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Mentor II User Guide

1. RW Bit 0 or 1 gt 0 Status 5 source RW Uni 2 0 to 1999 gt 1006 Invert status 5 output RW Bit 0 or 1 gt 0 Status 6 source relay RW Uni 0 to 1999 gt 1009 Invert status 6 output RW Bit 0 or 1 gt 0 72 www controltechniques com Mentor User Guide Issue Number 14 8 6 10 Menu 10 Status logic amp diagnostic information All real not bit RO parameters are frozen at the instant of tripping as an aid to diagnosis of the fault They remain in this condition until the drive is reset Forward velocity RO Bit f 0 or 1 gt 0 Drive stationary or running in reverse 1 Drive running forward at gt zero speed threshold Forward direction defined as follows When tachometer feedback selected terminal TB1 09 negative with respect to terminal TB1 10 When armature voltage feedback selected terminal A1 positive with respect to terminal A2 When encoder pulse tach feedback selected A channel leads B channel IAES Reverse velocity RO Bit 0 or 1 gt 0 1 Drive stationary or running forward Drive running in rev
2. RW Uni 5 0 to 1999 gt 000 Invert status 1 source 2 RW Bit 2 0 or 1 gt 000 REM Invert status 1 output RW Bit amp Oori gt 000 Mentor Il User Guide Issue Number 14 Status 1 delay RW Uni 0 to 255 gt 0 Sec LAKES Status 2 source 1 RW Uni 1999 gt 1007 mr Invert status 2 source 1 RW Bit f 0 or 1 gt 0 BENE Status 2 source 2 RW Uni 8 0 to 1999 gt 000 RI Invert status 2 source 2 RW Bit 2 0 or 1 c 0 Invert status 2 output RW Bit 2 0 or 1 gt 0 UAE Status 2 delay RW Uni 0 to 255 gt 0 Sec Status 3 source RW Uni 1999 gt 1013 MEM Invert status output RW Bit 5 0 or 1 gt 0 2 Status 4 source RW Uni 1999 gt 1003 www controltechniques com 71 Invert status 4 output
3. 2 0 to 255 gt 000 A time interval up to 255 seconds can be programmed If 04 18 1 current limit 2 is automatically selected when the set time elapses after a RUN command This feature is appropriate to applications where the motor is short time rated such as mixing machinery where the starting load is high and falls to a lower constant value only after the machine has run for some time Current taper 1 threshold RW Uni 1000 2 0 to 1000 gt Sets a threshold value of speed feedback beyond which 04 24 changes to 1 to indicate that the threshold has been exceeded and is the starting point for taper 1 if implemented Armature current reduces as a function of speed at a rate defined by 04 22 This parameter can also be used as a general purpose speed threshold If only one taper is used it must be Taper 1 If both are used Taper 1 must be the first AE Current taper 2 threshold RW Uni 2 0 to 1000 gt 1000 Sets a threshold value of speed feedback beyond which 04 25 changes to 1 to indicate that the threshold has been exceeded and is the starting point for taper 2 if implemented Armature current reduces as a function of speed at a rate defined by 04 23 This parameter can also be used as a general purpose speed threshold yee Curre
4. factor by which the speed error is multiplied to produce the correction term There are three possible sources of input to this term either final speed demand 03 01 speed feedback 03 02 or speed error 03 06 The selector is 03 24 The derivative term is a function of the rate of change of value of the input If the input is the speed error 03 06 output is negative if speed error is increasing This has a damping effect If the input is the final speed demand 03 01 output is positive when the final speed demand is increasing This is called velocity feed forward If the input is the speed feedback 03 02 output is negative if speed feedback is increasing This also has a damping effect but dependent on the changing value of the speed feedback only not the speed reference APZ Digital feedback selector RW Bit 5 O or 1 gt 0 analogue feedback Set to 1 to select encoder pulse tach feedback Set to 0 to select analogue feedback Armature voltage external analogue feedback selector Defines the maximum voltage permitted to be applied to the armature When armature voltage is the selected feedback 03 12 0 and 03 13 1 the max armature voltage value is used for scaling the armature voltage measurement so that speed feedback is full scale at maximum voltage If the speed feedback is derived from an encoder pulse tach or tachogenerator
5. When set at 1 this parameter enables a DPL program to be automatically started when the MD29 is reset or powered up When set at zero a command must be issued from the MD29 Toolkit software before the DPL program will start Global run time trip enable RW Int RW Bit O0 or 1 gt 1 0 to 99 gt 1 This parameter defines the addresses for serial communications RS485 mode RW Int 1to 16 gt 1 This parameter sets the Mode for serial communications All modes except Modes 7 and 8 are fixed in the format 1 start bit 7 data bits even parity 1 stop bit Parameter 14 02 controls whether the profibus network loss is enabled as follows Parameter 14 02 O Ignore network loss When set at 1 this parameter causes the MD29 to trip and stop if a Task over runs There is no controlled stop The display will show A29 I O link trip enable RW Bit 2 0 or 1 gt 0 When set at 1 this parameter causes the MD29 to trip if there is a communication link failure between the MD29 and the CT I O box Enable watchdog WDOG Parameter 14 02 gt O Enable network loss trip RS485 Baud rate Mode 1 5 6 and 7
6. dius pue 51610 z peeds e UOWWOD aui 81 20 OL 5 1 Jo esn ay jo 2021 1021 1 50721 SIS31 S H 60721 0 21 piouse1u 8021 021 9941nos 99 Mentor Il User Guide Issue Number 14 www controltechniques com 20 Menu 13 Digital lock Figure 8 Y 3160 12 80 5 ui 5 zu pue 91607 2160 O H 9 vio 5 Jopoo2u3 4oeqpee Jojunoo Jopoou3 012 5 eubiq 982 seo u01 991109 80761 i i youl 40119 uonisog 12 80 2160 5 2080 0 80 A91 YOUI Pay YOUI 11 yoo indu 24 indui 24 7001 peeds vrer UOISI98Jd OL EL 5 10199195 9SJ9A9H 9071 952 XZ0 1 12 20 10129195 91 11710 PM pad
7. 0 current demand gt 0 1 current demand 0 Indicates that the current demand signal is being limited to zero This could occur for example as a result of a sudden loss of load the drive being in torque control mode with speed over ride The speed could reach the set speed threshold as a consequence causing the speed loop to reduce the current demand to zero Last trip RO Uni 0 255 gt Record of the last trip code forming the basis of a trip history The trip before the last trip 10 25 RO Uni 10 26 2 0 to 255 gt Record of the trip before that which is saved in 10 25 The trip before 10 26 RO Uni 0 to 255 gt Record of the trip before that which is saved in 10 26 75 www controltechniques com The trip before 10 27 RO Uni 2 0 to 255 gt Record of the trip before that which is saved in 10 27 The four parameters 10 25 to 10 28 provide a permanent memory of the last four trips They are updated only by a new trip occurring IE Disable field loss trip RW Bit 0 or 1 gt 0 0 field loss trip enabled Prevents the drive from tripping when field loss is detected for example in application
8. ADM F6 destination RW 3 0 1999 gt 000 Defines the destination of external logic input at terminal TB3 26 Effective only after RESET F7 destination RW Uni amp 0 to 1999 gt 000 Defines the destination of external logic input at terminal TB3 27 Effective only after RESET Mentor Il User Guide Issue Number 14 EXE 28 destination RW Uni Hs 0 to 1999 gt 000 Defines the destination of external logic input at terminal TB3 28 Effective only after RESET EXE F9 destination RW Uni 000 2 010 1999 gt Defines the destination of external logic input at terminal TB3 29 Effective only after RESET 08 20 F10 destination RW Uni Hs 0 to 1999 gt 000 Defines the destination of external logic input at terminal TB3 30 Effective only after RESET Disable normal logic functions RW Bit 2 0 or 1 gt 0 0 enable normal logic function 1 disable normal logic function Default 0 If set to enable 0 this parameter configures logic inputs in the following manner F2 TB3 22Inch Reverse F3 TB3 23Inch Forward F4 TB3 24Run Reverse F5 TB3 25Run Forward If set
9. Invert GP3 and GP4 analogue inputs 0 or 1 40 Mentor Il User Guide www controltechniques com Issue Number 14 8 5 9 Menu 08 Logic inputs Description Default F1 input run permit O or 1 F2 input inch reverse 0 or 1 F3 input inch forward O0 or 1 F4 input run reverse O or 1 F5 input run forward O0 or 1 F6 input O or 1 F7 input 0 or 1 F8 input O or 1 F9 input 0 or 1 F10 input O0 or 1 Enable input 0 or 1 F2 destination 0 to 1999 F3 destination 0 to 1999 F4 destination 0 to 1999 F5 destination 0 to 1999 F6 destination 0 to 1999 F7 destination 0 to 1999 F8 destination 0 to 1999 F9 destination 0 to 1999 F10 destination 0 to 1999 Disable normal logic functions Oor 1 e Invert F2 input Oor 1 Invert F3 input Oor 1 Invert F4 input Oor 1 Invert F5 input Oor 1 Invert F6 input Oor 1 Invert F7 input Oor 1 Invert F8 input Oor 1 Invert F9 input Oor 1 Invert F10 input Oor 1 Enable Inch Reverse Oor 1 Enable Inch Forward Oor 1 Enable Run Reverse Oor 1 Enable Run Forward Oor 1 Mentor Il User Guide Issue Number 14 www controltechniques com 8 5 10 Menu 09 Status outputs Description Default 09 01 Status 1 output O or 1 RO 09 02 Status
10. Monitors the temperature of the thyristor SCR stack on those drives provided with thermistors Can be used as a general purpose input for monitoring or for Processor 2 special applications AE General purpose input 2 DAC 1 source RW Uni 0 to 1999 gt 201 ramp output RO Bi 1000 gt Selects the source of analogue output 1 terminal TB2 12 Displays the value of the analogue signal applied to terminal TB1 05 Can be used as a general purpose input for monitoring or for Processor 2 special applications JA EE DAC 2 source RW Uni 5 0 to 1999 c 302 speed feedback AIKE General purpose input RO Bi 2 1000 gt Selects the source of analogue output 2 via terminal TB2 13 Displays the value of the analogue signal applied to terminal TB1 06 Can be used as a general purpose input for monitoring or for Processor 2 special applications General purpose input 4 RO Bi amp 1000 gt Displays the value of the analogue signal applied to terminal TB1 07 Can be used as a general purpose input for monitoring or for Processor 2 special applications Mentor Il User Guide Issue Number 14 YANE
11. Enables and disables data transfer from the INTERBUS master controller to the MD IBS 0 enabled gt 1 disabled IN channel 1 mapping RW Int amp 101 to 1941 gt 1941 This parameter specifies the source parameter for IN cyclic channel 1 A mapping value of 1941 selects the MD IBS status word as the source parameter RW Int 2 101 to 1941 gt 302 This parameter specifies the source parameter for IN cyclic channel 2 IRE IN channel 3 mapping RW Int 101 to 1941 gt 501 This parameter specifies the source parameter for IN cyclic channel 3 OUT channel 1 mapping RW Int 5 101to 1940 gt 1940 This parameter specifies the destination parameter for the OUT cyclic channel 1 A mapping value of 1940 selects the MD IBS control word as 88 www controltechniques com Mentor User Guide Issue Number 14 10 sejgeueA dool 159 sjndjno pue sjndui 19551 A3M YOLINOW qaads 33 dOO1 83345 o D SUAWYOISNVUL C 5 YOLINOW
12. Quadrant 1 enable RW Bit 0 or 1 gt 1 enabled Quadrant 1 operation is defined as motoring in the forward direction speed and torque both having positive values Quadrant 2 enable RW Bit 1Q drive 0 disabled f 0 or 1 gt 4Q drive 1 enabled Quadrant 2 operation is defined as regenerating in the reverse direction speed being negative and torque positive NIE Quadrant 3 enable RW Bit 1Q drive 0 disabled f 0 or 1 gt 4Q drive 1 enabled Quadrant 3 operation is defined as motoring in the reverse direction speed and torque both having negative values vam Quadrant 4 enable RW Bit 1Q drive 0 disabled 0 or 1 gt 4Q drive 1 enabled Quadrant 4 operation is defined as regenerating in the forward direction speed being positive and torque negative Enable automatic current limit 2 change RW Bit 2 0 or 1 gt 0 disabled When this bit is enabled the current limit 2 selector is automatically changed to 1 after a time interval set by 04 19 The drive can be programmed to select 04 07 automatically at a programmed time interval 04 19 after a RUN signal www controltechniques com Current limit timer RW Uni
13. 35 Menu 01 Speed reference 35 Menu 02 Acceleration and deceleration ramps 35 Menu 03 Speed Feedback selection and speed loop 36 Menu 04 Current selection and limits 37 Menu 05 Current loop eese 38 Menu 06 Field control 39 Menu 07 Analogue inputs and outputs 40 Menu 08 Logic 41 Menu 09 Status outputs 42 Menu 10 Status logic amp diagnostic information 43 Menu 11 Miscellaneous eee 44 Menu 12 Programmable thresholds 44 Menu 13 45 Menu 14 plus MD29 system set up 45 Menu 15 Applications 1 46 Menu 16 Applications Menu 2 47 dee ue 8 Metal oxide varistors 5 22 MNEMONIC s eer ef Va eet 101 MODE eR EE ee eR di e gr 32 33 Motor constant ied 38 60 Motor overtemperature 43 75 Mentor User Guide Issue Number 14 Motor tliermlstOr 2 ERE Estee iu 25 N
14. Motor rating may be increased at higher armature voltages Refer to Maximum recommended motor voltage in section 4 1 Specifications www controltechniques com 4 2 2 and cabling The AC supply to the drive must be fitted with suitable protection against overload and short circuits The following table shows recommended fuse ratings Failure to observe WARNING this recommendation will cause a risk of fire Drive type amp model Recommended fuse ratings Typical gG Semiconductor 1 cable size Single Four Rated Rated Quadrant Quadrant Input Input AC AC A A A AWG 3 M25R 33 40 4 NR M45R eo 70 4 NR M75R 50 125 4 150 b M105R 175 4 200 du M155R 250 4 NR 275 M210R 300 4 450 M350R 2 x 300 500 b M420R 2 x 300 700 M550R 2 x 450 2 x 450 DE x M700R 2 x 500 2 x 500 b x M825R 2 x 500 NR 1200 M900R 2 x 700 4 1600 M1200R 2 x 900 4 NR 2 x 1200 M1850R 2 x 1200 1 DC fuses must be fast semiconductor type Rated voltage for 380V supply 500V DC for 480V supply 700V DC for 525V supply 700V DC for 660V supply 1000V DC Rated input and DC Output DC output 2 The cable sizes are for 3 core 3 wire and 4 core 4 wire pvc insulated armoured conduited cabl
15. RO Bit 5 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 30 and indicates status Mentor Il User Guide Issue Number 14 RO Bit f 0 or 1 gt 0 disable 1 enable Monitors the drive enable input from terminal TB4 31 and indicates status Input must be active for the drive to operate When the drive is disabled by disconnecting the input all firing pulses are switched off after a 30ms delay If the drive is running when this occurs the result is a coast stop and ramps reset F2 destination RW Uni 5 0 to 1999 gt 000 Defines the destination of external logic input at terminal TB3 22 Effective only after RESET destination RW Uni 3 0 1999 gt 000 Defines the destination of external logic input at terminal TB3 23 Effective only after RESET ACSS destination RW Uni 3 0 1999 gt 000 Defines the destination of external logic input at terminal TB3 24 Effective only after RESET ALES F5 destination RW 3 0 1999 gt 000 Defines the destination of external logic input at terminal TB3 25 Effective only after RESET
16. suoisueuiip IJAN 0 JON Bununo y ulze 0 SIN eoejuns 69 96 91 9 91 suoisueuiig Buljunow w ONILNNOW TANVd HONOYHL IN 01 HOSEIN O1 OSEN SHUN 0 t uJojjed pue no n9 17 Mentor User Guide Issue Number 14 www controltechniques com Figure 5 5 M900 R to 1850 R drive dimensions AIR FLOW Not to Scale Metric dimensions are exact Inch dimensions are calculated Units Mxxx Dimensions mm in 175 6 89 190 7 48 175 6 89 90 3 54 555 21 85 Units MxxxR Dimensions mm in A 330 12 99 B 330 12 99 C 330 12 99 D E 165 6 50 1015 39 96 Common Dimensions mm in 450 17 72 393 15 47 125 4 92 25 0 98 30 1 18 315 12 40 185 17 28 48 5 1 91 470 18 50 510 20 08 OvzzgT XCIOT Terminal pads drilled 2 holes 12mm 0 47in clearance TOP FLANGE REAR FLANGE 4 Top Flange 4 Rear Flange amp b gt Dimensions IK b gt Dimensions mm in 280 11 02 100 3 94 200 7 87 60 2 36 330 12 99 210 8 27 25 0 98 15 0 59 lt 4 TH Units M900 to 1850 M900R to M1850R are suitable for surface mounting only NOTE Heat sinks are live 18 Mentor ll User Guide www controltechniques com Issue Number 14 6 Electrical Installation 6 1 Installation criteria 6 1 1 Safety The volta
17. 2 0 to 1000 gt 010 Limits the amount of the velocity correction resulting from a position error Enable digital lock RW Bit 5 Oor1 gt 0 0 disabled 1 enabled Enables the Position Loop software Rigid lock selector RW Bit 5 0 or 1 gt 0 0 disabled 1 enabled When 13 11 1 the position error relative to the time the position loop is closed is always absolute This means that if the slave output shaft is slowed down by an overload position will be regained by an automatic speed increase when the load reduces to or below maximum When 13 11 0 default the Position Loop is closed only when the At Speed condition is reached This allows the accelerating Ramps to be used without overspeeding the slave output shaft Precision reference source RW Bit 2 0 or 1 gt 0 1 master encoder pulse tach 0 precision reference Determines the source of the digital loop reference as between the master encoder pulse tach 13 01 or the precision references 13 06 and 13 07 Mentor Il User Guide Issue Number 14 EXE Precision reference latch RW Bit 2 0 or 1 gt 1 0 use last values 1 use updated values The two Precision Reference values 13
18. RW Bit f 0 or 1 gt 0 not enable 1 enable Run Reverse When 08 21 1 normal logic functions disabled 08 33 can enable Run Rev 1 0 www controltechniques com Mentor User Guide Issue Number 14 8 6 9 Menu 09 Status outputs Status Output parameters define a parameter to be used as a source thereby defining the function of programmable output terminals Menu 09 contains three status source groupings each of which can be inverted The two sources ST1 and ST2 can be combined in any convenient configuration for output to terminals TB2 15 and TB2 16 The second group selects from sources ST3 574 ST5 for output to TB2 17 TB2 18 TB2 19 respectively or source ST6 relay output Delays 09 12 and 09 18 apply to status outputs 571 and 572 in 0 gt 1 transitions In 1 gt 0 transitions the effect is immediate without delay Status 1 output 09 02 Status 2 output 09 03 Status 3 output Status 4 output UA ME Status 5 output Status 6 output relay RO Bit amp 0 or 1 gt Status 1 source 1 RW Uni 2 010 1999 gt 111 Invert status 1 source 1 RW Bit 0 or 1 gt 0 Status 1 source 2
19. 1 indui Jojunoo Jepooug peeds 62720 1 10199Jos Jepooue 61 20 10129J8S peeds nos uonisod Mentor User Guide Issue Number 14 www controltechniques com 100 9 Diagnostic procedures 9 1 Trip codes Reason for the trip Armature overcurrent An instantaneous protection trip has been activated due to excess current in the armature circuit Armature open circuit Drive has detected that the firing angle has advanced but no current feedback has been detected Current control loop open circuit the input reference is either 4 20mA or 20 4mA this trip indicates that input current is lt 3 0mA EEprom failure Indicates that an error has been detected in the parameter set read from the EEprom at power up External power supply Overcurrent trip at the 24V supply output terminal TB4 33 has operated indicating an overload in the external circuit connected to this supply Maximum current available is 200mA External trip Parameter 10 34 1 The external trip set up by the user has operated Feedback loss No signal from tachogenerator tachometer or encoder pulse tachometer 1Q drives Feedback reversal The polarity of the feedback tacho or encoder polarity is incorrect This trip does not operate on Field loss No current in field supply circuit
20. Master counter increment 1000 Slave counter increment 1000 Position error 1000 Precision reference Isb 0 to 255 Precision reference msb 010 255 Position loop gain 0 to 255 Position loop correction limit 0 to 1000 Enable digital lock O or 1 Rigid lock selector O0 or 1 Precision reference selector O0 or 1 Precision reference latch O0 or 1 8 5 15 Menu 14 plus MD29 system set up Precision speed reference 16 bit 000 to 65535 For further information on Menu 14 parameters please refer to the MD29 User Guide Number Description ANSI serial address 0 to 99 Default RS485 mode 1to 16 RS485 baud rate 3 to 192 CLOCK task time base ms 1 to 200 CTNet Node Address MD29AN only 0 to 255 Autorun enable 0 or 1 Global run time trip enable 0 or 1 link trip enable 0 or 1 Enable watchdog WDOG 0 or 1 Trip if a parameter write over ranges 0 or 1 Disable monitor port protocol 0 or 1 Position controller enable 0 or 1 I O link synchronisation source 0 or 1 Encoder time base select 0 or 1 Reserved 0 or 1 Flash store request 0 or 1 RS232 drive drive comms enable 0 or 1 RS485 parameter pointer 0 to 1999 RS485 parameter pointer 42 mode 4 0 to 1999 RS485 mode 3 scaling 0 to
21. The calculated motor back emf based on armature voltage minus IR compensation value 2 06 05 Feedback to the emf loop in spillover mode MAIES Field current demand RO Uni amp 0 to 1000 gt The current demand from the emf loop subject to the limits of 06 08 06 09 and 06 10 Field current feedback RO Uni 2 0 to 1000 gt Feedback to the field current loop Firing angle RO Uni 2 261 to 1000 gt Scaling 06 04 1000 corresponds to fully phased forward 62 www controltechniques com IR compensation 2 output RO Bi 2 1000 gt The value resulting from the application of 06 06 to the speed error integral input IR compensation 2 RW Uni 0 to 255 gt 000 A programmable factor used for calculation of the armature IR drop as correction to measured armature voltage to allow the back emf to be computed TUS _ 03 08 x 06 06 If 06 20 0 06 05 2048 he _ 04 02 x 06 06 If 06 20 1 06 05 2048 Example of setting of 06 06 Armature voltage 400V Armature current 200A Armature resistance 010 IxR 20V For a M210 with 200A armature current 03 08 635 units so 06 06 635
22. 220V 10 to 480V 10 overvoltage category II For permanent connection directly to industrial supply systems it is necessary to provide additional surge suppression between lines and ground Suitable suppression devices using metal oxide varistors MOVs are widely available This is not required where the drive is provided with an isolation transformer 525 Vac The status relay contacts are designed for overvoltage category II at 240V Overvoltage categories are as follows Protected circuits with overvoltage surge suppression General building power supplies for use by electrical appliances Fixed installations with permanent supply connection Building power incomer eg utility meter etc 6 2 4 Field regulator connection diagrams for Mentor M25 M210 22 Mentor Il User Guide www controltechniques com Issue Number 14 6 3 Current feedback burden resistors To allow the use of a motor which has a lower rating than the drive the current feedback has to be re scaled by changing the burden resistors R234 and R235 or in the case of drive size M350 and above the three resistors R234 R235 and R245 mounted on the power board The following equations provide the value of the appropriate resistance Resistors are in parallel Where Imax is 150 of the rated full load current of the motor For drives M25 up to M210R up to 210A DC output and PCBs MDA75 MDA75R MDA 210 and MDA210R Rtotal 209 For
23. A value of 1 indicates an unhealthy network caused by cabling error no termination resistors no other nodes on network etc A value of 2 indicates initialisation failure such as baud rate mismatch or illegal address Often this will be accompanied with a trip on power up DPL line number where trip occurred RO 2 0 to 1999 gt This parameter is only used when the DPL program has been compiled with the debugging information switched on The value it gives indicates the approximate line number within the DPL program where a run time error occurred If no run time error has occurred the value will be meaningless 85 www controltechniques com 8 6 16 MD24 PROFIBUS DP set up The set up parameters take effect only after the MD24 PROFIBUS DP or drive has been reset PROFIBUS DP node address RW Int 1to 124 gt 1 This parameter defines the node address to be used by the MD24 PROFIBUS DP RW Int 101 to 1941 gt 1941 This parameter specifies the source parameter for IN cyclic channel 1 A mapping value of 1941 selects the MD24 PROFIBUS DP status word as the source parameter LEES IN channel 2 mapping RW Int 101 to 1941 gt 302 This parameter specifies the source parameter for IN cyclic
24. LEALES Master encoder counter RO Uni 0 to 1023 gt Slave encoder counter RO Uni 0 to 1023 gt Master counter increment RO Bi 1000 gt EM Slave counter increment RO Bi 5 1000 gt RO Bi 2 1000 gt Indicates the difference between the positions of the master shaft and the slave shaft Precision reference Isb RW Uni 2 0 to 255 gt 000 See also 13 07 13 12 and 13 13 Precision reference msb RW Uni 0 to 255 gt 000 See also 13 06 13 12 and 13 13 Parameters 13 06 and 13 07 are used in conjunction with each other to define a 16 bit velocity reference when parameter 13 12 0 Parameter 13 06 is the least significant component Parameter 13 07 is the most significant component Each unit of 13 07 represents 256 increments of 13 06 0 www controltechniques com Determines the amount of velocity correction per unit of position error The setting thus determines how quickly the loop responds to a disturbance and thus affects the motor output shaft position 13 08 The gain applied 256 This parameter must be adjusted in conjunction with the Speed Loop PID Gains 03 09 03 10 and 03 11 to attain the best balance between stability and quick response Position loop correction limit RW Uni
25. 2 x 50 14 7 x 106 1 07 The capacitors cause a high earth leakage current permanent fixed earth connection must be provided and subjected to regular testing If high earth leakage currents are unacceptable then an RFI filter must be used instead of capacitors The filter uses lower values of capacitance achieving the necessary attenuation by inductance Mentor Il User Guide Issue Number 14 12 4 2 Method 2 RFI filter with low leakage current to earth Recommended filters are shown in the following table Line reactors RFI filter for main convertor La Lb Lc uH Control Techniques part no M25 M25R 4200 6116 Voltage rating Vs 50 60Hz Current rating at 50 C 50 M45 M45R 4200 6116 50 M75 M75R 4200 6117 70 or 63 M105 M105R 4200 6106 110 or 100 M155 M155R 4200 6107 170 or 150 M210 M210R 4200 6111 170 or 180 M350 M350R 4200 6115 300 Schaffner part no M420 M420R FN3359 400 99 400 M550 M550R FN3359 600 99 600 M700 M700R FN3359 600 99 600 M825 M825R FN3359 1000 99 1000 M900 M900R FN3359 1000 99 1000 M1200 M1200R FN3359 1000 99 1000 M1850 M1850R f FN3359 1600 99 e 690V version also available add the code HV after 3359 in the part number 12 4 3 Recommended filter for the field regulator There are several possibilities depending on the main suppression and
26. 2438 3241 M1200 2438 3238 2438 3238 2438 3240 M1200R 2439 3239 2439 3239 2438 3241 M1850 2438 3238 2438 3238 2438 3240 M1850R 2439 3239 2439 3239 Recommended Semiconductor Fuses for 480V Mentors 2438 3241 Input Fuse Output Fuse Drive Model z Part Number Quantity per line Part Number Quantity per line M25 4300 0035 1 M25R 4300 0035 1 4300 1040 1 M45 4300 1060 1 M45R 4300 1060 1 4300 1070 1 M75 4300 1090 1 M75R 4300 1090 1 4300 1125 1 M105 4300 1150 1 M105R 4300 1150 1 4300 0175 1 M155 4300 0200 1 M155R 4300 0200 1 4300 1250 1 M210 4300 0275 1 M210R 4300 0275 1 4300 1350 1 M350 4300 1450 1 M350R 4300 1450 1 4300 1300 2 M420 4300 1500 1 M420R 4300 1500 1 4300 1300 2 M550 4300 1700 1 M550R 4300 1700 1 4300 2450 2 M700 4300 1450 2 M700R 4300 1450 2 4300 2500 2 M825 4300 1500 2 M825R 4300 1500 2 4300 2500 2 M900 4300 1200 1 M900R 4300 1200 1 4300 0700 2 M1200 4300 1600 1 M1200R 4300 1600 1 4300 0900 2 M1850 4300 1200 2 M1850R 4300 1200 2 4300 1201 2 Four quadrant Mentor drives must be fitted with dc output fuses of fast semiconductor type Mentor User Guide Issue Number 14 www controltechniques com 11 4 2 3 Ventilation and weight Drive type amp model Ventilation Approx Flow Single Four Quadrant Quadra
27. Figure 8 8 LEDs byte RW Uni 2 0 to 255 gt Designations Alarm Zero speed Run forward Run reverse Bridge 1 Current limit The displayed value is the decimal equivalent of the bit pattern Disable normal LED functions RW Bit f 0 or 1 gt 0 enabled Disables the normal functions of the keypad LED indicators with the exception of Drive Ready and renders them programmable By setting 11 22 1 normal LED functions with the exception of Drive Ready can be controlled via the serial interface or processor 2 special application software The LEDs display the binary equivalent of the value in 11 21 HPSS High voltage MDA6 RW Bit 2 0 or 1 gt 0 Setting of 1 MDA6 High voltage 660V If the High voltage 660V MDA6 power board is to be used for a high voltage Mentor II this parameter must be set 1 Mains AC power dip ride through RW Bit 2 0 or 1 gt 0 Default 1 Enable ride through NOTE In order to maximize the mains dip ride through capability of the Mentor ll it is necessary to connect the circuit shown in Figure 8 8 Software version V3 1 0 or later must be installed Analogue input GP2 refer to Menu 07 i
28. If the user wishes to set variable to a higher resolution six digits must be written in the data field Mentor II then recognizes the request for higher resolution For example to set the speed demand to 47 65 of maximum speed transmit 0 4 7 6 5 The wide integer 16 bit parameters are 13 14 15 60 15 61 15 62 and 15 63 If a wide integer is sent through the comms link interface the data is formatted as five ASCII characters without a sign in the data field All parameters can be written via the serial interface by means of five ASCII characters if no sign is included Refer to parameter 11 13 Chapter 6 or 7 for further information 10 9 Sending data Host command reset address start of text menu and parameter 1 to 5 data characters end BCC For example the message to the drive change speed reference 1 of drive number 14 to 47 6 in reverse would be sent as CONTROL ADDRESS CONTROL DATA CONTROL EOT 141 44 STX 0 111 7 04176 ETX Control Control Control D B C The drive will respond with an acknowledgement either ACK ifthe message is understood and implemented or NAK ifthe message is invalid the data is too long or the BCC is incorrect If a value sent is outside the limits for a parameter the drive will respond with NAK 103 www controltechniques com 10 10 Reading data
29. RW Int RW Bit 9 0 1 gt 0 3 to 192 gt 48 This parameter sets the Baud rate 24 2400 48 4800 etc Clock task timebase ms RW Int 2 110200 10 Defines the clock tick time in milliseconds for executing the CLOCK Task of a DPL program Maximum 100ms ICALE CTNet Node address RW Int f 0 to 255 gt 0 Specifies the CTNet Node address Available with MD29AN only www controltechniques com When this parameter is set at 1 the drive will trip if a fault occurs in the MD29 hardware or software A user s DPL program cannot cause this trip Trip if a parameter write over ranges RW Bit 5 0 or 1 c 1 Each drive parameter has a finite range of values which can be accepted Any value which is outside the parameter limits could signify a program failure When this parameter is set at 1 the drive will trip if a parameter is outside the limits When it is set at 0 the MD29 places a limit on the value written Disable monitor port protocol RW Bit 2 0 or 1 gt 0 Setting this parameter at 1 puts the RS232 serial port into plain ASCII mode
30. Store make permanently effective parameter values after changes otherwise the new values will be lost when the drive is powered off To store set Parameter 00 1 and press RESET Mentor User Guide Issue Number 14 Drive Ready Alarm Zero Speed Run Forward Run Reverse Bridge 1 Bridge 2 At speed Current limit RESET L MENU L PARAMETER CONTROL LZ TECHNIQUES ADJUST PARAMETER 7 1 2 Displays 1 Index The lower four digit display indicates menu number to the left of the permanent decimal point and parameter number to the right 2 Data The upper four digit display indicates the value of a selected parameter The present value of each parameter in turn appears in the data display as parameter numbers are changed Numerical parameters have values in ranges of 000 to 255 000 to 1999 or 000 to 1000 Refer to Chapter 6 for parameter unit values e g volts rpm etc Bit parameter values are displayed as 0 or 1 preceded by a b The first digit for integer parameters 0 to 255 is a 3 Status Indicators Nine LED s to the right of the parameter data and index panels present information continuously updated about the running condition of the drive and enable basic information to be seen at a glance LED Illuminated Information Drive ready The drive is switched on and is not tripped Drive ready flashing The drive is tripped The drive is i
31. www controltechniques com Power connections Refer to Figure 6 2 and Figure 6 3 Figure 6 2 Single quadrant power connections 6 2 Aejasuny HH YOUMS LN pemo uny 62 Jeyejs 1010IN SJN yuued uny LZ yuq jqeuq 6 sesnjeu 41 uonound Jojejuoo eu 91 HI Jamo q 068 LW 01 H OSEW uo Ajddns pjay pue 100 ueoueulv YON 23 1 oj Kuo 10 SOSN4 punog 3 ed 13 1 cl r1 92 I eee peeds 195 Mentor User Guide Issue Number 14 www controltechniques com Access to the power terminals of the smaller drives is gained by opening the front cover which is secured by two captive screws one at each upper corner and hinged at the bottom Figure 6 1 The higher rated models have externally accessible terminal lugs 20 If not exchange the connections to the armature or the Motor rotation Check that the direction of rotation is as required as soon as the drive is first turned on field but not both If an encoder or tachogenerator tachometer feedback is installed the sense of the signals to the drive must be revers
32. 0 Also its function is freely programmable This is a latched input parameter 01 11 will not revert to 0 if the input is removed provided that 08 21 0 www controltechniques com ETE F5 input run forward RO Bit 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 25 and indicates status The drive will respond to this input as run forward command only if the external logic controls are enabled 08 21 0 Also its function is freely programmable This is a latched input parameter 01 11 will not revert to 0 if the input is removed provided that 08 21 0 ETE F6 input RO Bit 2 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 26 and indicates status AUAM F7 input RO Bit amp 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 27 and indicates status RO Bit 2 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 28 and indicates status RO Bit 2 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 29 and indicates status
33. 1558 Yes Yes pero Isolated M210and M210R Yes Yes Isolated M350 to M550 Yes 1 Yes 2 Forced LIVE M350R to M550R Yes 1 Yes 2 Forced LIVE M700 and M825 Yes 1 Yes 2 Forced LIVE MEER ang Yes 1 Yes 2 Forced LIVE M900 to M1850 Only Forced 3 LIVE 4 M900R to M1850R Only Forced 3 LIVE 4 solated heat sinks must be earthed grounded for safety A terminal is provided 1 Surface mounting requires the optional fan ducting with integral fans mounting flanges and earthing grounding stud 2 Adequate forced ventilation must be provided 3 A suitable fan can be supplied as an optional extra 4 Enclosed 14 www controltechniques com 5 3 Cooling and ventilation 5 3 4 Enclosure minimum dimensions Care must be taken that the enclosure in which the drive is installed is of adequate size to dissipate the heat generated by the drive A minimum clearance of 100mm 4in all around the drive is essential Figure 5 1 All equipment in the enclosure must be taken into account in calculating the internal temperature Figure 5 1 A minimum distance of 100mm 4in from adjacent contactors relays and other equipment is required to allow free circulation of cooling air 5 3 2 Effective heat conducting area The required surface area Ag for an enclosure containing equipment which generates heat is calculated from the following equation P P k T Tam
34. 4221 19po2u3 doo Juasing Mentor Il User Guide Issue Number 14 www controltechniques com 96 Figure 8 17 Menu 08 Logic inputs oejos 21 80 soyey o qisiAu XINO S1l8 NVO SNOILVNILSAG abo SNOILONNA 91901 1VIWNHON 1280 suomnounyj 3160 ajqesiq indui 9jqeu3 1 91 o avna 1n0320 asjnd z 1 LZ SO u ym ndu pojoojegs se pojeoipop 014 ALON 2 281 vc t8L 0281 4 8 yy 4 ul 24 12 281 LIINdSd 97 Mentor User Guide Issue Number 14 www controltechniques com Figure 8 18 Menu 09 Status outputs OV A0vZ Buipeo j2eju05 peeds 0197 ynejeq Ed 20 1 sjndjno yoeq eseug SLS zuan 716 xj LS 2 sjndjng 40jsisueJ 10 uado i paads ZLS uo you LLS 91607 UOISJ9AU 9160 6 m qpejonuo2 91S jndjno 514636 915 Co sco n snyegs andine 60 Ea 91S 5 90 60 SLS am 5 1 70760 715 yndul snjeys 20 60 215 x60 x60 jndino 72 60 SLS 1ndino 99 01 22 60 SLS 10129195 2260 718 SM
35. 64units 06 07 380V Back emf set point RW Uni 2 0 to 1000 gt 1000 V The programmable value of the armature back emf in volts at which the field begins to weaken Defined as the voltage at which base speed is reached Maximum field current 1 RW Uni 2 0 to 1000 gt 1000 Programmable value of the maximum current demand of the emf loop If the field control is to be used in current mode this parameter would become the current reference of the field control loop and the back emf set point should normally be set to maximum to prevent spillover occurring alternatively if motor overvoltage protection by spillover is required the back emf set point should be set to maximum armature voltage Maximum field current 2 RW Uni 2 0 to 1000 gt 500 Alternative to 06 08 for use as an economy setting Refer to 06 12 06 14 and 06 15 Mentor Il User Guide Issue Number 14 EXE Minimum field current RW Uni 0 to 1000 gt 500 Mentor can be used with an Issue 1 card maximum current 5A Parameter 06 11 then has the range 101 to 110 and a field current range from 0 5A to 5A in steps of 0 5A Field control can alternatively be implemented by the FXM5 Field Control Unit see section 11 7 Fie
36. The serial communications facility also provides for the operation of the drive to be continuously monitored for control or analytical purposes 8 Mentor Il User Guide www controltechniques com Issue Number 14 4 Data 4 1 Specifications 411 Maximum input voltage to drive L1 L2 and L3 i e main power to thyristor bridge 480V 10 standard 525V 10 optional 660V 10 special order 4 1 2 Maximum recommended motor voltage Varm 1 15 x Vsupply 4 1 3 Input power supply voltage E1 E2 and E3 i e auxiliary power supply Balanced 3 phase 3 wire 45Hz to 62Hz maximum 480V 10 With the higher voltage 525V 660V versions the maximum power supply voltage is also 480V 10 The input to the control electronic circuits is Standard 2 wire 220V 10 to 480V 10 With North American field bridge 3 wire 220V 10 to 480V 10 NOTE E1 amp E3 must be connected to the same phases as L1 amp L3 4 1 4 Output supplies and references Short circuit proof 10V reference 5 10mA drive capability Encoder supply 300mA drive capability at 5V 12V or 15V selectable 24V supply 200mA drive capability for relays All outputs are wire proof unaffected by accidental short circuiting 4 1 5 Ambient temperature amp humidity Rated ambient temperature 40 C 104 F Rated maximum altitude 1000m 3200ft Storage temperature range 40 C to 55 C 40 F to 131 F Humidity requirement non condensing 4 1 6 D
37. 1000 2 010 1999 gt 0 to 1999 gt 1000 Sets the scaling for the signal from source GP1 terminal TB1 04 07 16 ling f Scaling factor 1000 07 17 RW Uni 0 to 1999 gt 1000 Scaling factor 07 23 1000 Sets the scaling for signals output from DAC3 TB2 14 Sets the scaling for the signal from source GP2 via terminal TB1 05 07 17 ling f Scaling factor 1000 66 Mentor II User Guide www controltechniques com Issue Number 14 Reference encoder scaling 07229 Invert GP3 and GP4 analogue inputs RW Uni RW Bit f 0 to 1999 gt 419 0 or 1 gt 0 Sets the scaling for signals from the reference encoder pulse tach When set to 1 the polarity of GP3 and GP4 analogue inputs will be connected to terminal socket PL4 The value should be set to inverted correspond with the maximum speed of the motor and with the number The value of 07 03 and 07 04 are not affected and will indicate the of pulses per revolution of the encoder polarity of the voltage applied to terminals TB6 and TB7 To calculate the scale factor 6 Scale factor 750 x 10 Nxn Where N number of pulses per revolution n max speed of motor in rpm Default value is determined on the basis of a 1024
38. 50 Relay Output i eR REM ines 25 A AAE ME 25 7 REIRET nucum dee Une i 109 Rigid lock selector 45 80 HS232 mentes aite tee p st 102 RS232 drive drive comms enable 45 83 RS422 rcs teh atiende dut edet doe ident 102 RS485 serial communications 2 5 RUN cit seb avn xe e esent 25 68 RUN Permit 3s tigen Aah tee eee rte hee 25 68 RUM teverse iud ea eins a Dre 25 68 S Safety Extra Low Voltage SELV 102 Safety information cecinere 6 Save parameter values 2 30 Security 31 33 225 nin uiii eris 31 33 Level ei 31 33 Security COE a etuer cine etes 31 Security code system 7 Serial address E ne 77 103 Serial communications interface 5 102 Serial mode 44 46 77 85 103 Single axis position controller 105 Single ended configuration 2 7 Speed is eere deed ne CER Aser aseo 7 113 www controltechniques com Speed Srror 36 51 Speed feedback 5 29 36 51
39. NEMA E ee 9 14 NOTES secs p RR 6 12 2 He D Seer 35 48 91 Overload threshold 2 38 58 Overvoltage suppression 22 P Parameter identification 103 Parameter Set sce esca gesto dedere tet eene idu 8 Phase l0SS eite xa iet es 74 Phase loss detection eene 5 Phase sequerce a te ene dees reos 5 undue ou nu RIDE uM 105 PID speed loop algorithm 5 POSITION T eLTOE iore LERRA RETE ES PER 45 80 POSION eere 105 Position loop gain 45 80 Precision reference 45 80 Precision speed reference 45 81 Processor 1 software version 44 77 Processor 1 watchdog 43 75 101 Processor 2 software version 00012221 44 Processor 2 trip oet prendi ERR 76 Processor 2 watchdog 43 75 101 Profibus DP MD24 105 Programmable thresholds 31 44 79 Proportional gairs tete pete ds 29 R Radio frequency radiated 107 Ramp hold n nh a Rep e ii ores 35 50 RAMPS eoe RE 31
40. Power ground bus bar Bus bar does not need to be isolated from the enclosure Safety bond to enclosure Site ground if required Conducted emissions from the main thyristor convertor suppressed by line to earth capacitors and standard line reactors For more detailed information refer to the Mentor EMC datasheet ee Output 2 mm cables to the Drives Line reactors Output 1 See signal Isolated 0V bus bar ERE ee Ground Bus bar must be diagrams Host isolated from the c controller RF chokes for the field regulator Alternatively an RFI filter shown Ley Lr opposite can be used Some applications may Bond the require a DC fuse in the Brive back plate to the armature circuit Refer to Optional pawe ground the Mentor User Guide Moa a MD29 card bus bar ed 2 lt 100mm 4 in A2 a Safety ground E1E2 F2 terminal AC supply 14 System isolator Bond the armour or shield to the OIA L2 AC supply back plate If the enclosure distribution construction permits you may L3 and fuses instead bond the armour or shield to alo the enclosure at the cable entry 910 point Refer to Radiated emissions in the EMC Data Sheet ENO Alternative safety ground connections for the motor lt 100mm 4 in Fit a ferrite ring Part No 3225 1004 around all control cables
41. Speed loop derivative gain 36 52 Speed loop integral 36 52 Speed loop output sseeeennn 36 51 Speed loop proportional gain 36 51 Speed reference 5 25 31 35 40 48 65 66 Speed resolution 2 244 4 4 1000000 5 Spindle orientation 22 105 Feet d aie 105 Standards CE Marking Directive 93 68 EEC 4 CSA C22 2 0 4 1982 4 CSA C22 2 0 M1982 essent 4 EN 61000 4 2 i i uu 107 EN 61000 4 4 107 5008251 lt RR 107 5008252 107 EN60249 ee eges 4 60529 scd fev tte esed 4 ENV 50140 eene 107 roe EE ee e PD t RES 107 IEC 801 9 uere ett PRU 107 IEGS3261 eiie obe uie eet 4 IEG 326 5 ries eliam eet ess 4 IEG326 6 none eed dtu te E 4 IECGG1800 8 atus 107 RU emer 4 Low Voltage Directive 73 23 4 ULIA penile icto e
42. This permits access to all required parameters 7 3 2 Speed feedback Armature voltage feedback For armature voltage feedback set parameter 03 13 1 For practical applications a small tolerance of 2 or 3 above the nameplate voltage should be allowed For an armature voltage of 500V set parameter 03 15 510 or 520 Analogue speed feedback For analogue tachogenerator tachometer feedback set parameter 03 13 0 default setting The default values of the speed loop proportional and integral gains are usually satisfactory for analogue feedback Depending on the application the characteristic behavior of the load adjustment of the speed loop gains may be needed to obtain the optimum dynamic performance and speed holding Encoder pulse tachometer speed feedback For encoder pulse tachometer feedback set parameter 03 12 1 The scaling parameter 03 14 must be adjusted to correspond with the encoder PPR pulses per revolution and the intended maximum speed of the motor in rpm 750x10 0105 PPRx Max rpm For example Encoder pulse tach Motor rated max speed Motor max speed required ja 750x109 _ 240x1710 240PPR 1750rpm 1710rpm 03 1 1827 When this type of feedback is applied there are several additional factors to consider The instrument should be a dual channel quadrature type with line driver outputs using RS485 line drivers The Mentor II on board power supply for the encoder pulse tachome
43. and thus the current delivered to the motor The drive may be equipped with means for control of the field if speeds higher than base speed are required Separate control of the field within the operating range up to base speed can be exploited also to obtain extended control of speed and torque for more complex motor applications If a suitable feedback is available position control becomes possible 3 2 Principles of the variable speed drive A single phase voltage applied to a fully controlled thyristor SCR bridge and a resistive load produces an intermittent flow of current which is started by the firing of the thyristor SCR and stopped as a result of the supply voltage passing through zero at the end of each half cycle Maximum voltage is delivered when the firing angle is fully advanced that is when f in Figure 3 1 becomes zero Retarding the firing angle reduces the current output When the load is inductive such as a motor or the firing angle is sufficiently advanced current becomes continuous The fundamental of the current characteristically lags behind the voltage due partly to the inductive nature of the load and partly due to firing angle delay Mentor Il User Guide Issue Number 14 Figure 3 1 Behavior of a single phase fully controlled thyristor rectifier SCR supplying a highly inductive load N ZN AC Inductive XX Load Current fundamental f firing angle Figure 3 2 Typical arrangement
44. default 1 signal inverted Threshold 2 destination Uni RW Uni 0 to 1999 000 2 010 1999 gt 302 Threshold 1 level RW Uni 2 0101000 gt 000 IAES Threshold 1 hysteresis RW Uni 2 010255 gt 002 Invert threshold 1 output RW Bit 3 0 or 1 0 default 1 signal inverted IPA TAM Threshold 1 destination RW Uni 2 010 1999 gt 000 IPAE Threshold 2 source RW Uni 2 0 to 1999 gt 501 Threshold 2 level RW Uni 0 to 1000 gt 000 Mentor Il User Guide Issue Number 14 www controltechniques com 19 8 6 13 Menu 13 Digital lock Position loop gain RW Uni 0 to 255 gt 025
45. such that Ratio 1 in the Digital Lock software can be written simultaneously removing the need for the latch 15 31 Ratio 2 wide integer RW Uni 2 0 to 65535 gt 000 This parameter is the equivalent of parameters 15 18 and 15 19 such that Ratio 2 in the Digital Lock software can be written simultaneously removing the need for the latch 15 31 15 62 Serial Mode 4 input data RO 2 010 65525 gt When serial interface Mode 4 is selected this parameter is loaded with a variable input from the serial interface port Refer also to parameter 11 13 Serial Mode 4 output data RO 2 010 65535 gt When serial interface Mode 4 is selected this parameter is transmitted to the next drive down the line Mentor Il User Guide Issue Number 14 Special parameters in menu 16 16 62 CTNet diagnostic parameter RO 2 0 to 1999 gt This parameter indicates the state of the CTNet network A value greater than 0 indicates a healthy network with the value representing the number of messages per second received by the node A value of 0 indicates a healthy network but no data is being transmitted This usually indicates that there is no node configured to generate cyclic synchronisation messages
46. tachometer the armature voltage is continuously monitored and the clamp is applied when the voltage exceeds that set in 03 15 This can be used to prevent the voltage rising above a set level An automatic scale factor of 1 2 is applied to clamp the armature voltage feedback to 20 above maximum to allow for overshoot This parameter is factory set to 485V for Europe and 550V for USA Maximum speed scaling rpm RW Uni 3 0 to 1999 c 1750 rpm Used only to scale the speed feedback so that the value displayed in 03 03 is actual speed in rpm The value applied to 03 16 should be the max speed in rpm divided by ten if the maximum speed is gt 1999rpm speed displayed in 03 03 is then rpm 10 KAFE IR Compensation RW Bit RW Uni 9 9 1 gt 0 analogue feedback 0 to 255 gt 000 ValueOf03 05 _ 03 08 x 03 17 2048 Determines the type of analogue speed feedback when 03 12 is set to 0 Set to 1 to select armature voltage feedback Default setting selects analogue feedback from a tachogenerator tachometer or equivalent external source connected to terminal TB1 09 52 www controltechniques com This value is used to calculate the compensation for the resistive voltage drop of the armature to improve speed control with varyi
47. 0 06 18 Enable speed gain adjustment Oor 1 RW 0 06 19 Direct firing angle control Oor 1 RW 0 06 20 Alternative IR Comp 2 selector Oor 1 RW 0 06 21 Firing angle front endstop 0 to 1000 RW 1000 06 22 Full or half control selector Oor 1 RW 0 06 23 Reduce gains by factor of 2 Oor 1 RW 0 06 24 Reduce gains by factor of 4 Oor 1 RW 0 Mentor Il User Guide Issue Number 14 Dependent on card issue revision number 5 Field Controller only www controltechniques com 39 8 5 8 Menu 07 Analogue inputs and outputs Description Default General purpose input 1 1000 General purpose input 2 1000 General purpose input 3 1000 General purpose input 4 1000 Speed reference input 1000 RMS input voltage 0 to 1000 Heatsink temperature 0 to 1000 DAC 1 source 0 to 1999 DAC 2 source 0 to 1999 DAC 3 source 0 to 1999 GP1 destination 0 to 1999 GP2 destination 0 to 1999 GP3 destination 0 to 1999 GP4 destination 0 to 1999 Speed reference destination 0 to 1999 GP1 scaling 0 to 1999 GP2 scaling 0 to 1999 GP3 scaling 0 to 1999 GP4 scaling 0 to 1999 Speed reference scaling 0 to 1999 scaling 0 to 1999 DAC2 scaling 0 to 1999 DAC3 scaling 0 to 1999 Reference encoder scaling 0 to 1999 Encoder reference selector O0 or 1 Current input selector Oor 1 Current input mode selector Oor 1 Current input mode selector Oor 1
48. 05 Default value 01 13 0 normal speed reference applied Controlled in default by terminals TB3 22 TB3 23 0 reverse not selected 0 inch not selected Mentor Il User Guide Issue Number 14 01 14 Reference selector 1 RW Bit 0 The two reference selectors 01 14 and 01 15 in combination allow any one of the four speed references 01 17 to 01 20 to be selected 1 14 1 15 Reference Selected 0 1 17 Reference selector 2 RW Bit 5 gt 0 The two reference selectors 01 14 and 01 15 in combination allow any one of the four internal speed reference 01 17 to 01 20 to be selected See table above Zero reference interlock RW Bit gt Prevents the starting of the drive until the analogue speed reference external or internal is near to zero 8 lt 01 01 lt 8 values in 0 1 of full speed 0 inhibit not applied This facility is convenient in applications where for safety or process reasons the operator determines speed by observations of the process for example extrusion or traction drives RW Bi gt As stated below Reference 1 parameter 01 17 is the default destinat
49. 06 and 13 07 cannot be changed simultaneously To prevent the Position Loop reading inconsistent values during the change parameter 13 13 0 default enables the Position Loop to continue to use the last values while the change is taking place When a change of both 13 06 and 13 07 has been completed setting 13 13 0 causes the updated values to be applied 13 13 should then be reset to 0 ready for the next update Precision speed reference 16 bit RW Uni 2 000 to 65535 gt 0 This parameter is a wide integer equivalent to the Precision Reference 13 06 and 13 07 and allows the precision reference to be written as a single statement removing the need for the latch parameter 13 13 Parameter 13 14 is intended primarily for use through serial communications Mentor Il User Guide Issue Number 14 www controltechniques com 81 8 6 14 Menu 14 MD29 system set up Some menu 14 parameters change dependant on what option module is fitted For details refer to Section 8 6 16 MD24 PROFIBUS DP set up on page 86 Section 8 6 17 MD25 DeviceNet set up on page 87 section 8 6 18 MD IBS INTERBUS set up on page 88 NOTE The set up parameters take effect only after the MD29 or drive has been reset or when a RENIT instruction in a DPL program has been executed ANSI serial address Auto run mode RW Bit 0 or 1 c 1
50. 12 Electromagnetic compatibility 12 1 General note on EMC data The information given in this User Guide is derived from tests and calculations on sample products It is provided to assist in the correct application of the product and is believed to correctly reflect the behaviour of the product when operated in accordance with the instructions The provision of this data does not form part of any contract or undertaking Where a statement of conformity is made with a specific standard the company takes all reasonable measures to ensure that its products are in conformance Where specific values are given these are subject to normal engineering variations between samples of the same product They may also be affected by the operating environment and details of the installation arrangement 12 2 Immunity Provided that the instructions in this User Guide are correctly implemented Mentor II drives exhibit excellent immunity to interference from sources outside the drive unit For more detailed information refer to the Mentor EMC datasheet The drive complies with the following international and European harmonised standards for immunity The immunity is achieved without any additional measures such as filters or suppressors To ensure correct operation the wiring guidelines specified in the product manual must be carefully adhered to All inductive components such as relays contactors electromagnetic brakes etc associated wi
51. 19 is at its default value 74 www controltechniques com 10 14 Field loss RO Bit 0 or 1 gt 0 field healthy normal 1 field failed Indicates that no current is being drawn from the internal field supply or the 5 optional external field control unit if installed The field loss trip does not operate when the direct firing angle control is selected 6 19 Feedback loss RO Bit 0 or 1 gt 0 speed feedback present 1 speed feedback absent or polarity reversed Indicates no feedback signal or reversed polarity Applies equally to tachogenerator tachometer and encoder pulse tach feedback whichever is selected Loss of feedback is not detected until the firing angle has advanced to the point where the value of 05 03 firing angle gt 767 This condition can be prevented from tripping the drive by disabling feedback loss detection 10 30 Supply or phase loss RO Bit 0 or 1 gt 0 healthy normal 1 supply phase loss Indicates loss of one or more input phases connected to L1 L2 L3 Can be disabled by means of 10 31 Instantaneous trip RO Bit amp 0 or 1 gt 0 no overcurrent peak detected 1 overcurrent peak detected Indicates that a c
52. 1999 OoO ojojojoj oiloiloj oj o 2 o o i 2 o CT Net messages per second 0 to 1999 Line number of error Mentor Il User Guide Issue Number 14 0 to 1999 www controltechniques com 45 8 5 16 Menu 15 Applications menu 1 Description Default RO variable 1 1999 RO variable 2 1999 RO variable 3 1999 RO variable 4 1999 RO variable 5 1999 Real RW variable 1 1999 Real RW variable 2 1999 Real RW variable 3 1999 Real RW variable 4 1999 Real RW variable 5 1999 Integer RW variable 1 0 to 255 Integer RW variable 2 0 to 255 Integer RW variable 3 0 to 255 Integer RW variable 4 0 to 255 Integer RW variable 5 0 to 255 Integer RW variable 6 0 to 255 Integer RW variable 7 0 to 255 Integer RW variable 8 0 to 255 Integer RW variable 9 0 to 255 Integer RW variable 10 0 to 255 Bit variable 1 Oor1 Bit variable 2 Oor1 Bit variable 3 Oor1 Bit variable 4 Oor1 Bit variable 5 Oor1 Bit variable 6 Oor1 Bit variable 7 Oor1 it variable 8 Oori it variable 9 Oori it variable 10 Oori B B B Bit variable 11 O or 1 Bit variable 12 O or 1 B B B B it variable 13 Oori it variable 14 Oori it variable 15 Oori it variable 16 Oori Real RW not saved in NVRAM 0 to 1999 Ratio 1 wide integer 15 16 amp 15 17 0 to 6553
53. 20 0 o qisiAu uoneuiuns 3160 GNVINAG IN3HHfO 1 SHO puewsp unu 5 yu uano Buipu 19AQ edojs z adojs eDueuo qui ejqeu3 c Mui 199Jes c yu r jesyo 6090 eung you 2070 LNdLno ejqeuo p ju amp eJpeno dOO 3345 e qeue z Jueupeno e qeue jue1peno L apow pow pepaeoxe z L piousaJu1 Jede 1 5 1 1 3ovaqaad 43385 93 Mentor User Guide Issue Number 14 www controltechniques com Figure 8 14 Menu 05 Current loop 0L S0 soijey e qisiau uoneuiuns 9 21 31601 O H A35 aug duiej 1s0d juaun2 50750 1uejsuoo 10101 snonunuoosiq jenjoy doispu3 eunjojne dn j1ejs 9jqeu3 SYSLAINVYEVd 001 LNSYYND eDpuq aes dz dz seueg dz seues O ejqeu3 eAndepe aiqesiq eBpuq dz ejqeu3
54. 5 0 to 255 gt 128 2 256 gt __ ilter time Constant 613 03 25 where f supply frequency A low pass filter to reduce the effect on the speed error signal 03 04 of interference from a noisy tachogenerator tachometer for example EI Tachogenerator input RO Bi 1000 gt Monitors the tacho input measurement The tacho potentiometer is used to scale the feedback signal such that at full motor speed 03 26 1000 Units displayed 0 1 of full speed per increment RO Bi 2 1000 gt Proportional gain x 4 RW Bit 2 0 or 1 gt 0 Setting this parameter at 1 will increase the speed loop proportional gain by a factor of 4 RW Bit 5 0 or 1 gt 0 When set the speed loop gains are reduced by a factor of 8 so that PGAIN 03 99 IGAIN ous xf 53 www controltechniques com 8 6 4 Menu 04 Current selection and limits The principal input is the speed loop output 03 07 in combination for torque or current control modes with the torque reference 04 08 These inputs become the current demand to which an offset or trim option may be applied The result is then subject to an over riding limitation derived from several sources including the speed feedback Six bit parameters determine the mode of
55. 6 6 1 Analogue outputs Terminal block TB2 terminals 11 to 14 inclusive Armature current indication 5mA drive capability Three undedicated outputs 5mA drive capability Output voltage range 10V to 10V 6 6 2 Analogue inputs Terminal block TB1 terminals 3 to 10 inclusive Five undedicated inputs impedance 100kQ Input voltage range 10V to 10V Dedicated inputs for motor thermistor thermal or thermostat trip level 3kQ reset 1 8kQ approx and tachogenerator tachometer feedback 6 6 3 Digital outputs Terminal block TB2 terminals 15 to 19 inclusive Terminal block TB4 terminals 34 to 39 inclusive Five undedicated open collector outputs Maximum current sinking capability 100mA One undedicated relay output Dedicated drive ready relay output Maximum relay current at 250V AC 2 2A 110V AC 5A 5V DC5A When using digital outputs with an external 24V supply and an external load such as a relay coil a fly wheel diode should be connected across the load It is recommended that the external power supply is not energized when the Mentor is not powered up 6 6 4 Digital inputs Terminal block TB3 terminals 21 to 30 inclusive Terminal block TB4 terminals 31 32 Nine undedicated inputs impedance 10kQ Drive enable signal operates directly on the output gate pulse circuits for safety Delay 30ms between removal of enable signal and inhibit firing Drive enable control is internally interlocked with fault d
56. Field on The user has initiated self tuning 05 09 and field current has been detected Field overcurrent Excess current detected in field current feedback If current feedback is present and firing angle is phased back then trip Hardware fault A hardware fault has been detected during the self diagnosis routine performed after power up Users are recommended to consult the supplier of the drive Ixttrip The integrating overload protection has reached trip level thermal switches Overheat Thyristor SCR heatsink overtemperature Only on drives equipped with heatsink thermistors software Processor 1 watchdog Indicates a fault in the MDA1 hardware has been detected by malfunctioning of Processor 1 Processor 2 watchdog Indicates a Processor 2 malfunction or a software bug MD29 option and correct Phase sequence Connections to E1 and E3 are not the same phases as are connected to L1 and L3 Investigate Power supply One or more of the internal power supplies is out of tolerance interface loss Serial communications link Only in serial comms mode 3 No input data detected Supply loss One or more of the power input supply phases is open circuit Thermistor thermal switch Motor protection thermistor thermal switch has initiated a trip indicating windings overheating Trip threshold 3kQ 5 Reset 1 8kQ If the drive trips the index display shows triP and the data message wil
57. IN polled channel 1 A mapping value of 1941 selects the MD25 DeviceNet status word as the destination parameter IEEE IN channel 2 mapping RW Int 101 to 1941 gt 302 This parameter specifies the source parameter for IN polled channel 2 Mentor Il User Guide Issue Number 14 www controltechniques com 87 8 6 18 MD IBS INTERBUS set up The set up parameters take effect only after the MD IBS or drive has the destination parameter OUT channel 2 mapping been reset RW Bit Parameter map source data 2 101 1941 gt 118 RW Int channel 2 0 or 1 gt 1 Specifies which data mapping information to use This parameter specifies the destination parameter for OUT cyclic OUT channel 3 mapping 0 EEPROM mode RW Bit 1 manual parameter mapping mode 101 1941 gt 118 INTERBUS network loss trip This parameter specifies the destination parameter for OUT cyclic channel 3 RW Int 2 0 to 100 gt 1 Specifies the network loss trip tmie delay in intervals of 20ms A value of 5 gives a trip time of 100ms OUT process data disable RW Int 0 to 48 gt 48
58. M 104 Bole uccide e t rid P dd 14 10 12 Global addressing 222 22 104 5 2 Mounting OPES 14 41 ODONIS 105 EE CE 105 6 Electrical Installation 19 11 2 CTNet MDP9AN 105 6 1 Installation criteria uode etim teorie 19 11 3 Interbus S MDIBS sm 105 6 2 Power connections sseeen 20 11 4 Profibus DP MD24 iie 105 6 3 Current feedback burden resistors 23 11 5 DeviceNet MD25 RECTE TENERO 105 6 4 Control connections 2 24 11 6 os 105 6 5 Terminals index een 25 11 7 Field control unit EXMS 105 6 6 Terminals classified 26 42 Electromagnetic compatibility 107 Operating procedures 27 12 1 General note EMC data 107 7 1 Keypad and displays quce bara f 27 12 2 Immunity EHE alae 107 7 2 Setting up TOFU foreste eor ibi te secar nre Md 28 12 3 EMISSION e Rea 108 7 3 Getting started 28 12 4 Recommended filters 108 12 5 Radiated emissions 109 8 Parameter Set 31 1
59. PES Inch ramp rate RW Uni 0 to 1999 gt 100 10s 0 1s Defines the rate of acceleration and deceleration when the Inch Reference is selected 01 13 1 To select 02 13 1 AKES Enable inch ramp RW Bit f 0 or 1 c 0 disabled Selects a dedicated ramp rate defined by 02 12 when inching If not selected the normal ramps 02 04 through to 02 11 are used for inching as well as running Forward acceleration selector Forward deceleration selector ADI Reverse deceleration selector Ar Reverse acceleration selector RW Bit f 0 or 1 c 0 Ramp 1 Select from Group 1 or 2 These selectors allow ramps to be chosen from either of the two groups at will permitting individual acceleration and or deceleration rates to be changed on receipt of an appropriate command Common ramp selector RW Bit f 0 or 1 gt 0 Group 1 Enables selection between all ramps of Group 1 if 02 14 to 02 17 0 or all of Group 2 Ramp scaling x10 RW Bit f 0 or 1 c 0 disabled When 02 19 1 acceleration amp deceleration ramp time multiplies by 10 Mentor Il User Guide Issue Number 14 8 6 3 Menu 03 Feedback selection and speed loop The principal inputs are the post ramp referen
60. RW Bit 5 gt 1 1 Quadrant RW Bit 2 gt 0 When set to 1 allows the drive to respond to a bipolar analogue speed reference 01 02 in which case the direction of rotation is determined by the bipolar signal Positive polarity causes forward rotation negative polarity reverse When 01 10 0 the drive responds in a unipolar mode negative polarity signals being treated as a zero speed demand Reference ON RW Bit 3 gt Applies the speed reference to 01 03 pre ramp reference Defaults to zero if terminal TB3 21 Run permit is de activated Cannot be set to 1 unless terminal TB3 21 is activated Is also subject to the status of the normal logic functions refer to Menu 08 Controlled in default by terminals TB3 22 TB3 23 TB3 24 TB3 25 When normal logic functions are disabled a programmable input can be 0 no speed reference used to control parameter 01 11 only if a RUN PERMIT signal is present RW Bit amp gt Reverse select inverts the polarity of the speed reference signal It has the effect in a four quadrant drive of reversing the sense of the speed signal without regard to the nominal direction of motor rotation Default value 01 12 0 inversion not applied Controlled in default by terminals TB3 22 TB3 23 TB3 24 and TB3 25 RW Bit 3 gt Inch select replaces all other soeed demand references by the inch reference 01
61. Re aii ee tatit 101 cj 101 up ee 101 U User defined menu 5 V Ventilation deben iie 12 15 Visible parameters esee 31 Warnings piede Fr ae 6 Watchdog 45 82 Weight verted id ee ee 12 2 Zero ref interlock 35 49 91 Zero speed pepe 7 27 36 43 53 74 Mentor Il User Guide Issue Number 14 0410 0013 14
62. Since A A and B are known the dimension to be calculated is C The equation needs to be rearranged to allow C to be found thus 2AB C A B 2 a 4 85 2x 2 2 x0 6 _ C 06 0 8m 2ft7in approx Clearance on either side of the drive must be checked The width of the drive is 250mm 10in Clearance of 100mm 4in is required on either side So the minimum internal width of the enclosure must be 450mm or 0 45m 18in This is within the calculated width and therefore acceptable However it allows limited space for any equipment to either side of the drive and this may be a factor in deciding the proportions of a suitable enclosure If so modify the calculated value of C to allow for other equipment and re calculate either of the other two dimensions by the same method If an enclosure is to be selected from a stock catalogue the corresponding surface area should be not less than the figure calculated above for Ag As a general rule it is better to locate heat generating equipment low in an enclosure to encourage internal convection and distribute the heat If itis unavoidable to place such equipment near the top consideration should be given to increasing the dimensions of the top at the expense of the height or to installing internal circulation fans with drives which are not equipped with a built in fan to ensure air circulation Enclosure ventilation If a high Ingress Protection rating is not a critica
63. The drive will send any data to the host provided that the request is valid The format of a data request message is Host request reset address parameter end For example to find the speed set point 01 17 of drive number 12 send CONTROL ADDRESS PARAM CONTROL EOT 11112 121011117 ENQ Control Control D E The drive replies in the following form start parameter 5 characters of data end BCC CONTROL PARAM DATA CONTROL BCC STX 0 1 1 7 0 4 7 6 ETX Control Control B The reply first confirms that the data sent is the speed reference 1 01 17 the five characters immediately following give the present setting as a percentage of full speed The first character is either or to indicate direction of rotation the remainder is the numerical value The message reads reverse at 47 6 of full speed in this example 10 10 1 Repeat enquiry The negative acknowledgement NAK Control U can be used at a keyboard to cause the drive to send data repeatedly for the same parameter It saves time when monitoring the value of a parameter over a period of time 10 10 2 Next parameter To obtain data from the same drive for the next parameter in numerical order send the positive acknowledgement ACK Control F The drive will respond by transmitting the data relating to the next parameter in sequence 10
64. a Q1 Forward drive b 02 Reverse braking Positive torque forward drive and reverse braking are applied at the value of 03 01 when the speed error 03 06 is positive When the speed error is negative torque is zero Mentor User Guide Issue Number 14 Figure 8 3 Torque control with speed over ride Negative torque reference 03 06 ve 03 06 ve 03 06 ve 03 06 ve 03 01 a Q4 Forward drive b Q3 Reverse braking Negative torque forward braking and reverse drive are applied at the value of 03 01 when the speed error 03 06 is negative When the speed error is positive torque is zero A disadvantage of this mode is that it cannot provide torque at a particular speed both accelerating and decelerating Parameter 04 08 behaves as a controllable current limit in this mode Coiler uncoiler control mode Refer to Figure 8 4 and Figure 8 5 This mode allows torque to be applied in either sense for acceleration or deceleration while preventing uncontrolled increase in speed or reversal if the load becomes zero When the torque demand is in the sense opposite to that of speed feedback this mode automatically selects zero speed reference For a coiler the offset 01 04 should be set just slightly positive so that 03 01 is greater than the line speed reference When a full reel of a coiler is decelerating the torque demand may be negative Since the speed feedback is positive the speed reference is automatical
65. across terminals L11 and L12 with wire which is capable of carrying the field current 29 www controltechniques com 7 3 44 Field weakening In the example the maximum armature voltage is 500V DC If field weakening is required a typical practical setting for the back emf cross over point 06 07 would be 15 to 20 volts below the maximum armature voltage For example set 06 07 480 At the reduced voltage the field would begin to weaken progressively down to the value set by parameter 06 10 Since the field current feedback setting 06 11 in this example is 204 2A range the minimum is a selected percentage of it Suppose 90 is selected Then Selected value _ 0 9 _ 0 45 Feedback setting 2 0 The setting for minimum field current is 06 10 0 45 x 1000 450 For correct operation field weakening requires speed feedback Armature voltage feedback would not be adequate to ensure control Therefore 03 13 would be set to 0 for AC or DC tach feedback and speed scaling 03 16 would be set to 250 corresponding to 2500rpm maximum permissible motor speed Parameter 03 03 will then correctly read out the actual motor rpm If an encoder pulse tach were to be employed parameter 03 12 would be set to 1 and the encoder scaling 03 14 would need to be set accordingly The value of 03 14 is dependent on The maximum motor speed required and The number of encoder pulse tach pulses per revolution 7 3 5 Current loop self
66. channel 2 IEEE IN channel 3 mapping RW Int 2 101 to 1941 gt 501 This parameter specifies the source parameter for IN cyclic channel 3 OUT channel 1 mapping RW Int 2 10110 1940 gt 1940 This parameter specifies the destiantion parameter for the OUT cyclic channel 1 A mapping value of 1940 selects the MD24 PROFIBUS DP control word as the destination parameter OUT channel 2 mapping RW Bit f 101 or 1941 gt 118 This parameter specifies the destination parameter for OUT cyclic channel 2 OUT channel 3 mapping RW Bit 3 101 1941 gt 118 This parameter specifies the destination parameter for OUT cyclic channel 3 86 www controltechniques com Mentor User Guide Issue Number 14 8 6 17 MD25 DeviceNet set up The set up parameters take effect only after the MD25 DeviceNet or RW Int drive has been reset 5 101to 1940 gt 501 DeviceNet node address IN channel 3 mapping This parameter specifies the source parameter for IN polled channel 2 RW Int OUT channel 1 mapping 2 0 to 63 gt 63 RW Bit This parameter defines t
67. com EXE Enable speed gain adjustment RW Bit f 0 or 1 gt 0 disabled This parameter adjusts the speed loop gains menu 03 to compensate for the weakening of the field flux in field control mode so that the torque response remains substantially constant throughout the whole speed range 06 08 Defined G 06 02 Where G Speed loop gain adjustment factor Direct firing angle control RW Bit 0 or 1 gt 0 disabled Enables 06 09 to control the firing angle directly subject only to the front endstop Permits operation without the voltage or the current loop for the purpose of diagnosis NOTE In this mode there is no protection against excessive field voltage and current 06 23 Reduce gains by factor of 2 RW Bit 2 Oor1 gt 0 Setting this parameter to 1 reduces the field current gains by a factor of 2 Reduce gains by factor of 4 RW Bit 0 or 1 gt 0 Setting this parameter to 1 reduces the field current gains by a factor of 4 Setting both 6 23 and 6 24 to 1 will result in the gains being reduced by 8 IUE Alternative IR 2 selector RW Bit 8 0 or 1 gt 0 03 08 Determines the source
68. control speed control current control number of quadrants etc A feature in this menu is the facility to apply a second current limit 04 07 automatically refer to 04 10 04 18 and 04 19 which allow current limit 2 to be applied after a chosen time delay This is appropriate to applications where the initial load torque on start up is high but after Some period becomes less as with some mechanical mixing processes for example Current demand Current limit bridge 2 RW Uni 0 to 1000 gt 1000 Determines the maximum limit of current demand when bridge 2 the negative bridge is conducting It causes any demand for current in excess of the limit set point to be ignored 04 07 Current limit 2 RW Uni 0 to 1000 gt 1000 RO Bi 9 1000 Available as an additional current limit Applies to both bridges The drive be programmed if desired to select 04 07 automatically at a programmed time interval after a RUN signal Refer to 04 10 04 18 and The current demand signal is the controlling input to the current loop when the drive is being operated in speed control mode The signal is subject to limitation by 04 04 04 05 and 04 06 before being passed to the current loop 04 02 Final current demand R
69. for reversing a single ended DC drive using an interlocked pair of contactors in the armature circuit 3 3 Reversing Reversal of rotation is done in one of two ways dependent on the type of drive bridge configuration The simplest fully controllable arrangement of thyristor SCR bridge configuration to operate from a 3 phase AC supply is a full wave bridge but this is not capable of reversing the output polarity This type which is called single quadrant or single ended requires a means of switching the motor terminals externally as shown in Figure 3 2 if reversing is required For some applications this simple System is an adequate practical solution If however the motor application is such that it demands complete control of motor operation in both directions with the ability to reverse motor torque rapidly and frequently two anti parallel bridges must be used Figure 3 3 This configuration provides full control of forward and reverse drive and forward and reverse braking without the need for reversing contactors and is called four quadrant Figure 3 4 If braking is required with a single ended drive an external circuit has to be provided Figure 3 5 dynamic braking In this case deceleration is neither controlled nor linear www controltechniques com Figure 3 3 Dual bridge or parallel pair 3 phase thyristor SCR 3 4 Control arrangement for a 4 quadrant DC motor drive Regardless of whether a drive is single o
70. given that installations built according to these guidelines will necessarily meet the same emission limits Mentor Il User Guide 1600 12 6 Enclosure construction For most installations the Mentor drive will be mounted in a protective metal enclosure which may have an internal back plate for mounting VSD modules RFI filters and ancillary equipment There may be a requirement to shield the motor cable if this is the case electrically bond the shield to the back plate of the enclosure as shown in Figure 12 1 Alternatively the shield may be bonded to the enclosure wall at the point of cable entry using the normal gland fixings In some designs the enclosure wall used for cable entry may consist of separate panels Bonding the motor cable shield to these surfaces is acceptable provided they make good electrical contact with the remaining structure 12 7 Motor cable selection When testing the drive module alone it is necessary to specify the use of a shielded cable for the motor This is because the output of the drive contains radio frequency energy caused by the switching of the thyristors In order to meet the standards specified if the cable were not shielded then an output filter would have to be used in order to reduce the radio frequency voltage in the motor circuit to the level required by the standards This situation is the same for all DC drives from all manufacturers maintained complies with the requirements
71. gt The current feedback signal is derived from internal current transformers It is used for closed loop control and indication of the armature current and to initiate motor protection Current feedback amps RO Bi 2 1999 gt A The current feedback signal modified by the scaling factor becomes available as an indication in amps Refer also to 05 05 Firing angle RO Uni 2 27710 1023 gt This is the output of the current loop algorithm and the input reference to the ASIC which generates the firing pulses 05 03 1023 indicates fully phased forward www controltechniques com Slew rate limit RW Uni 2 0 to 255 gt 040 This parameter limits the maximum rate of change of current demand Older types of motor especially if of non laminated construction may have a tendency to flash over if the rate of change of current is too high for the inherent lag of the interpole windings x 61x 05 04 Defined as 5 PA 256 Where S slew rate in amps 5 f frequency of the power supply in Hz Imax Max current A To restrict the rate of change of current parameter 05 04 should be reduced Maximum current scaling RW Uni 2 0 to 1999 gt Drive current
72. is the input to the zero reference interlock 01 16 which when selected 01 16 1 prevents the drive Inch reference 0 RW Bi 9 1000 gt 050 Becomes the source of speed reference when selected by 01 13 controlled in default by terminals TB3 22 and TB3 23 It provides the convenient facility to set a speed demand different from and usually less than the ordinary speed reference Must be less than the maximum speed set by 01 06 and 01 09 Max speed forward RW Uni 0 to 1000 gt 1000 Sets the upper limit of speed in the forward direction of rotation Min speed forward RW Uni to 1000 gt 000 starting until the speed reference is close to zero Pre offset speed reference Sets the lower limit of speed in the forward direction of rotation The speed minimum value is disabled if bipolar selector 01 10 1 to prevent oscillation between the forward and reverse minimum speeds when the input speed reference is zero RO Bi 2 1000 gt RW Uni Monitors the value of the speed reference continuously Parameter 01 01 is also used to initiate the zero speed reference interlock 01 16 2 1000150 5 1000
73. jnspueis 9 qeue 5 5 euim eum 3ovaqaaad 9je1 IN3HHfO 1VNIJ Mentor User Guide 94 Issue Number 14 www controltechniques com 15 Menu 06 Field control Figure 8 Jo1uoo ejqeu3 1041009 J041uoo Bury 1 cc 90 61 90 doispue 01 60 60760 doo peeds dooj d Q0 yoeqpaa uano 4 Buijeos 4 doo uang OL I 190 81790 ure peeds e qeu3 81790 5 ui Ssajawesed 5 21 UOISIAIG 21601 O H uonewwns amp X3 uano 19 jueuno UIN uled 195 jua y eg TWHOALNI 80883 indino z duo ainjosqy 10199195 21 05 z ul qaads ADVLIOA jas SYNLVINYV 4oeg 2020 c 60 90 2 1 90 109195 21 90 3 95 Mentor Il User Guide
74. line encoder pulse tach and a maximum speed of 1750rpm Maximum frequency for the encoder is 105k Hz Encoder reference selector RW Bit 0 analogue E 8 oori ref selected 0 analogue reference selected 1 encoder pulse tach selected Selects either the analogue signal at terminal TB1 03 or the encoder pulse tach input via PL4 as the source of speed reference signal Current input selector RW Bit 0 voltage input Bord gt selected Configures the speed input terminal TB1 03 to accept either a voltage or 20mA input signal Current mode input selector RW Bit 0 or 1 gt 0 In conjunction with 07 28 configures 20mA current loop input Current mode input selector RW Bit 5 0 or 1 c 1 In conjunction with 07 27 configures 20mA current loop input When a 4mA offset is being used the drive will trip if it senses that the current is lt 3 5mA indicating loop open Mentor User Guide Issue Number 14 www controltechniques com 8 6 8 Menu 08 Digital inputs F1 input run permit RO Bit 0 or 1 gt 0 stop drive 1 start enabled Monitors the drive start permit cont
75. of primary turns of the DCCT specified for and supplied with the 5 unit and by the setting of link jumper LK1 on the 5 LK1 can be placed in one of two positions such that 20 15 Maximum Np where Np is the number of DCCT primary turns In conjunction with the setting of parameter 6 11 the resulting field current can be adjusted to one of 20 different values from 1A to 20A in one ampere steps See 06 11 Field Current Feedback Scaling If the 5 is being controlled by the Mentor via a ribbon cable then this cable should be routed to keep it away from the AC busbars or sleeving should be used to prevent contact with the busbar 11 7 2 Protective fuses Note that the field output circuit is protected by 20A fuses as standard FS3 and FS4 If a field current in excess of 9A is required the fuses must be replaced by HRC fuses of appropriate rating 106 www controltechniques com Il software version V4 3 0 onwards NOTE Issue rev 2 FXM5 must not be used with earlier versions of Mentor II software Parameter 06 11 setting Maximum current Primary LK1 position turns 20 15 A Np Np lt SSSSSSS a a a a a 4 po pol nmi mi 5 NOTE The Field Controller will weaken the field even though the armature voltage clamp may be active Mentor Il User Guide Issue Number 14
76. of the Health and Safety at Work Act in the United Kingdom and applicable legislation and regulations and codes of practice in the UK or elsewhere It is the responsibility of the owner or user to ensure that the installation of the drive and the way it is operated and a flexible cable and plug socket Additional measures such as a supplementary ground connection or ground continuity monitoring will be required Special consideration is needed It the filter is to be used in movable equipment where the ground is connected through Safety grounding earthing and cabling should conform to local codes of practice and regulations Safety grounding must always take precedence over the requirements of EMC grounding 109 Issue Number 14 www controltechniques com Figure 12 1 EMC installation guidelines for Mentor Il drive field connections are shown for M25 to M210 Key to symbols Single power cable Three phase AC power cable Ground cable Alternative ground connection close together AC supply phases and ground cables for each Drive must be parallel and Output 3 Control Line to ground capacitors and discharge resistors Alternative location of fuses If an optional MD29 card is installed fit a ferrite ring Part No 3225 1004 around all control cables that connect to the card Ground
77. of the IR Compensation 2 The source selection may be either the Speed Error Integral 03 08 set to 0 or the final current demand 04 02 set to 1 Firing angle front endstop RW Uni 2 010 1000 gt 1000 Restricts the advance of the firing angle in cases where 180 advance would result in overvoltage being applied to the field windings This can be used when the supply voltage is much higher than the required field voltage to prevent an overvoltage condition E 06 21 1023 768 cos 180 J2Vs Where Vpc Required field voltage Vs Supply voltage 28 Full or half control selector RW Bit 0 or 1 c 0 half control Provides the option of full or half control Available only with the FXM5 Field Controller To use 5 in Full Control mode set 06 22 1 and to Full Control position www controltechniques com Mentor User Guide Issue Number 14 8 6 7 Menu 07 Analogue inputs amp outputs Scaling parameters have a multiplying range from 0 001 to 1 999 a multiplier of zero would give the parameter a null value Source and Destination parameters define a parameter to be used as either input or output thereby defining the function of the programmable input and output terminals Menu 07 contains three analogue input output groupings There are two Separate groups of a
78. of the drive an interlock should be installed to prevent the motor being inadvertently started General information The manufacturer accepts no liability for any consequences resulting from inappropriate negligent or incorrect installation or adjustment of the optional operating parameters of the equipment or from mismatching the drive with the motor The contents of this User Guide are believed to be correct at the time of printing In the interests of a commitment to a policy of continuous development and improvement the manufacturer reserves the right to change the specification of the product or its performance or the contents of the User Guide without notice All rights reserved No part of this User Guide may be reproduced or transmitted in any form or by any means electrical or mechanical including photocopying recording or by any information storage or retrieval system without permission in writing from the publisher Important Drive software version This product is supplied with the latest version of user interface and machine control software If this product is to be used with other Control Techniques variable speed drives in an existing system there may be some differences between their software and the software in this product These differences may cause a difference in functions This may also apply to variable speed drives returned from a Control Techniques Service Centre If there is any doubt contact a Control Technique
79. phases of input is automatically detected Drive will run irrespective of input phase rotation Digital 0 1 Analogue 0 025 0 125 0 2 6 pulse firing of output thyristors SCRs Optionally configurable to series or parallel 12 pulse operation 14 Speed feedback Motor armature voltage or Tachogenerator tachometer or Encoder pulse tachometer speed loop algorithm 1 5 Speedreference e 10V to 10V e Oto10V 4to20mA 20to4mA Oto 20mA 20to 0mA Encoder digital input nternally generated digital reference 1 6 Serial communications interface RS485 serial communications port optically isolated 1 7 Current feedback Resolution 0 1 Current loop linearity 2 bandwidth 80Hz Uniform response at all current values Mentor Il User Guide 5 Issue Number 14 www controltechniques com 2 Safety Information 2 1 Warnings Cautions and Notes A Warning contains information which is essential for avoiding a safety hazard WARNING A Caution contains information which is necessary for avoiding a risk of damage to the product or other equipment A Note contains information which helps to ensure correct operation of the product 2 2 Electrical safety general warning The voltages used in the drive can cause severe electrical shock and or burns and could be lethal Extreme care is necessary at al
80. power board The gate pulses for the delayed thyristor bridge are directed to gate drives numbered 7 to 12 on connector PL1 of the control board MDA1 The function cannot be enabled if either of the Bridge 2 quadrants 04 16 and 04 17 are enabled If two power boards are to be used then 05 23 must not be set anda special MDA1 part number 9201 0784 must be used Mentor Il User Guide Issue Number 14 EZE 5 ______ Series 12 pulse operation RW Bit Reduced hysteresis for bridge 05 28 changeover O0 or 1 gt 0 disabled RW Bit This parameter should be set for operation in either single or four quadrant 12 pulse mode Parameter 05 23 see above is read by the Software only at power on and during a cyclic reset a reset when the drive is disabled If either of the Bridge 2 quadrants is enabled when 05 23 is read the outputs are not diverted within the ASIC and 05 23 is set to 0 NOTE Series 12 pulse mode is phase sensitive The rotation on the stacks must be in the sequence L1 L2 L3 10 11 1 05 25 Parallel 12 pulse operation O or 1 gt 0 disabled There is hysteresis on a bridge changeover to prevent oscillation between the two bridges under lightly loaded conditions In applications which require fine control of the current the bridge change over hysteresis can be reduc
81. the current demand input into the current loop Basic current or torque control mode In this mode the torque reference 04 08 is the input to the current loop and is subject to the limitations of the over riding current limit 04 03 the Bridge 1 and Bridge 2 limits 04 05 and 04 06 and to the current slew rate 05 04 Standstill logic 05 18 will need to be disabled if the torque control is being used Torque control mode with speed override Refer to Figure 8 2 and Figure 8 3 In this mode the output of the speed loop is clamped either to the value of the torque reference 04 08 or to zero according to whether the speed error 03 06 is positive or negative and depending on whether the torque reference is positive or negative ie dependent on relative polarities In the two motoring quadrants speed is limited to the value of the final speed demand 03 01 preventing uncontrolled increase of speed when load is removed The drive should be adjusted to run at a slight overspeed when off load in order to ensure adequate current demand at all speeds In the two regenerative quadrants the current demand set by torque reference 04 08 is disabled when speed is less than that set by the final speed demand 03 01 This prevents the reducing load torque resulting in reversal of rotation The value of 03 01 should be zero Figure 8 2 Torque control with speed over ride Positive torque reference 03 06 ve 03 06 ve 03 06 ve 03 06 ve
82. time overload When the value reaches the trip point determined by 05 06 05 07 and 05 08 an overload trip occurs The overload trip will operate when 05 11 reaches the value given by 10 1000 05 06 x The rate at which 05 11 increases or decreases is controlled by the values of 05 07 and 05 08 respectively NOTE To disable the overload trip parameter 05 07 and 05 08 should be set to 0 MAPES Discontinuous integral gain RW Uni f 0 to 255 gt 16 Set by the Start up Autotune parameter 05 09 This parameter is set to correct any errors in the prediction of firing angle in the discontinuous current region If 05 15 is set correctly 05 12 has little effect but if set too high instability can occur Value of 05 12 128 EXE Continuous proportional gain RW Uni Gain applied 0 to 255 gt 16 Set by the Start up Autotune parameter 05 09 This parameter allows the current loop to follow very closely a step change in current If set too high there will be an overshoot If set too low the new current value will be achieved unduly slowly Value of 05 13 Gain applied 256 Continuous integral gain O0 or 1 gt 0 RW Uni 0 to 255 gt 16 The endstop allows the armature volt
83. to disable 1 the logic inputs must be programmed by the user A programmable input can be used to control parameter 1 11 Reference ON only if a RUN PERMIT signal is present See also parameters 08 31 to 08 34 Serial communications can be used to control the drive when normal logic functions are disabled by writing to parameters 1 11 1 12 and 1 13 69 www controltechniques com Invert input F2 IEEE Invert input UAE Invert input F4 e Invert input F5 Invert input F6 Invert input F7 Invert input F8 Enable run forward RW Bit O0 or 1 gt 0 not enable 1 enable Run Forward When 08 21 1 normal logic functions disabled 08 34 can enable Run Fwd Invert input F9 XI Invert input F10 RW Bit f 0 or 1 gt 0 not invert 1 invert logic function 1 1 Enable inch reverse RW Bit 0 or 1 gt 0 not enable 1 enable Inch Reverse When 08 21 1 normal logic functions disabled 08 31 can enable Inch Rev PE Enable inch forward RW Bit f 0 or 1 gt 0 not enable 1 enable Inch Forward When 08 21 1 normal logic functions disabled 08 32 can enable Inch Fwd Enable run reverse
84. to supply data relating to that parameter For a command a control character after the serial address tells the Mentor Il User Guide Issue Number 14 drive that the message is to be an instruction concerning its operational parameters and that the next part of the message will be a parameter number and the instruction data The instruction data occupies five to nine characters or ten for high resolution An instruction message is terminated by control character ETX followed by a block checksum BCC next section 10 6 2 Drive to host Messages from the drive to the host are of two kinds a reply to a data request or acknowledgement of a message In reply to a data request the start control character is STX and is followed by the parameter number to confirm the request from the host and then the five characters of data The message is terminated by the control character ETX and a block checksum BCC A message is acknowledged by the control character ACK if understood or NAK if invalid wrongly formatted or corrupt 10 7 Multiple drives A message can be sent to two or more addresses simultaneously If all drives are to respond to the same request or instruction the message is transmitted to address 0 zero 10 8 Wide integers serial mode 4 10 8 1 Resolution Some parameters can be set to a higher resolution than that displayed or read by the serial interface These are the real parameters with a range of 65535
85. typically higher than the rating of the motor but it should not be very much higher It would not be prudent to select a drive to motor ratio less than 2 3 current limit parameter setting 600 Current feedback resolution at any lower ratio would be unable to give good current loop control Although full scale resolution can be achieved by changing the burden resistors of the drive current transformer this would create a non standard drive that is not a stock item The risk is that the drive might be replaced by a standard drive of the same nominal rating the motor could be permanently damaged Special modifications of this nature should always be supported by thorough documentation and the non standard drive should itself be indelibly tagged in some way Mentor Il User Guide Issue Number 14 Current overload I x t The threshold at which x t integration begins in parameter 05 06 is typically 105 The parameter full scale value is 1000 corresponding to 150 so that 105 x 1000 150 This value as with the Current Limit must be adjusted to take account of the actual motor full load amps by applying the factor already calculated for Current Limit namely 0 89 The actual value required for this motor and drive combination is therefore 700 x 0 89 2623 Set 05 06 623 05 06 threshold 700 Access to these parameters To gain access to these parameters and set the values select parameter 00 and enter 200
86. 10 3 Previous parameter To obtain data from the same drive for the previous parameter in numerical order send backspace BS Control H 10 10 4 Invalid parameter number If the host sends a parameter number which the drive does not recognize e g 1723 the drive will respond with EOT 10 10 5 Block checksum BCC To ensure that data received can be verified a block checksum is attached to the end of each command or data response The BCC is automatically calculated by the sending logic and is derived in the following manner First a binary exclusive OR is performed on all characters of the message after the start of text command parameter For example if the message to be sent to drive number 14 is set speed reference 1 to 47 6 of full speed in reverse 104 www controltechniques com It is sent as Reset EOT Control D Serial address 1144 Start of text STX Control B Not included in BCC calculation BCC calculation starts here Parameter 0 1 1 7 Menu and parameter Reverse minus sign 476 0476 End of message ETX Control C finally BCC calculated as shown Each of the separate digits 0117 0476 and Control C is represented by a hexadecimal character and calculated in binary as shown in the table The XOR is shown progressively for each character Character ASCII Character parameter The final XOR underlined is the BCC provided that i
87. 1N38302 8 uawod ov gt 5 o o D n3 Oi Le LZ 4016 813 cz 5 tinya 62 2 Gz NNY NOHINDS 123146 awa 3n901VNV 338 lt 33H 93348 033485 aaduWva 931937138 3n901VNV 89 Mentor User Guide Issue Number 14 www controltechniques com Figure 8 10 Menu 01 Speed reference selection and limits 3160 9160 lt gt A3M 1 1 p ds xew 60 LO paads 80 LO PMY p ds u 20 10 pms peeds xe N 90710 0197 jeles FL LO Bo soley 5 e qisiAu 92u989J91 92u9J9J91 peeds peeds 398 0 50 9S4O 9Jd you SHO 5210 LLO L yoajas 1ejodig you Mentor User Guide 0210 181710 z 43 03345 ll NS3d NO Ld 90 Issue Number 14 www controltechniques com Menu 02 Ramp selection Figure 8 11 3ON3H3H3H dii VH 1SOd jqeu dwey 9020 soyey e qisiau pue 91607 3160 2160 O H 0160 M H AJA 91601 5 16 3ON3H3H3H Z 12992 NOILVY31309VvY 3SH3A3
88. 2 6 Enclosure construction 109 s of parameters 31 12 7 Motor cable selection 109 2 CUY ds e 33 8 3 Index of parameters oinik renti 34 Index 44 44 4440 02 9 112 8 4 Mentor parameters that cannot be controlled by analogue input 422 11111 34 8 5 Parameter descriptions 34 Mentor Il User Guide 3 Issue Number 14 www controltechniques com Control Techniques The Gro Newtown Powys UK SY16 3BE Declaration of Conformity The DC variable speed drive product Mentor II current range 25A to 18504 single quadrant and four quadrant versions has been designed and manufactured in accordance with the following European harmonised national and international standards EN60249 Base materials for printed circuits IEC326 1 Printed boards general information for the specification writer IEC326 5 Printed boards specification for single and double sided printed boards with plated through holes 26 6 Printed boards specification for multilayer printed boards IEC664 1 Insulation co ordination for equipment within low voltage systems principles requirements and tests EN60529 Degrees of protection provided by enclosures IP code UL94 Flammability rating of plastic materials CSA 22 2 0 M1982 General Requir
89. 2 output O or 1 RO 09 03 Status 3 output O or 1 RO 09 04 Status 4 output O or 1 RO 09 05 Status 5 output 0 or 1 RO 09 06 Status 6 output relay O or 1 RO 09 07 Status 1 source 1 0 to 1999 RW 111 09 08 Invert status 1 source 1 Oor 1 RW 0 09 09 Status 1 source 2 0 to 1999 RW 000 09 10 Invert status 1 source 2 Oor 1 RW 0 09 11 Invert status 1 output 0 or 1 RW 0 09 12 Status 1 delay 0 to 255 sec RW 00 09 13 Status 2 source 1 0 to 1999 RW 4 1007 09 14 Invert status 2 source 1 Oor 1 RW 0 09 15 Status 2 source 2 0 to 1999 RW 000 09 16 Invert status 2 source 2 Oor 1 RW 0 09 17 Invert status 2 output Oor 1 RW 0 09 18 Status 2 delay 0 to 255 sec RW 0 09 19 Status 3 source 0 to 1999 RW 1013 09 20 Invert status 3 output Oor 1 RW 0 09 21 Status 4 source 0 to 1999 RW 1003 09 22 Invert status 4 output Oor 1 RW 0 09 23 Status 5 source 0 to 1999 RW 1006 09 24 Invert status 5 output Oor 1 RW 0 09 25 Status 6 source relay 0 to 1999 RW 1009 09 26 Invert status 6 output Oor 1 RW 0 42 Mentor Il User Guide www controltechniques com Issue Number 14 8 5 11 Description Forward velocity Menu 10 Status logic amp diagnostic information O0 or 1 Default Reverse velocity O or 1 Current limit O or 1 Bridge 1 enabled O0 or 1 Bridge 2 enabled O0 or 1 Electrical phase back O or 1 At speed O0 or 1 Overspeed O0 or 1 Zero speed O or 1 Armature voltage clamp active O or 1
90. 4 quadrant drive 255 for 1 quadrant drive and press reset Mentor Il User Guide Issue Number 14 8 2 Security After selecting a parameter number and pressing MODE Ifthe parameter data flashes the user can change the value UNLESS the parameter has already been configured to be controlled by a programmable input Ifthe data does not flash either the parameter is RO or if RW it is protected by security The procedure for gaining access to parameters protected by Level 1 security is given below If the Level 1 security code does not afford access when applied the parameter is protected by Level 3 security Visible parameters are always accessible to the user to read only Unless the Level 1 security code is entered most RW parameters are not accessible to write Exceptionally and provided that Level 3 security is not set a group of 24 parameters in Menus 1 to 6 plus parameters 11 01 to 11 10 are immediately accessible to write 8 2 1 Power on The following visible parameters are immediately accessible NOT protected by security level 1 and 2 Inch reference Maximum speed forward Maximum speed reverse Reference ON REVERSE selector INCH selector Forward acceleration 1 Forward deceleration 1 Reverse deceleration 1 Reverse acceleration 1 Speed loop P gain proportional Speed loop gain integral Speed loop D gain differential Feedback encoder sca
91. 44 45 77 82 102 Block checksum 103 104 Boot up parameter 2 44 77 Bridge ees 27 33 37 43 54 73 78 Bridge 2 27 33 37 43 54 73 78 Burden resistors 0 4404 00021 23 28 61 LS tete e ce e ER Eh 10 CCaUtlOns itt nq DD M TY 6 ene 105 eibi tue 45 82 Coiler uncoiler control mode 2 55 Conducted radio frequency 107 Continuous autotune 30 38 61 Continuous integral gain 38 59 Continuous proportional gain 38 59 Control character i ea SEE ER aes 103 cl EP 103 ENQ cine didt EE 103 103 uM EM UM 103 SL E ines 103 103 CTNet MD29AN 3 ntt bier S 82 105 Current feedback 5 23 38 39 58 61 62 63 Current inpUt 2 ar ter pene etta 40 67 Current limit 27 28 37 43 54 56 73 78 Current loop linearity 2 28 5 Current loop self tuning eene 5 30 112 www controltechniques com Index Current resolution uiii eter RR Eee etin 28 Current taper 1 slope sese 37 56 Current
92. 5 Ratio 2 wide integer 15 18 amp 15 19 0 to 65535 Serial Mode 4 input data 0 to 65535 Serial Mode 4 output data 0 to 65535 46 Mentor Il User Guide www controltechniques com Issue Number 14 8 5 17 Menu 16 Applications menu 2 Description Default RO variable 1 1999 RO variable 2 1999 RO variable 3 1999 RO variable 4 1999 RO variable 5 1999 Real RW variable 1 1999 Real RW variable 2 1999 Real RW variable 3 1999 Real RW variable 4 1999 Real RW variable 5 1999 Integer RW variable 1 0 to 255 Integer RW variable 2 0 to 255 Integer RW variable 3 0 to 255 Integer RW variable 4 0 to 255 Integer RW variable 5 0 to 255 Integer RW variable 6 0 to 255 Integer RW variable 7 0 to 255 Integer RW variable 8 0 to 255 Integer RW variable 9 0 to 255 Integer RW variable 10 0 to 255 Bit variable 1 Oor1 Bit variable 2 Oor1 Bit variable 3 Oor1 Bit variable 4 Oor1 Bit variable 5 Oor1 Bit variable 6 Oor1 Bit variable 7 Oor1 Bit variable 8 Oor1 Bit variable 9 Oor1 Bit variable 10 Oor1 Bit variable 11 Oor1 Bit variable 12 Oor1 Bit variable 13 Oor1 Bit variable 14 Oor1 Bit variable 15 Oor1 Bit variable 16 Oor1 Real RW not saved in NVRAM 0 to 1999 CT Net messages 0 to 1999 DPL error line number 0 to 1999 Mentor Il User Guide
93. 6 05 01 Refer also to Menu 10 parameter 10 18 NOTE To disable the overload trip parameter 05 07 and 05 08 should be set to 0 This parameter is factory set to 75 OLAINES Enable start up autotune RW Bit Time t to resetis t 05 08 x 3 0 or 1 gt 0 disabled To autotune the current loop during start up Disconnect the field of the motor if a fixed field is being used Open terminals L11 and L12 in the European version of the drive Observe approved safety procedures Enable autotune set 05 09 1 Enable the drive by the input TB4 31 When the autotune process is complete the drive ready relay will open for 50ms after which the autotune parameter will be automatically set to disable 05 09 0 The purpose of this process is to allow the autotune sequence to be started when a run permit is present but to return the drive to a safe condition when the autotune is complete It may be necessary to clamp the motor shaft if it tends to rotate during this procedure 1 The foregoing assumes that the drive ready relay is interlocked with any run permit that is present 2 If the motor is being operated with field control Menu 06 the field will be turned off automatically 3 Alters parameters 05 12 to 05 15 EXE Reduced endstop RW Bit 0 to 1999 Monitors the value of the integrating current
94. 6 5 8A 214 7 0 8A 215 7 5 8A 216 8 0 Set to 1 to engage maximum field 2 Controlled automatically by field economy timeout function if 06 15 is set to 1 Maximum field 2 is selected after a time delay refer to 06 12 when a drive disable signal is given Enable field economy timeout Figure 8 7 Location of J1 jumper View from underneath of drive RW Bit O or 1 gt 0 disabled ee bb Hoo 0 0 Mentor Il User Guide Issue Number 14 J1 position When enabled 21 parameter 06 14 is automatically controlled by the field economy timeout function when a drive enable signal is removed When the timeout is disabled parameter 06 14 becomes user RW Field current loop integral gain RW Bit 5 0 or 1 gt 1 normal gain When set to 0 the field current loop integral gain is increased to allow the loop to track the current demand more closely However this may result in instability and so should only be used if a fast change in flux is required and the field time constant is low Voltage loop integral gain RW Bit 0 disabled f 0 or 1 gt Set 06 17 1 to double the integral gain if less overshoot is desired 63 www controltechniques
95. B Figure 6 8 accessible when the lower snap on front cover is removed Figure 6 1 Control Purpose Comments Tachogenerator tachometer potentiometer calibration adjustable link jumper Tacho filter selection link Logic input polarity MDA2B is marked POS and NEG to indicate the positions of SW1A Pos 24V Neg OV POWER OFF BEFORE CHANGING Encoder supply voltage selector 45V Encoder supply voltage selector Encoder supply voltage selector Tachogenerator tachometer feedback range Tachogenerator tachometer feedback range Tachogenerator tachometer feedback range 12V 15V 10V to 50V 50V to 200V 60V to 300V ONE ONLY to be selected 7 2 2 Potentiometer RV1 Refer to Figure 6 8 Pot Purpose RV1 tachometer feedback adjustment Procedure for Adjustment 1 Select the appropriate tachogenerator range using SW1 2 SetLK1 in the ADJUST position 3 Adjust RV1 until the value of parameter 03 02 Speed Feedback is 03 02 10 000 Vmax where Vmax Tach voltage at full speed 28 www controltechniques com 4 Set LK1 in the FEEDBACK position and fine tune RV1 with the motor running at between half to three quarter speed 7 3 Getting started Essential data Before attempting to tune a Mentor II to operate a particular load collect the following information from the nameplate of the motor manufactur
96. B l ge 0 32 in bolt Surface Mounting Dimensions mm in YA 186 7 32 32 1 26 10 0 39 Not to Scale 352 13 86 Metric dimensions are exact 42 1 65 Inch dimensions are calculated 50 1 97 Units M25 and M25R to M210 and M210R incl are suitable for both Surface Mounting and Through lt MOUNTING HOLES Panel Mounting lt gt M6 0 24 in clearance 16 Mentor ll User Guide www controltechniques com Issue Number 14 Figure 5 4 M350 R to M825 R drive dimensions 9 86 0 89 60 c 9 96 261 09 260 691 OFL 82 ul TaD E E suoisuauiiq 0 x 861 OL X OF 05 Sov 082 262 oe See 295 see 98 09 suoisueuiiq uu SYUIS Jeay ILON 99 L 30V4 LNOHJ 98 8 NO anis 868 ONIHLHV3 urtz 0 SIN ul 8928 275 Scc c9 cv 96t suoisuauiiq X 8L L 9 X 0E ny OSSIN Xd NV HOZVIN OZPIN XNISLV3H HOSEIN OSEN JO 31V dxova YSZSIN SZS OOZIN Z LIN euru STIVLAG TVNIIWNH3 L ONILNNOW Y 3ovduns W SNILNROIN 3ovduns YOSEIN suoisueuiip uou 1
97. E S 80 0 LZ 60 716 e21nos 0260 215 01 61 60 ELS smeis 2060 ZLS 060 LLS snjes 1n0320 esind z 17750 jndino eBpug se pojeoipep gt GIS ALON 81 60 ZLS 260 115 22 60 ZLS yndjno LL 60 LLS e si eu se uexej S 24 0 ayy yayowesed e SI snjejs Y JI 40 60 ui o qisiAu 235 peeds Z ANY 115 OU 160 OU 0260 peeds 2 6001 60 60 OU 80 60 wll 2007 20 60 104 QGNVN 8 V YON 160 om Aue jo suonouny ay jo Aue aq z pue sjndjno 5 91 60 ZLS 01 60 LLS 2 eue p xeo 60 0 91 60 ZLS 0 60 60 115 joejes 2 p 5 60 ZLS 20701 60 ZLS 8060 115 LLL 20 60 LLS unos 129195 smejs Mentor User Guide 98 Issue Number 14 www controltechniques com Figure 8 19 Menu 12 Programmable thresholds doo SISoJ91S H uOISJ9AU 3160 abo wa AJA 40721
98. For example to send menu 04 parameter 26 write 0 4 2 6 10 5 4 Data field Data to be sent or requested occupies the next five characters after the parameter number All of the operating parameters of the drive are numerical values such as load current etc The field for data is variable in length up to five characters maximum but see reference to increased resolution on the previous page No decimal point is used The state of bit parameters is transmitted and received as real value data of value 0 or 1 Again the format is flexible so long as no more than five characters are comprised for example 1 0 1 and so on 10 5 5 Block checksum BCC To permit the drive and the host to ensure that messages from one to the other have not become corrupted in transmission all commands and data responses must be terminated by a block checksum character BCC next section 10 6 Structure of messages 10 6 1 Host to drive Messages from the host to the drive are of two kinds a request for information or a command Both kinds must start with the control character EOT Control D to initiate the drive to receive a new message This is followed by the serial address of the drive receiving the message The format of the data and the choice of control character to terminate the message is different for the two kinds For an information request sending the parameter number followed by instructs the particular drive addressed
99. H 1020 19992 21220 199Jes 0120 e ep NOILVH3T3O3Q 3SH3A3H 13930 QHVMHOd 1 20 128195 8020 19022 QHVMHOd FL Z0 129195 91220 10128 95 91 Mentor User Guide Issue Number 14 www controltechniques com eunjeuuvy 8L 0 soijeyi ui o qisiau einjosqy obejoA 10419 peeds indino duioo ul 39VIlOA 108195 9 Joyesedwog c 0 pjoysejy peeds 0197 yoeqpeas eunjeuuy 31604 1 Mentor Il User Guide Issue Number 14 Figure 8 12 Menu 03 Feedback selection and speed loop 9150 O H ___ A35 924nos yoeqpaa jeubiq Ez LNdLno 33 5 peeds vreo Bujjeos COHOVL jepoous as1na gem Re 0 peeds i 1 90 ergo zzeo NO p ds euy nesyo 150 joejos indino dwey 0 92 www controltechniques com Figure 8 13 Menu 04 Current selection and limits
100. Issue Number 14 www controltechniques com Figure 8 16 Menu 07 Analogue inputs and outputs sbunjes s eyoesq i i LL 40 S3I 6 I v0 0 151 euynjeuuy 0 LO 5 09 AOL 030 fer 20 20 3nejeq PO 045010 paads jenjoy Pod ps 6 0 BIG Orn 2 I 1 0S 03 0 010 op dsouoo AOL 910 A9 9 0 0 I AOL 010 Bure s ivi 619 0 49404 0720 sjnduj nbojeuy H O Erica m 80 70 ynejoq S9uow S enBojeuy OOO 9 uepeduuri 3ndu vC Vy jndui JEWJON 37 8L 0 suie se peeds pajea2ipap 749 31ON induj 19j3euiouo2e 40je amp 1oueDou2e 1 F 46 Buljeos ur paads peeds 20 LaL J0jy19Au02 duy EE yulp 0z nbaij 0 1 peeds 1 d l eiqesiq jnduj ywoz r L L yams 1 peeds 0 yoajas 5008 0 4ojsiuuou 02 0 doo 3uauun2 yeas Voose 2270 8710 92720 doo NOILO3T3S LNdNI 129195 ja uang dOO 1
101. Issue Number 14 www controltechniques com 8 6 Advanced parameter descriptions 8 6 1 Menu 1 Speed reference There are four speed references 01 17 01 18 01 19 and 01 20 Each of the four can be given any single value in the range 1000 forward to 1000 in reverse the value 1000 representing full speed and can be rewritten through the keypad the programmable inputs or the serial link interface at any time The default destination for external speed reference terminal TB1 3 is reference 1 01 17 meaning that the external reference is present in reference 1 unless a different selection is made from the other three references The availability of four selectable speed reference parameters gives great flexibility in the use of references from other equipment Such additional external references would be handled by general purpose analogue inputs Menu 07 or digital logic inputs Menu 08 Two selectors 01 14 and 01 15 control the application of the four internal references as the source speed reference Modifying factors applied to the source speed reference are in sequence an added offset selection of bipolar or unipolar input inversion of polarity reverse and the maximum and minimum values of forward and reverse speed Menu 02 Control selectors 01 11 Reference ON if 01 11 0 then pre ramp reference 0 01 12 Reverse by reference inversion 01 13 Inch speed reference 01 05 The speed reference at source 01 01
102. Menu 08 Digital Inputs Menu 09 Status Outputs Menu 10 Status Logic amp Diagnostic Information Menu 11 Miscellaneous Menu 12 Programmable Thresholds Menu 13 Digital Lock 8 5 Menu Logic Diagrams The available range and units for the values of real parameters is given in the index Figure 8 3 and with the descriptions Figure 8 4 Those parameters for which no range is shown are bit parameters Comment or explanation of parameters is given in the descriptions where necessary 8 1 Adjustment of parameters 8 1 1 The parameter set Parameters are of two principal kinds numerical value real parameters such as speed and acceleration and digital or bit parameters The numerical values are comparable to the adjustable potentiometers used in purely analogue drives They are much more precise and not subject to drift from the set value Bit values are comparable to links jumpers or Switches having an either or function All parameters of either kind are either Read Only RO or Read Write RW The parameter set with which Mentor II drives are equipped is divided into two further groups for operational convenience Those which are ordinarily needed for setting the drive up at the installation and start up stage can be called up whenever the drive is powered on and are called the visible parameters The second group contains the invisible parameters so called because at Level 1 security they do not appear in the Index display e
103. Mode bit 1 Oor 1 Quadrant 1 enable Oor 1 Quadrant 2 enable 4Q 0 or 1 1Q 0 or 1 Quadrant 3 enable 4Q 0 or 1 1Q 0 or 1 Quadrant 4 enable 4Q 0 or 1 1Q Oori Enable automatic current limit bridge2 change Oor 1 9 Current limit timer 0 to 255 Current taper 1 threshold 0 to 1000 Current taper 2 threshold 0 to 1000 Current taper 1 slope 0 to 255 Current taper 2 slope 0 to 255 Taper 1 threshold exceeded Oor 1 Taper 2 threshold exceeded Mentor Il User Guide Oor 1 Issue Number 14 www controltechniques com 8 5 6 Menu 05 Current loop Description Current feedback 1000 Default Current feedback amps 1999 Firing angle 277 to 1023 Slew rate limit 0 to 255 040 Maximum current scaling 0 to 1999 rating Overload threshold 0 to 1000 700 Overload integrating time heating 0 to 255 030 Overload integrating time cooling 0 to 255 Enable start up autotune 0 or 1 Reduced endstop 0 or 1 Actual overload 0 to 1999 Discontinuous Integral gain 0 to 255 Continuous Proportional gain 0 to 255 Continuous Integral gain 0 to 255 Motor constant 0 to 255 Reserved Inhibit firing 0 or 1 Enable standstill logic 0 or 1 Standst
104. O Bi 2 1000 gt Current demand final output to the current loop Menu 05 after limits have been applied 04 03 Over riding current limit 04 19 RW Bi 2 1000 gt 000 This value is an input to the current loop and can be selected for use in applications requiring direct control of current motor torque Current offset RW Bi 5 1000 gt 000 RO Bi 1000 gt This is the limiting value of current demand and is the result of the speed dependent current taper calculation or I limit 2 if selected whichever is the lower AI EE Current limit taper start point RW Uni gt 1000 Current offset is used to apply a trim to the current demand 04 01 Current limit 2 selector RW Bit 2 0 or 1 gt 0 Set 04 10 1 to select current limit 2 Can be caused to change automatically refer to 04 18 and 04 19 Current offset selector 2 0 to 1000 This parameter provides symmetrical current limitation for bridges 1 and 2 and is the datum level from which the current taper functions operate refer to 04 20 and 04 21 1 1 1 can be used in application where the motor kW r
105. PRESS MODE Level 1 Security Procedure SET INDEX e SET INDEX to xx 00 parameter PRESS MODE New value is RETAINED for next power on PRESS RESET Procedures for selecting and changing parameters Display Index left of The keypad is ready to select another menu or parameter The procedure below SAVES the values of all parameters changed since the previous save Select menu LEFT or RIGHT decimal point Select parameter UP or DOWN Index right of decimal point Read only Data Change value To Save the value s written Action Press DOWN Display until Index par xx 00 MODE then UP or DOWN Data set value 001 only if display is flashing refer to 8 2 MODE then UP or DOWN Data Enter new value MODE Data For most parameters the drive accepts and uses the value entered and the motor will respond to the new value immediately The exception is a change of Baud Rate 11 12 Serial Mode 11 13 Threshold 1 Destination 12 07 and Threshold 2 Destination 12 12 To allow the drive to act on the change in these cases it is necessary to press RESET after writing the new value Any new value is not saved however and will be lost at power off 32 www controltechniques com Press RESET Value s saved 8 1 7 Default settings To return the drive parameter settings to the factory default setting set parameter X 00 to 233 for
106. Phase rotation O or 1 Drive healthy normal O or 1 Alarm I x t 0 or 1 Field loss O or 1 Feedback loss O or 1 Supply or phase loss O0 or 1 Instantaneous trip O0 or 1 Sustained overload O0 or 1 Processor 1 watchdog O0 or 1 Processor 2 watchdog O or 1 Motor overtemperature O or 1 Heatsink overtemperature O0 or 1 Speed loop saturated O or 1 Zero current demand O or 1 Last trip to 255 The trip before last trip 10 25 0 to 255 The trip before 10 26 0 to 255 The trip before 10 27 to 255 Disable field loss trip Oor 1 Disable feedback loss trip Oor 1 Disable supply or phase loss trip Oor 1 Disable motor overtemperature trip Oor 1 Disable heatsink overtemperature trip Oor 1 External trip Oor 1 Processor 2 trip 0 to 255 Disable current loop loss trip Oor 1 Disable armature open circuit trip Mentor Il User Guide Issue Number 14 Oor 1 www controltechniques com 9 43 8 5 42 Menu 11 Miscellaneous NOTE Parameters 11 07 through to 11 10 have functions associated with the MD29 PCB Refer to the MD29 Users Guide Number Description Default Parameter 00 01 0 to 1999 Parameter 00 02 0 to 1999 Parameter 00 03 0 to 1999 Parameter 00 04 0 to 1999 Parameter 00 05 0 to 1999 P
107. S DAC source RW Uni 5 0 to 1999 gt 304 armature voltage Selects the source of analogue output 3 via terminal TB2 14 Of the following invisible parameters Scaling parameters have a multiplying range from 0 000 to 1 999 Source and Destination parameters define a parameter to be used as either input or output thereby defining the function of the programmable input and output terminals 65 www controltechniques com 07 11 GP1 destination EZN GP3 scaling RW Uni RW Uni 2 0 to 1999 c 4318 hard speed ref 0 to 1999 gt 1000 Selects the destination of analogue input 1 via terminal TB1 04 Sets the scaling for the signal from source via terminal TB1 06 A changed value becomes effective only when the RESET pushbutton is Scaling factor 07 18 pressed 1000 GP2 destination GP4 scaling RW Uni RW Uni 2 010 1999 gt 408 torque ref 2 0 to 1999 gt 1000 Selects the destination of analogue input 2 via terminal TB1 05 Sets the scaling for the signal from source GP4 vi
108. URIE Post offset speed reference RO Bi 1000 gt Sets the lower limit of speed in the reverse direction of rotation The speed minimum value is disabled if bipolar selector 01 10 1 to prevent oscillation between the forward and reverse minimum speeds when the input speed reference is zero Monitors the value of the speed reference after the offset 01 04 has 01 09 been added 4 Quadrant 01 03 Pre ramp reference RW Uni RO Bi 1000 to 0 gt 1000 f 1000 gt 1 Quadrant RW Uni The final speed reference before any ramp rates are applied refer to i Menu 02 m RW Bi 2 1000 gt 000 The analogue reference offset range 1000 to 1000 isa programmable speed demand term added to the speed reference value 01 01 It is a practical speed trim input as for example from a dancer arm in tension control or can be used to set a creep or minimum speed 48 www controltechniques com Sets the upper limit of speed in the reverse direction of rotation Mentor Il User Guide Issue Number 14 Bipolar reference selector 4 Quadrant
109. a terminal TB1 07 A changed value becomes effective only when the RESET pushbutton is 07 19 pressed Scalingfactor 1000 MAKE destination Yam Speed reference scaling RW Uni RW Uni 0 to 1999 gt 4119 speed ref 3 2 0101999 c 11000 Selects the destination of analogue inputs TEE OG The factor by which 07 05 is multiplied to produce the speed reference A changed value becomes effective only when the RESET pushbutton is 07 20 ressed Scaling factor p caling factor 1000 GP4 destination DAC 1 scaling RW Uni RW Uni 0 1999 gt 120 speed ref 4 0 to 1999 gt 1000 Selects the destination of analogue input 4 via terminal TB1 07 S h inato eina f DAC1 TB2 12 A changed value becomes effective only when the RESET pushbutton is ols the sealing for signals output trom ae pressed Scaling factor 97 21 caling factor 1000 Speed reference destination 7 0722 DAC 2 scaling RW Uni RW Uni 5 0 10 1999 117 speed ref 1 f 0 to 1999 gt 1000 Selects the destination of speed reference 07 05 A changed value becomes effective only when the RESET pushbutton is pressed 07 16 RW Uni Scaling factor 07 22 1000 Sets the scaling for signals output from DAC2 TB2 13 DAC scaling RW Uni
110. age to rise during regeneration to 1 16 x supply voltage On very soft supplies the endstop may be too close to the crossover point Setting 05 10 1 increases the safety margin but reduces the maximum regenerated armature voltage to 1 05 x supply voltage Setting this parameter may be necessary in series 12 pulse systems Mentor Il User Guide Issue Number 14 Set by the Start up Autotune parameter 05 09 Its value will depend on the motor time constant Increasing the value of 05 14 will improve the response of the current loop but at the risk of instability If this parameter is set too low an error between the value of the Current Demand and the Current Feedback can result Value of 05 14 Gain applied 512 NOTE This parameter is not set by the continuous autotune routine 59 www controltechniques com Motor constant RW Uni a 0 to 255 gt 25 This parameter is used to scale the current demand such that the control loop correctly predicts the firing angle in the discontinuous current region It is set automatically by the Start up Autotune parameter 05 09 RW 5 gt This parameter is reserved RW Bit f 0 or 1 c 0 enabled If set to 1 disables thyristor SCR firing both bridges and resets acceleration and dec
111. al MD29 card is installed fit a ferrite ring Part No 3225 1004 around all control cables that connect to the card See signal connections diagrams Fit a ferrite ring Part No 3225 1004 around all control cables that connect to the control card Back plate Enclosure www controltechniques com 111 Numerics 0 20miA 65 67 12 pulse operation Parallel ni e nns 5 38 61 LV 5 38 61 20 0mA crede e 65 67 20 4 65 67 4 20 65 67 Adaptive control esee 38 60 Alarm Xt iere eU atem 43 74 Altit de RE eee idee 9 Ambient temperature 9 10 14 Analogue input 25 26 34 40 65 66 67 78 96 Analogue output 2 25 26 65 96 ANSI 102 ANSI protocol 5 netta 77 102 ANSI serial address 2 82 Armature back emf 7 62 Armature current 7 28 30 56 58 62 Armature open circuit 101 Armature overcurrent 2 101 Armature resistance 62 Armature voltage 5 9 28 29 30 33 36 43 51 52 53 59 62 73 74 106 B Back emf set point 33 39 62 Bandwidth cipere tenete tee ehe dre eel 5 Base speed uuo peat ie entia 7 28 62 x eee eee
112. and disables all the communications protocols for debugging and using the MD29 Toolkit Mentor Il User Guide Issue Number 14 Position controller enable RW Bit 9 0 1 gt 0 When this parameter is set at 1 the MD29 indicates if the Clock Task over runs I O link synchronisation source RW Bit 2 0 or 1 gt 0 When this parameter is set at 1 the MD29 indicates if the Encoder Task over runs RW Bit 2 0 or 1 gt 0 This parameter sets the timebase for the ENCODER Task 0 5 1 2 5 Reserved RW Bit 2 0 or 1 gt 0 Flash store request RW Bit 2 0 or 1 gt 0 Set to 1 to save the PLC parameter registers PX and QX into the non volatile memory of the MD29 The parameter value automatically returns to 0 See the MD29 User Guide for more details RS232 drive drive comms enable RW Bit 2 0 or 1 gt 0 When set to 1 and the DPL Toolkit communications are disabled drive to drive RS232 communications are enabled See MD29 User Guide for more details Mentor Il User Guide Issue Number 14 www controltechniques com 83 8 6 15 Menus 15 and 16 Applica
113. arameter 00 06 0 to 1999 Parameter 00 07 0 to 1999 Parameter 00 08 0 to 1999 Parameter 00 09 0 to 1999 Parameter 00 10 0 to 1999 Serial address 0 to 99 Baud rate Oor1 Serial Mode 1104 Reserved o Processor 1 software version 0 to 1000 Processor 2 software version 0 to 1000 Level 3 security code 0 to 255 Boot up parameter 0 to 1999 Serial programmable source 010 1999 Serial scaling 0 to 1999 LEDs byte 0 to 255 Disable normal LED functions 1 High voltage MDA6 Oor 1 Mains AC power dip ride through Oor 1 8 513 Menu 12 Programmable thresholds Number Description Default 12 01 Threshold 1 exceeded 1 RO 12 02 Threshold 2 exceeded 0 or 1 RO 12 03 Threshold 1 source 0 to 1999 RW 302 12 04 Threshold 1 level 0 to 1000 RW 000 12 05 Threshold 1 hysteresis 0 to 255 RW 002 12 06 Invert threshold 1 output O0 or 1 RW 0 12 07 Threshold 1 destination 0 to 1999 RW 000 12 08 Threshold 2 source 0 to 1999 RW 501 12 09 Threshold 2 level 0 to 1000 RW 000 12 10 Threshold 2 hysteresis 0 to 255 RW 002 12 11 Invert threshold 2 output O0 or 1 RW 0 12 12 Threshold 2 destination 0 to 1999 RW 000 www controltechniques com Issue Number 14 8 5 14 Menu 13 Digital lock Description Master encoder counter 0 to 1023 Default Slave encoder counter 0 to 1023
114. ary When repeaters are used up to 99 drives may be connected NOTE RS422 is practically the same as RS485 the main difference being RS485 allows more than one master controller An RS232 connection may be made to the RS422 port but is not recommended for any purpose other than commissioning due to its inferior specification low noise rejection limited cable length etc Note that RS232 is not the same as 2 wire RS422 485 101 Connecting to the drive 485 serial communications port MentorSoft connects to the RS485 Mentor II port by using either a standard 4 wire RS232 to RS485 converter or by fabricating the following lead PC 25 way PL2 9 way 2 3 14647 link all three terminals If you have problems Cannot go on line Check connections to drive Perform an auto baud detection Make sure that the correct COM port is selected Ensure that the Mentor II is in 4 wire ANSI mode 11 13 1 102 www controltechniques com The components of all messages between the host and a Mentor II drive are formed of ASCII characters The format of a message i e the sequence in which the characters appear is standardized for messages of each different kind and is explained under Structure of Messages below 10 2 Preliminary adjustments to the drive Each drive requires a unique identity number or serial address set by parameter 11 11 The Baud rate 11 12 is required to be set to matc
115. ating is somewhat less than that of the drive as an alternative to changing the fixed current burden resistors AINE Current limit bridge 1 RW Bit 9 0 1 gt Set 04 11 1 to select current offset RW Uni 0 to 1000 gt 1000 Determines the maximum limit of current demand when bridge 1 the positive bridge is conducting It causes any demand for current in excess of the limit set point to be ignored www controltechniques com ae Mode bit 0 RW Bit 0 or 1 c 0 not selected Set 04 12 1 to select Operates in conjunction with 04 13 to configure the drive for speed control or any of three modes of torque control Refer to 04 13 Mentor Il User Guide Issue Number 14 EXE Mode bit 1 RW Bit 0 or 1 c 0 not selected Set 04 13 1 to select Operates in conjunction with 04 12 to configure the drive for speed control or any of three modes of torque control as follows 04 12 0 and 04 13 0 Speed control mode default configuration 04 12 1 and 04 13 0 Basic current or torque control 04 12 0 and 04 13 1 Torque control mode with speed override 04 12 1 and 04 13 1 Coiler uncoiler control mode Speed mode control The output of the speed loop becomes
116. b where Ae Effective heat conducting area in m equal to the sum of the areas of the surfaces which are not in contact with any other surface P Power loss of all heat producing equipment in Watts Ti Max permissible operating temperature of the drive in 9C Tamb Maximum external ambient temperature in C k Heat transmission coefficient of the material from which the enclosure is made in W m C Example Calculation of the size of an IP54 NEMA 12 enclosure for a drive size M210 The worst case is taken as the basis of the example for which the following conditions are assumed The installation is to conform to IP54 NEMA 12 which means that the drive and its heatsink are to be mounted wholly within the enclosure and that the enclosure is virtually sealed and without any ventilation of the air inside Heat can escape only by conduction through the skin of the enclosure which is cooled by conduction convection and radiation to the external air enclosure is to stand on the floor and against a wall so that its base and back surfaces cannot be considered to play any part in the cooling process The effective heat conducting area A is provided by the top front and two sides only Figure 5 2 The enclosure is to be made of 2mm 0 1in sheet steel painted maximum ambient temperature is 25 C Mentor Il User Guide Issue Number 14 Figure 5 2 Enclosure with typically four surfaces ab
117. be obtained for the complete installation of motor and drive Refer also to section 5 2 1 Location on page 14 6 1 5 Earthing Grounding Drives with isolated heat sinks require that the heat sink is earthed grounded for safety Refer also to section 5 2 Mounting on page 14 It is recommended that any metal components which could accidentally become live are solidly earthed grounded Earth ground impedance must conform to the requirements of local industrial safety regulations and should be inspected and tested at appropriate and regular intervals Mentor Il User Guide Issue Number 14 6 1 6 Control system earthing grounding External AC control circuits for example contactors should be supplied from any two phases of the supply through an isolating transformer equipped with an earthing grounding shield screen between the primary and secondary as shown in Figure 6 2 and Figure 6 3 The control wiring should be connected to the same earthing grounding point if possible or arrangements made to ensure that the earth ground loop impedance complies with an authorized code of practice 6 1 7 Location The location of principal components is shown in Figure 6 1 Figure 6 1 PCB MDA1 inside hinged lid and access to thyristor SCR PCB MDA2 for links jumpers LK switches potentiometers and external control terminals refer to Figure 6 4 Location of principal components 19
118. ce Because of their low inductance the next higher multiple of 10uF above the required value can be used The total capacitance line to earth must be within 10 of the value given in the table If lower value line reactors are used then the capacitors must be increased in proportion It is important that the capacitors are rated at 440V AC and are suitable for connection to normal industrial supplies They should also be designed to have a low series inductance Suitably rated resistors should be used to discharge the capacitors when the supply is disconnected from the installation The resistors given in the table are calculated to discharge the network to less than 60V within 5s based on a 440V supply The capacitor network will cause a high leakage current to flow to earth The leakage current may be calculated using the following expression assuming the three phase supply is balanced with respect to earth and line to line le V x2nx fxCxa Where V is line to earth voltage f is supply frequency C is line to earth capacitance a is capacitor tolerance Example M210 drive operating on a 400V 50Hz supply Use 10uF 4 7uF in parallel 14 7uF between each line and earth 1 is required Select capacitor tolerance to be 10 lg 400 x 21 x 50 x14 7 x 109 x 0 1 185mA In the event of a phase loss the leakage current will be higher It can be calculated from the following expression 2r x fx C 400 43
119. ce 02 01 and the hard speed reference 03 18 The post ramp reference can be summed with or replaced by the hard speed reference The speed reference can alternatively be the hard speed reference alone The selected input can be modified by the addition of an offset The result of this summation is the final speed demand 03 01 which is added algebraically to the speed feedback to become the speed error 03 06 The speed error is finally processed by the PID function to become the speed loop output Speed feedback is derived from one of three possible sources encoder pulse tach tachogenerator tachometer or armature voltage Whichever source is selected becomes the speed feedback 03 02 If the armature voltage is selected it is first summed with the IR compensation 03 05 which is derived from the integral function of the Speed error and the IR compensation factor is then either added to or subtracted from the scaled armature voltage feedback according to whether IR compensation or IR droop is selected The armature voltage feedback is passed to a comparator to provide a voltage clamp used internally to prevent armature overvoltage Parameter 03 15 becomes the clamp level The speed feedback value is used for two further purposes to supply a Speed indication in rpm and to indicate zero speed Final speed demand RO Bi 3 1000 gt Monitors the value of the speed refere
120. ceNet Set up 44 4 1 1 4 2 3 System design and safety of personnel 6 57 Menu lod qun I M See EM EE 39 2 4 Environmental limits sess 6 OMU Ogie A M 2 5 Compliance with regulations 6 9 Diagnostic procedures 101 2 6 e ence 6 9 1 Trip RI a ot E 4 t rir cif 101 2 7 djusting A REDDERE 6 40 eralcommunicati ne de terc 102 3 Introduction eene 7 10 1 Connecting to the drive 102 3 1 DC motor control 7 10 2 Preliminary adjustments to the drive 102 3 2 Principles of the variable speed drive 7 10 3 Routing the serial communications cable 102 3 3 Reversing J H 7 10 4 Termination 2 102 3 4 8 10 5 Components of messages 102 3 5 MGAUS ERE 8 10 6 Structure of messages 103 3 6 Serial communications 8 10 7 2 222 103 Daire o 10 9 Sending data 103 A2 1010 Reading data esee i 10 11 Using Mentor on a network with other CT 5 Mechanical Installation 14 U
121. col 1 Output variable defined by 11 19 Input variable into parameter defined by 11 19 Wide integer 16 bit driver Mode 1 is for communication between the drive and another serial device terminal PLC computer Mode settings 2 and 3 are for rapid transfer of information between two drives avoiding the need for analogue signals to pass between them For example mode settings 2 and 3 could be used in a load sharing application to output the current demand from one drive in Mode 2 and input a current demand to another in Mode 3 In Mode 4 the drive will output the wide integer 15 63 to the transmit lines and put any received data into 15 62 This permits a digital reference to be transmitted down a line of drives and offers the Mentor Il User Guide Issue Number 14 possibility of setting ratios at each stage Data must be transferred from 15 62 to 15 63 by an MD29 program If a Wide Integer is read from the serial comms link interface the data will be sent as five ASCII characters with no sign The full range of parameters can be written by five ASCII characters so long as no sign is included Data is transferred by mode 4 at the rate of 3 x AC mains power frequency A drive reset is required before the value takes effect Reserved RW gt This parameter is reserved RO Uni 2 0 to 1000 gt D
122. d values must be calculated Refer to IEC 61800 3 for details of calculation of notching depth Drive type amp model M25 M25R M45 M45R M75 M75R M105 M105R M155 M155R M210 M210R M350 M350R M420 M420R M550 M550R M700 M700R M825 M825R M900 M900R M1200 M1200R M1850 M1850R Line reactors La Lb Lc uH Mentor User Guide Issue Number 14 4 2 6 Field current rating Drive type amp model M25 M25R Field Current Rating A 8 regulated M45 M45R 8 regulated M75 M75R 8 regulated M105 M105R 8 regulated M155 M155R 8 regulated M210 M210R 8 regulated Fuse FS1 FS2 FS3 CT Part number 3535 0010 M350 M350R 10 M420 M420R 10 M550 M550R 10 M700 M700R 10 M825 M825R 10 M900 M900R 20 M1200 M1200R 20 M1850 M1850R www controltechniques com 20 CT Part number 3535 0020 5 Mechanical Installation 5 1 Dimensions Principal dimensions are shown in Figure 5 3 Figure 5 4 and Figure 5 5 Cut out and drilling dimensions for mounting a drive with the heatsink projecting through a panel into the space behind are shown in Figure 5 3 and Figure 5 4 5 2 Mounting The drive enclosure conforms to international enclosure specification 00 and is suitable for mounting in NEMA rated enclosures 5 2 1 Location The drive shoul
123. d be installed in a place free from dust corrosive vapors and gases and all liquids Care must also be taken to avoid condensation of vaporized liquids including atmospheric moisture 5 2 2 Ventilation If the drive is to be located where condensation is likely to occur when it is not in use a suitable anti condensation heater must be installed The heater must be switched OFF when the drive is turned on An automatic changeover switching arrangement is recommended Mentor II drives are not to be installed in classified Hazardous Areas unless correctly mounted in an approved enclosure and certified Refer also to section 6 1 4 Hazardous areas on page 19 5 2 3 Cooling There are certain variations across the Mentor II range of drives in respect of mounting and cooling arrangements With most models there is the option of surface or through panel mounting The higher rated drives require forced ventilation and can optionally be supplied complete with ducted cooling fans Alternatively the installer may arrange to use separately provided ducted cooling air Air flow requirements are shown in the table in section 4 2 3 Ventilation and weight on page 12 The variants are summarized in the following table Mounting Drive model Through Ventilation Heat Sink Surface panel M25 to M75 Yes Yes Natural Isolated M25R to M75R Yes Yes Natural Isolated M105 and M105R Yes Yes Natural Isolated M155
124. d drive program are functioning normally If a reset does not occur before the timer has timed out the conclusion is either that the processor has failed or that the drive program has crashed The result is immediate controlled shutdown of the drive accompanied by a watchdog fault trip signal Processor 2 watchdog RO Bit 2 0 or 1 gt 0 healthy normal 1 RO Bit 2 0 or 1 gt 0 healthy normal 1 trip 10 21 1 indicates trip detected at the motor thermistor input terminal trip level detector reset level 1 8kQ Mentor Il User Guide Issue Number 14 Heatsink overtemperature 5 0 or 1 gt 0 healthy normal 1 10 22 1 indicates thyristor SCR stack overtemperature gt 100 C on drives fitted with a thyristor SCR stack heatsink thermistor ste Speed loop saturated RO Bit 0 or 1 gt 0 speed loop not saturated 1 speed loop saturated Indicates that the output of the speed loop algorithm from which the current demand 04 01 is derived is at a limit This may be due to the application of a current limit or a zero current clamp and may occur if the motor is mechanically stalled Zero current demand RO Bit 0 or 1 gt
125. de Issue Number 14 11 Options The following options are available for the Mentor II drive 11 1 MD29 Programmable applications board that offers user programmability via a basic like language known as DPL Drive Programming Language using a Windows based Toolkit To implement distributed control systems and Soft Logic Control to IEC61131 3 use the SYPT SYstem Programming Tool Workbench This supports programming in ladder and function blocks as well as DPL This allows the user to highly customise the drive by implementation of additional control loops or functions The MD29 offers as standard a single axis position controller an R8485 port that offers additional modes such as ANSI master Modbus RTU and Modbus ASCII The following software options are also available Single Axis Position Controller built in as standard Offers slave positioning or speed control using linear or S ramp control for the velocity profile digital lock with rigid and non rigid modes with a slave ratio of 8 decimal places accuracy incremental cam table providing automatic control of the slave position relative to the master position PID control loop S Ramp S Ramp is designed for stepless acceleration It achieves fast smooth transitions to and from acceleration and deceleration ramps PID PID is an extra control loop for addition to the Mentor II Drive Proportional integral and derivative terms can be selected to act upon an error b
126. de Issue Number 14 Product standard for adjustable speed power drive systems Meets immunity requirements for first and second environment 107 www controltechniques com 12 3 Emission For installation in the second environment ie where the low voltage supply network does not supply domestic premises no filter is required in order to meet IEC61800 3 EN61800 3 Operation without a filter is a practical cost effective possibility in an industrial installation where existing levels of electrical noise are likely to be high and any electronic equipment in operation has been designed for such an environment There is some risk of disturbance to other equipment and in this case the user and supplier of the drive system must jointly take responsibility for correcting any problem which occurs Figure 12 1 shows wiring guidelines to achieve minimum emission in a typical installation When used with the recommended filter the drive will meet the conducted emission limits required by the generic emission standard EN50081 2 Motor cable length should not exceed 300m to ensure that the industrial limit is met with adequate margin The limits for conducted emissions required by the generic standards are summarized in the following table Frequency range Standard Limits Description 79dBuV quasi peak Generic 66dBuV average emission standard for 7 quasi peak the DONIDA 60dBuV averag
127. drives M350 and above MDA6 three burden resistors R234 R235 and R236 are used in parallel Rtotal 1900 Worked example of current feedback burden resistor values For an M350 drive and a 200A motor Full load current output Table 1 is 350A Maximum current is 350 x 1 5amps Total burden resistance Rtotal 1900 _ 5 330 200 x 1 5 zd Eolo Rtotal R234 R235 R245 From data tables of standard resistor values find three which give the closest approximation For example if R234 120 R235 120 R245 470 The power rating of each burden resistor in turn is calculated from 2 Power W and where the voltage across the three resistors in parallel is 1 6 power absorbed is 2 R234 and R235 15 0 213W 0 5W 0 6W rating is adequate 1 62 R245 0 055W 5 47 0 055 0 25W rating is adequate If the current ripple measured at terminal 11 is less than 0 6V p p it is possible to increase the burden resistors provided that version V5 1 0 or later software is used by a factor of 1 6 If the burden resistors are increased parameter 05 29 must be set to 1 The burden resistor values should not be increased by the factor of 1 6 if the current ripple measured at terminal 11 is greater than 0 6V as the drive will operate better with the standard values Mentor User Guide Issue Number 14 www controltechniques com 23 6 4 Control connections Refer to Figur
128. e industrial environment 0 15 0 5MHz AC supply lines EN50081 2 73dBuV quasi peak epee 60dBuV average 12 4 Recommended filters Two methods are shown in Figure 12 1 for suppressing the conducted emission into the power supply line for the main thyristor converter 12 4 4 Method 1 A low cost technique using high value capacitors between power lines and earth which makes use of the suppression provided by the standard line reactors Component values are given in the following table Line Line to Discharge earth reactors capacitors resistors La Lb Lc Ra Rb Rc Ca Cb Cc uH uF Discharge resistor power rating W M25 M25R M45 M45R M75 M75R M105 M105R M155 M155R M210 M210R M350 M350R M420 M420R M550 M550R M700 M700R M825 M825R M900 M900R M1200 M1200R M1850 M1850R 108 www controltechniques com The capacitors must be wired in as close as possible approximation to a Kelvin connection minimising the length of the wiring between the capacitors and the power circuit An assembly of low inductance capacitors designed for direct mounting to a bus bar is available from Steatite Ltd with the part number CON9020250 The capacitance value in this box is 10uF per phase number of these assemblies can be used together to give the required capacitan
129. e 6 2 Figure 6 3 Figure 6 8 and Figure 6 9 Also section 6 5 Terminals index on page 25 and section 6 6 Terminals classified on page 26 Isolation The control circuits and terminals are isolated from the power circuits only by basic insulation to IEC664 1 The installer must ensure that all external control circuits are WARNING WARNING separated from human contact by at least one layer of insulation rated for use at the AC supply voltage Figure 6 8 Location of principal components on PCB MDA2B issue revision 2 Pos 5V 12V 15V nn 22 Ba SW1 3 SW1 4 SW1 6 10 50V SW1 7 50 200V SW1 8 60 300V Option THERM 9 10 Feedback encoder Serial port R6 R10 R11 R12 should match the characteristic impedance of the cable approx 120Q for twisted pair Mounting pillars standoffs for terminating resistors Tachogenerator tachometer potentiometer 24 Mentor Il User Guide www controltechniques com Issue Number 14 6 5 Terminals index Terminals are located on PCB MDA2B Figure 6 1 and Figure 6 8 Terminal Description Programmable Default Block Number TB1 1 10V Reference supply No 2 10V Reference supply No 3 Speed reference Analogue input Yes 7 05 4 5 6 7 General
130. e thyristor SCR heatsink overtemperature protection is used in the alarm mode or to achieve a system normal stop NOTE This parameter defaulted to 1 on drives with software before V5 Factory set to 1 on drives from M25 M105 te External trip RW Bit 2 0 or 1 gt 0 If 10 34 1 the drive will trip If an external trip is required the user can program any logic input to control this bit refer to Menu 08 Alternatively it can be controlled by application software or through the serial interface 10 35 Processor 2 trip RW Uni 2 0 to 255 gt 0 If the drive is healthy normal the data display for 10 35 is 0 The value of 10 35 is continuously monitored by the processor The drive trips immediately if a non zero value other than 255 appears via the serial communications interface or Processor 2 software If 10 35 255 this is the equivalent of a RESET Disable current loop loss trip RW Bit 2 O or 1 gt 0 When 10 36 1 the trip which normally would follow loss of the current loop is disabled Disable armature open circuit trip RW Bit 2 0 or 1 gt 0 When set the armature open circuit trip AOP is disabled Mentor User Guide Issue Number 14 8 6 11 Some menu 11 parameter
131. e with copper conductors and laid in accordance with defined conditions 3 Typical wire gauge sizes based on 30 C 86 F ambient 1 25 x rated current 75 C 167 F copper wire with no more than 3 conductors in a conduit or raceway Branch circuit protection must be provided by the user All wiring must conform to NEC Art 310 and applicable electrical codes 4 n applications where load inertia is low and regeneration infrequent DC fuses may not be needed 5 Referto NEC Table 310 16 for wire sizes NR Not required 10 Mentor Il User Guide www controltechniques com Issue Number 14 Mentor thyristors 124 values for fusing Drive Model M25 M25R Thyristor Part Number 480V 2435 2716 01 Thyristor Part Number 525V 2435 2716 01 Thyristor Part Number 660V M45 M45R 2435 4216 01 2435 4216 01 M75 M75R 2435 9216 01 2435 9216 01 M105 M105R 2435 3132 2435 3132 M155 M155R 2435 3132 2435 3132 M210 M210R 2435 3132 2435 3132 M350 M350R 2436 5216 2436 5216 2436 7262 M420 M420R 2436 5216 2436 5216 2436 7262 M550 M550R 2436 5216 2436 5216 2436 7262 M700 2438 4040 2438 4040 2438 3040 M700R 2438 4057 2438 4057 2438 3057 M825 2438 4040 2438 4040 2438 3040 M825R 2438 4057 2438 4057 2438 3057 M900 2438 3238 2438 3238 2438 3240 M900R 2439 3239 2439 3239
132. ebraically with the current feedback and further modified by whatever settings may have been applied to the group of Current Loop parameters Current feedback after scaling delivers a readable signal to display actual current in amps Current feedback also is an important function in the protection of the drive The feedback signal is monitored in relation to the selected overload threshold modified according to preprogrammed values for overload time The provision of two parameters for overload timing allows settings to be applied so as to take account of the fact that the cooling time of a motor can be longer than its heating time For the drive to operate the current ripple measured at terminal 11 which is a voltage signal indicating current feedback must be a minimum of 0 6V when there is no back emf i e at zero speed The current level measured at the point of continuous conduction with this level of ripple is 9 2 of the drive rating With software version V5 or later software parameter 05 29 allows the user to increase the current feedback burden by a factor of 1 6 The software scales the current feedback differently to compensate for the change in burden value When 05 29 is set and the burdens have been changed the minimum vale of ripple occurs at 5 796 of the drive rating The burdens should not be changed if the ripple at terminal is greater than 0 6V Current feedback RO Bi 2 1000
133. ed from 1 6 to 0 2 of drive maximum current by setting this parameter Increased current feedback RW Bit O0 or 1 gt 0 disabled RW Bit Oor1 gt 0 disabled This parameter instructs the drive to operate in parallel 12 pulse mode and should be set for operation in either single or four quadrant mode For 4 quadrant operation parameter 05 21 see above must be set to 1 and the F10 input of each drive must be connected to the ST5 output of the other Also the control OV terminals of both drives must be connected Extra safe bridge change RW Bit 9 0 1 gt 0 disabled When enabled 1 parameter 05 26 applies an additional safety margin of 1 supply cycle to the bridge changeover logic This may be required for highly inductive loads such as a motor field winding rl Continuous autotune RW Bit O0 or 1 gt 0 disabled When set enables the continuous auto tune which continuously monitors the motor current ripple and adjusts the current loop gains for optimum performance The commissioning autotune should still be carried out because parameter 05 14 is not set by the continuous autotune Calculation of the gains is suspended when the voltage spill over
134. ed to correspond The drive control options can alternatively be used to reverse the direction of rotation Figure 6 3 Four quadrant power connections 6 2 1 21 22 1 uny HH YOUMS JOJO LIN Jeueljs Jamo yuuedungd 12 Qedunp xur y7 LE sesnjeur 41 uonoun4 Jojoejuoo eur 21 YI u OSEIN uo Ajddns pue JOJON YON 23 19euuo9 1 a uo uonoe1oJd 10 sesn J x LW ud Ze 12 9 6 Apeoy 6 punog 13 1 211 d peeds 195 enuen 1 Mentor User Guide www controltechniques com Issue Number 14 6 2 2 Overvoltage suppression Figure 6 5 Field current regulator The Mentor Il drive contains overvoltage suppression components to protect the thyristors from high voltage pulses transients or spikes appearing between the phases because of lightning strikes etc It is also designed to withstand pulses of over 4kV between the phases and ground In regions of high lightning activity especially where grounded delta supplies are in use it is recommended that additional protection should be fitted exte
135. ee ai ey 4 Status outputs sess 31 42 71 98 Status telay sedet daten S red 22 STOP TUNClON 6 Supply 1055 2 et cree toe 74 101 Surface mouritirig cec teet eter ae 16 Sustained overload n 43 75 Tachogenerator tachometer 5 25 53 101 Tapet st rt e e cei idt itc ft 37 54 Through panel mounting 2 16 Thyt stor I2Evallies secretes ot iem rro e RR 11 Thytistors SCRS rr caen 5 TOFGQUO aros rie led etos tee rede cites We ne tectae cditio cid 7 Torque control mode with speed override 55 114 www controltechniques com Trip code A29 hae E po ENA tee 101 BOC x scele t OHNE is iis rais 101 POR A EE 101 Cl uto min NN I tM e ad tne ee 101 dd s 101 EPS nissan ecideatanteten eimi he iste det de 101 m 101 go tastiest 101 FD iude E ret ade ede da 101 lg seco 101 E 101 101 male len 101 llenos EU Misi eese 101 OM 101 teh 101 eed aie te oa 101 eee een Jee iv ec das 101 eth dte td s tette uite ss 101 Sel
136. eleration ramps Enable standstill logic Enable direct firing angle control RW Bit f 0 or 1 c 0 disabled When enabled the firing angle 05 03 is controlled by the value of the post ramp reference 02 01 This mode is valuable for system diagnosis particularly where instability is present since it allows the drive to operate without the influence of either the speed loop or the current loop thereby eliminating their effect upon the system NOTE This facility must be used with caution When the reference is 02 01 there is no protection against excessive acceleration output voltage or current other than the instantaneous overcurrent trip Also take care to reset 05 20 0 after completion of tests AME Enable bridge 2 lockout RW Bit 0 1 c 0 disabled Requires to be set only for parallel 12 pulse 4Q system installations comprising two drives which are to share load to prevent one drive changing bridges while the other is still conducting PAM Disable adaptive control RW Bit O0 or 1 1 enabled RW Bit O0 or 1 gt 0 enabled When enabled causes the firing angle to be fully phased back when the drive has received a STOP command and when the speed falls below 0 8 o
137. ements Canadian Electrical Code Part II CSA C22 2 0 4 M1982 Bonding amp Grounding of Electrical Equipment Protective Grounding CSA C22 2 14 1987 Industrial Control Equipment UL508 Standard for power conversion equipment Applies to Mentor Il current range 900A 1850A only These products comply with the Low Voltage Directive 73 23 EEC and the CE Marking Directive 93 68 EEC W Drury Executive VP Technology S ve i S Newtown Date 30 April 1998 This electronic drive product is intended to be used with an appropriate motor controller electrical protection components and other equipment to form a complete end product or system It must only be installed by a professional assembler who is familiar with requirements for safety and electromagnetic compatibility EMC The assembler is responsible for ensuring that the end product or system complies with all the relevant laws in the country where it is to be used Refer to the product manual or EMC data sheet for further information on EMC standards complied with by the product and guidelines for installation 4 Mentor Il User Guide www controltechniques com Issue Number 14 1 Features of Mentor Il 1 4 Mentor Il parameters Mentor II is equipped with a range of parameters designed to give the utmost flexibility of application to industrial requirements The parameters are arranged in menus as being the most convenient way of maki
138. ence RO Bi 2 1000 gt Monitors the value of the speed reference after it has bypassed or been modified by the ramp selected 02 02 Ramp enable RW 8 1 gt enabled If set to disable makes the post ramp speed reference 02 01 equal to the pre ramp speed reference 01 03 effectively bypassing the ramp functions Ramp hold RW Bit 2 gt 0 Holds the ramp output at its present value when set to 1 By using a programmable input to control this parameter the speed of the drive may be controlled from increase and decrease pushbuttons instead of a potentiometer or other continuously variable reference source Ramp disable over rides this feature Forward acceleration 1 AILES Forward deceleration 1 AUT Reverse deceleration 1 Aw Reverse acceleration 1 RW Uni 0 to 1999 gt 050 55 0 15 Defines the time taken to accelerate from rest to maximum full scale speed 01 03 1000 or to decelerate from this speed to rest as appropriate 50 www controltechniques com 41 28 Forward acceleration 2 Forward deceleration 2 RW Uni 2 0 to 1999 gt 100 10s 0 1s Alternative acceleration and deceleration ramp rates
139. ept that entering a Security Code will normally have to be the first action Any menu and any invisible parameter can be selected and its value displayed to read and to write when the correct security code has been entered Whenever the user returns to a menu between power on and power off the software immediately goes to the last parameter to have been selected in that menu This is convenient when making a series of adjustments to a particular group of parameters 8 1 5 Access to parameters Initially when the drive is first powered on and if Level 3 security is not set access to write is immediately available to a small group of the visible parameters refer to section 8 2 Security and the Overview Control Logic Diagram A If Level 3 security is set all parameters are protected at all times 31 www controltechniques com 8 1 6 Procedure The procedure for selecting and changing a parameter is shown in Figure 8 1 described in the following section and also on the keypad itself Figure 8 1 Adjustment of parameters and level 1 security SELECT required menu SELECT required parameter to xx 00 DATA display parameter value SET DATA to 149 PRESS MODE Parameter is accessible unless controlled by programmable input CHANGE v VALUE New value is active Parameter is RO or R W protected by Security Code R W protected Follow Security Procedure New value is LOST on power off parameter
140. erating Nominal ratings are affected by 1 The altitude of the installation Where the site is above 1000m 3200ft reduce the normal full load current by 1 0 for each additional 100m 320ft up to a maximum of 4000m 2 The ambient temperature Where the local ambient temperature is above 40 C 104 F derate by 1 5 per C up to 55 C 0 75 per F up to 131 F 4 1 7 Enclosure Ingress Protection Mentor II drives are constructed in accordance with European IPOO specification Mentor Il drives are suitable for mounting in NEMA ingress protected enclosures The drive must be protected against moisture and conductive contamination The drive is intended for use in pollution degree 2 environments Mentor Il User Guide Issue Number 14 4 2 Ratings 4 2 1 Current input and output Mentor is suitable in a circuit capable of delivering no more than 10000 RMS symmetrical amperes for M25 M210 and M25R M210R and 18000 RMS symmetrical amperes for M350 M825 and M350R M825R short circuit current 480V 10 maximum Maximum continuous current rating Drive type amp model Typical ratings Single Four at 400V at 500V Quadrant Quadrant armature armature input output kW HP HP Aac Adc M25R M45R M75R M105R M155R M210R M350R M420R M550R M700R M825R M900R M1200R M1850R
141. ero 1 zero speed Set if speed feedback 03 02 zero speed threshold 03 23 Refer to 10 01 and 10 02 EXE Armature voltage clamp active RO Bit f 0 or 1 gt 0 not active 1 clamp active Set when the armature voltage clamp is activated Prevents the voltage from increasing further Refer to 03 15 10 11 Phase rotation Bit f 0 or 1 gt 0 L1L3L2 1 L1L2L3 Rotation is detected from L1 L2 L3 NOTE Connection to E1 and E3 must also be correct refer to Figure 6 2 and Figure 6 3 1022 Drive healthy normal RO Bit 0 or 1 gt 1 Drive is powered up and has not tripped EXE Alarm I x t RO Bit 0 or 1 gt 0 no alarm condition present 1 alarm condition present impending sustained overload trip Indicates that the drive is in an overload condition and will eventually trip on sustained overload 10 18 if the overload condition is not removed The time taken to trip is dependent on the settings of 05 06 and 05 07 and on the magnitude of overload Visual indication that the alarm has been actuated is given by the Alarm LED flashing External signal also provided through status logic output ST3 to terminal TB2 17 provided that source parameter 09
142. ers data and other sources Data values are given here for the sake of the worked examples which follow Armature full load amps 67A e Armature voltage 500V DC Field current 1 85A Field voltage 300VDC M Base speed 1750rpm e Maximum permissible speed with weakening field 2500rpm The method of delivering speed feedback data to the drive various examples are considered below Worked examples 7 31 X Armature current Current limit Current limit is set in parameter 04 05 only if the drive is not regenerative and in both 04 05 and 04 06 if it is regenerative An M75 drive is rated at 75A full load current The default value 1000 of parameter 04 05 and 04 06 allows a maximum current limit of 150 of full load current which would be 1 5 x 75 112 5A Full load current for the selected motor is 67A and if its maximum current limit is 15096 which is normal the maximum current that it may experience is 100 5A Accordingly the drive must be adjusted to correspond or the motor will be damaged Calculate the ratio from Motor full load current _ 67 _ 9 gg Drive rating 75 The full scale value of the Current Limit parameters corresponding to 150 of full load current of the motor is 1000 The actual setting of the Current Limit parameters is therefore 1000 x 0 89 890 Set 04 05 890 If the drive system is regenerative Set 04 06 890 also Current resolution The rating of the selected drive is
143. erse at zero speedthreshold Reverse direction defined as follows When tachometer feedback selected terminal TB1 09 positive with respect to terminal TB1 10 When armature voltage feedback selected terminal A1 negative with respect to terminal A2 When encoder pulse tach feedback selected A channel lags B channel If 10 01 10 02 0 the motor is either stationary or running at zero speed threshold In this condition 10 09 1 and the Zero Speed LED illuminates on the keypad and RL2 is turned on if programmed to indicate zero speed IE Current limit RO Bit 0 or 1 gt 0 Drive not in current limit 1 Drive in current limit Indicates that the sum of the current demand 04 01 and the offset 04 09 is being limited by the current limit over ride 04 03 or by one of the bridge limits Mentor Il User Guide Issue Number 14 Bridge 1 enabled RO Bit 5 0 or 1 gt 0 disabled 1 Indicates that thyristor SCR bridge 1 the forward or positive bridge is being fired Does not necessarily indicate that the bridge is conducting since conduction depends on firing angle and operating conditions RO Bit 5 0 or 1 gt 0 disabled 1 enabled Indicates that thyristor SCR bridge 2 the reverse or negative bridge is being fired Does n
144. et eins 25 ENABLE function e 6 Enable standstill logic 38 60 Encoder pulse tachometer 5 26 29 30 101 Encoder digital 5 Encoder feedback scaling 36 52 Encoder adit 9 28 Extetnal trip ERE RR 43 76 101 Extra safe bridge change 38 61 F Fast transient burst 107 Feedback loss 43 74 76 101 Field control unit FXM5 seen 105 Field current 7 13 22 29 33 39 62 63 101 106 Field economy 5 eene 29 39 63 Field flux eO 7 Field eet 43 74 76 101 Field regulatot 2 ie pee eee 22 109 Field voltage reote t tee Der cn elie 7 Field weakening 2 5 29 30 108 Firing angle 7 8 38 39 58 64 101 Flash Stored s td eicere tea it teret 83 Four quadrant configuration 2 7 Fuse ratings etre cce rare o eit ee iere bue ts 10 Fusing Recommended Semiconductor FUSES 11 Mentor Il User Guide Issue Number 14 G Global addressing 104 Grounding 5 2 o
145. etection signals for maximum safety Run Permit Drive reset input for external control Input logic selectable active high or active low Circuit voltage 24V Provision for inputs from two encoders Run Forward and Run Reverse latched 6 6 5 Programmable outputs Terminal block TB2 Terminals 12 to 14 inclusive Analogue Terminals 15 to 19 inclusive Open collector digital Terminal block TB4 Terminals 34 to 36 inclusive Relay 6 6 6 Programmable inputs Terminal block TB1 Terminals 3 to 7 inclusive Terminal block TB3 Terminals 22 to 30 inclusive Digital Analogue 26 www controltechniques com 6 6 7 Encoder pulse tachometer Reference amp Feedback Channel A must lead channel B for forward rotation Connections for Encoder Serial Comms Reference Feedback PL2 PL4 SK3 PL3 1 OV OV OV isolated 2 NC Supply TX 3 A A RX 4 A A NC 5 B B NC 6 B B TX 7 NC NC RX 8 NC 9 C C NC 10 OV OV NOT SK3 PL3is connected in parallel with SK3 PL4is a 10 way header for the Reference Encoder SK3is a 9 way D type female socket for the Feedback Encoder Figure 6 9 Control connections 10V 10mA 10V 10mA G B1 P3 GP 100kin DAC 5mA max ST 100mA max Programmable F 10kinput impedance Relays 240V AC 2 2A gt Pull up resistor 2 5W 250 min Mentor Il User Guide Issue Number 14 7 Operating procedures 7 1 Keypad a
146. etween a reference and its feedback signal such as a dancer arm Each term is variable to allow the package to be adapted to any application Centre Wind Centre Wind allows Mentor to be tuned to the characteristics of both machine and process in coiling and uncoiling applications Spindle Orientation This is a control loop to hold the motor shaft in a selected fixed position for automatic tool changing on computer controlled machine tools Digital Speed amp Position Loop Provides precise control of speed and the ability to synchronise two shafts 11 2 MD29AN This card offers all the features of MD29 but with the addition of the CTNet distributed control network CTNet is a high performance network running at 5Mbits sec It requires no master controller and it offers full easy to configure cyclic data transfer and non cyclic peer peer data transfer of drive parameters and any other data 11 3 Interbus S MDIBS Dedicated Interbus S communications bus interface The MDIBS card does not offer MD29 programmability 11 4 Profibus DP MD24 Dedicated Profibus DP communications bus interface with a maximum speed of 1 5Mbits sec The MD24 card does not offer MD29 programmability Mentor Il User Guide Issue Number 14 11 5 DeviceNet MD25 Dedicated DeviceNet interface The MD25 card does not offer MD29 programmability 116 lO box Remote unit that can be connected to the MD29 card via a RS485 link T
147. f maximum speed After a short time delay the thyristor SCR firing is stopped also This prevents creep and is used in applications in which there is no requirement to maintain motor torque at standstill Refer also to 05 19 This parameter will need to be disabled if torque control is selected Setting 05 22 1 disables adaptive control When adaptive control is enabled default status the current loop employs two different algorithms one of which applies high gain in the discontinuous current region This is unsuitable for some applications such as non motor loads for which adaptive control should be disabled XEM Enable 1 quadrant series 12 pulse RW Bit Standstill mode RW Bit 0 or 1 gt 0 1 gt 0 disabled 05 19 0 Standstill logic is enabled after STOP command zero reference 05 19 1 Standstill logic enabled after STOP command only Setting 05 19 1 has the effect of not enabling the standstill logic when the stopping signal is given by the reference alone This condition therefore allows creep speeds shaft orientation and other functions which take place close to zero speed while preventing any creep after a STOP command www controltechniques com Enabling this function configures the drive to deliver normal and delayed firing pulses to two thyristor bridges from one
148. fla a CONTROL ww TECHNIQUES User Guide Mentor Il DC Drives 25A to 1850A output Part Number 0410 0013 14 Issue Number 14 www controltechniques com Safety Information Persons supervising and performing the electrical installation or maintenance of a drive and or an external Option Unit must be suitably qualified and competent in these duties They should be given the opportunity to study and if necessary to discuss this User Guide before work is started The voltages present in the drive and external option units are capable of inflicting a severe electric shock and may be lethal The Stop function of the drive does not remove dangerous voltages from the terminals of the drive and external Option Unit Mains supplies should be removed and left removed for a minimum of 2 minutes before any servicing work is performed The installation instructions should be adhered to Any questions or doubt should be referred to the supplier of the equipment It is the responsibility of the owner or user to ensure that the installation of the drive and external Option Unit and the way in which they are operated and maintained complies with the requirements of the Health and Safety at Work Act in the United Kingdom and applicable legislation and regulations and codes of practice in the UK or elsewhere The Stop and Start inputs of the drive should not be relied upon to ensure safety of personnel If a safety hazard could exist from unexpected starting
149. ges present in the supply cables the output cables and terminals the control power supply wiring and in certain internal parts of the drive are capable of causing severe electric shock and may be lethal 6 1 2 Electric Shock Risk Whenever the drive has been connected to the main AC supply system it must be DISCONNECTED and ISOLATED before any work is done that requires the removal of a cover A period of 2 minutes MUST elapse after isolation to allow the internal capacitors to discharge fully Until the discharge period has passed dangerous voltages may be present within the module Persons supervising and performing electrical installation or maintenance must be suitably qualified and competent in these duties and should be given the opportunity to study and to discuss if necessary this Users Guide before work is started 6 1 3 Ingress Protection The drive enclosure conforms to international enclosure specification IPOO and is suitable for mounting in NEMA rated enclosures It is necessary to consider the location of and access to the drive unit itself in the light of local safety CAUTION regulations applicable to the type of installation 6 1 4 Hazardous areas The application of variable speed drives of all types may invalidate the hazardous area certification Apparatus Group and or Temperature Class of Ex protected externally protected motors Approval and certification should
150. h the host Data drive status and the parameter set up can be read from the drive in any mode provided only that the drive is powered up and that the serial address and Baud rate are correctly set The following tables gives the terminal designations for the connector PL2 for both RS422 and RS232 communications links NID Oa AJOJN 10 3 Routing the serial communications cable A data communications cable should not run parallel to any power cables especially ones that connect drives to motors If parallel runs are unavoidable ensure a minimum spacing of 300mm 1 foot between the communications cable and the power cable Cables crossing one another at right angles are unlikely to give trouble The maximum cable length of a RS422 link is approximately 1 000 meters 4 000 feet 10 4 Termination When a multi drop RS422 network is used it is necessary to connect a 1200 resistor between the two receive lines of the last unit the bus i e the unit farthest away from the host Care must be taken to ensure that other units in the network do not have the resistor already fitted excessive signal loss will occur otherwise The termination resistor can be fitted between the two posts labelled R6 to the right of the 9 way D Type connector 10 5 Components of messages 10 5 1 Control characters To conform to the standard structure of a message the stages of a message are signalled by cont
151. he Box offers 8 digital inputs 8 digital outputs 5 analogue inputs and analogue outputs An additional 24 TTL digital I O ports are also available for connection of thumbwheel switches etc Additional hardware and software for the Mentor Il range of DC drives 1 5 Field Control Module 2 Software 11 7 Field control unit FXM5 Summary The FXM5 unit enables a Mentor II drive to operate a motor with a variable motor field under digital control Parameters in Menu 06 Field Control are provided as standard for use in conjunction with the FXM5 controller Parameter 06 11 scales the current as shown in the table on the next page The is suitable for motors with field current up to 20 amps and is installed externally to the drive unit It is suitable for retrofitting by the user on site if desired NOTE It is essential that links jumpers LK1 and LK2 on the Power Board MDA75 MDA75R MDA210 MDA210R or link LK1 on the MDA6 are cut before using the drive with FXM5 Field Control 105 www controltechniques com Figure 11 1 FXM5 dimensions MOUNTING HOLES 7mm 0 28in DIA psv bini DIMENSIONS mm in 112 5 4 43 250 9 84 176 6 93 162 6 38 150 5 91 112 4 41 225 8 86 F OQmmoou FXM5 unit Overall and mounting dimensions 11 7 1 5 start up data 11 7 8 Maximum field current digital control Mentor The maximum field current delivered by the FXM5 is determined by the number
152. he node address to be used by the MD25 DeviceNet 2 101 or 1941 gt 1940 IPSE DeviceNet data rate This parameter specifies the destination parameter for OUT polled channel 1 A mapping value of 1940 selects the MD25 DeviceNet control word as the destination parameter RW Int 2 0102 gt 0 LELES OUT channel 2 mapping This parameter specifes the data rate of the DeviceNet network RW Bit 14 03 Node status 5 101 1941 gt 118 o This parameter specifies the destination parameter for OUT cyclic R nt channel 2 f 1to 10 gt N A OUT channel 3 mapping Indicates the current operating status of the MD25 DeviceNet RW Bit Network status 2 101 or 1941 5 408 RW Int This parameter specifies the destination parameter for OUT cyclic hannel 3 2 11010 gt N A Eu Indicates the current operating status of the DeviceNet network Network loss trip enable RW Int 2 0102 gt 0 Set to 1 to enable the DeviceNet network loss trip LEES IN channel 1 mapping RW Int 2 101 to 1941 gt 1941 This parameter specifies the source parameter for
153. hich the speed error is multiplied to produce the correction term 6f x 03 10 256 where f supply frequency This term ensures zero speed error during steady state load conditions increasing the value increases the rate of recovery after a disturbance If the term is made too high speed tends to oscillate instead of settling quickly The optimum setting is the highest value possible before oscillation starts to occur Optimum speed loop performance is achieved by judicious combination of all three gains of the PID algorithm The integral term will be clamped if torque mode is selected or if the drive is in current limit Speed loop derivative gain Factor Encoder feedback scaling RW Uni 2 0 to 1999 gt 419 The value should be set to correspond with the maximum speed of the motor and with the number of lines per revolution of the encoder pulse tach To calculate the scale factor 6 ScaleFactor 150 107 Nxn where N PPR for the encoder pulse tachometer n max speed of motor in rpm Default value is determined on the basis of a 1024 line encoder pulse tach and a maximum speed of 1750rpm Maximum frequency for the encoder is 105kHz Maximum armature voltage RW Uni RW Uni 9 gt 0 0 to 1000 gt 600 V 2 010255
154. how the drive is connected to the system 1 Using method 1 for the main circuit if the capacitor network remains in circuit at all times when the field regulator is energised then some low cost radio frequency chokes Lp and Leo can be used refer to Figure 12 1 2 Using methods 1 or 2 if the field regulator is operated when the main suppression is not connected not illustrated in Figure 12 1 then a separate RFI filter is required The filter can be used as an alternative to RF chokes even if the main filter remains in circuit at all times NOTE Mentor drives rated above 210A are normally supplied with a bridge rectifier to provide a fixed field The field supply will still require filtering using either RF chokes or separate filter listed in the table The FXM5 external field controller rated at 20A may be filtered in a similar way using the appropriate rated components Refer to the Mentor II datasheet 12 5 Radiated emissions When installed in a standard steel enclosure according to EMC Installation Guidelines Figure 12 1the drive will meet the radiated emission limits required by the generic industrial emission standard EN50081 2 Compliance was achieved in tests using representative enclosures and following the guidelines given Every effort was made to ensure that the arrangements were robust enough to be effective despite the normal variations which will occur in practical installations However no warranty is
155. ill mode 0 or 1 Enable direct firing angle control 0 or 1 Enable bridge 2 lockout 0 or 1 Disable adaptive control 0 or 1 Enable 1 quadrant series 12 pulse Oor 1 Series 12 pulse operation 0 or 1 Parallel 12 pulse operation 0 or 1 Extra safe bridge change 0 or 1 Continuous autotune Oor 1 Reduced hysteresis for bridge changeover 0 or 1 38 Increased current feedback 0 or 1 www controltechniques com 9 Mentor User Guide Issue Number 14 8 5 7 Menu 06 Field control Description Default 06 01 Back emf 0 to 1000 RO 06 02 Field current demand 0 to 1000 RO 06 03 Field current feedback 0 to 1000 RO 06 04 Firing angle 261 to 1000 RO 06 05 IR compensation 2 output 1000 RO 06 06 IR compensation 2 0 to 255 RW 000 06 07 Back emf set point 0 to 1000 RW 1000 06 08 Maximum field current 1 0 to 1000 RW 1000 06 09 Maximum field current 2 0 to 1000 RW 500 06 10 Minimum field current 0 to 1000 RW 500 06 11 Field current feedback scaling 201 to 216 RW 204 06 12 Field economy timeout 0 to 255 RW 030 06 13 Enable field control Oor1 RW 0 06 14 Maximum field 2 selector Oor1 RW 0 06 15 Enable field economy timeout 1 RW 0 06 16 Field current loop integral gain O or 1 RW 1 06 17 Voltage loop integral gain O0 or 1 RW
156. ion of the external speed reference terminal TB1 3 through the programmable input 07 15 Reference 2 parameter 01 18 default 300 References 3 and 4 parameters 01 19 and 01 20 default to programmable inputs GP3 TB1 6 and GP4 TB1 7 respectively 49 www controltechniques com 8 6 2 Menu 02 Ramps The principal alternatives available for setting ramps are as follows 1 ramps at all bypassing the ramp functions 2 Aselection of forward and reverse ramps for normal run conditions and an optional separate ramp for inching The arrangement for selecting running ramps affords the maximum flexibility There are two possible ramp values available for each mode of operation eg forward accelerations 1 and 2 forward decelerations 1 and 2 and so on A common ramp selector allows switching between the two groups all the 1s or all the 2s In addition it is possible to change ramps 1 and 2 of any quadrant within the common selection Ramp selectors may be controlled by any of the programmable digital inputs To activate the inch ramp a select signal is required from 01 13 in addition to the enable function 02 13 The ramp operation can be interrupted by the ramp hold parameter which holds the ramp output at its present value when set to 1 Ramp disable over rides this feature The value of the speed reference signal after the ramp is monitored by the post ramp reference Au Post ramp refer
157. irem edet ated 14 19 109 H Hard speed reference 12222111 36 53 Heatsink overtemperature 43 75 101 Heatsink temperature 40 65 ali 9 Eee t ote te 29 101 rh eet ae re RUE HERE 107 Inch forwards oie 25 41 68 70 Inch reverse nette eee 25 41 68 70 Ingress Protection 9 15 19 Input phase rotation 2 5 Instantaneous trip uio it t etr eere 43 74 Integral gains eian decere Rte 29 Interbus S 5 105 Invisible parameters 2 0 20 1 5 81 RETREAT 105 IR compensation 33 36 39 51 52 62 IF dEOOD 36 53 J J1 jumper locatio c i teo ipe dette 63 K Keypad ueniet pe 7 27 L EU ee ates 43 75 LING uie nore 13 108 109 LOSSCS UR ue Rn UR 13 M Mains AC power dip ride through 44 78 MD24 PROFIBUS DP eese 86 MD25 DeviceNet eeepc eds 87 MD29 dt eft tute 77 105 MDAG high 2 78 MD IBS INTERBUS 88 Menu 00 User library
158. is Motor max field current _ 1 85 x1000 925 Field range 2 00 Field weakening Since field weakening is not employed in this particular example set 06 07 1000 default For details of settings and calculations for field weakening please refer to section 7 3 4 Field weakening Field economy For applications which involve the drive being at zero speed no load i e motor stopped but on stand by for periods in the duty cycle provision is made to economise on the field current The user can set the value of the reduced field current parameter 06 09 and the period of time before field current is reduced parameter 06 12 To employ field economy the following settings are required Field Economy Time out Enable set 06 15 1 Field economy current Suppose the chosen value of the reduced field current is 0 5A Motor reduced field current 0 5 ALT 27 Motor max field current 1 85 1000 5 Set 06 09 270 Test the effect by temporarily setting the Field Economy Time out 06 12 to 2 seconds 06 12 2 Disable the drive and monitor the current value at parameter 06 03 Two seconds after the drive is disabled 06 03 will be seen to reduce to the selected value of 06 09 Internal field regulator If Mentor II is supplied with the Internal Field Regulator field economy is under automatic control of the software and an external field ON OFF control switch Figure 6 2 and Figure 6 3 is not required Link out jumper
159. isplays the revision number of the software installed in Processor 1 For example version 4 10 0 is displayed as 410 data w Processor 2 software version indow RO Uni 0 to 1000 gt Reserved for processor 2 special application software MD29 option PCB Level 3 security code RW Uni 0 to 255 gt 149 If this parameter is changed to any value other than 0 149 and stored the value set must be entered into parameter 0 to return the drive to its as delivered state Level 1 or Level 2 security must then be used in the normal way If 11 17 is set 0 all parameters are freely read write accessible without the need to enter a security code To store set parameter 00 1 and press RESET Boot up parameter RW Uni 0 to 1999 gt 000 Used for setting the parameter displayed at the keypad at power on Serial programmable source RW Uni 1999 gt 000 Defines an output or input parameter when serial mode 2 or 3 is selected Refer to 11 13 um Serial scaling RW Uni 5 0 to 1999 gt 1000 Scales the input data in serial mode 3 Refer to 11 13 www controltechniques com 77
160. l 1000 Speed loop Proportional gain 0 to 255 Speed loop Integral gain 0 to 255 Speed loop Derivative gain 0 to 255 Digital feedback selector 1 AN analogue feedback selector O or 1 Encoder feedback scaling 0 to 1999 419 Maximum armature voltage 0 to 1000 600 Maximum speed scaling rpm 0 to 1999 1750 IR Compensation 0 to 255 000 Hard speed reference 1000 07 11 Hard speed reference selector Oor 1 IR droop selector Oor 1 Ramp output selector Oor 1 Speed offset fine 0 to 255 Zero speed threshold 0 to 255 Derivative term source 1103 Speed error filter 0 to 255 Tachogenerator Input 1000 Reserved Proportional gain x4 Oor 1 36 Speed loop gains 8 Oor 1 www controltechniques com Mentor Il User Guide Issue Number 14 8 5 5 Menu 04 Current selection and limits Description Current demand 1000 Default Final current demand 1000 Over riding current limit 1000 Current limit taper start point 0 to 1000 Current limit Bridge 1 0 to 1000 Current limit Bridge 2 0 to 1000 Current limit 2 0 to 1000 Torque reference 1000 Current offset 1000 Current limit bridge 2 selector Oor 1 Current offset selector Oor 1 Mode bit 0 Oor 1
161. l flash The data display shows a mnemonic to indicate the reason for the trip The last four trip codes are stored in parameters 10 25 through to 10 28 and are available for interrogation unaffected by power down up cycles The data stored in these parameters is updated only by the next trip event NOTE In the event of any trip all RO parameter values are frozen and remain so for interrogation while the cause of the fault is investigated To enter parameter adjustment mode from the trip mode press any of the five adjustment keys To re enter trip mode go to Menu 00 and press LEFT key NOTE If the trip persists contact your supplier Attempts to repair the drive may invalidate the warranty Mentor Il User Guide Issue Number 14 www controltechniques com Indicates an MD29 fault Refer to the MD29 Users Guide Trip codes in numerical order MD29 fault Hardware fault Phase sequence External trip External power supply Current control loop open circuit Serial communications link interface loss Field overcurrent Overheat Field on Feedback reversal Field loss Feedback loss Supply loss Armature overcurrent Ix t trip Thermistor thermal switch Processor 1 watchdog Power supply Armature open circuit Processor 2 watchdog EEprom failure 101 10 Serial communications The control circuits are iso
162. l factor the enclosure can be smaller if a ventilating fan is used to exchange air between the inside and the outside of the enclosure To calculate the volume of ventilating air V the following formula is used 3 1P Ti Tamp Where V is the required air flow in m h To find the ventilation required for an M210 drive P 400W Ti 409C for Mentor II drives Tamp 25 C for example Then _ 8 1x 400 3 1 3 1 V 25 83m h 2930ft h 7 15 www controltechniques com Figure 5 3 M25 R to M210 R drive dimensions NOTE The diagram shows terminals A1 and A2 for FOUR QUADRANT drives only For SINGLE QUADRANT drives the locations of A1 and A2 are REVERSED AIR FLOW Unit Dimensions mm in 250 9 84 370 14 57 112 4 41 197 7 76 40 1 58 30 1 18 For M25 to M75R C 150mm 5 91 in For M105 to M210R C 195mm 7 68in Earth ground terminal I4 PL TERMINALS CUT OUT amp DRILLING PATTERN i XB i gt A1 A2 FOR THROUGH PANEL MOUNTING XC Terminal M 1 Di 3 mensions Through Panel mm in Mounting 30 1 18 Dimensions Cut out 60 2 36 110 4 33 drilling 220 8 66 100 3 94 pattern 115 4 53 Sr 42 5 1 67 en eda 360 14 17 4 holes 245 9 65 M6 1 4in Q Q Q Q Q Q Q P Q P Q P TERMINALS L1 L2 L3 M8 stud DRILLING PATTERNS E ERR A1 i FOR SURFACE MOUNTING an art groun drilled for M8 Y
163. l times when working with or adjacent to the drive Specific warnings are given at the relevant places in this User Guide 2 3 System design and safety of personnel The drive is intended as a component for professional incorporation into complete equipment or a system If installed incorrectly the drive may present a safety hazard The drive uses high voltages and currents and is used to control equipment which can cause injury Close attention is required to the electrical installation and the system design to avoid hazards either in normal operation or in the event of equipment malfunction System design installation commissioning and maintenance must be carried out by personnel who have the necessary training and experience They must read this safety information and this User Guide carefully The STOP and ENABLE functions of the drive do not isolate dangerous voltages from the output of the drive or from any external option unit The supply must be disconnected by an approved electrical isolation device before gaining access to the electrical connections Careful consideration must be given to the functions of the drive which might result in a hazard either through their intended behaviour or through incorrect operation due to a fault In any application where a malfunction of the drive or its control system could lead to or allow damage loss or injury a risk analysis must be carried out and where necessary further measures
164. lated from the power circuits in the drive by basic insulation only The installer must ensure that the external control circuits are insulated from human contact by at least one layer of insulation rated for use at the WARNING AC supply voltage If the control circuits are to be connected to other circuits classified as Safety Extra Low Voltage SELV e g toa personal computer an additional isolating barrier must be included in order to maintain the SELV classification A communications interface is standard in all Mentor drives It is a machine machine interface enabling one or more drives to be used in systems controlled by a host such as a process logic controller PLC or computer Mentor II drives can be directly controlled their operating configuration can be altered and their status can be interrogated by such a host and continuously monitored by data logging equipment The communication port of the drive unit is the connector PL2 Figure 6 5 on page 22 The standard connection is the RS422 Protocol is ANSI x 3 28 2 5 A4 as standard for industrial interfaces Connections The serial communications interface is made available on the 9 Way D Type connector labelled PL2 on the MDA2B card This connector provides standard RS422 interfacing The Mentor drive is equivalent to two unit loads therefore up to 15 drives may be connected to a host controller before the use of repeaters is necess
165. ld control unit FXM5 on page 105 fora maximum field current of 20A The minimum value of current demand to prevent excessive field weakening for example with overhauling loads Field current feedback scaling RW Uni Field economy timeout RW Uni gt 030 5 201 to 216 gt 204 Parameter 06 11 permits the user to apply a scaling factor to the current feedback Output is the value 06 03 The max current rating is 2A or 8A according to the position of link jumper J1 2 010255 Permits the drive to be configured to select maximum field 2 reduced setting automatically after the drive has been disabled for a period in seconds defined by the value chosen for this parameter Provided so that the windings do not overheat if the drive is stopped and the motor ventilation is switched off or to maintain a reduced level of field current to prevent condensation when the motor is not in use RW Bit f 0 or 1 gt 0 disabled RW Bit 2 0 or 1 gt 0 disabled J1 position 06 11 setting amps max 2A 201 0 5 2A 202 1 0 2A 203 1 5 2A 204 2 0 8A 205 2 5 8A 206 3 0 8A 207 3 5 8A 208 4 0 8A 209 4 5 8A 210 5 0 8A 211 5 5 8A 212 6 0 8A 213
166. le to disperse heat To find the effective heat conducting area The values of the variables appropriate to the above specification are 400W losses NOTE It is essential to include any other heat generating equipment in the value for PI Ti 40 C for all Mentor II drives Tamb 25 k 5 5 typical value for 2mm 0 1in sheet steel painted 400 2 2 A 4 85 521 e amp 5 40 25 find the dimensions of the enclosure If an enclosure is to be fabricated to suit the installation there is a free choice of dimensions Alternatively it may be decided to choose an enclosure from a range of standard products Either way it is important to take into account the dimensions of the drive and the minimum clearance of 100mm 4in round it Figure 5 1 The procedure is to estimate two of the dimensions the height and depth for example then calculate the third and finally check that it allows adequate internal clearance The effective heat conducting area of an enclosure as illustrated in Figure 5 2 located on the floor and against one wall is Ae 2AB BC Where A is the enclosure height B is the depth front to back C is the width Mentor Il User Guide Issue Number 14 Suppose the enclosure height A is 2 2m 7ft 3in and the depth B is 0 6m 2ft as a first estimate The actual figures chosen in practice will be guided by available space perhaps or standard enclosure sizes
167. lications Menu 1 Applications Menu 2 8 3 2 References in brackets xx xx in the Default column indicate parameters which default to other parameters Parameters names range amp default values Parameters shown in bold type are those which are freely accessible ONLY immediately after power on Parameters at the end of each menu list in italic type are invisible Refer to section 8 1 Adjustment of parameters and section 8 2 Security gt default value range of values Units are shown in the bottom right cell 34 Mentor User Guide www controltechniques com Issue Number 14 8 5 1 Menu 00 User library refer to Menu 11 Contains ten parameters 00 01 to 00 10 The user sets parameters 11 01 to 11 10 to any parameter numbers most often required or used These can then be accessed directly through the corresponding numbers 00 01 to 00 10 avoiding the need to call up different menus 8 5 2 Menu 01 Speed reference selection of source and limits Description Default Pre offset speed reference 1000 Post offset speed reference 1000 Pre ramp reference 1000 Offset 1000 Inch reference 1000 Maximum speed forward 0 to 1000 Minimum speed forward 0 to 1000 Minimum speed reverse 1000 to 0 Maximum speed reverse 4Q 1000 to 0 1Q 1000 to 0 Bipolar reference selector 4Q O or 1 1Q Oori Reference ON 0 or 1 Reverse selector 0 or 1 Inch selector 0 or 1 Refere
168. ling Maximum armature voltage Maximum speed scaling rpm IR compensation limit Bridge 1 limit Bridge 2 Maximum current scaled IR compensation 2 Back emf set point Maximum field current 1 Minimum field current and 11 01 to 11 10 User Menu 00 Of the rest of the parameters e RO parameters are accessible to read RW parameters are read only until a Level 1 security code is entered Mentor Il User Guide Issue Number 14 8 2 2 Level 1 security to access the visible RW parameters Figure 8 1 DOWN to set index to zero Press MODE UP or DOWN to write 149 in data Level 1 security code Press MODE Visible RW parameters are now accessible to write new values 8 2 3 Level 2 security to access the invisible RW parameters UP or DOWN to set index to zero Press MODE DOWN to write 200 in data Level 2 security code Press MODE All RW parameters are now accessible to write new values RO parameters can be read 8 2 44 To enable and inhibit free access to ALL parameters To cancel security Power on DOWN to set index to zero Press MODE UP or DOWN to write 200 in data Level 2 security code Press MODE e LEFT or RIGHT plus UP or DOWN to set index to 11 17 Press MODE DOWN to write 0 If the parameters are now Saved refer to section To Save the value s written on page 32 there is n
169. loop becomes active so that the gains are not increased when the field is weakened This function does not operate when the drives are set up in serial 12 pulse Mentor Il User Guide Issue Number 14 If the drive is being used with a motor with a high inductance armature such as elevator motors the current feedback burden resistors can be increased by a factor of 1 6 times to increase the current feedback signal This improves the current control at low levels of current It is necessary to set this bit parameter if the burdens have been increased so that the software allow the current limits to remain unchanged Setting this parameter affects 05 15 so that it does not have to be set close to it s maximum value of 255 when continuous conduction occurs at very low currents The autotune routines have been modified to take this into account 61 www controltechniques com 8 6 6 Menu 06 Field control The Mentor II is equipped with field control as part of the on board Software If a motor is being used with an uncontrolled fixed field supply this menu does not apply Provision is made for programming two selectable values of maximum field current Further the lower value of maximum field current can be controlled by a programmable timer so that when the drive is not running the field can be switched automatically to economy mode The resulting field current demand is summed algebraically with the field current feedback to
170. ly made zero so that the speed error becomes negative Both torque demand and speed error being negative decelerating torque is applied For an uncoiler the offset 01 04 should be set just slightly negative so that there is a negative speed error at zero speed Negative speed error is necessary to produce a negative torque to maintain tension at zero speed As the line speed reference increases 03 01 becomes positive A suitable scaling of the input should be applied such that 03 01 is always greater than the speed feedback thus maintaining a positive speed error 03 06 Since the speed feedback is positive zero speed is automatically selected whenever the torque demand is negative normal operation but if the torque demand becomes positive then the value of 03 01 becomes the speed demand and accelerating torque is allowed provided that the reel speed is not greater than 03 01 For coiler uncoiler applications line speed reference corresponds to reel speed at minimum diameter Figure 8 4 03 06 ve 03 06 ve Decelerating torque Coiler decelerating Negative torque demand 03 01 gt 0 the speed feedback being positive 55 www controltechniques com Figure 8 5 Accelerating 93 96 ve 03 06 ve torque Normal running Uncoiler accelerating Positive torque demand 03 01 is at set value Negative torque demand at speed 03 01 gt 0 automatically to maintain tension
171. n an overload trip condition or is integrating in the x t region Motor speed zero speed threshold programmable Motor running forward Motor running in reverse Alarm flashing Zero speed Run forward Run reverse Bridge 1 Output bridge 1 is enabled Output bridge 2 is enabled Bridge 2 Inactive in 1 quad drives At speed Motor running at the speed demanded by the speed reference Current limit Drive running and delivering maximum permitted current 27 www controltechniques com 7 2 Setting up to run Install the drive and make electrical power and control connections in accordance with Chapter 8 Parameter Set and Figure 6 2 Figure 6 3 and Figure 6 8 Before attempting to run the drive there are further connections and settings some optional to make or to be considered These are summarized below Action Reference Preset the link jumper LK1 and section 7 2 1 switches Preset the adjustable potentiometer if tachogenerator tachometer feedback selected section 7 2 2 Adjust operating parameters as appropriate to the application section 8 1 Adjustment of parameters on page 31 Autotune current loop parameter 05 09 Adjust field feedback scaling parameter 06 11 section 8 2 Security on Allocate security code optional page 33 7 2 4 Links jumpers and switches The links LK1 and LK2 jumpers and switch blocks are located on PCB MDA2
172. nalogue input The first is a 12 bit analogue input which is normally used as the speed reference input refer to Menu 01 Diagram B but can alternatively be programmed to any real RW but not integer destination High accuracy is achieved by voltage to frequency conversion The terminal can be programmed as a voltage input or as a current loop input with options 0 20mA 20 0mA 4 20mA or 20 4mA The second group provides a flexible means for scaling and assigning destinations to the four general purpose inputs GP1 GP2 GP3 and GP4 all of which are 10 bit resolution Finally three analogue outputs via digital to analogue DAC converters feature programmable source parameters and scaling Speed reference input RO Bi 2 31000 gt Displays the value of the analogue speed demand at terminal TB1 03 or master encoder pulse tach reference via PL4 and after scaling by 07 24 dependent on reference mode being selected by 07 25 YANES RMS input voltage RO Uni 2 0 to 1000 gt V Monitors the value of the voltage applied to line input terminals L1 L2 L3 the thyristor SCR stack supply RO Bi 3 1000 gt Displays the value of the analogue signal applied to terminal TB1 04 Heatsink temperature RO Uni 2 0 to 1000 c C
173. nce after it has bypassed or been modified by the ramps and or by the hard speed reference 03 18 and speed offset fine 03 22 It is the speed reference which is presented to the speed control loop of the drive via the speed summation point Speed feedback RO Bi 1000 gt Monitors the value of the speed feedback derived from one of the following three sources encoder pulse tach tachogenerator tachometer or armature voltage The selection is controlled by 03 12 and 03 13 The value is used for the closed loop speed control of the motor Scaling of the encoder pulse tach signal is set by 03 14 and of the armature voltage feedback is controlled by the setting of maximum armature voltage 03 15 A potentiometer is provided for scaling the tachogenerator tachometer feedback signal The speed feedback 03 02 is summed with the final speed demand 03 01 at the speed loop summation point XA NE Speed feedback rpm RO Bi 2 1999 gt rpm Scaled value of motor speed feedback for external information OKAIT SE Armature voltage RO Bi 2 1000 gt V Mentor Il User Guide Issue Number 14 ETE IR Compensation output RO Bi 2 31000 gt The result of selected value of IR compensation 03 17 acting on the speed lo
174. nce selector 1 Oor 1 Reference selector 2 Oor 1 Zero reference interlock Oor 1 Reference 1 1000 07 15 Reference 2 1000 300 Reference 3 1000 07 13 Reference 4 1000 07 14 8 5 3 Menu 02 Acceleration and deceleration ramps Number Description Default Post ramp reference 1000 Ramp enable 0 or 1 Ramp hold 0 or 1 Forward acceleration 1 0 to 1999 Forward deceleration 1 0 to 1999 Reverse deceleration 1 0 to 1999 0 to 1999 Reverse acceleration 1 0 to 1999 0 to 1999 Forward acceleration 2 0 to 1999 Forward deceleration 2 0 to 1999 Reverse deceleration 2 0 to 1999 0 to 1999 Reverse acceleration 2 0 to 1999 0 to 1999 Inch ramp rate 0 to 1999 Enable inch ramp 0 or 1 Forward acceleration selector 0 or 1 Forward deceleration selector 0 or 1 Reverse deceleration selector 0 or 1 Reverse acceleration selector 0 or 1 Common ramp selector 0 or 1 Ramp scaling x 10 0 or 1 Mentor Il User Guide 35 Issue Number 14 www controltechniques com 8 5 4 Menu 03 Speed feedback selection and speed loop Description Final speed demand 1000 Default Speed feedback 1000 Speed feedback rpm 1999 Armature voltage 1000 IR Compensation output 1000 Speed error 1000 Speed loop output 1000 Speed error integra
175. nd displays 711 Keypad Figure 7 1 Keypad MEN TOR Digital DC Drive INSTRUCTIONS ADJUST MENU The keypad serves two purposes 1 It allows the operator to configure the drive to match particular applications and to change its behavior in a variety of ways for example by altering the times of acceleration and deceleration presetting levels of protection and so on Subject to safety considerations adjustments may be made with the drive running or stopped If running the drive will respond immediately to the new setting 2 It provides full information about the settings and the operational status of the drive and extensive diagnostic information if the drive trips For parameter adjustment the keypad has five keys Figure 8 1 Use the LEFT or RIGHT keys to select a Menu functional group of parameters The menu number appears to the left of the decimal point in the Index window Use the UP or DOWN keys to select a Parameter from the chosen menu The parameter number appears to the right of the decimal point in the Index window and the value of the chosen parameter appears in the Data window Press the MODE key once to access the displayed parameter value for adjustment The value flashes if access is permitted Use the UP or DOWN keys to adjust the value To adjust rapidly press and hold a key Press the MODE key again to exit from the adjustment mode
176. ng access easy and quick for the user Within each menu those parameters which are needed only for customization of the drive for the more complex applications have been 1 8 Control All analogue and most digital inputs configurable by the user for specific applications PID speed loop algorithm Provision for encoder inputs for position control On board provision for tachogenerator tachometer calibration Programmable control of field weakening Phase sequence and phase loss detection Software includes current loop self tuning algorithm Menu driven parameter structure made invisible that is they are normally inaccessible except through Drive returns to last parameter adjusted in each menu high level security access With low level security access invisible e User defined menu for quick access to most used parameters parameters do not appear in the digital display This arrangement has the effect of reducing the apparent size of the 1 9 menus for greater convenience in normal use and ensuring the maximum protection for the parameters which are specially set up for a particular application or process Speed resolution Combined resolution Armature volts 0 83V Tachogenerator tachometer Tachogenerator tachometer Analogue 0 025 Encoder 0 035 1 3 Output Digital 0 1 Encoder 0 11 Encoder Encoder Absolute Reference Feedback Analogue 0 025 1 2 Supply phase sequence Loss of one or more
177. ng loads when the selected speed feedback is the armature voltage IR compensation is a positive feedback and may give rise to instability if set too high Furthermore modern laminated frame motors have typically a rising load speed characteristic which is unsuited to armature voltage feedback with IR compensation IR compensation is more suited to compound wound motors with a flat not rising load speed characteristic The integral of the speed error is used as the input to IR compensation rather than current feedback because it is the most smooth of the variables in speed control the value of the speed error integral is the Mentor Il User Guide Issue Number 14 steady state value of current demand Hard speed reference RW Bi 2 1000 gt 07 11 Speed reference fed into the speed loop without passing through the ramps Hard speed reference selector RW Bit 2 0 or 1 gt 0 If 03 19 is set to 1 and Ref ON 01 11 1 the Hard Speed reference 3 18 is added at the speed loop summation point IR droop selector RW Bit 0 or 1 gt 0 If 03 20 1 when using armature voltage as the speed feedback speed will decrease as load increases A typical application for example is a mechanical blanking press fitted with a heavy flywheel Applying IR d
178. nt M25R M45R M75R M105R M155 M210 155 M210R M350 M350R M420 M550 M420R M550R M700 M825 M700R M825R A wj N M900 M1200 M1850 M900R M1200R M1850R NOTE Supply voltages for ventilation fans are as follows Type of Ventilation 1 Natural convection 2 Forced ventilation M155 M210 24V internally supplied 3 Forced ventilation M350 M825 110V 220V dual voltage single phase 4 Forced ventilation M900 M1850 415V AC three phase 12 Mentor Il User Guide www controltechniques com Issue Number 14 4 2 4 Losses Losses are equivalent to 0 5 of drive rated output across the range The following table lists the losses in kW and HP for all models at 400 V armature voltage Drive type amp model Typical motor ratings Single Four Quadrant Quadrant M1200R M1850R The field rectifier is protected by fuses FS1 FS2 FS3 on the power boards Before attempting to replace fuses FS1 FS2 FS3 the supply voltages must be removed from the drive and left removed for at least 2 minutes 4 2 5 Recommended line reactors To avoid electrical interference and dl dt stress do not operate without line reactors The following table gives typical values to achieve a notch depth of 50 Where a specific notch depth is require
179. nt taper 1 slope RW Uni f 0 to 255 gt 000 Sets the rate of change of armature current limit with respect to speed in either direction of rotation above the threshold set by 04 20 Scaling factor Refer to Figure 8 6 Al 04 22 128 x 8 6 04 20 04 21 Calculations of current taper gradients 1 amp 2 Refer to text parameters 04 22 and 04 23 Mentor Il User Guide Issue Number 14 Current taper 2 slope RW Uni 2 0 to 255 gt 000 Sets the rate of change of armature I limit with respect to speed in either direction of rotation above the threshold set by 04 21 Scaling factor Refer to Figure 8 6 Al 04 23 128 x An IPAE Taper threshold 1 exceeded RO Bit 2 O or 1 gt 0 Set to 1 when the threshold set point of 04 20 is exceeded XEM Taper threshold 2 exceeded RO Bit 2 0 or 1 gt 0 Set to 1 when the threshold set point of 04 21 is exceeded Mentor User Guide Issue Number 14 www controltechniques com 57 8 6 5 Menu 05 Current loop This is the final stage in the processing of the speed and torque references and feedbacks to determine the final firing angle signal The normal principal input is the final current demand which is subject to the slew rate limit summed alg
180. o protection for ANY parameter To reinstate security Repeat the procedure in section 8 2 4 but make parameter 11 17 149 and Save refer to section To Save the value s written on page 32 8 2 5 Level 3 security An additional private security code Level 3 is available to the user The code is user programmable from 1 to 255 EXCEPT 149 the Level 1 code If applied the effect is to prevent access to all parameters until the Level 3 code has been entered prior to entering the Level 1 or Level 2 code To assign a Level 3 security code number e Power up e UP or DOWN to set index to zero Press MODE UP or DOWN to write 200 in data Level 2 security code Press MODE e LEFT or RIGHT plus UP or DOWN to set index to 11 17 Data display shows 149 Press MODE UP or DOWN to write any 3 digit number from 1 to 255 in data excluding 149 theLevel 1 security code Press MODE Save refer to section To Save the value s written on page 32 There is now no access to any parameter not even to read only until the assigned Level 3 code has been entered 33 www controltechniques com Level 3 Security access 8 4 Mentor parameters that cannot be LEFT or RIGHT plus UP or DOWN to set index to zero controlled by analogue input Press MODE UP or DOWN to write the assigned code number in data Level ALL read only parameters security code ALL bit parameters Pre
181. ocessor and with software which is configured by the parameters written to it by the user The parameters cover every significant factor related to motor performance so that the user can set the drive up to meet the application requirements exactly Further parameters are provided for communications security and other 2 1 operational functions REVERSE FORWARD BRAKING DRIVE 3 5 Menus The number of parameters is large but understanding of them and access to them have been greatly facilitated by arranging them in menus each menu covering a particular logical or functional grouping An overview of the control logic system of the drive and a graphical representation of each individual menu will be found in the set of logic diagrams at the end of Chapter 8 Parameter Set REVERSE FORWARD DRIVE BRAKING 3 4 3 6 Serial communications Current Torque The serial communications link interface with which the Mentor II drive Voltage emf M l is equipped is a significant feature in relation to operation within an Speed industrial process application For example external programmable process logic controllers PLCs can be set up with access to the whole or part of the drive logic enabling the setting of parameters to be Figure 3 5 Typical arrangement for dynamic resistive braking of a changed virtually instantaneously to suit different stages of a duty cycle single ended DC drive or different operating conditions in the process
182. op integral output 03 06 Speed error RO Bi 2 31000 gt The result of the summation of the final soeed demand and the speed feedback after filtering UKAE Speed loop output RO Bi 1000 gt Output of the PID speed loop which becomes current demand menu 04 03 08 Speed error integral RO Bi 2 31000 gt The integrated value of the speed error 03 06 used as input to the IR compensation calculation when using armature voltage feedback AVF Speed loop proportional gain RW Uni Hs 0 to 255 gt 080 The factor by which the speed error is multiplied to produce the correction term ValueOf03 09 8 Increasing this value increases both the system damping and the transient speed response and if made too high for a given load the system will become unstable The optimum setting is the highest value possible before instability starts to occur Optimum speed loop performance is achieved by judicious combination of all three gains of the PID algorithm See 03 28 to increase the speed loop proportional gain by a factor of 4 Factor 51 www controltechniques com EXE Speed loop integral gain RW Uni 2 010 255 gt 040 The factor by w
183. ot necessarily indicate that the bridge is conducting since conduction depends on firing angle and operating conditions LIURES Electrical phase back RO Bit 0 or 1 gt 0 firing pulses not phased back 1 firing pulses phased back at standstill Indicates that the firing pulses are being phased back by the action of the standstill function Refer to 05 18 and 05 19 I d At speed RO Bit 5 0 or 1 gt 0 Drive not at speed 1 Drive at speed Indicates that the drive has attained set speed post ramp reference 02 01 pre ramp reference 01 03 and also that comparison of final speed demand 03 01 with speed feedback 03 02 results in a speed error of lt 1 5 of maximum speed External signal also provided through open collector output ST2 to terminal TB2 16 if source parameter 09 13 is at default setting RO Bit 5 0 or 1 gt 0 motor not overspeeding 1 motor over speed Indicates that the speed feedback 03 02 gt 1000 that is the speed is out of range suggesting that the motor is being mechanically driven faster than the maximum speed of the drive This function is a monitor only and does not initiate a trip signal 73 www controltechniques com ETE Zero speed RO Bit f 0 or 1 gt 0 speed not z
184. produce a current error which is the input to the field current loop The output of the field current loop is the firing angle subject to the front endstop limit The field current can alternatively be controlled directly by either of the maximum field parameters 06 08 and 06 09 via a programmable input or by application software and there is a facility for direct control of the firing angle useful for diagnosis Field current demand is the output of the back emf voltage loop subject to programmed maximum and minimum field current values The voltage loop compares the calculated back emf value with a programmed set point which is used as factor in determining field current demand The voltage loop output and consequently the field current demand is maximum when the calculated back emf is less than the setpoint value When the calculated value exceeds the set point value at base speed the voltage loop reduces the field current demand to regulate the calculated back emf to the set point value Alternatively the user may wish not to use the voltage loop but to enter a current demand directly The user can set two maximum field current parameter values In this mode the value of the back emf set point should be set to maximum such that the voltage loop always demands maximum field current The current demand is then the selected maximum field current parameter RO Uni 2 0 to 1000 gt
185. purpose GP1 GP2 GP4 Analogue inputs Yes 3 18 4 08 1 19 1 20 8 Motor thermistor thermal See 10 21 Analogue input No 9 Tachogenerator tachometer negative See 3 26 Analogue input No 10 Tachogenerator tachometer positive OV Analogue input No TB2 11 Current 6 6 Vdc 150 of larm Analogue output No 12 DAC1 Analogue output Yes 2 01 13 DAC2 Analogue output Yes 3 02 14 DAC3 Analogue output Yes 3 04 o ST1 2 3 4 5 Open collector outputs Yes 2 20 OV No TB3 21 F1 Run permit Digital input No 22 F2 Inch reverse Digital input Yes 0 23 F3 Inch forward Digital input Yes 0 24 F4 RUN reverse latched Digital input Yes 0 25 F5 RUN forward latched Digital input Yes 0 n F6 7 8 9 10 Digital inputs Yes 0 TB4 31 ENABLE Digital input No 32 RESET See 10 35 Digital input No 33 24V relay supply No 34 Pole Relay output ST6 Yes 10 09 35 Normally closed contact Relay output ST6 Yes 10 09 36 Normally open contact Relay output ST6 Yes 10 09 37 Pole Drive ready relay No 38 Normally closed contact Drive ready relay No 39 Normally open contact Drive ready relay No 40 OV No PL5 Function Function Function 1 10V 11 F1 2 10V F2 3 Speed ref F3 4 GP1 F4 5 GP2 F5 6 GP3 F6 7 GP4 F7 8 Pe F8 9 NC F9 10 oV F10 ENABLE RESET External 24V OV PL5 corresponds to terminals TB1 2 3 and 4 except for the tachogenerator and relay terminals Mentor User Guide 25 Issue Number 14 www controltechniques com 6 6 Terminals classified
186. r If necessary an electric forced vent fan should be used The values of the motor parameters set in the drive affect the protection of the motor The default values in the drive should not be relied upon 2 7 Adjusting parameters Some parameters have a profound effect on the operation of the drive They must not be altered without careful consideration of the impact on the controlled system Measures must be taken to prevent unwanted changes due to error or tampering Mentor Il User Guide Issue Number 14 3 Introduction Mentor II is the latest family of advanced fully microprocessor controlled DC variable speed industrial drives The range of output current is from 25A to 1850A All sizes share control monitoring protection and serial communications features All units are available alternatively in either single ended or four quadrant configuration Single ended drives provide forward run operation only Four quadrant drives are fully reversible Both types offer comprehensive control of motor speed and or torque the four quadrant drives providing full control in both directions of rotation Operating parameters are selected and changed either at the keypad or through the serial communications link interface Access for writing or changing parameter values can be protected by the three level security code system 3 1 DC motor control The functions of a DC motor which must be controllable for practical use are the speed
187. r four quadrant motor response is fundamentally a function of voltage output which is a function of the firing angle of the thyristor SCR bridge and this can be controlled precisely The quality of the response obtained from the motor is therefore dependent on the ability of the drive logic to receive interpret and process a complete range of data concerning the state of the motor and the desired state Some of this data may be from external sources such as the speed reference demand torque reference motor speed feed back and so on some are derived internally by the drive logic itself for ZK ZN V V VY example output voltage and current and the demand condition of the logic system at various stages The logic system requires a set of instructions to allow it to undertake the process of interrogation processing and signal generation to control thyristor SCR firing The instructions are provided in the form of data A ANZ V 57 broken down into individual values or parameters for the user to provide in accordance with the particular operations required for the motor application The behavior of the drive in terms of any given industrial application is a function of the information it receives for processing from user written and internally monitored parameter values Figure 3 4 The four quadrants of the DC motor torque speed diagram For this reason the Mentor II drive is equipped with a dedicated micropr
188. rating The maximum output current in amps is scaled by this parameter This does not have any effect on the motor protection The setting for 05 05 is calculated as follows 05 05 SD if Imax gt 1999 05 05 Imax if 200A lt Imax lt 1999A 05 05 Imax X 10 if Imax lt 200A XEM Overload threshold RW Uni 2 0 to 1000 gt 700 Sets the threshold of armature current feedback beyond which the current time overload protection begins to integrate NOTE To disable the overload trip parameter 05 07 and 05 08 should be set to This parameter is factory set to 667 Overload integrating time heating RW Uni 05 07 2 0 to 255 gt 030 S Integrating time for 05 06 For use in conjunction with 05 08 such that 05 07 05 08 1000 05 06 Time t to trip is t 05 07 x Oe 01 05 06 Refer also to Menu 10 parameter 10 18 NOTE To disable the overload trip parameter 05 07 and 05 08 should be set to 0 Mentor Il User Guide Issue Number 14 05 08 Overload integrating time cooling RW Uni gt 050 5 0521 Actual overload RO Uni gt 2 0 to 255 Integrating time for 05 06 For use in conjunction with 05 07 such that 05 07 05 08 1000 05 06 05 0
189. rnally between the phases and ground This would typically be by using MOVs varistors One possible arrangement is shown in Figure 6 4 Figure 6 4 Overvoltage suppression Line reactors Vdc 7 0 9 Vac Figure 6 6 Regulation of field current with Vdc 110V The AC voltage rating of the MOVs can be up to 550V This is suitable for all supply voltages up to 660V 10 Ensure that the MOVs are rated for surge currents of at least 3kA for the standard surge 1 2 50us voltage or 8 20us current The wires to the MOVs should be short e g less than 6in 15cm to avoid additional over voltage caused by wiring inductance with the fast rising current MOVs approved by a safety agency such as UL are recommended and in some regions this is essential for legal or insurance reasons 6 2 3 Overvoltage category and voltage surge suppression The Mentor II drive contains comprehensive voltage surge suppression and co ordinated electrical spacings It is resistant to surges of 4kV between lines and from lines to ground The 480V version of the drive may be connected to a supply system of overvoltage category Ill as specified in IEC664 1 This means that it is suitable for permanent connection to any power system other than an outdoor installation For outdoor installation it is recommended that additional overvoltage protection be provided Transformer The 525V and 660V versions may be connected to a supply system of Secondary voltage
190. rol characters Each character has a specific meaning a standard abbreviation and is transmitted and received in ASCII code If a message is initiated from a keyboard the control characters are keyed by holding the Control key down while making a single letter keystroke Of the 32 control characters in the ASCII set the seven in the following table are used in Mentor II serial communications Mentor Il User Guide Issue Number 14 Table 10 1 Control characters in Mentor Il drives ASCII code HEX Keyedas Character Control Meaning Reset or Now hear this or End of Transmission Enquiry interrogating the drive Start of text End of text Acknowledge message accepted Backspace go to previous parameter Negative acknowledge message not understood 10 5 2 Serial address Each drive is given an identity or address parameter 11 11 so that only the drive that is concerned will respond For security the format is that each digit of the two digit drive address is repeated thus the address of drive number 23 is sent as four characters 2 2 3 3 The serial address follows immediately after the first control character of the message 10 5 3 Parameter identification For transmission by serial link interface parameters are identified by the four digits representing the menu and the parameter number but without the decimal point which is used in the text of this Guide for clarity
191. rol input from terminal TB3 21 and indicates status This input performs an over riding drive stop function in speed control mode as follows The input must be active in order that the drive can start If the input becomes inactive 08 01 causes the pre ramp reference 01 03 to be set to zero The drive will stop unless 02 03 ramp hold is active 08 02 F2 input inch reverse RO Bit 2 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 22 and indicates status The drive will respond to this input as inch reverse command only if the external logic controls are enabled 08 21 0 Also its function is freely programmable input inch forward RO Bit 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 23 and indicates status The drive will respond to this input as inch forward command only if the external logic controls are enabled 08 21 0 Also its function is freely programmable input run reverse RO Bit 0 or 1 gt 0 input not active 1 input active Monitors the control input from terminal TB3 24 and indicates status The drive will respond to this input as run reverse command only if the external logic controls are enabled 08 21
192. roop prevents the drive from delivering a sudden increase of current at the moment of impact sudden increase of torque demand It is better that the drive should deliver energy to the flywheel during the whole operating cycle rather than mostly at the moment of impact AME Ramp output selector RW Bit amp 0 or 1 c 1 When 03 21 1 Ramp output is added at the speed loop summation point Speed offset fine RW Uni 2 0 to 255 gt 128 Used as a fine trim on the speed reference signal to correct or introduce a small offset A value of 0 gives an offset of 8 units the default value gives zero offset and a value of 255 gives an offset of 8 units Zero speed threshold RW Uni 0 to 255 gt 16 The threshold may be adjusted to any value up to 25 5 of maximum speed Refer also to 10 09 Mentor Il User Guide Issue Number 14 RW Uni 2 1 20r3 E 1 The derivative term of the PID in the speed loop may use one of three Sources 1 Speed error 03 06 Damping changes in speed demand and feedback 2 Speed reference 03 01 Velocity feed forward 3 Speed feedback 03 02 Damping on feedback only feedback forcing Speed error filter RW Uni
193. s Drive Centre Copyright January 2006 Control Techniques Drives Ltd Issue Number 14 Contents Declaration of Conformity 4 86 Advanced parameter descriptions Menu 1 Speed reference sess 1 Features of Mentor ll 5 Menu 02 ees unten reel 11 Mentor Il parameters eene 5 de Bs e 2 dm dios loop E Ab 5 Menu 05 Gurtent 00 D MULJUL Menu 06 Field control BR BO 1 4 Speed feedback 5 Menu 07 Analogue inputs amp outputs 1 5 Speed reference 5 Menu 08 Digital 1 6 Serial communications interface 5 Menu 09 Status outputs 1 7 Current feedback 5 Menu 10 Status logie candi Menu 11 Miscellaneous 1 8 GOO oio E EEE erc eet Mete aon 5 Menu 12 Programmable thresholds 1 9 Speed resolution 5 Menu 13 Digital lock 2 Safety Information 6 pu 2 1 Warnings Cautions and Notes 6 MD24 PROFIBUS DP set up 2 2 Electrical safety general warning 6 MD25 Devi
194. s change dependant on what option module is fitted For details refer to Section 8 6 16 MD24 PROFIBUS DP set up on page 86 e Section 8 6 17 MD25 DeviceNet set up on page 87 e section 8 6 18 MD IBS INTERBUS set up on page 88 Menu 11 Miscellaneous User defined menu Parameters 11 01 through to 11 10 define the parameters in the user defined Menu 00 For example if the user wishes parameter 00 01 to display speed in rpm 03 03 parameter 11 01 corresponding to 00 01 should be set to 303 Parameters 11 09 through to 11 10 are shared and have functions associated with the MD29 PCB Refer to the MD29 User Guide Serial address RW Uni 2 01099 gt 001 Defines the unique address of a drive when several are connected to common serial bus in a multidrop application If set to 100 the value is taken as 99 Baud rate RW Bit 2 001 gt 0 Two Baud rates are available for the communications interface with the standard drives Enter the setting number appropriate to the required Baud rate as shown A drive reset is required before the setting takes effect RW Uni 2 1104 gt 001 Defines the mode of operation of the serial port There are four modes Enter the setting number appropriate to the required mode as shown Mode Setting ANSI proto
195. s set up as a mains healthy AC power normal input when parameter 11 24 1 When set up in this way if the voltage on terminal TB1 5 GP2 falls below the 1 V threshold the drive disables firing immediately and shuts the display off to reduce power consumption When the drive detects that the supply has been established for 40mS it will reset and restart provided that the appropriate RUN and ENABLE commands are still present The drive will typically take 340ms to restart after a mains dip www controltechniques com IN4007 22k External circuit for mains AC power dip input Bridge 2 With software version V4 2 0 and earlier the drive healthy relay would At speed change state to indicate a fault if the drive detected a mains dip Mentor Il User Guide Issue Number 14 8 6 12 Menu 12 Programmable thresholds Threshold 1 exceeded Threshold 2 hysteresis RO Bit RW Uni 2 0 or 1 gt 0 to 255 gt 002 0 healthy normal 1 threshold exceeded IPAE Threshold 2 exceeded lt gt Invert threshold 2 output RW Bit RO Bit 0 or 1 gt 2 0 or 1 gt 0 healthy normal 1 threshold exceeded Threshold 1 source lt gt 0
196. s where the internal field supply is not used or is switched off when the drive is not running Disable feedback loss trip RW Bit Oor1 gt 0 0 feedback loss enabled Prevents the drive from tripping when speed feedback loss is detected for example in certain load sharing applications and in applications which do not involve motors such as battery charging and other electrolytic processes IE Disable supply or phase loss trip RW Bit 2 0 or 1 gt 0 0 supply phase loss enabled Prevents the drive from tripping when supply or supply phase loss is detected allowing the drive to ride through brief supply interruptions LUKE Disable motor overtemperature trip RW Bit 3 0 or 1 gt 1 1 motor overtemperature trip disabled Prevents the drive from tripping when motor temperature sensor input changes to high resistance for example when motor overtemperature protection is used in the alarm mode or to achieve a line normal stop J Oo www controltechniques com 10 33 Disable heatsink overtemperature trip RW Bit 2 0 or 1 gt 0 0 heatsink overtemperature trip enabled Prevents the drive from tripping when heatsink temperature sensor detects a temperature greater than 100 C for example when th
197. ss MODE ALL parameters which have a range of 0 255 The user now has access through Level 1 and Level 2 Security one or In addition other of which has to be entered next 2 02 to 2 12 83 Index of parameters 2 3 16 The Index of Parameters lists the sixteen Menus followed by the basic 621 data for each parameter of the Mentor 1 Parameter Set listed menu by 7 08 to 7 23 menu For detailed descriptions of parameters please refer to section 8 12 to 8 20 8 6 d ter descriptions on page 48 dis 9 07 9 09 9 13 9 15 9 19 9 21 9 23 9 25 11 01 to 11 10 11 18 11 19 11 20 8 3 1 Menus list 12 03 12 07 12 08 12 12 15 01 to 15 05 User Menu to give fast access to the most used parameters 15 60 15 61 15 62 15 63 Speed Reference selection of source and limits 16 01 to 16 05 Acceleration and Deceleration Ramps E i Parameter ription Speed Feedback Selection and Speed Loop 8 5 am ele desc pt ons EN Current selection and limits IEEE used in the following parameter descriptions are as Current Loop RW Read Write Field Control RO Read Only Analogue Inputs and Outputs Bit Two state only parameter 0 or 1 Loa inputs Bi Bipolar can have positive and negative values 9 Uni Unipolar can have positive values only Status Outputs Int Integer Status Logic amp Fault Information Miscellaneous Symbols used in the parameter descriptions are as follows Programmable Thresholds Digital Lock MD29 System Set up App
198. t loop gains to keep the current loop performance optimised in the case of varying load conditions 30 www controltechniques com 7 3 6 User defined parameters Although the following parameter settings are optional it is desirable to set them because doing so allows the user to view various critical drive values without having to run through several menu sets to find them All are collected together in Menu 00 Parameter Drive quantity Setting Accessed at 11 01 Armature voltage 03 04 00 01 11 02 Armature current 05 02 00 02 11 03 Motor rpm 03 03 00 03 11 04 Speed reference 01 02 00 04 11 05 AC line voltage 07 06 00 05 A direct armature current reading can be read on parameter 05 02 if 05 05 is set with the appropriate scale factor Using the same figures as before for an M75 drive in this instance the setting would be 150 of 75A 05 05 113 As for the motor and drive configuration parameters perform a Save parameter values procedure before disconnecting the drive refer to section To Save the value s written on page 32 Mentor Il User Guide Issue Number 14 8 Parameter Set Index to sections 8 1 Adjustment of parameters 8 2 Security 8 3 Index of parameters 8 4 Descriptions of parameters Menu 01 Speed Reference Menu 02 Ramps Menu 03 Feedback Selection amp Speed Loop Menu 04 Current Selection amp Limits Menu 05 Current Loop Menu 06 Field Control Menu 07 Analogue I O
199. taken to reduce the risk for example an over speed protection device in case of failure of the speed control or a fail safe mechanical brake in case of loss of motor braking 2 4 Environmental limits Instructions in this User Guide regarding transport storage installation and use of the drive must be complied with including the specified environmental limits Drives must not be subjected to excessive physical force 2 5 Compliance with regulations The installer is responsible for complying with all relevant regulations such as national wiring regulations accident prevention regulations and electromagnetic compatibility EMC regulations Particular attention must be given to the cross sectional areas of conductors the selection of fuses or other protection and protective earth ground connections This User Guide contains instruction for achieving compliance with specific EMC standards www controltechniques com Within the European Union all machinery in which this product is used must comply with the following directives 98 37 EC Safety of machinery 89 336 EEC Electromagnetic Compatibility 2 6 Motor Ensure the motor is installed in accordance with the manufacturer s recommendations Ensure the motor shaft is not exposed Do not exceed the motor maximum speed rating Low speeds may cause the motor to overheat because the cooling fan becomes less effective The motor should be fitted with a protection thermisto
200. taper 1 threshold 37 56 Current taper 2 37 57 Current taper 2 threshold 37 56 Cut out and drilling pattern 16 D 25 40 65 66 i 25 40 65 66 PUR ERAI 25 40 65 66 Data Reading 3E cT 104 ee aia nest ted 103 Data field enia ee 103 Default settings a eene rnt 32 34 Default values niente eene e 29 34 omues ur niet doe riter nre oett 9 DeviceNet MD25 ivii iirinn aiao ns 105 Diagnostic procedures iigiin iaeei 101 31 45 80 100 Digital speed deeem 105 Direct firing angle control 2 22 2 2212 39 60 Disable normal LED functions 44 78 Disable normal logic functions 41 69 Discontinuous integral gain 38 59 DisplaySs 5 ertt rede ibo eite neat Eure 27 DPE program winnie i Riese cs 82 85 Drive ready relay 25 26 59 E Earthing s er te ER Exec ces ime ERI te ie 19 109 Electromagnetic Compatibility EMC 6 107 Electrostatic discharge seeeeeenene 107 ENABEE e Hore a
201. ter is selectable to 5V 12V or 15V by means of the red DIP switch on PCB MDA2B Refer to Figure 6 8 This supply can deliver 300mA It is not isolated from the drive Transmission line terminating resistors should be installed on the mounting pillars stand offs provided at the lower left hand corner of the PCB Figure 6 8 These resistors help to prevent line reflections and to reduce noise pick up into the differential receiver on the drive When an encoder pulse tachometer is employed the P and gains should be adjusted to the following suggested values as a starting point 03 09 15 03 10 5 Mentor Il User Guide Issue Number 14 Connection of the marker pulses is only necessary if the drive is being used in an application which requires position control such as digital lock or spindle orientation If marker pulses are used then the encoder must have 1024 pulses per revolution 7 3 3 Field current First enable the Field Controller Set parameter 06 13 1 Current range The Mentor Il M75 provides for a field current range of either 2A maximum or 8A please refer to the table in the description of parameter 06 11 In the example chosen the maximum field current is 1 85A This is gt 1 5A and 2A Set 06 11 204 to select the correct range Maximum field current The full scale value of the Max Field Current parameter 06 08 is 1000 The maximum field current of the chosen example is 1 85A The setting for parameter 06 08
202. th the drive must be fitted with appropriate suppression otherwise the immunity of the drive may be exceeded Standard EN 61000 4 2 Type of immunity Electrostatic discharge Test specification 6kV contact discharge 8kV air discharge Application Module enclosure Level 3 industrial IEC 801 3 Radio frequency radiated field 10V m prior to modulation 27 1000MHz 8096 AM 1kHz modulation reduce to 3V m for 87 108MHz Module enclosure Level 3 industrial ENV 50140 Radio frequency 10V m prior to modulation Module enclosure Level 3 radiated field 80 1000MHz 8096 AM 1kHz modulation reduce to 3V m for 87 108MHz industrial Conducted radio frequency ENV 50141 0 15 80MHz 10V prior to modulation 80 AM 1kHz modulation Level 3 industrial Control and power lines EN 61000 4 4 Fast transient burst 5 50ns 2kV transient at 5kHz repetition frequency via coupling clamp Level 4 industrial harsh Control lines 5 50ns 2kV transient at 5kHz repetition frequency by direct injection Level 3 industrial Power lines 50082 1 Generic immunity standard for the residential commercial and light industrial environment Complies EN50082 2 Calls up basic standards marked Generic immunity standard for the industrial environment Complies EN61800 3 IEC61800 3 immunity requirements Mentor Il User Gui
203. that connect to the control card Back plate Enclosure Alternatively an encoder may be used for speed feedback 110 Mentor Il User Guide www controltechniques com Issue Number 14 Alternative location of fuses E 42 01 LINE RFI filter LOAD E 92 Line reactors Alternatively an RFI filter shown above can be used refer to the EMC data sheet Lg Lez Some applications Drive may require a DC fuse in the armature MDA 2B A1 Control card circuit Refer to the Mentor User Guide A2 Example Optional MD29 card L connections using a DIN rail connector terminal RF chokes for the field regulator 1 2 F2 100mm 4 Bond the armour or shield to the back plate If the enclosure construction permits you may instead bond the armour or shield to the enclosure at the cable entry point Refer to Radiated emissions in the EMC Data Sheet ee LI Alternative safety ground 1 muumummmmmmmmy connections for the motor Mentor Il User Guide Issue Number 14 gt Refer to the Data Sheet for information on the following Line to ground capacitors and discharge resistors Line reactors RF chokes for the field regulator RFI filters If an option
204. the torque delivered and the direction of rotation Speed is proportional to armature back emf and inversely proportional to field flux Torque is proportional to armature current and field flux Direction of rotation is simply a matter of the relative polarities of the armature and field voltages It follows that it is necessary to control 1 The armature voltage back emf is a component of armature voltage Thus assuming the field to be constant control of armature voltage provides complete control of speed up to the point where the voltage reaches the maximum value for which the armature is designed Armature current is also a function of armature voltage so that within the speed range up to maximum voltage torque is controlled by voltage also Provided that the field is fully excited the availability of maximum torque is normally maintained from zero speed up to armature voltage maximum base speed 2 The field voltage this determines the field current and in consequence field flux If field voltage can be varied independently of the armature voltage speed can be increased at full power full armature voltage beyond the point where the applied armature voltage and current are at maximum Since torque is directly proportional to field flux maximum torque is reduced if speed is increased by weakening the field Basically therefore a variable speed DC drive is a means of controlling the voltage applied to the armature of the motor
205. tions menus These menus are free for use by any application program within a MD29 RO variable 1 to 5 RO Bi RO variable 1 to 5 RW Bi 3 1999 gt 1999 gt Real RW variable 1 to 5 Real RW variable 1 to 5 RW Bi 2 1999 gt 000 2 1999 gt 000 Integer RW variable 1 to 10 Integer RW variable 1 to 10 RW Uni 2 010 255 gt 000 RM 5 0 to 255 gt 000 Bit variable 1 to 16 Bit variable 1 to 16 RW Bit 2 0 or 1 gt 0 RW Bit 2 0 or 1 gt 0 Real RW not saved in NVRAM Real RW not saved in NVRAM RW Bit 2 010 1999 gt 0 RW Bit Cannot be set by keypad 0 1999 gt 0 Cannot be set by keypad 84 Mentor Il User Guide www controltechniques com Issue Number 14 Special parameters in menu 15 15 60 Ratio 1 wide integer RW Uni 2 0 to 65535 gt 000 This parameter is the equivalent of parameters 15 16 and 15 17
206. ts equivalent decimal value exceeds 31 As the ASCII characters from hex 00 to 1F are used only for control codes the BCC has to exceed the value of 31 decimal Whenever the XOR produces a decimal equivalent number less than 32 32 is added Thus in the previous XOR example 010 1100 44 decimal so that the BCC is the character 44 for which the ASCII character is Thus the complete message to set the speed of drive number 14 say to 47 6 in reverse is as shown in the example message on the previous page 10 11 Using Mentor on a network with other CT drives Unlike some other Control Techniques products such as the Unidrive or the MD29 card the Mentor does not support the group addressing feature It is important therefore that when a Mentor is on the same network as drives that do support group addressing the drive address defined in parameter 11 11 must not have a zero in it in other words choose an address of 11 or greater and exclude the numbers 20 30 40 etc This will ensure that messages sent to the Mentor are not accidentally recognised by other drives as being group commands 10 42 Global addressing The Mentor II drive also supports the use of global addressing This is where a message can be broadcast to all drives on the network to use this the controller will send its message to address 00 Note that when global addressing is used the drives will not respond to any command messages Mentor User Gui
207. tuning NOTE The following procedure is optional and for most general applications is not required However if optimum dynamic response is desirable the current loop which is the innermost control loop must be set up to enable the outer control loop such as the speed loop to function correctly The dynamics of the current loop are principally a function of the electrical characteristics of any particular motor The Mentor has a built in self tuning procedure First the motor rotor must be locked or the field disconnected to allow the drive to inject armature current and determine the electrical characteristics of the armature The rotor must not be allowed to rotate during the self tuning procedure Normally if the field is disconnected the rotor of a shunt wound motor will not move Mentor II units from M25 through to M210 contain an internal field regulator and do not require the field to be disconnected Self tuning procedure 1 Power up the drive 2 Set parameter 00 200 to satisfy security 3 Set 05 09 1 4 Enable the drive connect terminal TB4 31 to 5 Perform a Save parameter values procedure before disconnecting the drive The parameters affected by the self tuning procedure are 05 12 to 05 15 For the save procedure refer to section To Save the value s written on page 32 6 The drive also has the facility to carry out a continuous autotune by setting parameter 05 27 which will adjust the curren
208. urrent peak gt 2 x max current according to the burden resistor installed has occurred The result is that firing pulses are immediately suppressed shutting the drive down Mentor Il User Guide Issue Number 14 1018 Sustained overload RO Bit f 0 or 1 gt 0 sustained overload not detected 1 sustained overload detected Indicates that current feedback 05 01 has exceeded the overload threshold 05 06 for a length of time determined by the overload time values 05 07 and 05 08 integrated with the magnitude of the overload the conventional x t function When the current exceeds the overload threshold the excess integrates with time causing the value of the actual overload 05 11 to increase Conversely if the current falls below the threshold during integration the value of 05 11 falls towards zero The rate of integration is set by 05 07 when the current is gt threshold and by 05 08 when the current is lt threshold The rate of integration is the trip time with full scale overload 05 01 1000 This function imitates the behavior of a thermal relay and simulates the thermal characteristic of a motor Processor 1 watchdog RO Bit 0 or 1 gt 0 healthy normal 1 In normal operation of the drive the watchdog timer is reset periodically by Processor 1 as a check that the processor an
209. ven if called Mentor User Guide Issue Number 14 up These are the parameters required for fine tuning a drive to operate for example in a process system usually in conjunction with one or more other drives of the same or different type 8 1 2 Visible and invisible parameters Visible parameters both RO and RW are always available to read when the drive is powered on Visible RW parameters are normally protected by one or more levels of security and cannot be changed until the correct codes have been entered This is Level 1 security unless and until a higher level code is set Invisible parameters always require Level 2 security code and will require Level 3 if set With the correct code s invisible RO parameters are accessible to read and invisible RW parameters are accessible to write Visible and invisible parameters are distinguished in the text and in the control logic diagrams for Menus 1 to 9 and 12 Visible parameter numbers are in plain typeface e g 01 01 and invisible parameters in italics e g 01 01 8 1 3 Organization Parameters are organized into functionally related sets menus so that access to any individual parameter is logical and quick The menus are listed at the beginning of Section 8 2 8 1 4 Adjustment Any menu and any visible parameter can be selected and will display its value to read without need for a Security Code The procedure is the same if a parameter value is to be changed exc

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