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VSC 2000 User`s Manual

1. aaue ooo aaa aaa aaa aaaa ea aaazaacaazana 0 SeELOUTPUTECLAMP DO bote toccata 100 Set OUTPUT CLAMP eee aaa aaa aaa aaa aa aaa aaa aa aaa aaa aaa zaaaaaa a aaaaaaaazazaace 0 Select a FEED FORWARD VARIABLE reference ZERO Enable Disable EXTERNAL OPEN CLOSE as required Disabled Enable Disable OUTPUT INVERSION eeeaaaaaa aaa aaaaace es Disabled 4 Tuning CAUTION The following steps are applicable in most cases however in some cases running the controller system without defined limits must be done with caution in case excessive speeds result in hazardous conditions or damage 4 1 With the drive in MANual mode open loop run the system at a known operating 4 2 Setpoint and verify that the Process Variable PV transducer feedback signal is at the correct level for this operating Setpoint For example if you set 50 speed the PV signal from the transducer should represent 50 e g 5 volts for a 0 to 10 volt signal or 12 mA for a 4 to 20 mA signal etc If not you may need to adjust the Span Zero on the transducer or use scaling resistors for the transducer signal Also use selections available for ANALOG INPUTS such as Minimum Maximum and Signal Condition to setup INPUT 2 If possible operate the system at the maximum safe operating point and verify that the Process Variable signal is now at the expected level for this operating
2. cecceeeeeeeeeneeeseeeeeeeaeeeenaeeeeeeeesaeeeeeeeseaeeeeaas 27 Feedback 7 7 ian DEFINITION OF PID SETTINGS RZE OG Ao 29 TOI Figure 1 The diagram shows the structure of the PID controller implemented in the VSC 2000 PID controllers also referred to as Three Term controllers are used to stabilize and or regulate a process at a desired operating point PID controllers do this by sampling a measured process quantity Process Variable Feedback and then calculate an error signal using the required process set point Setpoint Source The error signal is then used to drive the process until the operating point is equivalent to the set point Using the VSC 2000 frame work the PID controller implements a Three Term controller whose features include e Adjustable Integrator anti windup e Adjustable Integrator preset e Adjustable Output saturation e Selectable Setpoint and Feed Forward Input signals e Accessible PID controller signals e Input Output signal spanning e Process variable UNDER and OVER Alarm For a complete description of PID variables and settings see Definition of PID Settings IMO2000F User s Manual 23 VSC 2000 User s Manual PID Specifications PID Controller PID Specifications Display e CCS LCD back lit display e Display variables Set point Variable Process Variable Bar Graph e Each Variable has up to 4 digits e Custom units and display scaling e Meter readout display
3. 1 if it is enabled k pis ai Razy SASZ kiy si SAUN PRA ki ante lt i w Reverse enable 0 Disable Enable _ Configures the Essential Services status in the selected drive s The lt pin gt field is Drive stopping Coast to Ramp to z Brake the access code that permits enabling of Essential Services mode Refer to the stop stop Users Manual for the pin access code The lt status gt field is 0 to disable Essential Dynamic braking ki NE Services and 1 to enable it Power fail trip Disable Enable Command Response reset e1 lt cr gt lt source gt lt speed gt lt cr gt lt lf gt r Thermal trip 4 Disable Enable Retrieves the Essential Services setting from the selected drive Two responses are Thermal device t pe j Ebe A MN possible 1 Returns PRE lt speed gt the speed in Hz for the internal OVERRIDE CCS speed pot in Disable Enable PRESET 2 Returns IN2 for the external speed reference on ANALOG INPUT 2 AUTO No speed value is returned for IN2 since this is an external reference CCS stop button 7 e Ene Command Response in AUTO Sets the Essential Services Override Preset speed setting in the selected drive S ATE The two fields must be supplied in the format described previously Motorised pot 8 58 mote mode Command Respenss e1IN2 lt cr gt lt cr gt lt lf gt W ice a A E Sets the Essential Services speed reference in the selected drive s to ANALOG readouts INPUT 2
4. VSC 2000 User Manual VSC 2000 User s Manual Table of contents Section Page SAFETY VARNING EE ccc et te are AND PORZ ANA ROEE ew A OWE NON R OD PO AR AO O EAZA 1 RECENING ST A eee A A AE e NN RZA AARONA RAP A PRON ORO Z e ete na 1 FIRMWARE ABPLE ABLE dere tee ie etat pa ta an ee ete e ARRAS RR tet dada NE en e n EA PY A ate va OR arate n tia cement e n SPRA 1 COMPREHENSIVE CONTROL STATION CCS OPERATION DISABLING THE CCS TOUCH SCREEN eee e 2 DATA ENTRY VIA THE CCS EINEARISING THE CES TOUCH SCREEN wi deran NMR AN AAA O a a e teers e SE R REA pe WA a mat e e ee A art 2 SAR VR e AN E EY A Ye do W e et ne arene ee ace ems NEA NN ZANA 3 USINSTWEMENUSNSTEMEGO a RONA Re n e A APN RE PASA RE PEPE NE NAN Ete SON NE OO NU ke SE ee Mae e e RAPA n RON a RS WE 3 GCSMENU ANBEX EE RANO NA ARA R NA ARR ORNE ARA A ROR ee A SA ee 4 SENP ee E K ek ae NEA RAI ANIE cha se uc NANO ORAN IANA AREN RANA A AAAA AAA R O RAS A CRA 5 DU SE 24 p EN OE CEWCE 5 COMPLETE SETUR a E NANA ANON ONAR NANA A 6 ae B el gt PA NE 23 VSCZOBOCOMMUNIEAWNONSZNS cee eee ce tee Se a a Ete cS yc SN 31 Safety Warning Your VSC 2000 must not be used as a safety device especially in applications such as cranes and hoists It must be applied installed and operated in a safe manner Zener Electric Pty Ltd denies all responsibility for damage and or injuries caused by operating the VSC 2000 in a way that does not entirely conform to the above Receiving Ins
5. VSC 2000 COMMUNICATIONS Computer Interface 2 wire RS 485 multi point 4 wire RS 485 point to point or multi point Introduction Bit rates 19200 bits second 9600 bits second This manual describes how to achieve remote computer control of the VSC 2000 4800 bits second features and operations via a serial communications link 2400 bits second The VSC 2000 uses the RS 485 physical layer interface standard This allows up to 31 Data formats no parity 8 data bits 1 stop bit VSC 2000 drives to be connected on a single communication cable This connection is even parity 7 data bits 1 stop bit referred to as multi point or party line wiring schemes odd parity 7 data bits 1 stop bit General purpose computers with serial communication ports are mostly of the RS 232 Interface Terminals 1 TX transmitter data positive physical layer interface type In order to achieve communications to the VSC 2000 a isolated circuits 2 TX transmitter data negative RS 232 to RS 485 converter is required An alternative is to install a RS 485 option 3 RX receiver data positive card directly in your computer 4 RX receiver data negative RS 232 is a single ended unbalanced specification where signal transmission is 9 USP COM signal common done over a single cable conductor and the receiver compares each signal to circuit 6 SCN screen chassis earth common This arrangement makes RS 232 susceptible to transmission errors due to com
6. e Clamp indication Messages Analog Input e Two Analog Inputs with range 0 5V O 10V 0 20mA or 4 20mA e One input is available for Process Variable Input signal while the other is available for Set Point or Feed Forward signal e Adjustable span e Reverse acting settable e Single ended earth referenced or differential Analog Output e One 0 5V 0 10V O 20mA or 4 20mA output is available e Galvanically isolated to 42 Vdc e Note Second output is available with an optional extended features card fitted e Available outputs include PROCESS VARIABLE PID I SIGNAL PID OUTPUT e Adjustable span IMO2000F Digital Output e Two relay outputs as standard and up to 4 Digital outputs with an optional Extended Features card fitted e Referenced to 24V and digital common e Outputs include PID SATURATION PID OUTPUT SATURATION PV OVER ALARM PV UNDER ALARM Proportional Band e Adjustable range 0 999 9 Integral Time e Adjustable range 0 05 19 99 seconds per repeat Derivative Time e Adjustable range 0 25 5 00 seconds Integrator Clamp e Adjustable range 100 of maximum frequency setting e Clamp indication message on display PID Output Inversion e simple inversion by enabling a menu feature Output Clamp e Adjustable range 100 of maximum frequency setting e Clamp indication message on display Set Point Input e Selectable from Control terminals
7. A Bipolar Signal allows the VSC 2000 to be controlled in forward or reverse direction with a continuous input signal that passes through a leve To save the changes and exit Signal Condition press the SIGNAL CONDITION button or the Exit button Available Choices REVERSE ACTING Available Choices ENABLE DISABLE The VSC 2000 is shipped with Reverse Acting Input Signal disabled Enable it by pressing the appropriate button When Reverse Acting is enabled a minimum input signal will cause the VSC 2000 to run at Maximum Speed and a maximum input signal will cause it to run at Minimum Speed To save the changes and exit Reverse Acting press the REVERSE ACTING button or the Exit button IMO2000F Complete Setup Cont BIPOLAR SIGNAL Available Choices ENABLE DISABLE This feature operates in a way that an analog input value in the middle of the selected range causes the VSC 2000 to stay at zero speed e g 2 5V for a O to 5V range or Max Min 2 when minimum and maximum values have been set An input of Maximum causes it to run at Maximum Speed in the Forward direction and an input of Minimum causes it to run at Maximum Speed in the Reverse direction Enable Bipolar Signal by pressing the Enable button Please note the following e Analog Input Minimum and Maximum still operational e Reverse Acting Input Signal still operational e This feature can only be accessed from Industrial Terminals e The Run Stop Forward and Re
8. CoD e ee H l t command PA EEEE E NA 34 i i i Identify command fT sasssnnsnnnssnnssnnennnnnnnrrnsnrrsrrnnrrrrnnsrrnsnrsrnrnrennrrnnnne 34 Command extensions available in VSC 2000 J Jog command TW kwiv senn sevo akt esseye tes osi p JEZELI 34 Data range is different o L Current limit command C W oe cece eee eceececeeeececeeeececececeececeseeeeceeaeees 35 5 a Data must be interpreted differently wacce ie 35 NEK Data range is different Can R W i if VSC 2000 enw pi E A A A ge Er n a n P PID command PW cece ile tee ttttatteaetoaetoseooeoooooooooooooooooooonooonooon 35 R Data must be interpreted differently R Remote terminal control command F W rrereeeteetteeeseoooeooooononun 36 NINE Data must be interpreted differently S Status command fT a sasssnssnssnsinenrenrssrerrrnrrsrrnrrnrreresrrnrrerrnrrerrenrerene 36 T Test command Poe ecccecceecccscceeecceeceeeeseeeeeeeeeeesueeeeeeueeseeeneeseeeseeenaes 37 a Auto restart command F W cc cecceeecceeeceeeceeeceeeceeeeeeeeeeceeecseeesaeeeaes 37 b Digital output command F W ll ll Lee tt kttttttttttasesaanesssanseonooseosonoone 38 c DC braking command fW lll ll le ta kttttaataaaeatanasassnssessanesssonnoooonn 38 d Display units 8 scale f W ll llllel e tie ettrtaaatraaaaaaaaenasesstosseosonsoosonnon 38 e Essential services command r w euaae aaa aaa aaa aaa aa aaaa aaa aaaa aaa aaa 39 f Feature command r w u
9. b PID PARAMETERS Available Choices Defaults PE 176 EECC 300 TI S CNT bi kb k kis te da ao ik l lase S b 2 00 sec r TOU SOU io koke sona E 0 sec INTEGRATOR PRESET 0 Available Choices I CLAMP eeeaaue aaa aa aa wa aaawaazawazzaca 100 l CLAMP YO aze diae tension adikte tmis bla vontikestkiskadya 100 OUTPUT CLAMP Yo encissedecsascpsadtwnsensdeseandaisa 100 OUTPUT CLAMP eszaaaeaaaaaaaaaazaasaaa 0 Note a negative value indicates the reverse direction Available Choices FEED FWD aaauoaaaaoaaaasaaaasaana ZERO EXTERNAL OPEN CLOSE Disabled OUTPUT INVERSION 2ss2112222 Disabled Alternative sources available for the FEED FWD assignments are ZERO PRESET 1 PRESET 4 INPUT 1 PRESET 2 PRESET 5 CCS SPEED POT PRESET 3 PRESET 6 IMO2000F Control Wiring Setpoint Source Selection Preparing the VSC 2000 for PID control Tuning PID Tuning Summary A eS 1 Control Wiring WARNING All wiring and input output setup must be done while the VSC 2000 is disconnected from the power supply Refer to the Control Wiring Diagram for details 1 1 Connect the process variable signal to Analog Input IN 2 1 2 If required connect Setpoint Variable signal or Feed Forward signal to Analog Input IN 1 1 3 Connect any metering device to an Analog Output as required 1 4 Ensure input signal
10. 14 b DISPLAY SCALE ccesessssssesescceesssssserseseseseeseenensesnenes 14 b SLIP CY CEE 14 b START DELAY aaa az ana aaaaaa ana ata taaa aaa ana zazia 14 b AUTO RESTART oo R O AAAA 15 b POWER FAIL TRIP RESET 1121212121111111212121121 15 b PRESET SPEEDG c ecssssssssccsssesersssesescececeseenensesneees 15 PSKP SPEEDO cress a eae 15 AA 9 WEZ EJ 16 b ESSENTIAL SERVICES ueueueeeae aaa aaa a anzaaaa 16 b AUDIBLE FREQUENCY ccccccccscsesesessesescseesessenensesesens 17 b DRIVE STOPPING ccsessssssesesssessssseserseseseeesesenesenensees 17 b DC BINS ete io eat AA AA 18 b DYNAMIC BRAKING ccccccccesesesssscseecseeceessecstsessseseeensens 18 b MOTORIZED POT eee uuu ea zaraza zzzezzzi 19 b PID CONTROLLER csessscsesesssesssessssrssseseeeeseeneeennsees 19 b TACHO FEEDBACK cccscssssscsecsssssssesssssssevsvesesessansusnenes 20 This menu allows the user to fine tune the VSC 2000 to any specific application It also provides access to a number of special features that are only available through the Comprehensive Control Station Press the Exit button to exit the Complete menu or the Run button to jump to the Running Screen User s Manual 6 VSC 2000 User s Manual b MOTOR Available Choices MOTOR VOLTAGE NAMEPLATE CURRENT MOTOR FREQUENCY NAMEPLATE SPEED RPM Similarly to the MOTOR menu in Quick Setup this menu allows
11. 45 46 amp 47 Feed Forward Input e Selectable from Zero IN 1 CCS Speed Pot or Preset 1 6 Resolution e 32 67 steps Accuracy e 0 2 10 bit sampling 1024 steps 1 step Sample Time e 50 ms Alarms e PV Under Over Alarms e Alarm response time lt 60 ms Open Closed Loop Control e Via AUTO MAN CCS push buttons e Externally selectable via 24V digital input with an optional Extended Features card fitted Users Manual 24 VSC 2000 User s Manual PID Controller Block Diagram PID Controller DEFAULT SELECTION 3 RJ A aa Rz D D E C ETF R L AZ L IZ K A B N w NA 7 SUL Vhen operating linearly this structure implements the following equation u e lle Td T LI A L lak a 1 FN EA gt 96B IMO2000F User s Manual 25 VSC 2000 User s Manual PID Controller Wiring Diagram PID Controller USER SERIAL POR ANA i CONTRO ELAYS Industrial HVAC terminals NE es ee Yo Enhanced terminals mina s l y ninals TX RX USP ge ge AA E VA pda need
12. Item Figure 3 shows the first page of the menu system Most menu pages are divided into eight rectangles which function like push buttons These buttons have different functions depending on what page of the menu you are in and are referred to as Soft Buttons Some of these buttons see below will have the same function on all pages of the menu system on which they are displayed Below is a description of buttons common to most menu screens IMO2003F Startup using the menu system Description Button This button displays Run or the name of the menu item that has been selected When Run is displayed pressing this button will take you back to the running screen figure 2 Pressing Setup again will bring you back to where you were before Run was pressed Whenever Run is not displayed pressing this button will save any changes in selections that have just been made and jump back to the previous menu screen Help Button Pressing this button will display a context dependent Help message Value Button Soft Button 2 is also used to hold the present value of multiple selection parameters For example when setting Maximum Speed the Value Button will display the present value for maximum speed until it is changed Note If Help is not the current display this button functions only to display values pressing a Value button causes no action to be performed Previous Page A Button Appears in place of the Help
13. TACHO p SATURATION O to 20mA L I P D OUTPUT SATURATION PV OVER ALARM See control wiring diagrams in PV UNDER ALARM the installation manual for other AUTO RESTART AVAILABLE analog input configorations FAN LOAD WARNING aes i 5 which are valid while PID is in THERMAL TRIP L l rog put A open loop 2 t TRIP W in OVER TEMP TRIP Digital Outputs puli up to 24V when ON active high output IMO2000F User s Manual 26 VSC 2000 User s Manual PID Software Menu Structure PID Tuning PID Controller Setup Checklist v and Tuning PID parameters and settings are entered through Comprehensive Control Station CCS menus The following sections describe each parameter and its role in PID control The PID menus appear in the COMPLETE SETUP menu There are four PID menus the first of which is to enable or disable the PID controller The remaining three menus are accessed from the first menu by selecting PID PARAMETERS and are for selecting the PID parameters and or altering their settings For definitions of PID settings see the Definitions section at the end of the manual b PID Controller Available Choices ENABLE DISABLE PID PARAMETERS Enable or Disable PID functions Pressing the PID PARAMETERS menu item provides access to the parameter entry menus described below To exit PID CONTROLLER press Exit Press the AV up down arrow symbols to go to the next PID Parameters menu
14. There is no response if no drive matches lt address gt with it s own Command Response lt cr gt lt address gt lt select gt lt cr gt lt lf gt r Issue of this command will cause the currently addressed drive to respond with it s lt address gt and it s lt select gt status The select is either O meaning it will not respond to a multi cast command or 1 meaning it will respond to a multi cast command Command Response lt address gt lt select gt lt cr gt lt cr gt lt lf gt W Selects a drive for communication and enables or disables the selective address all feature If a drive matches lt address gt with its own and lt select gt is 1 then the selective address all feature is enabled This means that the selected drive will process a multi cast command If lt select gt is 0 the feature is disabled and multi cast commands are ignored Character Description A Acceleration time command r w Command Response A lt cr gt lt acceleration time gt lt cr gt lt lf gt r Prompt the currently selected drive to output it s acceleration time value Command Response A lt acceleration time gt lt cr gt lt cr gt lt lf gt W Specifies the acceleration time in seconds to the selected drive The acceleration time is the time it takes a drive output to reach base speed from zero e g 0 to 50Hz The range for lt acceleration time gt is from 0 5 to 600 seconds IMO2000F Comm Commands C
15. V The 1 1 is used as the 10 tolerance figure of the supply voltage Firstly determine the current I oe X n res 750 7 motor efficiency 0 95 to 0 97 for most large motors and 0 90 to 0 95 for smaller Now calculate the value of resistance to achieve s _ 750 max se R A minimum resistance value must also be calculated so as to not exceed the braking transistor IGBT current rating Use the table below to determine Rmin for the 480V case Rmn was calculated using the same formula as for Rmax replacing s with liGBT SENEKA Model a IGBT Retro fit Kit 2 4 ID00083 ae te ER AE SM 26m o 18 Do00s 2655 7 1o Dooo84 2682 m 1 Doos 2148 180 5 fo D00086 A o fs j moos __ 1D00087 26271 The Braking transistor IGBT can operate continuously i e Duty cycle D 1 provided Rmin or greater is used Now the power rating of the resistor can be calculated from the motor duty cycle The duty cycle should be determined as IDOOO87 User s Manual 18 VSC 2000 User s Manual _ time in braking cycle_ time It is a number between 0 and 1 If D is less than 0 2 or 20 then make it 0 2 This is to ensure that the minimum power rating of the resistor is adequate to handle a full braking load without catastrophic failure The duration of the braking period determines the temperature rise of the resistor as determined by the thermal time constant of the resistor If t
16. Value Td sec a n INTEGRATORPRESET 0 _ OUTPUT GLAMP 0 Tacho Feedback is Disabled via the PID Controller menu when PID Controller is Disabled For further details on the PID Controller refer to the PID CONTROLLER SUPPLEMENT at the end of the manual DISPLAY Available Choices DARKER LIGHTER SERIAL NUMBER This menu allows the user to change the contrast of the digital display and to display the Serial number of the CCS b DARKER This option darkens the LCD little by little each time the button is pressed b LIGHTER This option lightens the LCD little by little each time the button is pressed b SERIAL NUMBER Displays the Serial Number of the Comprehensive Control Station The Serial Number cannot be erased or altered IMO2000F To exit the Display menu press the Exit button LANGUAGE Available Choices ENGLISH SWEDISH SPANISH MALAY The VSC 2000 Comprehensive Control Station CCS has the ability to display different languages Once selected all messages appearing on the display will be in the selected language Note The language selection is permanently stored in the Data Card which means that the VSC 2000 will remain in the selected language even after the power is switched off and on again If the incorrect language is displayed it can be reprogrammed Turn the drive off and wait for the CCS screen to go blank Turn the drive on Press the button in the top left corner of the screen Pr
17. change when a new Display Scale is entered To save the changes and exit Display Scale press the DISPLAY SCALE button or the Exit button b SLIP COMP Available Choices Enter Value range 0 to 150 To use Slip Comp the Automatic Boost setting must be set for best performance at low speed see k AUTOMATIC BOOST The VSC 2000 is capable of compensating for the slip of the motor to maintain constant shaft speed under varying loads It does this by changing the output frequency by the correct amount to maintain motor shaft speed The motor slip is calculated from the Nameplate Speed of your motor that is entered at the MOTOR parameters menu see b MOTOR The value for Slip Comp is entered as a percentage of this slip speed A value of 100 will fully compensate for the motors slip In Slip Comp the motor load signal is used to determine the actual slip of the motor therefore the accuracy of this control is determined by the accuracy of the load signal which is excellent at high speeds but not as exact in the low speed range typically below 10 Hz due to increased losses as discussed under Automatic Boost in the motor which are included in the load signal This however is dependent on the motor efficiency the more efficient the motor the greater the accuracy at low speed Usually however accuracy better than 1 is achievable A 50 Hz motor with a synchronous speed of 1500 and a nameplate speed of 1460 rpm has a 40 rpm difference that is
18. enabled and the CCS AUTO button is pressed AND 24V is applied to Control terminal 83 the system will be running under Closed loop control When the CCS MANual button is pressed OR 24V is removed from Control terminal 83 the system will be running under Open loop control When this menu item is disabled the Open loop Closed loop function is performed by the CCS MANual and AUTO buttons respectively Output Inversion Effectively multiplies the PID output siganl by 1 inverting the signal Display Scaling and Units When the PID controller is enabled the CCS run screen displays the PROCESS VARIABLE feedback signal in large digits The PROCESS VARIABLE is prefixed with the indicator pv in small characters Immediately below the PROCESS VARIABLE display is the SETPOINT VARIABLE display in smaller digits The SETPOINT VARIABLE is prefixed with the indicator sv in small characters The CCS also displays this information graphically with the bar graph along the bottom of the CCS run display The presence of the pv prefix and sv prefix indicate to the operator that the PID controller is enabled The units of the PROCESS VARIABLE and SETPOINT VARIABLE may be changed from the default of Hz as described in the VSC 2000 User s Manual Similarly the display scaling may be changed from the default to reflect the correct significance of the process variable For example an appropriate scale factor is needed for a transducer whose output range rep
19. is 0 to the maximum frequency minus 5 Hz Note negative values are not accepted You must use the R command for direction control Character Description H Pt command riw Command Response H lt cr gt lt status gt lt l t value 62 cr if r The selected drive returns it s l t configuration IMO2000F Comm Commands Cont VSC 2000 Communications Command Response H lt status gt lt I t value gt lt cr gt lt cr gt lt lf gt w Configure the I t setting in the selected drive s Where lt status gt 0 to disable It 4 to enable l t lt I t value gt I t trip setting 50 to 150 Command Response H 1 lt cr gt lt I t usedY2 cr if r The selected drive returns it s used thermal capacity similar to motor temperature When lI t used gt reaches the I t setting I t value gt the drive will trip Character Description Identify command r Command Response lt cr gt VSC 2 lt model gt lt cr gt lt lf gt CCS CCS version gt lt cr gt lt lf gt CTL lt CTL version cr lf PWM lt PWM version cr if r The selected drive returns it s model identification as well as it s firmware version and revision details for each of the three EPROMs The returned information is identical to the information that is displayed on the front panel CCS touch screen every time a VSC 2000 is switched on Character Description J Jog command r w Command Response J lt cr gt PRE
20. is used to set the desired speed when using local controls Rotating the knob clockwise will increase the speed and counter clockwise will decrease it Disabling the CCS Touch Screen To disable the touch screen use the switch SW1 at the back of the CCS printed circuit board Move SW1 1 to the ON position Do not change SW1 2 which is for setting terminating resistors on the CCS serial link IMO2003F Data entry via the CCS Data Entry via the CCS The Comprehensive Control Station CCS permits the user to customize the VSC 2000 to a particular application Full programming of the inverter is allowed through the use of the touch sensitive graphic display When first powered up the VSC 2000 displays the Zener logo and the versions of each of 3 EPROMS installed in the VSC 2000 It then displays the Run Screen as shown in figure 2 The entire screen is touch sensitive To program the VSC 2000 or set parameters such as Maximum Speed Motor Frequency etc first press your finger on top of the rectangle where Setup is displayed Do not use sharp objects as they may scratch the screen cover This will take you to the first setup screen which is the first page of menu items VSC 2000 Run Screen If you press the area to the right of the screen next to PRUD BURON A ak ME Setup where the symbol is located meter readout parameters such as lt User Defined frequency output current Desired Speed _ i Motor Speed St
21. point 4 3 Switch off the integrator by setting Ti sec r to zero 4 4 Close the control loop by operating the system in AUTO mode closed loop and observe the system behaviour e g Process Variable signal If the system is unstable increase the PB to obtain stable system operation In general increasing the PB will stabilize the system Decreasing the PB will produce a faster response but may also de stabilize system operation IMO2000F PID Tuning 4 5 PID Controller lf the system response oscillates momentarily the system is under damped An increase of the derivative time value Td sec can improve damping However excessive Td may cause instability 4 6 Allow the system to settle at a known operating Setpoint If the Process Variable 4 7 4 8 4 9 does not equal the Setpoint then the system has a steady state error To remove the steady state error i e Process Variable equal to the Setpoint adjust the Ti sec r value Use a large value initially Reducing the Ti value will eliminate steady state error more rapidly Minor adjustments to PB Ti and Td may be performed to achieve the desired loop response Use the summary table below for general remedies to common problems Change the Display Units in the Complete Setup menu from Hz to that of your selected process variable Set the Display Scale parameter in the Complete Setup menu as required The PID Controller Tuning is now completed S
22. selected but DC BRAKE should not be used Exit and then press DYNAMIC BRAKING Ensure that it is enabled press Enable if necessary Now the drive is able to use the braking resistor to decelerate rapidly or to come to a quick stop Be sure that RAMPs are programmed correctly b MOTORIZED POT Available choices DISABLE PERSISTENT MODE RESET MODE PRE LOAD IMO2000F Complete Setup Cont This feature enables the drive speed to be adjusted via remote push buttons one for speed increase another for speed decrease Motorized Potentiometer operates via terminals J and K on the Extended Features EF board in Enhanced Terminal Configuration All Terminals J K L amp M are inputs only in Motorised pot Terminals on the Control board are set up as shown in the Control Wiring Diagrams in the VSC 2000 Installation Manual page 12 Note that Speed Reference must be selected in Control Wiring for Motorised Pot via Speed Reference Control Input Terminals F G and H set ow low amp high as per Enhanced Terminal Configuration tables in Installation Manual page 9 Closing terminal input J J high increases the output frequency of the drive and closing input K K high decreases it Closing the two inputs will force the speed to zero Note To use Motorised Pot the local CCS SPEED pot must be disabled via CCS IN AUTO To save the changes and exit Remote Motorized Potentiometer press the MOTORISED POT or the Exit button b b DISAB
23. selected drive The table to follow has details for specifying the lt parameter gt field Command Response P lt parameter gt lt value gt lt cr gt lt cr gt lt lf gt W Command sets the PID parameter in the selected drive s User s Manual 35 VSC 2000 User s Manual I I Parameter lt para Parameter lt para lt value gt I I 1 meter gt 1 name meter gt pan o 0 to 999 9 clamp Yo 5 100 Ti sec r 0 05 to 19 99 Output 100 sec r clamp sec 0 Wa 5 00 Output 7 100 clamp Integrator 100 Feed fwd see Preset below I clamp 100 lt value gt Name _ Svalue ZERO o _ Presetg 5 Presta 6 Preset1 3 Preste 8 3 ___Preset2 A X Character Description R Remote terminal control command r w All but one of the input terminals to the VSC 2000 may be overridden by the R command The exception is terminal 40 Enable The R command permits a mixture of remote and local terminal control Remote control of terminals is enabled by sending a mask value to the selected drive s via the Rm command The mask value comprises twelve binary digits 0 s and 1 s with the left most digit representing terminal 40 and the right most digit terminal 83 For example 001100000000 allows terminals 42 and 43 to be remotely set will set the terminal on as if connected to 24V and 0 will set the ter
24. set on lt terminal gt Terminal designation _ PB terminali terminal 47 pD temas E terminal44 teminalis n AZ terminal 46 Character Description S Status command r Retrieves the running status of the selected drive The returned status comprises 9 hexadecimal digits Each hexadecimal digit comprises 4 status bits The following tables can be used to decode the drive status digits Command Response S lt cr gt drive status gt lt cr gt lt If gt r The selected drive will return it s 9 hexadecimal drive status digits User s Manual 36 VSC 2000 User s Manual Comm Commands Cont VSC 2000 Communications Status digit Bit3 set to 1 Bit2 set to 1 Bit1 set to 1 Bit0 set to 1 4st Over current trip Earth fault trip Phase fail trip Power fail trip Over voltage trip Under voltage trip 2nd see ER ee indicator energized status indicator indicator pe Oe clamping clamping Temp trip Temp trip imbalance trip corrupted resistor resistor open circuit short circuit open circuit short circuit status status At speed corrupted corrupted programmed found Thermistor Thermistor trip short circuit Bit pattern 3 2 1 0 0110 IMO2000F Character Description T Test command r Command Response T lt variable ID gt lt cr gt lt value gt lt cr gt lt lf gt r Retrieves an internal variable from the selected drive The Table below
25. signal becomes negative the integrator output will begin to fall IMO2000F Definition of PID Settings Cont Definition of PID Settings PID Controller l Clamp Negative Integrator Clamp The l CLAMP specifies the lower clamp value for the integrator output If the integrator output reaches this clamp value the anti windup mechanism activates and integrator is held at this level until the error changes polarity If the error signal becomes positive the integrator output will begin to rise Output Clamp PID Output Positive Clamp The OUTPUT CLAMP sets the upper clamp value for the PID output Should the output signal reach this clamp value the anti windup mechanism activates integration will stop and the output is held at this level Note The VSC 2000 will validate the number s entered for CLAMP value and will not accept invalid entries Setpoint The Setpoint input signal is the value for the quantity you want to control at the system output For example a process requires gas pressure in a chamber to be maintained at 100 kPa and so the Setpoint is set to 100 kPa sv 100 kPa The Setpoint source is selected via the control terminal speed reference selection terminals 45 46 and 47 for an external signal input or can be the Speed Pot setting on the CCS enabled using the CCS in Auto feature see the VSC 2000 User s Manual The Setpoint Variable displayed on the CCS can be scaled and have units a
26. that audible effects of a lower carrier frequency are less noticable at high speed If the application requires quiet operation then selecting a suitable Audible Frequency will dissable this feature To save the changes and exit Audible Frequency press the AUDIBLE FREQUENCY button or the Exit button b DRIVE STOPPING Available Choices RAMP TO STOP COAST TO STOP DC BRAKE This controls the operation of the VSC 2000 when a stop signal is given It applies when either the stop button is pressed on the CCS or the RUN terminal is opened on the terminal strip Users Manual 17 VSC 2000 User s Manual gt b RAMP Ramp to Stop means that when the Stop button is pressed the VSC 2000 will continue to control the motor in order to bring it to a stop in the time set by the Decel time b b COAST Coast to Stop means that when the Stop button is pressed the VSC 2000 will stop controlling the motor stop switching and allow the motor to coast to a stop just as if the power supply had been disconnected b DC BRAKE DC Brake causes a braking torque to be applied to the motor When the Stop button is pressed the drive output switching stops and there is a 2 second delay to allow for field de fluxing Then a controlled DC current is applied across the motor windings to create a braking torque See DC Braking for more information on this feature To save the changes and exit Drive Stopping press the DRIVE STOPPING button or the Exit but
27. the drive will run at 20Hz If the speed is set between 25 and 30Hz then the drive will run at 30Hz A Skip setting must be enabled to operate To program the frequencies to be skipped select one of the Skip Speeds by pressing the appropriate button first and follow the directions below to enter the desired value Note that changing the Display Scale from default 50 or 60Hz to any other scale also changes the Skip Speed units automatically Ensure Skip Speeds are always entered according to Display Scale units To exit Skip Speeds press the SKIP SPEEDS button or Exit button b b SKIP 1 Available Choices SPEED RANGE ENABLE DISABLE This is one of the four Skip Speed settings available To exit Skip 1 press the SKIP 1 button or Exit button SPEED Available Choices Enter Value range OHz to Maximum Frequency setting Enter the speed to be skipped using the keypad The speed entered is in user units RANGE Available Choices Enter Value range OHz to Maximum Frequency setting This sets the band to be skipped before and after the desired Skip Speed Enter the Range using the keypad The range is entered in user units ENABLE Enables Skip Speed 1 DISABLE Disables Skip Speed 1 b b SKIP 2 3 amp 4 See SKIP 1 above IMO2000F Complete Setup Cont JOG b b SPEED SOURCE Available Choices JOG PRESET Enter Value range OHz to Maximum Frequency setting INPUT 2 Selecting a speed sou
28. the slip at synchronous speed Slip Comp set at 100 will cause the VSC 2000 to raise output frequency to the motor such that it runs at 1500 rpm A Slip Comp setting of 50 would see the motor run at 1480 rpm To save the changes and exit Slip Comp press the SLIP COMP button or the Exit button b START DELAY Available Choices Enter Value range 0 1 to 109 2 minutes This features imposes a timed delay before the motor is started The delay commences immediately after a valid start condition power on start CCS FWD REV control terminals 40 42 and 43 or 44 connected to 24V etc Users Manual 14 VSC 2000 User s Manual b AUTO RESTART Available Choices NUMBER OF RESTARTS RESET TIME ENABLE DISABLE Auto Restart allows the VSC 2000 to automatically restart after a trip occurs After a trip the VSC 2000 will wait 10 seconds then attempt to reset the trip If unsuccessful it will keep trying incrementing the trip count each time until the Number of Restarts is reached If the trip count reaches the Number of Restarts the VSC 2000 will cease attempts to restart until manually reset via the local or remote controls A successful restart will clear the trip count to O but only after the drive has run for the Reset Time To exit Auto Restart press the AUTO RESTART button or the Exit button b b NUMBER OF RESTARTS Available Choices 5 10 15 CUSTO b ina Dean tot ve epe ya du ER range 2 to
29. voltage levels are compatible with input specifications Refer to the PID Controller Wiring Diagram above for examples 2 Setpoint Souce Selection The Setpoint source is selected via the control terminal speed reference selection terminals 45 46 and 47 for an external signal input or can be the Speed Pot setting on the CCS enabled using the CCS in Auto feature see the VSC 2000 User s Manual 3 Preparing the VSC 2000 for PID control 3 1 After initial Power On enter any settings as described by the VSC 2000 Installation Manual Quick Setup procedure 3 2 Set the desired Maximum motor frequency at which the process may be safely driven 3 3 Set span and zero values by setting the Minimum and Maximum values for each Analog Input in use 3 4 Set span and zero values by setting the Minimum and Maximum values for each Analog Output in use 3 5 Find the PID controller and enter the following Note Ensure the VSC 2000 is stopped and in Manual mode Users Manual 27 VSC 2000 User s Manual Note Ensure the VSC 2000 is stopped and in Manual mode Enable the PID control cccceseeceeeeeeeeeseeeeeeeeeeeeeeeeeeeseneeeees Defaults Select PID PARAMETERS and set PB es auueaaaaaaaanace 300 Set Ti SOC l PNE EEN CA 2 00 sec r SELE OLANIF 0 ee o AP ebre pere ek eee 100 SCUECEAME oasis Eii EEEa pie ee 100 SEL NO SSC EEE tay A AAA i epa o OE W REA 0 00 sec Set the INTEGRATOR PRESET
30. you to enter specific information about the motor that you are using so as to obtain an increased performance Several advanced features of the VSC 2000 have some of their parameters derived from the information that you enter here Follow the instructions below in order to set each parameter NOTE The factory defaults for the MOTOR parameters are based on values for typical motors whose size is matched to that of the inverter same ratings as the drive and therefore do not need to be changed Changing these parameters is of particular importance if a better dynamic performance of the drive is required as in high starting torque requirement applications or when you are using a motor whose rating is different to that of your inverter Available Choices RAMP 1 RAMP 2 The VSC 2000 has two independently programmable Ramps each with setttable acceleration and deceleration rates which can be linear or S curves Individual settings are provided for the linear and curved portions of each ramp It is possible to change between Ramp 1 and Ramp 2 rates while the drive is operating via an external signal to Ramp1 Ramp2 Control Input B in Enhanced Terminal Configuration This allows for two acceleration rates which could be selected by the At Speed flag set as a Digital Output for example See DIGITAL OUTPUT gt gt RAMP 1 b b RAMP 2 Available Choices ACCEL TIME ACCEL S TIME DECEL TIME DECEL S TIME The VSC 2000 defaults to using Ramp 1 eve
31. 15 This number indicates how many times the VSC 2000 will attempt to restart after a trip To exit Number of Restarts press the NUMBER OF RESTARTS button or the Exit button b b RESET TIME Available Choices 1 5 10 min CUSTO Reena nee ener ee bo eer mentee SE range 0 1 to 20 min The trip count will be reset to O after the inverter has been running for the programmed Reset Time without any further trips occurring or if the inverter is manually stopped and reset using local or remote controls Note Setting the Reset Time to 0 1 will allow unlimited restarts To exit Reset Time press the RESET TIME button or the Exit button gt b ENABLE DISABLE Select ENABLE DISABLE in order to activate de activate Auto Restart To exit Auto Restart press the AUTO RESTART button or the Exit button IMO2000F Complete Setup Cont POWER FAIL TRIP RESET Available Choices ENABLE DISABLE Enabling this facility allows the VSC 2000 to reset all trips when a momentary power failure occurs This happens without an operator having to press the Stop button or the remote Trip Reset button To save the changes and exit Power Fail Trip Reset press the POWER FAIL TRIP RESET button or the Exit button PRESET SPEEDS Available Choices PRESET 1 PRESET 2 PRESET 3 4 5 6 The VSC 2000 allows the user to program up to six preset speeds which can be selected at any time through the terminal strip using Control Inputs F G and H Fo
32. ALLING THE BRAKING RESISTOR 19 b 2 4 WIRE ccccccccccececccccceeeescceceeesceeeesstseeees 22 b b ANALOG OUTPUT 2 cccccccccccccccccecesceees 12 ENABLING DYNAMIC BRAKING scecececeeeeeees 19 b DIGITAL OUTPUTSE 2 1111111111 13 b MOTORIZED POT 1 1 111111 19 PART OR OO PU ROSA ee DD RELAY 2 Lai 13 DP DISABLE aaa oak id Z 19 PID CONTROLLER 12 21 11 23 b b OUTPUTS J K L 8 M u uu 12 13 b b PERSISTENT MODE 19 VSC 2000 COMMUNICATIONS 31 b POWER ON CONFIG 2 0 cccccccececccccceceteeseces 13 b b RESET MODE 19 bb POWERONMODE eee 13 b b PRELOAD 19 IMO2000F User s Manual 4 VSC 2000 User s Manual Setup Quick Setup Feature Page AVAILABLE CHOICES QUICK SETUP 0 0 cccccccsessescsesseseesessesssessssseeeestsesitetaeseenseaes 5 COMPLETE SETUP ssssssssssessessessesssesseseecseeseeseeseeteanensee 6 BY ES od kata aaa aka aea aaa aaa aaa aaa onon eee oaaoaooaoeso 20 LANGUAGE Z 20 METER READOUT Sa oda AA GE AG EG 20 SPRZED aos ahve A Aa ks AW an 20 THERMAL DISPLAY scssssssssessessessessessesscsseseessessesseesessess 21 PONLO asian OGAR AAA 21 MPEC ada RA SA AO WA 21 FA A SETUP ineo ata ai RA I 22 FACTORY CONTROLS as santans dou AE nat 22 Pressing Setup in the Run Screen provides access to all of the features of t
33. BM i ISER SERIA PORT TERMIN BLOCK Communications Setup a l l l l Communication settings may be changed through the setup menu see the User Figure 1 Wiring configuration for 2 and 4 wire RS 485 Use sheilded cable manual for details The settings are in all cases to minimise susceptibility to electrical noise Choices Beat croiss Figure 2 shows how SW3 on the VSC2000 control board governs the cabling a a en terminations and shows the default switch configuration for 4 wire full duplex connection to a computer with an RS232 to RS485 isolating converter BIT RATE 9600 19200 9600 4800 2400 Termination of the communication cabling may be required for some applications DATA n81 n81 no parity 8 data bits 1 stop bit FORMAT e71 even parity 7 data bits 1 stop bit o71 odd parity 7 data bits 1 stop bit 2 4 WIRE 4 WIRE 2 WIRE 4 WIRE IMO2000F User s Manual 32 VSC 2000 User s Manual Communication Commands Commands Note r read only w write only r w read write Character Description Select drive command r w Command Response lt address gt lt cr gt CR lf r Address or select a drive for communication Each drive connected will compare the lt address gt with its own and if matched responds with lt cr gt lt lf gt If address is not matched the command is ignored and the drive is not selected Any previously addressed drive is no longer addressed
34. Button when there are more than four menu items to choose from Pressing this button will cycle backwards through all pages of menu items available Next Page Button Appears when there are more than four menu items to choose from Pressing this button will cycle forward through all pages of menu items Exit Button Saves all the information entered and jumps back to the previous screen The only difference between the exit button and the run button Description button with Run displayed is that pressing Run will always jump to the Run screen Delete 4 Button When this button is displayed pressing it will cause the cursor to move to the left deleting whatever character is displayed destructive backspace Undo Button When this button is displayed pressing it will cancel the last selection Applies to entering alpha numeric characters User s Manual 3 VSC 2000 User s Manual CCS Menu Index CCS Menu Index Feature Page Feature Page Feature Page QUICK oy 0 eee ee oe oe ener 5 POWER ON SCREEN aek ive siasse ninayaotion 14 b PID CONTROLLER 19 p MOTOR gt W 5 p CCS IN AUTO 14 b TACHO FEEDBACK 11 20 b b MOTOR VOLTAGE uuu 5 p DISPLAY UNITS aura eaaaeaawaaz 14 DISPLAY u ecccceccccccsseccccessecccccesseseeeesseeeeess 20 p NAMEPLATE CURRENT 5 P DIEP EAV CALE Srn kb ii ki l b DAR
35. CTION 8 b b SPEED SOURCEE 16 RUN LOG PA 21 b b THERMAL TRIP 222 9 b ESSENTIAL SERVICES 16 bb THERMAL DEVICE 5 ee ee m TRIP LO CTR 21 b b IPT PROTECTION akne mai ris droits 9 bb TME K ENABLE D n 17 p DISPLAY foene dtko SE REECE RACE AREA 21 b AUTOMATIC BOOST esauaaaueaan2 9 b b TIME STRESSED 17 b PF UVMASK u euuaaaaaaaeaaaaanaacj 22 b DRIVE CONFIG uuaaaaaaaaaaaeaancc 9 b AUDIBLE FREQUENCY 17 Del EAR ENER 22 b b SELECT TERMINALS 9 b DRIVE STOPPING uuaaaaaaaaaaaa aaa aaa 17 LEDY WIE 22 SET CUSTOM DEFAULTS 10 AA 18 b TIME 22 p b RESTORE DEFAULTS 10 b b COAST 18 b ANALOG INPUTS oiii 10 b b DC BRAKE oiiire 18 RS 485 SETUP 4 4441444144224412441 4121 22 DD INPUT KW 10 b DC BRAKING n i 18 b DRIVE ID NUMBER arervrresoerorosososasoosasonsn 22 DD INP OUT 2 aria did 11 b DYNAMIC BRAKING cccccccccccceceeccecceceecesceee 18 P BIT RATE a bata en te on an EA 22 b ANALOG OUTPUTS cccecceccecceceecees 11 SELECTING THE BRAKING RESISTOR 18 b DATA FORMAT cccccceccececceceececcececeeceees 22 b b ANALOG OUTPUT 1 1 12 INST
36. ETUP for independent linear and S curve ramps The value entered is the time that the output frequency of the VSC 2000 will take to go from zero speed up to motor rated speed 50 or 60Hz On a 50Hz drive this means that if the ramp time is set to 10 seconds and maximum speed is set to 75Hz then the VSC 2000 will take 10 seconds to go from 0 to 50Hz and another 5 seconds to go from 50Hz to 75Hz or 15 seconds from O to 75Hz Select the ramp time from the available choices or enter the desired value using Custom Press the RAMP button or the Exit button to save any changes and exit Ramp b MINIMUM FREQUENCY Available Choices Custom range 0 to Maximum Frequency minus 5HZ This sets the lowest frequency that the VSC 2000 will run at every time it is enabled and a direction is selected The largest value for Minimum Frequency is always limited to be 5Hz below the current setting for Maximum Frequency For example if Maximum Frequency is set to 45Hz then the largest allowed value for Minimum Frequency is 40Hz Enter the desired value for Minimum Frequency using the numerical entry screen To save the changes and exit Minimum Frequency press the MINIMUM FREQUENCY button gt MAXIMUM FREQUENCY Available Choices 50 75 100Hz 60 90 120Hz Custom range Minimum Speed setting plus 5Hz up to 200Hz The VSC 2000 can be set to run a 50Hz or 60 Hz motor from O up to 200Hz Choose the maximum frequency by pressing the ap
37. KER ooieoe 20 b b MOTORFREQUENCY 5 SLIP COMP ie kk taa bo oke ke Ri 14 AIAIEJgsiRO RPNE 20 OU GG b START DELAY oionn 14 ASERIALNUMBER 30 b AUTORESTART eauaaeaaaaaaaani 15 LANGUAGE 20 b MINIMUM FREQUENCY iii a o iii KA 6 b b NUMBER OF RESTARTS EEEE 15 AS Se a a a aa a a aa a a aaa aa aa e b MAXIMUM FREQUENCY 1 1 6 b b RESET TIME 15 METER READOUTS 1 11 11 21 20 COMPEETESETUP ina yinki tt enktakte kitan 6 p W ENABLE DISABLE 15 SER VICE ie aanio asosye sid aktres ke aidan 20 DB MOTOR gt 7 POWER FAIL TRIP RESET ka b FAN CONTROL cccccccccececcccceeeseecertseceeees 21 b RAMP ccccccccceeccececcececeecececeeseeeeetseeeeeteeess 7 W PRESET SPEEDS ou tees gt b b INTERNAL FAN ooon 21 b b RAMP 1 b b RAMP2L 7 AAA h b b HEATSINKFAN 21 b MINIMUM FREQUENCY 8 SKIP SPEEDS nn 15 b PHASE FAILURE TRIP 21 b MAXIMUM FREQUENCY 8 SP 16 b POWER FAILURE TRIP 21 b REVERSE DIRECTIONI 8 NS KI BIB A 16 b IMBALANCE TRIP 2 2u 021 2112 21 b CURRENT LIMIT 8 DOG A ANN 16 THERMAL DISPLAY 21 b THERMAL PROTE
38. LE Selecting this option disables the Remote Motorized Potentiometer and allows Analog Input 2 to be used as a normal analog speed reference input b b PERSISTENT MODE This is the default mode of operation of Motorized Pot In this mode Motorized Pot remembers its previous speed setting and will return to that speed when it is selected or the drive is stopped and restarted b b RESET MODE In this mode the Motorized Pot will always start from zero if the motor or the drive is stopped and restarted b b PRELOAD This sets the Motorized Pot to save the current speed setting regardless of the speed reference used Next time Motorized Pot is selected the drive will return to that speed he drive will still operate in accordance with the Motorised Pot mode that has been selected Persistent or Reset PID CONTROLLER Described in the PID CONTROLLER section at the end of this manual Users Manual 19 VSC 2000 User s Manual Display Language Meter Readouts Service b TACHO FEEDBACK Tacho Feedback configures and initiates the VSC 2000 for a speed control system by utilizing the drive s PID feature A default set of parameters are loaded and PID control is enabled to offer a conservative over damped closed loop performance If the default settings for Tacho Feedback are not satisfactory they may be adjusted via the PID Controller menu Default Tacho Feedback PID Settings are given in the table below Setting __ Default
39. TION button or the Exit button IMO2000F Complete Setup Cont b AUTOMATIC BOOST Available Choices Enter Value range 0 to 150 This feature controls the amount of compensation applied to the motor flux vector to account for the effects of motor stator resistance At low speeds motor stator resistance is most significant and accounts for a large portion of voltage drop in the applied motor voltage Automatic Boost minimizes these losses of magnetising at low speeds and ensures flux levels produce the correct amount of torque Increasing Automatic Boost increases the output torque This applies across the entire speed range but is most noticeable at low speeds The VSC 2000 estimates the stator resistance from the given motor parameters and uses these to optimise performance Automatic Boost when correctly adjusted ensures a constant flux level at low speeds and allows the motor to develop the necessary torque in this region In addition correct adjustment of this control is necessary to achieve an accurate load signal over a wide speed range The default value setting of 25 Automatic Boost is a good starting point for normal applications will provide optimum torque and the best possible Load Output Signal for many appliactions particularly where the load is a fan with low torque requirement at start up For a high torque application Automatic Boost set to 100 will allow greater torque however some care should be exercised when adju
40. Terminals 12 Industrial HVAC IMO2000F User s Manual 39 VSC 2000 User s Manual Command Response f lt feature gt lt cr gt lt status gt lt cr gt lt If gt r Retrieves the status of the feature in the selected drive Refer to the following table for details on features and their settings Response lt cr gt lt lf gt W Command f lt feature gt lt status gt lt cr gt Sets the lt status gt of the lt feature gt in the selected drive s Character Description g Hours_run log command r Command Response g lt cr gt lt hours_run gt lt cr gt lt lf gt r Retrieves the number of hours that the drive has been running the motor as indicated by the status of the Run Relay since the log was reset Character Description h Trip log command r Command Response h lt number gt lt cr gt lt status gt lt time_stamp gt lt freq gt lt temp gt lt cr gt lt lf gt r Retrieves a trip log record Where number is the fault number 1 to 10 records 1 is the most recent trip Status is the sixteen character status as defined by the S command If the clock is fitted the date and time is retrieved Otherwise the hours run value is recorded lt time_stamp gt lt freq gt is the running frequency prior to trip lt temp gt Is the hottest temperature of the drive at the time of trip Character Description i Analog input command r w Command Response i lt number gt lt cr gt lt type gt lt mi
41. ae aaa aaa aa aaa aaa aa aaa anawa a aaaa aaa aaa aaa aaa wa aa 39 g Hours run log command r eeeeeae ee a aaa aaa aaa aaa aaa aaaa aa aaaaaaaaece 40 h Trip log command Fool GE AEGEE AES rrena 40 i Analog input command r w seeeeaaa ee aa aaa anawa aa nana aaa aaaaazaaaaazaaaee ania 40 o Analog output command f W ll lll e tt teettttserteesstannesnonseossnnooooonon 40 p Slip compensation command W l llleeereetereettteetaeeoossosonoooooooonnon 41 r Ramp command f W l lll ill et ket tttttaaatataesaseoooseooseeoonoooooeoroseooooons 41 s Skip speed command Ff W ll llveeeteettttttttsetesetooeesoseeooosooooooooooooos 41 t Date and time command r w u ae aaa aaa a aaa aaa aaa a aaaa aaa aaaa aaa aaa wia 42 u Audible frequency command r w eeeeaaa aaa aaa aaa aaa a aaaaaazaaaeca na 42 Data Card read command Fr W ll llll ele eeetttttattaeasaaasesannessronsesosnoone 42 IMO2000F User s Manual 43 AUSH AUAN ZENER ELECTRIC PTY LIMITED Manufacturers aO A DELIVERY ADDRESS POSTAL ADDRESS 366 Horsley Road P O Box 4462 Tel 61 2 9795 3600 MILPERRA MILPERRA DC Fax 61 2 9795 3611 NSW 2214 NSW 1891 Email zener zener nt ZENER AUSTRALIA AUSTRALIA http www zener net Zener Electric Pty Limited 2001 IMO2000G 23 November 2001
42. al to the Nameplate Current on your motor This will determine the operation points for It Protection and the LOAD Signal Source for the Analog Output Note that this setting cannot be used to limit the output current of the VSC 2000 Referto b CURRENT LIMIT for that particular feature Press the NAMEPLATE CURRENT button to save and exit the changes or the Cancel button to just exit Nameplate Current b b MOTOR FREQUENCY Available Choices 50Hz 60Hz CUSTOM AT A A Yi ENT W range 40Hz to 120Hz Select 50Hz or 60Hz depending on the nameplate frequency of your motor Note that this setting cannot be used to set or limit the frequency output of the VSC 2000 Refer to MINIMUM MAXIMUM FREQUENCY for that particular feature Press the MOTOR FREQUENCY button or the Exit button to exit Motor Frequency b b NAMEPLATE SPEED RPM Available Choices Enter Value Enter the rated motor speed according to the nameplate of your motor Note that this setting cannot be used to set or limit the output speed of the VSC 2000 Press the NAMEPLATE SPEED RPM button to save changes and exit Nameplate Speed Users Manual 5 VSC 2000 User s Manual Setup Complete Setup Available Choices 5 10 30 seconds CUS TON nocia pt a WERS W range 0 5 to 600 seconds This Ramp setting allows you to set a single linear ramp time for acceleration and deceleration and it overwrites the linear settings of Ramp 1 in the Complete Setup see RAMP under COMPLETE S
43. and lt check_sum gt values are also in Hexadecimal The address method is offset based on blocks of 8 bytes eg valid addresses are 000 008 010 etc to read contiguous 8 byte blocks from 000 There are 256 blocks of 8 bytes total in the Data Card Command Response i lt addr gt lt cr gt i lt addr gt lt 8 databytes gt lt check_sum gt lt cr gt lt lf gt r This command reads an 8 byte datablock from the starting address lt addr gt Command Response i lt addr gt lt 8 databytes check sum cr lt cr gt lt lf gt W This command writes an 8 byte datablock from the starting address lt addr gt User s Manual 42 VSC 2000 User s Manual Comm Commands Summary VSC 2000 Communications Command compatibility with MSC drives Communications Command Summary The table below lists those commands that are compatible with the existing MSC family of drives available from ZENER ELECTRIC Command Page Select drive command r w eeaa etttttttteetaaeeoosseroneoooeoooooooonne 33 Comal Comment A Acceleration time command CF W c ccecececcececececccccccucccececeneaeaees 33 ommand Comment B Automatic Boost setting r w 33 C Output current magnitude r e ae ee aaa aaa aaa aaa aaa aa aa zaaaaazaaaeca na 33 D Deceleration time command Ff W l eereee eeteeeteeoosoooaooosoooonooonooon 33 Coe Teo F Drive output frequency command F W ccc cececececececcccccccecececeneeeass 33
44. atus Display m 5 A TA Line s gt User Defined DC bus voltage kW Speed Range electrcal output and load will be displayed Figure 2 Follow the procedure below to start the VSC 2000 For a description of how to use the menus set various parameters and enter data into the VSC 2000 refer to the following pages NOTE the Touch Screen can be disabled at any time by setting switch 1 on the back of the CCS to the OFF position The remaining CCS front panel push buttons and the Speed potentiometer continue to operate Linearising the CCS Touch Screen Linearising the CCS Touch Screen is necessary if the screen does not respond accurately i e it is difficult to make a selection between adjacent choices To linearise the screen the power must be removed and reapplied to the CCS while holding down the Stop and Manual buttons simultaneously A simple way to remove power from the CCS is to unplug it from the control board by opening the VSC 2000 front door and removing the flat cable connector from the rear of the CCS circuit board Hold down the STOP and MANUAL buttons and re insert the cable plug The CCS screen will power up and you will see a small dot on the screen Press exactly on this dot and another dot will appear Press exactly over this dot again and so on until all dots are pressed and the screen automatically restores itself The screen is now linearised User s Manual 2 VSC 2000 User s Manual Start Up Before p
45. ces Enter Value 222222122 range Minimum 10 of full scale to full scale Signal Type dependent The Maximum is the value present on the analog output when the inverter is running at maximum speed To set the Maximum value for the analog output enter the required value in volts or milliamps depending on the Signal Type selected The minimum range on the analog output is 10 of the selected range i e 0 5 V for a 0 5 V range These minimum and maximum values are independent of the drives minimum and maximum frequencies To exit Maximum press the MAXIMUM button or the Exit button SOURCE Available Choices SPEED LOAD BIPOLAR LOAD PID VARIABLES see PID Controller section of manual Select which parameter is used for the Analog Output from the available choices When Speed is selected the output represents the speed of the VSC 2000 Note direction can be indicated by a Digital Output When Load is selected the output represents motor load The Load Signal is scaled by the Nameplate Current setting 100 Load Signal 100 Nameplate Current while 0 Load approx 10 Nameplate Current The later is due to minimum operating current needed to run the motor at no load When Bipolar Load is selected the VSC 2000 can indicate whether the load is being driven or is regenerating e g for a O to 5V output Signal Type VSC 2000 with 110 overload capability 5V indicates that the motor is driving the load at 110
46. could be a potentiometer or another signal source connected to the terminal strip see Control Wiring Diagrams in the i VSC 2000 Installation Manual The vsc 2000 Figure 1 defaults to this mode when power is applied if Auto has been selected in POWER ON MODE of the Complete Setup See CCS IN AUTO for using the CCS SPEED pot while in AUTO mode MAN Pressing this button enables the local controls FWD STOP REV and the local speed potentiometer and causes the adjacent yellow LED to illuminate FWD Pressing this button causes the VSC 2000 if enabled to run in the forward direction The adjacent green LED illuminates to indicate that Forward has been selected the LED flashing indicates that FWD has been selected but that the motor is not yet going in the forward direction REV Pressing this causes the VSC 2000 if enabled to run in the reverse direction The adjacent green LED illuminates to indicate that Reverse has been selected the LED flashing indicates that REV has been selected but that the motor is not yet going in the reverse direction The VSC 2000 is shipped with reverse direction disabled for safety reasons see REVERSE DIRECTION page 8 for information on how to enable it STOP Pressing this button will cause the VSC 2000 to stop when it is running see also DRIVE STOPPING on page 17 If a trip condition occurs pressing the STOP button will clear it SPEED This is the local potentiometer and it
47. crease User s Manual 7 VSC 2000 User s Manual The Accel S Time is added to the beginning and to the end of the linear ramp which means that the Accel or Decel time from O to 50Hz is roughly equal to twice the S curve time plus the linear time The actual calculation of the S curve is a parabolic function so true Accel Time is not precisely determined by the above DECEL TIME Available Choices 1 sec 2 sec 5 sec 15 30 60 120 sec CUSTOM lov apa iR a an OO EE range 0 5 to 600 seconds The DECEL TIME is the time taken for the rotor to go from motor rated speed down to zero speed assuming minimum Decel S Time On a 50Hz drive this means that if the ramp time is set to 10 seconds and maximum speed is set to 75Hz then the VSC 2000 will take 5 seconds to go from 75Hz down to 50Hz and another 10 seconds to go from 50Hz down to O DECEL S TIME Available Choices 1 5 15 sec CUSTOM ee eya REWA EEE W range 0 01 to 40 seconds The DECEL S TIME is the time taken for the rotor deceleration to reach the limit of deceleration as set by the rated speed and the Decel Time The Decel S Time is added to the beginning and to the end of the linear ramp which means that the Decel Time from 50 to 0Hz is roughly equal to twice the S curve time plus the linear time The calculation of the S curve is actually a parabolic function so the Decel time is not precisely determined by the above b MINIMUM FREQUENCY Available Choices Cus
48. e all heatsink temperatures the number of sensors depending on the chassis size These are used for service purposes To exit Temp 1 press the Exit button RUN LOG The VSC 2000 logs the elapsed running time of the motor The log accumulates time for 65 536 hours or about 7 5 years TRIP LOG Available Choices DISPLAY PF UV MASK CLEAR The TRIP LOG feature logs the last 10 trips with the latest trip represented by the number 1 and the oldest trip represented by number 10 In the event of a trip the VSC 2000 records the internal status and the value of the Run Log or the date and time if an Extended Features card is installed DISPLAY This displays information in the trip log The format is shown by the example below 1 25 02 97 12 56 21 802000000 Over Current 900000002 Users Manual 21 VSC 2000 User s Manual Description of the screen The 1 represents the trip event number 25 02 97 the date of the trip 12 56 21 the time of the trip 802000 000 9C0000002 an internal code which is used for communication via the RS 485 serial output Over Current the trip event description message b PF UV MASK Available Choices ENABLE DISABLE Power Failure PF Under Voltage UV mask This is a mask that can be set so that the Trip Log will ignore tripevents caused by Power Failure and Under Voltage that will occur during power down of the drive b CLEAR Clear the current fault lo
49. ee Sunmmary Table below 5 PID Tuning Summary PID Tuning Adjustment In Open Loop Process Variable does not match desired operating Setpoint In Closed Loop System is unstable Check transducer output signal Span and Zero or use scaling resistors Increase Proportional Band PB or decrease Derivative Time Td System responds too slowly Decrease PB System oscillates momentarily Increase Proportional Band PB or decrease Derivative Time Td Process Variable does not equal Use or Increase the Integral Time Ti desired operating Setpoint User s Manual 28 VSC 2000 User s Manual PB Proportional Band The Proportional Band is defined as the percentage of input signal required to produce 100 output signal This value adjusts the loop gain of the system In general a larger value will result in a smaller loop gain If systems become unstable and oscillates increasing the PB will dampen the oscillations Ti sec r Integrator Time seconds repeat The Integral Time or reset time is the period of time the integrator output takes to repeat the input signal level i e seconds repeat or sec r For example if Ti 5 sec r and a 10 Hz step from O Hz is applied to the integrator input the output will equal or repeat the input of 10Hz 5 seconds later this example assumes 100 proportional band The action of the integrator within the PID is to accumulate the error signal fed into it If the error
50. ess the third button down on the right Select the language you understand METER READOUTS This screen provides information about the drives current operating conditions The parameters displayed are e Output Speed Hz e Output Current A e RPM RPM e DC Bus Voltage Vdc e MotorLoadin YoL e Motor power in kW KW Meter readouts are also available individually from the RUN screen by pressing over the top right corner of the screen To cycle through each parameter keep pressing this corner of the screen SERVICE Available Choices FAN CONTROL PHASE FAILURE TRIP POWER FAILURE TRIP IMBALANCE TRIP This set of features allows the user to obtain more information and control some of the internal parameters of the VSC 2000 WARNING DISABLING ANY TRIP FEATURE MUST BE DONE WITH CARE User s Manual 20 VSC 2000 User s Manual b FAN CONTROL Available Choices INTERNAL FAN HEATSINK FAN This allows independent control of the built in fans of the VSC 2000 the Internal Fan and the Heatsink fan Each of these fans can be set up to run continuously or in Automatic mode which means that the fans only run after a specific internal temperature is reached 35 C for the Internal Fan and 45 C for the Heatsink Fan b b INTERNAL FAN Available Choices ON AUTO Internal Fan operates continuously or in Automatic mode To exit Internal Fan press the INTERNAL FAN button or the Exit button b b HEATSINK FAN Avai
51. for the ESO operation NOTE once ESO has been enabled restoring the HVAC defaults will not disable it and selecting Industrial Terminals will not be allowed WARNING With ESO engaged Essential Services enabled and control input F high the ENABLE RUN STOP and the Comprehensive Control Station STOP in AUTO or MAN ARE DISABLED The VSC 2000 can only be stopped by opening control input F and applying a Stop signal All thermal trips are ignored and all other trips are AUTO RESTART ed indefinitely Note Warranty can be void if the drive is stressed ie If any trips are ignored during ESO SPEED SOURCE Available Choices OVERRIDE PRESET Enter Value 22122221 range OHz to Max Frequency setting INPUT 2 This allows the selection of the speed source used for Speed Override Selecting OVERRIDE PRESET means the drive will run at the constant speed you set To operate ESO from a variable external speed reference choose INPUT 2 The reference source is connected to Control Input IN 2 terminals 14 and 15 If the value entered is lower than the Minimum Frequency setting the VSC 2000 will run at the Minimum Frequency If the value entered is higher than the Maximum Frequency setting then it is automatically changed to the Maximum Frequency b b TIME ENABLED Pressing Time Enabled displays the time at which the ESO function was enabled IMO2000F Complete Setup Cont b b TIME STRESSED Pres
52. g accumulated data DATE Available Choices Enter Value 22222 11111 range up to 12 12 2055 Enter the current date in the format DD MM YY day month year e g enter 1 June 1996 as 01 06 96 When the Extended Features EF board is installed the VSC 2000 will maintain the correct date even when power is removed Without the EF Board installed the date defaults to 01 01 94 every time power is applied To save the changes and exit Date press the DATE button b TIME Available Choices Enter Value range 00 00 00 to 23 59 59 Enter the current time in 24 hour format When the Extended Features EF board is installed the VSC 2000 will maintain the correct time even when power is removed Without the EF Board installed the time defaults to 00 00 00 every time power is applied To save the changes and exit Time press the TIME button RS 485 SETUP Available Choices DRIVE ID NUMBER BIT RATE DATA FORMAT 2 4 WIRE Refer to the dedicated RS 485 Communications Supplement at the end of this manual for details IMO2000F RS 485 Setup Factory Controls b DRIVE ID NUMBER Available Choices Enter Value ess aaueaaaaa ae aaaaacaa range O to 31 Enter the drive ID number using the CCS touch screen To exit press DRIVE ID NUMBER or exit b BIT RATE Available Choices 19200 9600 4800 2400 Select the bit rate required from the avai
53. gt Condition lt value gt lt src gt Condition lt value gt A Brot N o N 10 NA 4 Runsignal NA 2 Under speed speed Hz 8 Overspeed speed Hz A La i saturation RE GM 8 2 1 3 A ion Mk NA 7 N Forward direction A PV underalanm speed Hz NA Auto restart faut 9 Off IMO2000F Comm Commands Cont VSC 2000 Communications Character Description Cc DC braking command r w Command Response cO lt cr gt lt strength gt lt cr gt lt lf gt r Retrieves the DC braking strength from the selected drive The range of lt strength gt is Oto 100 of motor nameplate current as entered in Setup Command Response c1 lt cr gt lt duration gt lt cr gt lt lf gt r Retrieves the DC braking duration in seconds from the selected drive Command Response cO strength Yo cr lt cr gt lt lf gt W Sets the DC braking strength 0 to 100 of motor nameplate current of the selected drive Command Response c1 lt duration gt lt cr gt lt cr gt lt lf gt W Sets the DC braking duration in the selected drive s The range of duration is 1 to 60 seconds Character Description d Display units 8 scale r w Command Response dOscr units lt cr gt lt lf gt r Retrieves the display units character string from the selected drive 8 characters max Command Response d1 lt cr gt lt scale gt lt decimal places gt lt cr gt lt lf
54. gt date time gt lt cr gt lt lf gt r Retrieves the date and time setting of the selected drive The format for the lt date time gt response is ccyy mo dd hh mn ss Where CC is the century 00 to 99 yy is the year 00 to 99 mo is the month of the year 01 to 12 dd is the day of the month 1 to 31 hh is the hour of the day 00 to 23 mn is the minute of the day 00 to 59 SS is the second of the minute 00 to 59 Command Response t lt date time gt lt cr gt lt cr gt lt lf gt W Sets the date and time in the selected drive s Character Description u Audible frequency command r w Command Response u lt cr gt value cr lf r Retrieves the audible carrier frequency from the selected drive Command Response u lt value gt lt cr gt CR self W Sets the audible carrier frequency in the selected drive s See table below Audible frequency Value Automatic selection A IMO2000F Comm Commands Cont VSC 2000 Communications Character Description Data Card read command r w This command allows you to read the contents of the data card 8 bytes at a time which can be saved to a file to retain your settings The second command allows the contents to be restored without having to change the format of the data that you previously retrieved The command returns if the check sum does not match The lt addr gt address range is 0 to 800 Hex and the lt 8databytes gt
55. gt r Retrieves the scale and the number of decimal places from the selected drive The scale factor is calculated as follows x x 256 lt scale gt max_ freq where x desired full scale value without a decimal point User s Manual 38 VSC 2000 User s Manual Comm Commands Cont VSC 2000 Communications Command Response Command Response dO units cr lt cr gt lt lf gt W e2 lt cr gt lt hh mm ss gt lt cr gt lt lf gt r Sets the display units character string in the selected drive s Note Use quotes Retrieves the time at which Essential Services was enabled The format is Command Response hh mm ss hours minutes seconds d1 lt scale gt lt decimal places gt lt cr gt lt cr gt lt lf gt W Command Response Sets the display scale value and number of decimal places in the selected drive s e3 lt cr gt lt hh mm ss gt lt cr gt lt lf gt r Ch i D pti Retrieves the time at which Essential Services was stressed i e when at least one sadist p z zad trip signal was ignored The format is hours minutes seconds hh mm ss e Essential services command r w on Character Description RAE nosponsa f Feature command r w e0 lt cr gt status cr if r l l l l Feature command is used to enable or disable the various features of the VSC 2000 Retrieves the Essential Services status from the selected drive The lt status gt field is 0 if Essential Services is disabled and is
56. hanical damage to gearboxes or other drive equipment caused by the motor running backwards Enable Reverse Direction by pressing the appropriate button To save the changes and exit Reverse Direction press the REVERSE DIRECTION button or the Exit button b CURRENT LIMIT Available Choices 75 110 CUSIONM sesesccsieccceiose Range is model dependent see below This sets the maximum output current of the VSC 2000 as a percentage of the VSC 2000 s rated current To change the limiting point select from the choices available or enter the desired value by using Custom This setting is not effected by the value entered for Namplate Current Note Current limiting is achieved by reducing the speed of the motor i e by reducing output frequency VSC 2000 Model Current Limit Range WSC 2A VSC 2G VSC 2J 36 to 1109 General Purpose Drives ae b THERMAL PROTECTION Available Choices THERMAL TRIP THERMAL DEVICE It PROTECTION User s Manual 8 VSC 2000 User s Manual An input is provided on the Control board Analog terminal strip for direct connection of a sensing device to be used for external thermal protection of the motor Connection details are shown in the VSC 2000 Installation Manual VSC 2000 Control Wiring Diagrams Note that it is allowed to enable both an external sensing device and l t protection gt b THERMAL TRIP Available Choices ENABLE DISABLE Enables or Disables the Thermal Protection in
57. he braking is prolonged as might be the case with an over hauling load such as a conveyor belt heavily loaded going downhill then the dynamic brake will be working continuously and the resistor will heat up accordingly In typical applications braking is intermittent D lt lt 1 therefore the resistor rating does not need to be for continuous operation but rather could be sized according to an average value of the power dissipation over the cycle time Even though the instantaneous intermittent power may exceed this rating if the resistor time constant is longer than the braking period the resulting resistor temperature rise over the cycle time may still be acceptable and the resistor will handle the load p 750 x D R Installing the Braking Resistor Wire the resistor to the two terminals labeled BR and BR in the VSC 2000 Also fit a thermistor in the resistor so that the resistor is protected from excessive loading over heating The thermistor should open an isolation contactor fitted in series with the supply input to the VSC 2000 Locate the braking resistor away from the drive in an area with sufficient cooling for the resistor Cooling fans may be useful Enabling Dynamic Braking Before running the drive ensure that it is programmed correctly Firstly select the appropriate drive stopping mode Press SETUP then COMPLETE SETUP and then scroll down V until DRIVE STOPPING appears RAMP TO STOP or COAST TO STOP may be
58. he VSC 2000 via the first level screen shown in Figure 4 The application you have for the VSC 2000 may allow you to run the inverter using the Factory Defaults or you might want Run QUICK to change some parameters The CCS Menu SE Index above can be helpful if any additional features for customizing the performance of the inverter are needed Pressing QUICK SETUP will take into this menu COMPLETE DISPLAY SETUP will take you into the extensive set up menu Figure 4 The first level CCS Menu Screen obtained by pressing Setup QUICK SETUP Available Choices MOTOR RAMP MINIMUM FREQUENCY MAXIMUM FREQUENCY b MOTOR Available Choices MOTOR VOLTAGE NAMEPLATE CURRENT MOTOR FREQUENCY NAMEPLATE SPEED RPM IMO2000F This menu allows you to enter specific information about the motor that you are using For improved performance see MOTOR on the COMPLETE SETUP To exit the Motor menu press the Exit button or the Run button to jump to the running screen b b MOTOR VOLTAGE Available Choices 330 380 415 V 440 460 480 V these are choices for VSC 2G s only Custom range Voltage Range VSCZA 200 240 VSC2G 330 480 VSC2J 330 600 Select a voltage value equal to the nameplate voltage of your motor Press the V button to see more choices or to enter the desired value using Custom Press MOTOR VOLTAGE or Exit button to exit b 5 NAMEPLATE CURRENT Available Choices Enter Value Enter the value equ
59. he VSC 2000 provides two Analog Inputs which can be programmed to receive current signals 0 to 20mA or 4 to 20mA or voltage signals 0 to 5Vdc or 0 to 10Vdc Select each of the inputs from the available choices and set it up according to the descriptions below To select linput 1 or Input 2 as a speed reference in your installation of the VSC 2000 use the Control Input terminals inputs G and H and F for Enhanced Terminals to select the Speed reference Refer to the VSC 2000 Installation Manual Terminal Configurations tables for details For example to select Input 2 IN 2 input G must be taken high otherwise the default is Input 1 To save the changes and exit Analog Input press the ANALOG INPUT button or the Exit button b b INPUT 1 Available Choices SIGNAL TYPE MINIMUM MAXIMUM SIGNAL CONDITION This input is selected by default which means that the VSC 2000 will look for a signal at this input when AUTO mode is selected on the CCS unless Control Terminal inputs have been wired for a different Speed Reference see above paragraphs Minimum and Maximum values can be set for the analog inputs such that an input signal less than Minimum causes the VSC 2000 to run at Minimum Frequency and an input signal greater than Maximum causes it to run at Maximum Frequency IMO2000F Complete Setup Cont The allowable operating range Maximum Minimum is 10 of the value for the highest input signal i e for a 0 to 5V DC input signa
60. ion represents minimum to maximum frequency Where lt type gt 0 for O to 5 V configuration 1 for O to 10 V configuration 2 for O to 20mA configuration 3 for 4 to 20mA configuration lt min gt is the minimum input value Hz lt max gt is the maximum input value HZ lt src gt see table below Users Manual 40 VSC 2000 User s Manual Response lt cr gt lt lf gt W Command o lt number gt lt type gt lt min gt lt max gt lt src gt lt cr gt Sets the analog input configuration for the analog input specified by number 1 or 2 in the selected drive s Note see the VSC 2000 User s Manual Analog Inputs for DIP switch settings to configure the analog input circuits which can only be set this way Character Description p Slip compensation command r w Command Response p lt cr gt slip comp gt lt cr gt lt lf gt r Retrieves the slip compensation from the selected drive Command Response p lt slip comp gt lt cr gt CR lf W Sets the slip compensation in the selected drive s The range for slip comp gt is 0 to 150 Character Description r Ramp command r w The VSC 2000 has two ramp specifications Ramp1 and Ramp2 that control acceleration and deceleration times Command r lt cr gt lt ramp number gt lt cr gt lt lf gt r Retrieves the active ramp from the selected drive Response Response value cr lf Command r f
61. ively User s Manual 33 VSC 2000 User s Manual Command Response F lt output frequency gt lt cr gt lt cr gt lt lf gt W Sets the lt output frequency gt reference The range for the lt output frequency is 0 0 to 200 0Hz Note For the VSC 2000 to respond to this command the Control Wiring at the Control Terminals must be configured to select Preset Speed 1 see VSC 2000 Instalation Manual Note Use the R command for direction control Command Response F lt preset gt lt cr gt lt output frequency cr if r The selected drive returns its value for the Preset Speed specified by lt preset gt where lt preset gt is a digit from 1 to 6 Command Response F lt preset gt lt output frequency gt lt cr gt lt cr gt lt lf gt W Sets the nominated Preset Speed to the value specified by lt output frequency gt Command Response Fx lt cr gt max frequency gt lt cr gt lt lf gt r Retrieves the maximum frequency setting of the selected drive Command Response Fn lt cr gt lt min frequency gt lt cr gt lt lf gt r Retrieves the minimum frequency setting of the selected drive Command Response Fx lt max frequency gt lt cr gt CPR lf W Sets the maximum frequency setting of the selected drive The range for the maximum is 5 to 200 Hz Command Response Fn lt min frequency gt lt cr gt lt cr gt lt lf gt W Sets the minimum frequency setting of the selected drive The range for the minimum
62. l Type selected or press Present Value to have the VSC 2000 read the input and set the parameter to a value equal to the signal presently available at the input An input signal equal to or less than this minimum value will cause the drive to run at minimum frequency Users Manual 10 VSC 2000 User s Manual To save the changes and exit Minimum press the MINIMUM button or the Exit button MAXIMUM Available Choices PRESENT VALUE CUSTOM PER ce O C A dO range depends on the Signal Type selected see above To set the Maximum input value enter it using Custom as Volts or mAmps depending on the Signal Type selected or press Present Value to have the VSC 2000 read the input and set the parameter to a value equal to the signal presently available at the input An input signal equal to or greater than this maximum value will cause the drive to run at maximum frequency The speed reference is linear between the minimum and maximum values The maximum range on the analog input is 10 of the selected range i e 0 5 V fora 0 5 V range These minimum and maximum values are independent of the drives minimum and maximum frequencies SIGNAL CONDITION REVERSE ACTING BIPOLAR SIGNAL The two inputs can be independently set to operate in a Reverse Acting or Bipolar function Reverse Acting means that a minimum input signal will cause the VSC 2000 to run at a Maximum Speed and a maximum input signal will cause it to run at Minimum Speed
63. l the lowest effective signal range is at 0 5V DC and the uppermost is 4 5V DC Note that speed reference is linear between Minimum and Maximum points Note also that the Minimum and Maximum values are completely independent from one another and do not affect the minimum and maximum speeds of the inverter To save the changes and exit Input 1 press the INPUT 1 button or the Exit button SIGNAL TYPE Available Choices 0 5V 0 10V 0 20mA 4 20mA This selects the required range for the analog input A message will be displayed showing how the DIP switches on block SW1 located above the ANALOG input terminals must be set on the Control Board of the VSC 2000 Make note of the switch positions so that they can be set accordingly after the power has been removed and the capacitors are fully discharged As the two analog inputs are independent their switch settings are also independent In the table below SW1 1 and SW1 2 apply only to Analog Input 1 SW1 3 and SW1 4 apply only to Analog Input 2 Therefore different ranges may be selected for each input and the appropriate switch settings will be on different lines in the table Type Input 1 Input 2 SW Ta 4 20mA Closed ON Closed ON Open OFF MINIMUM Available Choices PRESENT VALUE CUSTOM eee nee dantan do kob koke AE range depends on the Signal Type selected see above To set the Minimum input value enter it using Custom as Volts or mAmps depending on the Signa
64. lable Choices ON AUTO Internal Fan operates continuously or in Automatic mode To exit Heatsink Fan press the HEATSINK FAN button or the Exit button To exit Fan Control press the FAN CONTROL button or the Exit button b PHASE FAILURE TRIP Available Choices ENABLE DISABLE This feature may be used for DC supply applications to avoid the Phase Failure sensing causing a trip WARNING Disabling the phase failure trip may subject the input power ciruits to potentially damaging currents under certain conditions b POWER FAILURE TRIP Available Choices ENABLE DISABLE This feature can be used for power failure ride over or to allow for tranfer to UPS supply in the event of mains failure WARNING l Disabling power failure may subject the input power circuits to potentially damaging currents under certain conditions IMO2000F Thermal Display Run Log Trip Log b IMBALANCE TRIP Available Choices ENABLE DISABLE This feature can be used for overriding false drive output phase imbalance trips due to excessive and repeated load fluctuations THERMAL DISPLAY This screen displays the current temperature readings of all of the internal temperature sensors installed on the drive The number of sensors fitted depends on the size of the drive An indication of NF will be shown next to the sensor number if that particular sensor is not fitted Sensor 0 is internal ambient air temperature 1 2 3 etc ar
65. lable choices This must be consistent with the setting of the communicating master PC etc b DATA FORMAT Available Choices n81 no parity 8 data bits 1 stop bit ZUA EN EE even parity 7 data bits 1 stop bit OP PEZET odd parity 7 data bits 1 stop bit Select the required data format from the available choices This must be consistent with the setting of the communicating master PC etc b 2 4 WIRE Available Choices 2 WIRE 4 WIRE Select the required wiring topology 2 WIRE operation means that communications is half duplex a communicating device cannot send and receive at the same time 4 WIRE operation means that communications is full duplex a communicating device can send and receive at the same time FACTORY CONTROLS Available Choices ENABLE DISABLE In the event that an alteration to a factory preset control is required in the field for a specific application detailed instructions will be provided Press the FACTORY CONTROLS button or the Exit button to exit Factory controls This is the end of the menu selections from the Setup screen User s Manual 22 VSC 2000 User s Manual Contents PID Controller PID CONTROLLER Feed Contents Section Page PID STRUCTURE aras AA EEE APE ip ket e n OE a pO 23 Setpoint PID Ramp and PID SPECIFICATIONS 24 SO en ki ve res FB CON TROL V VIR ING oui EE SAR AE RE EA Ecke ik 26 PID SOFTWARE MENU STRUCTURE oai EA Er 27 E a SETUP CHECKLIST AND TUNING
66. lists the internal variables and the associated lt variable ID gt assignments Internal variable lt Variable ID gt TO ambient o ma 2 f Busvolts pom 3 Drive output power me 4 Operating carrier load Character Description a Auto restart command r w Command Response a lt cr gt lt status gt lt resetT gt lt restarts gt lt cr gt lt lf gt r Retrieves the auto restart configuration from the selected drive Command Response a lt status gt lt reset I gt lt restarts gt lt cr lt cr gt lt lf gt W Sets the auto restart configuration in the selected drive s where status 0 for disabled 1 for enabled resetT The reset time in 0 1 seconds range is 0 1 to 20 minutes 60 to 12000 ie 1 10 seconds restarts The number of restarts permitted 2 to 15 User s Manual 37 VSC 2000 User s Manual Character Description b Digital output command r w Command Response b lt output gt lt cr gt lt src gt lt status gt lt value gt lt cr gt lt If gt r Retrieves the output source assignment status and value if applicable from the selected drive Command Response b lt output gt lt src gt lt value gt lt cr gt lt cr gt lt lf gt W Sets the digital output source and value if applicable in the selected drive s Output signals are po Relay 1 5 Output M terminal 83 Output s designated source is se ote an mo o in on es eS oe cate ot lt src
67. lt speed gt lt cr gt lt lf gt r OR IN2 cr lf r Retrieves the jog setting from the selected drive Two responses are possible 1 Returns PRE speed the speed in Hz for the JOG PRESET 2 Returns IN2 for the external speed reference on ANALOG INPUT 2 No speed value is returned for IN2 since this is an external reference Users Manual 34 VSC 2000 User s Manual Command Response JPRE lt speed gt lt cr gt lt cr gt lt lf gt W Sets JOG PRESET and the JOG PRESET speed in the selected drive s to speed Command Response JIN2 lt cr gt lt cr gt lt If gt W Sets the JOG speed reference in the selected drive s to ANALOG INPUT 2 Character Description L Current limit command r w Command Response L lt cr gt lt current limit Yo cr lf r Selected drive returns the current limit as a percentage of the drive s continuous rating Command Response L lt current limit Yo lt cr gt lt lf gt W Sets the selected drive s current limit percentage to the value current limit Yo The range of values for current limit Yo is from 36 to 110 Character Description M Motor command r w Command Response MV lt cr gt lt motor voltage gt lt cr gt lt lf gt r Retrieves the motor voltage Volts setting of the selected drive Command Response MC lt cr gt motor current gt lt cr gt lt lf gt r Retrieves the motor current Amps setting of the selected drive Command Response MF l
68. minal off as if left open Once terminals are set for remote control a state is sent via a Rs command A 1 will set terminal on as if connected to 24V and 0 will set the terminal off as if left open Note To disable the CCS touch screen from manual intervention see Disable the CCS Touch Screen page 2 IMO2000F Comm Commands Cont VSC 2000 Communications Command Response Rm lt cr gt lt mask gt lt cr gt lt lf gt r The selected drive will return twelve binary digits of the mask value in mask A 1 indicates that the corresponding terminal is set to remote Command Response Rs lt cr gt state cr if r The selected drive will return twelve binary digits in state representing the state of the terminals ordered left to right for terminals 40 47 80 83 A 1 indicates that the corresponding terminal is set ON Once terminals are set for remote control a state is sent via a Rs command A 1 Command Response Rm lt mask gt lt cr gt lt cr gt lt lf gt W Sets the mask value in the selected drive s as specified by the twelve binary digits in lt mask gt A 1 indicates that the corresponding terminal is set for remote Command Response Rs lt terminal gt lt state gt lt cr gt CR lf W Sets the terminal to the value specified by state The value of state is either a 0 or 1 where a 1 indicates that the corresponding terminal is
69. mon mode interference RS 232 permits two devices to be connected point to point and can achieve up to 20 kBit sec over a cable length of 15 meters Longer distances are possible but at lower bit rates Installation Wiring RS 485 is a differential balanced specification where signal transmission is done over a pair of cable conductors the signal and it s logical complement The receiver Figure 1 below contains the four network configurations supported In each case some compares the voltage between the pair of conductors so any common mode wiring installation precautions will help minimise the risk of network failure These interference is cancelled RS 485 permits two or more devices to be connected in a precautions include multi drop or parallel configuration and can achieve 100 kBit sec over a cable length of e Use shielded communications cable 1200 meters e It is recommended that the circuit commons be connected in addition to An alternative to using wire is to use a fibre optic transceiver to convert standard RS communication conductors 232 electrical signals to optical signals This will provide far greater noise immunity for longer distances as well as total electrical isolation often important for equipment connected over long distances in industrial environments or for applications such long conveyor belts exposed to lighting strikes and varying ground potentials e Each length of cable should have it s shield con
70. n gt lt max gt lt cond gt lt cr gt lt lf gt r Retrieves the analog input configuration for the analog input specified by number 1 or 2 from the selected drive Where IMO2000F Comm Commands Cont VSC 2000 Communications lt type gt 0 for O to 5 V configuration 1 for O to 10 V configuration 2 for O to 20mA configuration 3 for 4 to 20mA configuration lt min gt is the minimum input value 0 1023 represents 0 100 of the selected configuration lt max gt is the maximum input value 0 1023 represents 0 100 of the selected configuration lt inv gt 0 disable reverse acting 1 enable reverse acting lt bip gt 0 disable bipolar range 1 enable bipolar range Command Response i lt number gt lt type gt lt min gt lt max gt lt inv gt lt bip gt lt cr gt lt cr gt lt lf gt W Sets the analog input configuration for the analog input 1 or 2 specified by lt number gt 1 or 2 in the selected drive s Note see the VSC 2000 User s Manual Analog Inputs for DIP switch settings to configure the analog input circuits which can only be set this way Character Description o Analog output command r w Command Response o lt number gt lt cr gt lt type gt lt min gt lt max gt lt src gt lt cr gt lt lf gt r Retrieves the analog output configuration for the analog input specified by number 1 or 2 from the selected drive Each configurat
71. nected to ground at one end only The shield connection should be made as close as possible to the earthing conductor e Avoid laying communication cables adjacent to power cabling and wiring If not possible utilize the best separation of communication cabling and power cabling Although RS 232 and RS 485 are standard protocols not all converters are alike You must use an isolated converter and we recommend you try and use those which are known by Zener to work well We currently support have most with experience the JAMECO isolated RS232 485 converter Jameco part no 122956 e f communication cables must cross power cables they should do so at right angles to each other IMO2000F User s Manual 31 VSC 2000 User s Manual Communication Commands VSC 2000 Communications OVb S Z 5 SW3 3 T L gt o Oo Point to Point Point to Point A hea ver 4 Wire 2 Wire SME GOA e a Full Duplex Half Duplex Z 680 113 14 RX Gi L 3 22R 120 i j R 75AL TX O F 22R 120 B Multidrop Multidrop REL 4 Wire 2 Wire A n Full Duplex Half Duplex ay 10 5 a X A spal L ND E O l n I 10V m AWA So Figure 2 User Serial Port POT gt circuit configuration showing RE Bye WL Wawa e EEG location of DIP Swiches used com iy L to configure the port S N
72. of it s capacity OV indicates that the motor is being driven by the load at 110 of its Capacity current is being re generated and 2 5V indicates a no load condition Refer to the table below for sample indications Signal Maximum Load Indication at 100 Type Output 110 O L Rated Load 0 to 10Vdc 10Vdc 9 1Vde 0 to 5Vde 4 5Vde 0 to 20mA 18 2mA 4 to 20mA 18 5mA b b ANALOG OUTPUT 2 see ANALOG OUTPUT 1 NOTE use SW on the control board to select Signal Type Users Manual 12 VSC 2000 User s Manual DIGITAL OUTPUTS Available Choices RELAY 1 RELAY 2 OUTPUT J K L 8 M Relays 1 and 2 and four optional control outputs J K L 4 M of the VSC 2000 can be individually programmed to indicate one of a number of status conditions or flags described below The four optional outputs J K L 8 M are available only when the Extended Features board is installed Note that in Enhanced Terminal Configuration J K L amp M are available as pre assigned inputs only To connect assign an output or a relay to any of these flags conditions first select the Digital Output and then select the flag from the available choices described below Digital Outputs assignable flags FLAG NAME TRUE CONDITION ZERO SPEED Reverse Signal latched Turns the selected Relay or Output ON Forward Signal latched Turns the selected Relay or Output OFF It TRIP Trip due to overcurrent accunulation in lft sensing OVER TEMP TRIP Ove
73. ont VSC 2000 Communications Character Description B Automatic Boost setting r w Command Response B lt cr gt lt auto boost gt lt cr gt lt lf gt r Prompt the currently selected drive to output it s automatic boost percentage Command Response B lt auto boost gt lt cr gt lt cr gt lt lf gt w Specifies the automatic boost percentage to the selected drive The range for lt auto boost gt is from O to 100 Character Description C Output current magnitude r Command Response C lt cr gt lt current magnitude gt lt cr gt lt lf gt r Prompts the currently selected drive to return its output current magnitude Character Description D Deceleration time command r w Command Response D lt cr gt lt deceleration time gt lt cr gt lt lf gt r Prompts the currently selected drive to return its deceleration time value Command Response D lt deceleration time gt lt cr gt lt cr gt lt lf gt W Specifies the deceleration time in seconds to the selected drive The deceleration time is the time it takes a drive output to reach zero from base speed e g 50 to OHz The range for deceleration time is from 0 5 to 600 seconds Character Description F Drive output frequency command r w Command Response F lt cr gt lt output frequency cr lf r Prompts the selected drive to return it s output frequency The soutput frequency is prefixed with either or to indicate forward or reverse respect
74. ource Note SPEED pot must be disabled in CCS IN AUTO if the MOTORIZED POT option is to function To save the changes and exit CCS in Auto press the CCS IN AUTO button or the Exit button DISPLAY UNITS Available Choices Enter Value The VSC 2000 is able to display motor speed in user defined units The default setting is motor output frequency in Hz but it can very easily be changed at any time so that the display will show for example mtr min Cans hr or anything else up to 8 characters To change the Display Units first delete the existing setting using the Delete 4 Button and then enter the desired units Pressing the Next Page V Button will give you access to lower case as well as some more special characters To save the changes and exit Display Units press the DISPLAY UNITS button DISPLAY SCALE Available Choices Enter Value Similarly to the user defined Speed Units the Display Scale is also easily customized The default setting is the motor output frequency value in Hz 50 or 60Hz depending on the Maximum Frequency setting but it can be changed to any IMO2000F Complete Setup Cont number from 0 to 9999 or 999 9 with one decimal place if zero is entered the inverter will still run normally but the Run Screen will always show 0 for speed Note that for all Speed settings Preset Speeds Skip Speed Jog Preset Override Preset Under Over and At Speed will depend on the Display Scale and will
75. pect the VSC 2000 for shipping damage If any damage is found report it to the carrier immediately Access the inside of the controller and check for any visually apparent damage DO NOT ATTEMPT TO OPERATE THE VSC 2000 IF ANY OBVIOUS DAMAGE EXISTS After the initial inspection the VSC 2000 may be re packed and stored in a clean dry location until you are ready to use it DO NOT store this equipment in any area where the ambient temperature will rise above 70 C 158 F or drop below 20 C 4 F DO NOT store this equipment in areas of high condensation or corrosive atmosphere Firmware Applicable New sections of this manual apply to firmware available from EPROM revisions released after 2 July 1997 Applicable to VSC 2000 s with EPROM Part Nunmbers J930000M J941000R J942000H IMO2003F 2 18 2004 User s Manual Page 1 of 43 VSC 2000 User s Manual Comprehensive Control Station Operation CCS The VSC 2000 is shipped with a Comprehensive ansive Control Station Control Station CCS which allows all of its operating parameters to be fully customized in order to suit virtually any application simple or complex Figure 1 on the right shows the layout of the Comprehensive Control Station CCS Below is a description of the controls AUTO Pressing this button will cause the adjacent yellow LED to illuminate and the VSC 2000 to be controlled remotely via push buttons relay contacts or an external speed reference which
76. propriate button or enter the desired value using Custom This setting can also be used to limit the output frequency of the VSC 2000 to just about any value within the range The lowest value for the Maximum Frequency is limited to be 5 Hz above the current Minimum Frequency setting e g If Minimum Speed setting is 5Hz then the lowest value allowed for Maximum Speed is 10Hz IMO2000F COMPLETE SETUP Feature Page Available Choices b MOTOR ccccscsessscccceceeseeeeeeeeceeeeeeeeeseseseeeseeesnsaaeaeeeees 5 ERAU ie t pi tt AAAA 6 b MINIMUM FREQUENCY ccccccccscscscsesesecececsesesceceeeneeenees 6 b MAXIMUM FREQUENCY ccccccccscscscsesseesscecseseseeeseneeeeees 6 DOT OR bet tot E ta tl e E 7 WA WI kitan kib ab atis an oi loin pu ion ossaen ton 7 b MINIMUM FREQUENCY c ccccccscscscsesesecscscsesesceceeenenenees 8 b MAXIMUM FREQUENCY c ccccccscscscsessscececseseseaceeeeeeeees 8 b REVERSE DIRECTION ccccccccccccscsesesessecscseseseetseeeeenees 8 b CURRENT LIMIT ae GEO OGAE 8 b THERMAL PROTECTION ccccccccscscscsessssssesssessseecseeeetenees 8 b AUTOMATIC BOOST esse adikk 9 b DRIVE CONFIG EZ 9 KANALOCJNPUT sa AOR 10 b ANALOG OUTPUTS ao sai sion as out vi OKA 11 b DIGITAL OUTPUTS cccccccccesssesssssseseseecerensesstetecseseecenens 13 b POWER ON CONFIG cccccsesesseesssesescenescecscscscseseeceeeesees 13 A ES NAN O ket apse cts dia EE PA WG tence 14 DISPLAY UNITS aaa osa iwo Sa
77. put of the VSC 2000 Thermal Trip should be disabled if there is no thermistor or thermal switch connected To save the changes and exit Thermal Trip press the THERMAL TRIP button or the Exit button b THERMAL DEVICE Available Choices THERMISTOR MICROTHERM Select the thermal protection device is being used from either a Thermistor or a Microtherm thermal switch Press over the device name to select it The VSC 2000 will detect a shorted thermistor To save the changes and exit Thermal Device press the THERMAL DEVICE button or the Exit button b b Pt PROTECTION Available Choices ENABLE DISABLE It Enter Value 1 1 11 range 36 to 150 of Motor Nameplate Current The l t value is set to match the motor automatically when the motor Nameplate Current is entered under MOTOR parameters in COMPLETE SETUP The drive will trip on lt after the motor has been running at 110 motor Nameplate Current for approximately two minutes I t is not suitable for multiple motors running on one VSC 2000 since there is no discrimination between individual motors NOTE If power is removed from the drive after an It trip the motor should be allowed to cool down before the inverter is restarted Motors running highly loaded at low speeds should have external cooling and an external motor thermal sensing device such as microtherms or thermistors for protection To save the changes and exit l t Protection press the I t PROTEC
78. r Industrial and HVAC terminal configurations only Presets 1 and 2 are available The desired Preset Speed is activated by forcing the appropriate control terminal inputs to a high state With an Extended Features board installed Presets 1 to 6 For more information on how to select the Preset Speeds see the Terminal Configuration pages in the VSC 2000 Installation Manual To exit Preset Soeeds menu press the PRESET SPEEDS button or Exit button b b PRESET 1 Available Choices Custom range 0 to 200Hz limited by the Maximum Speed setting Enter the desired value by using Custom A value less than the Minimum Frequency setting will not be accepted by the VSC 2000 and the preset value will be made equal to Minimum Frequency setting To save the changes and exit Preset 1 press the PRESET button b b PRESET 2 3 4 58 6 See PRESET 1 above Available Choices SKIP 1 SKIP 2 3 4 The VSC 2000 may be set up to skip jump over four independant user programmable frequencies This facility is of utmost importance in systems where the mechanical resonant frequencies lie within the range covered by the inverter Skipping these frequencies will cause the motor to be driven through them without stopping which will avoid any mechanical damage Users Manual 15 VSC 2000 User s Manual If for example a Skip Speed is 25Hz and the range is 5Hz then frequencies from 20 to 30Hz are skipped If the speed reference is set between 20 and 25Hz
79. r temperature in drive enclosure or heat sink All Relays energized Outputs high for above true conditions with the exception of those marked See the PID Controller section for further details To save the changes and exit Digital Output press the DIGITAL OUTPUT button or the Exit button Drive is Enabled terminals 40 48 joined Terminal 48 is 24V Drive is at Zero Speed Drive Enabled not tripped see HVAC Terminal Configuration Drive running in ESO mode see HVAC Terminal Configuration IMO2000F Complete Setup Cont b b RELAY 1 Available Choices ZERO SPEED RUN SIGNAL UNDER SPEED OVER SPEED PV OVER ALARM PV UNDER ALARM AUTO RES AVAILABLE FAN LOAD WARNING VW AT SPEED DRIVE ENABLED FORWARD DIRECTION REVERSE DIRECTION v THERMAL TRIP l t TRIP OVER TEMP TRIP MANUAL PID I SATURATION PID OUTPUT SATURATION W vy Select from the available choices see previous Flag Name descriptions in the table and assign to the Relay 1 output To save the changes and exit Relay 1 press the RELAY 1 button or the Exit button b b RELAY 2 same as for RELAY 1 above b b OUTPUTS J K L8 M These are available with Industrial HVAC and Enhanced Terminals when an Extended Features board is installed and can be assigned a Flag Name as for RELAY 1 above These outputs are not available in Enhanced Terminals with Motorised Pot since J K L amp M are pre defined inputs only Note load c
80. rce will select the speed at which the VSC 2000 will run when the Jog contact Control terminal 45 for HVAC and Industrial or Control Terminal 82 for Enhanced terminals is closed There are two references that can set the Speed JOG PRESET or INPUT 2 JOG PRESET Selecting JOG PRESET means the drive will run at the constant speed set Enter the desired speed as if it was a custom setting Note the Jog feature is disabled when the VSC 2000 is operating in Essential Services mode INPUT 2 Choose INPUT 2 to operate Jog speed override from a variable external speed reference The reference source is connected to Control Input IN 2 terminals 14 and 15 If the value entered is lower than the Minimum Frequency setting the VSC 2000 will run at the Minimum Frequency If the value entered is higher than the Maximum Frequency setting then it is automatically changed to the Maximum Frequency b ESSENTIAL SERVICES Available Choices ENABLE DISABLE TIME ENABLED TIME STRESSED Essential Services Override ESO provides the ability to override all VSC 2000 control inputs via a contact closure to a single VSC 2000 control input Essential Services is only available wnen HVAC Terminals are selected For HVAC applications it is often a requirement for the VSC 2000 to operate under special conditions to provide Essential Services e g for running emergency ventilators in Fire Stair wells or Underground Car parks Enabling this feature means that
81. resents 200 of the required full scale deflection of the PROCESS VARIABLE The required SPEED SCALE parameter is calculated as follows a 100 disp 200 Where K isp is the DISPLAY SCALE parameter x fmax A max is the MAXIMUM FREQUENCY output of the VSC 2000 lf the display scaling has been altered as have the units and the inverter output frequency is still required it may be displayed via the meter readouts display to the right of the SETUP touch key Refer to the VSC 2000 User s Manual for details IMO2000F Definition of PID Settings Cont PID Controller Output Signals Additional analog and digital output signals are available to compliment the PID controller Refer to the VSC 2000 User s Manual for details of analog and digital output assignments Extra signals available to the analogue outputs are e PID OUTPUT PROCESS VARIABLE PID I SIGNAL Extra signals are available for digital output of the VSC 2000 terminal strip The signals are e PID I SATURATION asserted when the integrator saturates e PID OUTPUT SATURATION asserted when the controller output is greater or equal OUTPUT CLAMP or less or equal OUTPUT CLAMP e PV OVER ALARM asserted when the PROCESS VARIABLE is greater than the PV OVER ALARM threshold PV UNDER ALARM asserted when the PROCESS VARIABLE is less than the PV UNDER ALARM threshold User s Manual 30 VSC 2000 User s Manual Introduction VSC 2000 Communications
82. roceeding with this section it is assumed that you have read and understood the VSC 2000 Installation Manual Start Up and Adjustment Procedures and that Electrical Installation and the Control Wiring if used diagrams have been followed in making the installation If not then please refer to these sections now Switch on input power to the drive The graphic display will illuminate and the LED s next to the buttons will flash once If not refer to the Trouble Shooting guide With the MAN manual mode selected and the speed signal at zero select a direction by pressing FWD or REV The respective LED will illuminate If it does not or if any fault message is displayed refer to the Trouble Shooting guide in the VSC 2000 Installation Guide If the motor shaft spins in the wrong direction press STOP to activate the stop circuit remove input power and swap any two motor phase wires Re apply input power and select a direction by pressing FWD or REV Increase the speed signal to a maximum The motor will accelerate smoothly to full speed If not refer to the Trouble Shooting guide in the VSC 2000 Installation Guide Using the Menu System Soft Button 1 Description Button Soft Button 2 Help Value Button SETUP First Menu item SETUP Soft Button 6 v LANGUAGE Second Menu Item Soft Button 3 Exit DISPLAY N Soft Button 7 Next Page Button Third Menu Item Soft Button 4 s Soft Button 8 Exit Delete Undo Figure 3 Fourth Menu
83. ry time power is applied The following descriptions apply to both Ramp 1 and Ramp 2 When acceleration of the motor and load is required the ACCEL TIME and ACCEL S TIME settings are used When deceleration of the motor and load is required the DECEL TIME and DECEL S TIME settings are used IMO2000F Complete Setup Cont Frequency Acceleration Rate Adjusting the linear setting changes the slope of this line S curve same at both ends of linear ramp 0 S time S time time Ramp time with S time set to 0 01 Ramp time with S time set to a value greater than zero ACCEL TIME Available Choices 1 2 5 sec 15 30 60 120 sec CUSTOM e eee ne Ree ee eee eres range 0 5 to 600 seconds The ACCEL TIME is the time taken for the rotor to go from zero speed up to motor rated speed On a 50Hz drive this means that if the ramp time is set to 10 seconds and maximum speed is set to 75Hz then the VSC 2000 will take 10 seconds to go from O to 50Hz and another 5 seconds to go from 50Hz to 75Hz 15 seconds from 0 to 75Hz if ACCEL S TIME is set to minimum ACCEL S TIME Available Choices 1 5 15 sec CUStOM aaa ka OCE range 0 01 to 40 seconds The ACCEL S TIME is the time taken for the rotor acceleration to reach the limit of acceleration as set by the rated speed and the ACCEL TIME Using the Accel S Time ensures smooth speed increases when accelerating The longer the Accel S Time the smoother the speed in
84. s desired by using the Display Scale and Display Units features in the Complete Setup menu on the CCS Process Variable The Process Variable is the output quantity of the process For example chamber pressure The sensing equipment measures this quantity and produces the feed back signal for control When the PID Controller is enabled the process variable signal is measured from analog input IN 2 Analog input IN 2 can accommodate reverse acting signals as well as the minimum and maximum levels of the input Refer to the VSC 2000 User s Manual for details of analogue input configuration In some situations it may be necessary to perform analog scaling prior to connection to the VSC 2000 There are miniature board options available from Zener Electric for these situations Feed FWD The Feed forward is primarily used to help linearize the system and is the value that allows the operating point of the system to be shifted leaving the PID Controller to regulate about this operating point For example in a web tension control system the feed forward input is used to set the operating speed and the PID Controller regulates the web tension at this speed The set point is a web tension value and the process variable is the web tension feedback signal Users Manual 29 VSC 2000 User s Manual External OPEN loop CLOSED loop control This menu item enables or disables the function of control terminal 83 When this menu item is
85. signal is positive the integrator output will rise and if the error signal is negative the integrator output will fall In PID closed loop control the action of the integrator drives the process to maintain zero steady state error In some cases driving the process to reach zero steady state error may be hazardous to the process or operators and some limit must be set so that the process is driven safely These limits are defined by l CLAMP and l CLAMP Td sec Derivative Time The derivative control action is used to predict the future magnitude of the error signal The derivative time Td specifies how far into the future in seconds to predict For example suppose the error signal is a constant ramp of 10 Hz sec starting from 0 Hz and Td 0 5 seconds At 2 seconds the error is 20 Hz and the output of the derivative path is 10 Hz sec x 0 5 sec 5 Hz The result is summed with the error to yield 25 Hz which is the predicted error signal after 2 5 seconds Integrator Preset When the PID controller is Enabled under closed loop operation and when the VSC 2000 is not running the integrator is pre set to the value entered as the INTEGRATOR PRESET I Clamp Positive Integrator Clamp The I CLAMP specifies the upper clamp value for the integrator output If the integrator output reaches this clamp value the anti windup mechanism activates and integrator is held at this level until the error changes polarity If the error
86. sing Time Stressed displays the time at which the VSC 2000 has run in ESO and at least one of the trip signals was present and was ignored To save the changes and exit Essential Services press the ESSENTIAL SERVICES button or the Exit button b AUDIBLE FREQUENCY Available Choices AUTOMATIC SELECTION 2 0 4 0 6 0 8 0 kHz 10 0 12 0 14 0 16 0kHz The Audible or carrier Frequency is the frequency at which the output transistors switch to produce the PWM This switching produces the audible noise on the motor Generally the higher frequencies produce less noise but also increase the switching losses which results in additional heating within the drive For most efficient operation select 2 kHz If problems with EMC type interference are encountered also select 2 kHz which may reduce these problems in some cases In the Automatic default setting the VSC 2000 monitors internal heating and if necessary will reduce the Audible Frequency to ensure continuous operation If the ambient temperature or the load increases the VSC 2000 will then step the frequency down in 2kHz steps to reduce heat dissipation limiting losses In Automatic the VSC 2000 will operate at the highest Audible Frequency possible It also operates to deliver more power to the motor at or near full speed by reducing Audible Frequency When frequency is reduced near 50 Hz the motor noise spectrum is more spread out in a similar effect to random modulation The result is
87. sting boost because too much boost may cause some motor instability DRIVE CONFIG Available Choices SELECT TERMINALS SET CUSTOM DEFAULTS RESTORE DEFAULTS This facility allows you to select the terminal configuration of the control input and outputs of the VSC 2000 Options are HVAC Industrial or Enhanced Terminals The terminal configurations are described in detail in the VSC 2000 Installation Manual Drive Config is also where you can restore the factory defaults for all of the settings of the VSC 2000 b b SELECT TERMINALS Select the control terminal configuration you require from INDUSTRIAL TERMINALS This is the factory default setting HVAC TERMINALS Used for Air Conditioning applications includes the Essential Services Override feature User s Manual 9 VSC 2000 User s Manual ENHANCED TERMINALS An Extended Features board is required to fully utilize this terminal strip configuration with 6 Preset Speeds to choose from Motorized Pot and Ramp 1 or 2 select available b SET CUSTOM DEFAULTS Replace user settings with factory default values for the current terminal selection For the terminal strip selected a set of factory parameters are loaded gt b RESTORE DEFAULTS Reload entire controller parameters and factory defaults for Industrial Terminals Replaces user settings and initialises controller parameters independent of terminal selection ANALOG INPUTS Available Choices INPUT 1 INPUT 2 T
88. t Input 1 press the ANALOG OUTPUT 1 button or the Exit button SIGNAL TYPE Available Choices 0 5V 0 10V 0 20mA 4 20mA Select the required output Signal Type from the available choices A message will be displayed showing how the DIP switches block SW2 SW for Output 2 must be set on the control board Make note of the switch positions so that they can be set after the power has been removed and the capacitors are fully discharged See the table below for switch positions Type SW2 1 Output 1 SW2 2 Output 1 SW2 3 Output 1 SW2 4 Output 1 SW4 1 Output 2 SW4 2 Output 2 SW4 3 Output 2 SW4 4 Output 2 Closed ON Open OFF Closed ON Closed ON 0 10V Closed ON Open OFF Closed ON Open OFF 0 20mA Open OFF Closed ON Open OFF Open OFF 4 20mA Open OFF Closed ON Open OFF Open OFF To save the changes and exit Signal Type press the SIGNAL TYPE button or the Exit button MINIMUM Available Choices Both of the outputs have individual minimum and maximum adjustments The Minimum is the value present on the analog output when the inverter is running at minimum speed To set the Minimum value for the analog output enter the value volts or milliamps depending on the Signal Type To exit Minimum press the SIGNAL TYPE button or the Exit button IMO2000F Enter Value range Signal Type dependent Complete Setup Cont MAXIMUM Available Choi
89. t cr gt lt motor frequency cr if r Retrieves the motor frequency Hz setting of the selected drive Command Response MS lt cr gt motor speed gt lt cr gt lt lf gt r Retrieves the motor speed rpm setting of the selected drive IMO2000F Comm Commands Cont VSC 2000 Communications Command Response MV lt motor voltage gt lt cr gt lt cr gt lt lf gt W Sets the motor voltage Volts in the selected drive s Command Response MF lt motor frequency gt lt cr gt lt cr gt lt lf gt W Sets the motor frequency Hz in the selected drive s Command Response MS lt motor speed gt lt cr gt lt cr gt lt If gt W Sets the motor speed rpm in the selected drive s Character Description P PID command r w Command Response P lt cr gt lt status gt lt extO C gt lt cr gt lt lf gt r Retrieves two binary status digits from the selected drive Where status O PID is disabled T PID is enabled lt extO C gt external Open Close feature is enabled 1 external Open Close feature is disabled Command Response P lt status gt lt extO C gt lt cr gt lt cr gt lt If gt W Sets the PID status and external Open Close status in the selected drive s Command Response PT lt cr gt lt cr gt lt lf gt W Configures the PID controller for tacho feedback operation Command Response P lt parameter gt lt cr gt lt value gt lt cr gt lt lf gt r Retrieves a parameter value from the
90. terminals 5 sav M 24V COM Available 5 y 3 i Dronor s Optional stopping modes No input Programmable a EW Output Coast to Stop FAS digital 1 0 a vutputs avalladlie ieahle Ramo to Stoo Power on Nitr Gia ah los 8 Speed Disable ge Bite p drive Stopped Outputs avaliable w Vo Q SE Hanr g load Power on oes Bipolar load Link if not required Closed Open Signal active and iar load P E E sv signal or pv signal PID feed back direction selected ZIP O aF toat Optional PID a TP FEEDFWD signal gle Direction 2 trol PID feed back close loop PID output PID I signal PID output RE Common Mode Range 26V p D I signal See control wiring diagrams in the installation manual for other valid control wiring configurations 80 81 82 83 85 No input power Power on no fault Power on fault detected Closed Open ik to 10k ohm sv signal potentiometer DET RL 1 RL 2 and Jigita Inputs J K L 8 M Bie reconfigurable as a Z SPEED R GNAL UR SPEED Cy SPEE DIVIDER e CARD sa zl cz a EEN E EET E E O Z 3 D ENABLED FORWARD DIRECTION Analog Output 2 is zs SE DIRECTION configurable as O O to 5Vde i p zy 1 to 5Vdc TR SDE O to 10Vdc Ny ES 2 to 10Vdc DC M L 4 to 20mA
91. tom range 0 to Maximum Frequency minus 5HZ This sets the lowest frequency that the VSC 2000 will run at every time it is enabled and a direction is selected The largest value for Minimum Frequency is always limited to be 5Hz below the current setting for Maximum Frequency For example if Maximum Frequency is set to 45Hz then the largest allowed value for Minimum Frequency is 40Hz Enter the desired value for Minimum Frequency using the numerical screen To save the changes and exit Minimum Frequency press the MINIMUM FREQUENCY button b MAXIMUM FREQUENCY Available Choices 50 75 100Hz 60 90 120Hz Custom range Min Speed setting 5Hz up to 200Hz IMO2000F Complete Setup Cont The VSC 2000 can be set to run a 50Hz or 60Hz motor up to 200Hz Choose the maximum frequency by pressing the appropriate button or enter the desired value using Custom This setting can also be used to limit the output frequency of the VSC 2000 to just about any value within the range The lowest value for the Maximum Speed is limited to be 5 Hz above the current Minimum Speed setting e g lf Minimum Speed setting 5Hz then the lowest value allowed for Maximum Speed is 10HZ To save the value and exit Maximum Frequency press the MAXIMUM FREQUENCY button or the Exit button b REVERSE DIRECTION Available Choices ENABLE DISABLE The VSC 2000 is shipped with Reverse Direction Disabled in order to avoid possible mec
92. ton DC BRAKING Available Choices DC BRAKE STRENGTH DC BRAKE DURATION DC Brake Strength is entered as a percentage of maximum ie intermittent current rating 110 x continuous rating drive current from 1 to 100 and determines the level of DC current shared across the motor windings to affect DC braking DC Brake Duration is set to a value in seconds from 1 to 60 During braking q protection will trip the drive if excessive current is applied to the motor DYNAMIC BRAKING Available Choices ENABLE DISABLED Dynamic Braking provides the means for dissipating the motor regenerative energy into an external resistor Dynamic Braking when fitted operates anytime the VSC 2000 experiences regenerative currents from an overhauling load that is any motor with a high inertia or a motor that is required to decelerate rapidly A VSC 2000 with Dynamic Braking option fitted needs only the external braking resistor connected to it and the function enabled via the CCS A Dynamic Braking Module Retro fit Kit can be obtained to install dynamic braking into a VSC 2000 see the table below for part numbers IMO2000F Complete Setup Cont Selecting the Braking Resistor The resistance value and the power rating must be calculated from the motor or shaft power For a 480V rated VSC 2000 ie a drive with the following model number VSC 2GXXX the dc bus voltage to use in calculations is 750V This is calculated from 480 V x 1 1 x V2 750
93. unction number cr r Retrieves the ramp function number lt value gt where value is as defined in the following table IMO2000F Comm Commands Cont VSC 2000 Communications Command Response r lt function number gt lt value gt lt cr gt lt cr gt lt lf gt W Sets the value for the ramp function selected Note Do not supply a lt value gt field when retrieving ramp values ont Ce e oi Character Description s Skip speed command r w The s command permits the control of the skip speeds Each skip setting comprises 3 fields the skip speed the skip speed range and the status The skip speed and skip speed range are in Hz and the status is O for skip setting disabled and 1 for skip setting enabled There are four skip settings defined within the VSC 2000 Therefore the skip setting number needs to be specified when retrieving or sending skip settings Set get Ramp 1 deceleration s curve time Command Response s lt number gt lt cr gt lt speed gt lt range gt lt status gt lt cr gt lt lf gt r Retrieves the skip setting specified by lt number gt from the selected drive Command Response s lt number gt lt speed gt lt range gt lt status gt lt cr gt lt cr gt lt lf gt W Sets the skip setting specified by lt number gt in the selected drive s Users Manual 41 VSC 2000 User s Manual Character Description t Date and time command r w Command Response t lt cr
94. urrent limitations on DIGITAL OUTPUT of the Extended Features board as specified in the VSC 2000 Control Wiring Diagrams in the Installation Manual b POWER ON CONFIG Available Choices POWER ON MODE POWER ON SCREEN b b POWER ON MODE Available Choices AUTO MANUAL AUTO or MANUAL operation at power on When power is applied to the VSC 2000 it can begin operation in either Auto mode as per terminal strip wiring or Manual mode CCS control default setting A Power Up Start Up configuration would use AUTO Power On Mode for example for a hands free start up To alter the setting select the preferred power on mode Users Manual 13 VSC 2000 User s Manual b b POWER ON SCREEN Available Choices RUN METER READOUTS Selecting RUN the CCS will display the Run screen on power up default setting Select METER READOUTS if you wish to display the Meter Readouts screen on powe up of the VSC 2000 Press the Exit button when finished b CCS IN AUTO Available Choices CCS SPEED POT CCS STOP BUTTON CCS MAN BUTTON This feature allows the CCS local buttons STOP and MAN ual and the SPEED pot to be used in Auto The default in Auto is STOP and MAN ual enabled and Analog Input IN 1 as the Speed reference signal STOP is default enabled in Auto for safety considerations where the other features can be enabled or disabled as needed for example when testing systems where a drive is otherwise controlled by an external speed signal s
95. verse inputs must be held high connected to 24Vdc for the VSC 2000 to run See Industrial Terminals Configuration in the VSC 2000 Installation Manual e Reverse Direction must be enabled To save the changes and exit Bipolar Signal press the BIPOLAR SIGNAL button or the Exit button b b INPUT 2 This input is selected by the Control Terminals input G set high See VSC 2000 Installation Manual Terminal Configurations Speed Reference table for details In all other respects see INPUT 1 above b ANALOG OUTPUTS Available Choices ANALOG OUTPUT 1 ANALOG OUTPUT 2 The VSC 2000 provides two independent analog outputs NOTE Analog Output 2 is only available when the Extended Features board is installed The analog outputs are isolated to ensure improved electrical noise immunity and can be selected to indicate signals such as speed or load by providing either a voltage signal 0 to 5V DC or O to 10V DC or a current signal 0 to 20mA or 4 to 20mA Select the appropriate output from the CCS touch screen To save the changes and exit Analog Output press the ANALOG OUTPUT button or the Exit button Users Manual 11 VSC 2000 User s Manual b ANALOG OUTPUT 1 Available Choices SIGNAL TYPE MINIMUM MAXIMUM SOURCE This output OUT 1 terminal 30 31 is located on the Control board of the VSC 2000 and defaults to O to 5V proportional to Speed Select alternatives according to the directions below To save the changes and exi
96. when the ESO contact is closed all control inputs to the drive will be overridden and the drive will run forward at the override speed ESO is engaged from the terminal strip via Control Input F being set high Control input terminal 45 to terminal 48 i e 24 V see VSC 2000 Installation Manual User s Manual 16 VSC 2000 User s Manual Once ESO is engaged the VSC 2000 cannot be stopped by any other Control Input or via the CCS control panel Only releasing the Speed Override input at the terminal strip will take the VSC 2000 back to normal operating mode In ESO the drive control will also ignore over temperature trips and will attempt to restart after any other trip occurs indefinitely This is intended so that the drive controls the motor for the longest time possible under emergency conditions even if the eventual result is the failure of the VSC 2000 for example due to over temperature gt b ENABLE b b DISABLE Available Choice SPEED SOURCE To select ESO the terminal configuration must be HVAC TERMINALS and a Speed Source and Speed should be set as required When Essential Services is selected in the CCS menu and Enable is pressed an important Warning message appears Press OK after you have read the message Overwrite the xxxx in the next screen using the factory preset access code PIN which is 1470 and press the PIN button This is done to ensure that this feature cannot be enabled by accident Now select a Speed Source

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