"service manual"
Contents
1. a Fs DD zo P120 P120 O O socket socket RS 485 CA RS 485 EP Ly J x3 pL lU Ju Lec EM Programmer PD14 5 485 Programmer PD14 RS 485 Socket Socket 1 View of the P120 transducer a P120 1 b P120 2 2 SET OF THE P120 TRANSDUCER The set is composed of P120 transducer service manual guarantee card plug with screw or self locking terminals on request hole plug of the programmer socket 1 pe 1 pc 1 pc 4 pcs 2 pcs When unpacking the transducer please check whether the type and execution code on the data plate correspond to the order code 3 BASIC REQUIREMENTS AND OPERATIONAL SAFETY Symbols located in this service manual mean transducer The non observance of notices marked by these symbols can occasion the damage of the transducer Especially important one must acquaint with this before connecting the One must pay attention when the transducer is working contrary to the expectations In the range of operational safety the transducers are in conformity with the EN 61010 1 standard requirements Remarks concerning the operator safety N e A qualified personnel should operate the installation and transducer connec2. 1 20U OS 2 Kind of terminals socket screw ONG a R 0 SJ E e ko MEM X Options standard TETES 00 CISIONI MAJE EEG EEE Re o prp E Ex XX Acceptance tests without extra quality requirements pp 8 with an extra quality inspection Certificate pp 7 user s arequirements aaa AE KKA X The transducer has a universal input When ordering one must give the code of input signal which is to be programmed The option must be agreed with the producer The option with self locking terminals is available 53 The transducer maintains its class when decreasing the measuring range to the minimal range given in the table 5 In the P120 1 transducer beside the basic range one must give the required subrange In case when the given subrange is lower than in the table 5 one must precise the input signal in the order XX Coding and ordering example The P120 2 04 3 1 0 00 8 code means 2 the execution of a P120 transducer programmed by the producer with a display 04 with an input signal for period measurement 3 with an output signal 4 20 mA 1 supply voltage 85 253 V a c d c 0 with a socket screw plug 00 standard execution 8 without extra quality requirements The P120 1 01 1 1 0 00 8 for
3. PD14 RS 485 Fig 4 Description of the P120 transducer frontal plate Key functions L2 acceptation key entry into the programming mode hold down ca 3 s entry into the change of the parameter value mode acceptation of the modified parameter value value increase key display of the maximal value the counter start if the Exter Inz OFF moving along the preview menu or on the programming matrix modification of the chosen parameter value value increasing L value decrease key display of the minimal value the counter stoppage if the Exter Inz OFF moving along the preview menu or on the programming matrix modification of the chosen parameter value value decreasing cancellation key entry into the menu of parameter preview hold down ca 3 s exit from the preview menu or programming matrix cancellation of the parameter change Pressing the keys and holding down within ca 3 s causes the erasing of the alarm indication and or alarm outputs This operation works exclusively when the support function is switched on Pressing the keys causes the erasing of the minimal value in case of the measurement of period frequency or rotational speed counters reset and stoppage in case of the measurement of pulse number turns number or in case of the work time counter when Exter I
4. kWh km h MWh GW m s GVar GVA NOO gt GWh Varh karh MVarh GVarh VAh MVAh GVAh pulse pulse s pulse m pulse h 41 6 6 Registers only for read out P120 transducer Table 7 Name of the quantity The value is placed in two successive 16 bit registers data as 32 bit registers from Registers enclose the same the 7500 area The value is placed in 32 bit registers read out r Identifier Constant identifying the device 0x73 P120 7002 7501 Status Status is the register describing the transducer current state 7004 7502 Steering It is the register describing the steering of the analogue output 7006 7503 Min Minimal value of the currently measured value 7008 7504 Max Maximal value of the currently measured value 7010 7505 Measured Currently measured value on the value transducer 7012 7506 No occurs 7014 7507 How r gg mmss 7016 7508 No occurs 7018 7096 7509 No occurs 7548 n case of registers no occurring in the given transducer series their values is 1E 20 Caution While exceeding the upper or the lower range displayed value minimum maximum parameters are set on the 1E 20 value For the Cnt 0 parameter measurement switching off and display blanking the minimum maximum
5. 9 EXAMPLES OF P120 TRANSDUCER PROGRAMMINGS Example 1 Programming of the individual characteristic of the display We want to program in order to the 0 00 value on the display will correspond to the 10 Hz value whereas the 100 00 value will correspond to the 100 Hz value One must e enter into the programming mode and choose the D P parameter responsible for the decimal point Set the decimal point on 000 00 e choose the Char In parameter and switch the individual characteristic On o0 choose the X1 IN parameter and introduce the value 10 transit on the Y1 LCD parameter and introduce the value 0 00 transit on the X2 IN parameter and introduce the value 100 transit on the Y2 LCD parameter and introduce the value 100 00 Example 2 Programming of the inverse individual characteristic If we want to program in order to the 120 5 value on the display will correspond to the O s value whereas the 10 80 value will correspond to the 100 s value One must e enter into the programming mode and choose the D P parameter responsible for the decimal point Set the decimal point on 0000 0 e choose the Char In parameter and switched the individual characteristic On e choose the X1 IN parameter and introduce the value 0 e transit on the Y1 LCD parameter and introduce the value 120 5 e transit on the X2 IN parameter and introduce the value 100 e transit on the Y2 LCD parameter and introduce the value 10 8 Example 3 Alarm programming
6. Char 0ut wy 0 1 Characterisic of the analogue output Characterisic switched off Characterisic switched off 99999 99999 Displayed lower value 7272 7636 w 7274 7637 Y1 Out 99999 99999 Lower value of analogue output ka 7276 7638 X2LCD w r 99999 99999 Displayed upper value 7278 7639 Y2 Out w 99999 99999 Upper value of analogue output 7280 7640 Time w t 0 23 5959 Current time This parameter occurs with four places after the decimal point in the format gg mmss where gg means hours mm means minutes ss means seconds In case of a wrong time introduction the transducer will not correct automatically the new value Unit Unit choice Mem type Measuring quantity recording Value 0 Recording switched off 1 Recording switched on Interval 0 99 5959 Time period of the recording Year 1970 2038 Year of the recording start Month 1 12 Month of the recording start Day of the recording start The parameters Year Month Day are only informative parameters Not used to set a date from which recording is to start but only inform when the recording started 7294 7647 Mem start wr 0 23 5959 Time of the recording start This parameter occurs with four places after the decimal point in the format gg mmss where gg means hours mm means minutes ss means seconds In ca
7. tion One must take into consideration all accessible protection requirements e Before switching the instrument on one must check the correctness of the network lead connection e n case of the protection terminal connection with a separate lead one must remember to connect it before the connection of network leads Do not connect the instrument to the network through an auto transformer Before taking the transducer housing out one must turn the supply off e The removal of the transducer housing during the guarantee contract period may cause its cancellation e The programmer socket is designed for connection the PD14 or PD11 programmer only e he RS 485 socket is designed for connection devices working with the MODBUS protocol only e Place hole plugs into the unused transducer sockets of the programmer and RS 485 4 INSTALLATION 4 1 Fitting of the P120 transducer P120 transducers are designed to be installed a 35 mm DIN rail acc DIN EN 60715 2002 The housing is made of a self extinguishing thermoplastics The housing dimensions are 45 x 120 x 100 mm On the external side of the transducer there are screw or self locking on order terminal strips enabling the connection of 2 5 mm2 cross section conductors Overall dimensions and the fixing way are shown on the fig 2 120 x VAS 35 120 7 100 Fig
8. P12O transducer Table 2 Parameter description Standard value Input Tachomet Filter TypeScal Cons In Exter In Auto Cnt Char In Unit X1 In Y1 LCD X2 In Y2 LCD 27 Table 2 continuation Parameter description Standard value Low AI Low Al2 0 High AI1 High AI2 99999 0 Type Type AI2 Off DelayAl1 DelayAl2 Hold Hold Al2 Off Off Char Out X1 LCD Y1 Out X2 LCD Y2 Out 0 Baud 9600 Mode RTU 8N2 Address 1 Security 0 Time 00 00 00 Memory Off StartMem 00 00 00 DateMem 70 01 01 Interval 00 15 00 6 RS 485 INTERFACE P12 programmable digital transducers have a serial link in the RS 485 standard for the communication in computer systems and with other devices fulfilling the Master function An asynchronous character MODBUS communication protocol has been implemented on the serial link The transmission protocol describes the manners of information exchange between devices through the serial link 6 1 Serial interface connection The RS 485 standard allows the direct connection up to 32 devices on a 1200 m long single serial link In order to connect a greater number of devices it is necessary to use additional intermediary separating systems The leading out of the interface line is given in the transducer service manual To obtain a correct transmission it is necessary to connect the lines A and B 28 in parallel t
9. a 0 1 100 Hz sub range code means 1 the execution of a P120 transducer programmed by the producer without a display 01 with an input signal for frequency measurement in the range 0 1 3000 Hz 1 with an output signal 0 10 V 1 supply voltage 85 253 V a c d c 0 with a socket screw plug 00 standard execution 8 without extra quality requirements 54 11 MAINTENANCE AND GUARANTEE The P120 transducer does not require any periodical maintenance In case of some incorrect unit operations 1 From the shipping date during the period given in the annexed guarantee card One should take the transducer down from the installation and return it to the Manufacturer s Quality Control Dept If the unit has been used in compliance with the instructions the manufacturer guarantees to repair it free of charge 2 After the guarantee period One should turn over the transducer to repair in a certified service workshop The disassembling of the housing causes the cancellation of the granted guarantee Spare parts are available for a period of ten years from the date of purchase The Manufacturer s policy is one of continuous improvement and we reserve the right to make changes in design and specifications of any products as engineering advances or necessity requires and revise the above specification without notice 32 P120 09B LUMEL Lubuskie Zak ady Aparat w Elektrycznych LUMEL S A ul Sulechows
10. or from the keyboard in case of P120 2 option The PD14 programmer must be ordered separately serves to program the P11 and P12 transducer families The P120 transducer realizes the following functions conversion of the measured value into any optional output signal on the base of the individual linear characteristic recalculation of the input signal into any indication on the base of the individual linear characteristic signalling of the set alarm value exceeding recording of the input signal in programmed time periods programming of the indication resolution only for P120 2 option preview of set parameter values re calibration of the input signal multiplication division by a constant counting of pulses down and up automatic reset of counters at the required value possibility of external reset stoppage and start of counters automatic set up of the decimal point in P12O 2 execution programmable digital filter of the input signal e g to eliminate the effect of contacts oscillation storage of counters state in case of the decay of the supply voltage storage of maximal and minimal values programming of the measurement averaging time display of the unit according the table 1 lead out to supply sensors 24 V d c service of the RS 485 interface in the MODBUS protocol both in ASCII either in RTU mode data protection by means of a password
11. registers 7664 and 7328 Load next values into the buffer registers 7672 7691 and 7344 7382 Load previous values into the buffer registers 7672 7691 and 7344 7382 Go to the first stored value in the memory Go to the last stored value in the memory Number 7332 7666 of the r 0 750 Number of the stored value into the me stored value mory placed in the first buffer register Value 0 The memory is empty 1 750 Number of the stored value Number of recorded Number of the recorded buffer register register The buffer is empty Number of recorded registers 39 1970 2038 Year of the value in the first register 1 12 Month of the value in the first register 1 31 Day of the value in the first register 0 23 5959 Time of the value in the first register 7672 7344 7382 7691 Buffer This parameter occurs with four places after the decimal point in the format gg mmss where gg means hours mm means minutes ss means seconds Stored value read out from the memory 20 registers containing 20 stored values n case of registers no occurring in the given transducer series their values is 1E 20 2 Unit values 40 Hz Table 6 turns Code Unit Unt Unt Code Unt V 25 M 50 mAh rps Ah rpm kAh rph Wh m h
12. result should be saved Writing format hh mm ss 00 00 00 99 59 59 a Normal High Al gt Low Al 1 Relay switched on 0 Relay switched off upper alarm threshold Measured value b Normal High Al Low Al 1 Relay switched on 0 Relay switched off upper alarm threshold Measured value 1 Relay switched on O Relay switched off State of contacts lower upper Measured value alarm threshold 1 Relay switched on 0 Relay switched off CD o je uc CD lower upper Measured value alarm threshold Fig 8 Alarm types a b normal c switched off d switched on Displayed quantity Any characteristic slope PARE WIESZ TEZ YA LOD ke 999 Any displacement of the characteristic X2 In Measured quantity X1 In value on the transducer input gt Y1 LCD value on the display X2 In value on the transducer input gt Y2 LCD value on the display The other points of the characteristic are calculated 20 b Quantity on the analogue output Any characteristic slope Y2 Out Y1 Out 1 LCD value on the display gt Y1 out value on the analogue output X2 LCD value on the display gt Y2 out value on the analogue output Any displacement of the characteristic X1 LCD X2 LCD Displayed value The other points of the characteristic are calculated Fig 9 Indiv
13. with hysteresis If we want to program the alarm 1 in order to at the 1500 rpm value the alarm was switched on whereas it was switched off at the 30 rpm and the alarm 2 operation in order to at the O rpm it was switched off and switched on at the 320 rpm value One must e enter into the programming mode and choose the Low Al1 parameter and introduce 1500 e transit on High parameter and introduce the value 30 e transit on the Type AI1 parameter and choose the function marked as Normal e choose the Low Al2 parameter and introduce 0 e transit on the High AI2 parameter and introduce the value 320 e transit on the Type AI2 parameter and choose the Normal function Example 4 Alarm programming in the set interval with delay If we want that the alarm 1 was switched on whereas it was switched on in the interval from 1000 to 3000 and operated only after 10 seconds one must e enter into the programming mode and choose the Low Al1 parameter and introduce 1000 e transit on High parameter and introduce the 3000 value e transit on the Type AI1 parameter and choose the On function e transit on the Delay AI1 parameter and introduce the value 10 0 In case of continuation of the alarm state for more than 10 0 seconds the transducer will switch the alarm relay on or and indicate this on the display Example 5 Programming of the analogue output If we want to program in order to the 4 00 mA value on the analogue output will correspon
14. 00 Time of the measurement averaging 0 0 9999 9 s The write of 0 causes the me asurement switching off and the stoppage of the transducer work the LED is switched on The current time is displayed on the display Selection of the unit Possible settings V A UV mV kV MV LA mA kA MA mW W kW MW var kvar Mvar VA kVA MVA C F K Hz kHz MHz mAh Ah kAh Wh kWh MWh m s um mm cm m km m m m s m min m h m s m min m h I l min I m kg s kg min kg h ms s h mN N kN Pa hPa kPa MPa mmHg bar rad MQ GQ turns rps rpm rph m h km h GW Gvar GVA GWh Varh kVarh MVarh GVarh VAh kVAh MVAh GVAh pulse pulse s pulse m pulse h Input parameters Alarm 1 and alarm 2 parameters Symbol on the display Description of parameters The switching off or on the user s individual linear characteristic individual characteristic of the display Table 1 continuation Range of changes On characteristic switched on Off characteristic switched off Parameters of the individual characteristic of the display Based on user defined coordina tes of two points the transducer determines from the system of equations coefficients a and b of the individual characteristic Y1LCD a XiIn b Y2LCD a X2In b where X1 In and X2 In measured value Y1 LCD and Y2 LCD ex
15. 00 00 Register value 1DBD 7613 85 AD Control total CRC 01 06 1D BD 3F 80 00 00 85 AD Recording into n registers code 10h The function is accessible in the publication mode Example recording of 2 registers starting from the register which address is 1DBDh 7613 in RTU mode Request Register Number of Device address registers address 01 Number Value for the register Value for the register Hi Lo Hi Lo 1DBD 7613 1DBE 7614 3 Function Response Register Register Number of Number of Function address address registers registers Hi Lo Hi Lo 01 10 1D BD 00 02 Device address Report identifying devices code 11h in RTU mode Request Device Control total address Punetion CRC 01 11 2C Response Device Function Device Device Field depending on Control address identifier state the type of device total 01 11 73 FF AFXXXXX Device address depending on set value Function function number Ox11 Number of bytes 0x08 Device identifier 0x71 P12H 0x72 125 0x74 P12U 0x73 P120 0x79 P12P 31 Device state Field depending on the device type XXXXXX Device name transmitted as a ASCII character and defines the type of transducer 0x48 48XXXXX S 0x53 53XXXXX U 0x55 55XXXXX 0x4F 4FXXXXX P 0x50 50XXXXX Analogue output field dep
16. 2 Overall dimensions and fixing way of P120 transducers 4 2 External connection diagrams N External connections must be done according Fig 3 Input signals must be connected acc Fig 3a Connection in system with computer is shown on Fig 3b a Description of terminal strip and connection way of input signals with exemplary applications Alarm Analogue Supply outputs output dis lege gt B A Y Y J Y Y J _ 5 da 8 5 RS 485 0 P120 Device controlled b gt 1 e g machine tool motor 5 a o 1 1 Connect the supply only Working hour counter Rx settle the diode current necessary in case of photo electric sensors without an Rx Y internal resistor Rx is not LUE M d included in the transducer i set Photo electric sensor e g Inductive sensor e g PCID b Conection way of the RS 485 interface P12 transducer A B GND 1 R AE IBM PC computer 1 1 a 3 1 er m poe gt IBM PC computer with RS 485 card 617 PS Fig 3 External connections of the P120 transducer Due to the electromagnetic interference screen conductors are recommended to connect signals of the analogue output Power supply sho
17. PROGRAMMABLE TRANSDUCER OF FREQUENCY PULSES PERIOD WORKTIME AND ROTATIONAL SPEED WITH RS 485 INTERFACE P120 45 x 120 x 100 mm USER S MANUAL CE CONTENTS PAGE APPLICATION e 3 2 SET OF THE P120 TRANSDUGEN otii 4 3 BASIC REQUIREMENTS OPERATIONAL 5 A INSTACEATION z S 6 SERVICING 9 RS 485 INTERFACE neenon panini idein EE Kea naandaa 28 Te TECHNICAL DATA reU 45 8 BEFORE A DAMAGE WILL BE SUBMITTED 48 9 EXAMPLES OF P120 TRANSDUCER PROGRAMMINGS 50 10 OPTION CODES AND ORDERING eene nnn 53 11 MAINTENANCE AND GUARANTEE 55 1 APPLICATION The 12 programmable transducer is designed to convert number of pulses number of turns number of working hours frequency period and rotational speed into a standard d c current or d c voltage signal The output is galvanically isolated from the input and supply The P120 2 transducer has an LCD 2 x 8 read out field The P120 transducer is programmed in the factory according the ordered execution code The parameter modification is possible with the user through the PD14 pro grammer the RS 485 interface
18. and displayed value are set on the 20 value 42 Status register describing E E E C 2 P 2 o E O Q X Kind of output voltage current Signalling of the upper range exceeding Signalling of the lower range exceeding State of the relay alarm 2 State of the relay alarm 1 Individual characteristic or lack of it Working mode and Position of information Baud the decimal unit rate point E Rosi ES A Ib Ea 12 11 7 6 bits 15 14 13 10 9 8 5 4 8 2 1 0 MSB LSB Bit 15 Recording of the measurement results in the memory 0 recording switched off 1 recording switched on Bit 14 No used Bit 13 Kind of output voltage current 0 voltage 1 current 43 Bit 12 10 Working mode and information unit 000 interface switched off 001 8N1 ASCII 010 7E1 ASCII 011 701 ASCII 100 8N2 RTU 101 8E1 RTU 110 8O1 RTU 111 8N1 RTU Bit 8 9 Baud rate 00 2400 bit s 01 4800 bit s 10 9600 bit s Bit 5 7 Position of the decimal point 000 lack 001 0 0 010 0 00 011 0 000 100 0 0000 101 Auto Bit 4 Signalling of the upper overrunning of the range 0 normal work 1 range overrunning Bit 3 Signalling of the lower overrunning of the range 0 normal work 1 range overrunning Bit 2 Relay alarm 2 state O switched off 1 switched on Bit 1 Re
19. aracteristic is not switched on Check also if the introduced input filter value is correct filter parameter Introduction of longer time than time between pulses on input will cause that pulses will be considered as interferences and will not be counted In case of needs enter into the programming matrix and accept the Par fact parameter The transducer will introduce parameters acc The table 2 Symbols of X1 In X2 In Y1 LCD and Y2 LCD parameters are not displayed in the programming mode In case of switched individual characteristic off the mentioned symbols are avoided 10 Despite the alarm threshold overrunning the alarm does not switch on and lack of signalling on the display Check the introduced into transducer delay of the alarm operation If possible correct Delay Delay AI2 parameters Despite the relay switching off the alarm occurrence is still signalled on the display Despite the alarm signalling on the display is over the relay is still switched on Check whether the support of the alarm sig nalling or the relay is switched on Hold AI1 Hold AI2 parameters In case of necessity switched it off 12 Lack of possibility to erase the signalling from the display or switch the relay off by means of combination of keys when the parameter of the alarm signalling support is switched on The alarm is still operating The erased alarm signalling from the display i
20. d from the other one through a plug of RJ12 type to the P12O transducer USB RJ12 PD14 RS 485 Set of the PD14 programmer Fig 7 Connection way of the P120 transducer to the PC computer through the PD14 programmer Programmable transducer parameters are specified in the table 1 The programming of the parameters is possible just after the password entry 17 Programmable parameters of the P120 transducer 8 5 E 5 Q a Symbol on the display Description of parameters Input type Table 1 Range of changes Counter pulse counter Frequen frequency Rotary turns cponter Tachomet rotational speed Period period Period H long period gt 10 s TimeMet work time counter Input filter The parameter is designed to filter interferences on the input e g of the contact oscillation The transducer ignores pulses shorter than the programmed time of the filter Fig 10 The value of the input filter must be lower than the measured signal frequency Possible settings 0 99999 ms Selection of the re calibration type of the input quantity The measured quantity is multi plied or devided by the introduced value Cons In parameter In case of the input type selection as a counter of pulses turns or worktime and multiplication function each pulse causes an increase of the displayed quantity by the Cons In value In case of the in
21. d to the 50 Hz value on the display whereas the 20 00 mA value will correspond to the 100 Hz value One must 51 e enter into the programming mode and choose the Char Out parameter and switched on the On individual characteristic e transit on Char Out parameter and switched on the On individual characteristic choose the X1 LCD parameter and introduce the 50 value transit on Y1 Out parameter and introduce the 4 00 value transit on the X2 LCD parameter and introduce 100 value transit on the Y2 Out parameter and introduce the value 20 00 Example 6 Programming of the transducer for rotational speed conversion The transducer works with the sensor by 60 pulse turn constant e choose the Tachomet as input type e transit on the Type Scal parameter and set Div e transit on the Cons In parameter and set 60 value e exit from the programming mode The transducer starts rotational speed processing Example 7 Programming of the pulse counter to count down and after overrunning 0 again will start the counting from the value 12546 choose the Counter as input type transit on the Cons In parameter and set 1 value transit on the Auto parameter and set 12546 value exit from the programming mode The transducer starts the pulse counting from 12456 0 and after overrunning O again will start the counting from 12546 0 Example 8 Programming of the input filter to consider all pulses between which the distance is shorter than 100 m
22. ected to the communication network must have a unique address different from the other devices connected to the network the same baud rate and type of the information unit 6 3 Description of the MODBUS protocol functions In the P12 transducer series the following MODBUS protocol functions are implemented Function description Table 3 Meaning 03 03 h Read out of n registers Recording of a single register Recording of n registers Identification of the slave device 06 06 h 16 10h 17 11h Read out of n registers code 03 h The function is inaccessible in the publication mode Example read out of 2 registers starting from the register which the address is 1DBDh 7613 in RTU mode Request Number of registers Register Register Numberof d Function address address registers address Hi Lo Hi 01 03 1D BD Response Device address 01 03 Register value 1DBD 7613 Register value Function 1DBE 7614 Recording of values into the register code 06h The function is accessible in the publication mode Example recording of the register which address is 1DBDh 7613 in RTU mode Request Control Device address Function Register address Hi Register address Lo Register value 1DBD 7613 total CRC 01 Response Device address 06 Function 1D Register address Hi BD Register address Lo 3F 80
23. en parameter Examples of chosen parameter value change parameter symbol 00000 0000 0 000 00 00 000 0 0000 CYO Auto Entry into the programming mode If the code is wrong CA moving on the programming matrix 15 ay u 9 614 CA CA Cz CA CA a uonisod uonisod uonisod uonisod JO 9DUEU _ jo y y eui jo pue uogisod julod Jo CA Ca CA uonisod uonisod uonisod 6uueyo 10 jo ay jo ay jo ay pue 50107 JO ou Jo 16 5 2 Change of P120 transducer parameters through the PD14 programmer The way of connection of the P120 transducer through the PD14 programmer to the PC computer is shown on the Fig 7 The programmer is connected from one side to the USB port of the PC computer an
24. ending on the type of the analogue output 0x00 voltage analogue output X 00 X X X X 0x01 current analogue output X01 X XXX No of the software version software version implemented into the transducer XX 4 byte variable of the floating type Control total 2 bytes in case of work in RTU mode 1 byte in case of work in ASCII mode Example Work in RTU mode e g Mode RTU 8N2 value 0x02 in read recording case through the interface P120 transducer Execution with a voltage analogue output 00 No of the software version 1 00 Device address set on Address 0x01 For such a type of transducer the frame has the following form Control total CRC 01 11 08 73 FF 4F 00 3F 80 00 00 TE 75 Device Function Number Device Device Field depending of the address of bytes identifier state device type 32 6 4 P12 transducers register map P12 transducers register map Address range 7000 7200 Type of value Float 32 bits Table 4 Description The value is placed in two successive 16 bit registers Registers enclose the same data as 32 bit registers from the 7500 area Registers are only for read out 7200 7400 Float 32 bits The value is placed in two successive 16 bit registers Registers enclose the same data as 32 bit registers from the 7600 area Registers can be read out and recorded 7500 7600 Float 32 bits The value is placed in a 32 bit re
25. ent with our expectations occurs on the transducer output One must check whether the load resistance of the analogue output is compatible with the technical data Check whether the individual characteristic is not switched on In case of necessity make the change of the individual characteristic parameters or introduce factory parameters Par fact Lack of possibility to enter into the programming mode The inscription Security Error is displayed The programming mode is secured by the password In case when the user will forget which password had been introduced he should phone the nearest service workshop Lack of certainty if all character fields of the display are efficient 48 Enter into the programming matrix and switch the display test on The character fields are successively lighted in the first line till the lighting of the last field Then the whole line is lighted This operation is repea ted for the second line If otherwise submit the fault to the nearest service workshop 7 During the moving along the programming mode there are values occurring on the display not conforming to the range of changes given in the table 1 Check whether the individual characteristic is not switched on In case of needs enter into the programming matrix and accept the Par fact parameter 8 A result inconsistent with our expectations appears on the display Check whether the individual ch
26. gister Registers are only for read out 7600 7700 Float 32 bits The value is placed in a 32 bit register Registers can be read out and recorded 33 6 5 Registers for recording and read out P120 transducer Tablas Description The value is placed in two successive 16 bit registers data as 32 bit registers from Registers enclose the same the 7600 area The value is placed in a 32 bit register Writing w Read out r Identifier Device identifier Identifier Input type Pulse number Frequency Turns number Rotational speed Period Long period 10s Work time counter 1208 1604 No occurs 7216 7608 No occurs Type Scal nee Re calibration type onstan Multiplication by constant 34 Lo gem Cosi wi _Rewalbratontype _ Exter In Premission for an external function Start Stop Value 0 External functions switched off 1 External functions switched on 7224 du 0 99999 Automatic reset of the counters Decimal point automatic selection of the decimal point 7228 7614 Cnt wr 0 99999 _ Measurementtime __ 7230 7615 Char In w r 0 1 Individual characteristic Value 0 Charac switched off 1 Charac switched on X1 In wit 99999 99999 Parameters of ind charac Y1LCD w r 99999 99099 Parameters of ind cha
27. gnalling of the alarm operation on the LCD display 1 mv measured value ul upper limit of the measuring sub range concerns the result in numerical form 45 m Digital outputs interface RS 485 transmission protocol MODBUS ASCII 8N1 7E1 701 RTU 8N2 8E1 801 8N1 baud rate 2400 4800 9600 baud maximal response time to the query frame 300 ms B Sensor supply maximal load 30 mA B Communication parameters of the programmer socket interface UART data bits 8 even parity none stop bit 1 rate 9600 bit s flow control none m Storage parameters transducer memory recording 750 samples minimal recording interval 15 Accuracy class 0 2 Minimal subrange preserving the class Table 5 Kind of input Minimal subrange preserving the clas Impulse counter 46 m Additional error from ambient temperature changes m Conversion time averaging time min 100 ms m Rated operating conditions supply voltage depending on the option code supply voltage frequency ambient temperature storage temperature air relative humidity preheating time of the transducer working position m Display field in P120 2 Servicie in 120 2 B Ensured protection degree through the case B Ensured protection degree from terminal side B Dimensions B Mass B Fixing Power consumption B Supply decay immunity B Electromag
28. he key combination L janl EP The switching on or off of the user s individual linear characteristic the individual characteristic of the analogue output Off Maintenance switched off LCD Maintenance of the alarm signalling on the display Relay maintenance of the alarm relay LCD Rel maintenance of the alarm indication on the display and the alarm relay On characteristic switched on Off characteristic switched off When the characteristic is switched off the transducer operates in maximal range depended on kind of the output and input 9 G 5 o 2 g Q I 8 3 o 22 Parameters of the individual characteristic of the analogue output Based on user defined coordina tes of two points the transducer determines from the system of equations coefficients a and b of the individual characteristic Y1 Out a X1 LCD b Y2 Out 2 LCD b where X1 LCD and X2 LCD displayed value Y1 Out and Y2 Out expected value on the analogue output Fig 9 presents the operation way of the individual charac Table 1 continuation Possibilities of settings 99999 99999 Baude rate of the RS 485 interface 2400 b s 4800 b s 9600 b s Kind of transmission through the RS 485 interface Off interface switched off ASCII 8N1 ASCII 7E1 ASCII 701 RTU 8N2 RTU 8E1 RTU 801 RTU 8N1 Device addres
29. idual characteristic a of the display b of the analogue output Filter 0 e g Contact tat i Filter 0 20 ms lt Filter lt 200 ms e g 21 ms 26 Fig 10 Input filter Caution PN In case of the display individual characteristic connection the result on the display is linearly converted according to the introduced X1 In X2 In Y1 LCD and Y2 LCD parameters In case of the analogue output individual characteristic connection the measurement result is linearly converted according to the introduced X1 LCD X2 LCD Y1 Out and Y2 Out parameters The transducer constantly checks the value of the currently introduced parameter In case when the introduced value overruns the upper or lower range of changes given on the table 1 the transducer will not carry out the parameter recording In case of the Input Type change a simultaneous change of the unit and decimal point follows optimally to the given input After the supply decay the current time is reset The recording switching off occurs in the following cases switching off the recording from the programming matrix change of the input type change of StartMem change of Interval Cnt 0 setting and at the renewed connection of the transducer to the mains Values max and min are erased in case of changing input type constant or kind of input rescaling individual characteristic on off writing of standard parameters Standard parameters of the
30. ka 1 65 022 Zielona G ra Poland Tel 48 68 32 95 100 exchange Fax 48 68 32 95 101 www lumel com pl e mail lumel glumel com pl Export Department Tel 48 68 329 53 02 or 53 04 Fax 48 68 325 40 91 e mail exportQlumel com pl
31. lay alarm 1 state O switched off 1 switched on Bit 0 Individual characteristic O individual characteristic switched off 1 individual characteristic switched on 44 7 TECHNICAL DATA PULSE INPUT Pulse counter 0 99999 0 01 96 ul Turns counter 0 99999 turns 0 01 96 ul Worktime counter 0 99999 h 25 24 hours Frequency 0 1 99 99 Hz 0 01 ul Frequency 100 0 3000 0 Hz 0 02 mv Rotational speed 0 10000 rpm 0 02 96 ul Period 0 3 999 99 ms 0 01 96 ul Period 1 0000 9 9999 s 0 02 96 ul Long period 10 sec 0 5 99999 s 0 0001 ul Amplitude 1 V 253 V Inactive state 0 V 0 8 V Transient state 0 8 V 1V Maximal frequency of the signal 3 kHz Minimal time of pulse duration 150 us Input resistance gt 200 kQ STEERING INPUTS start stop reset transoptor voltageless range of connected voltages 5 24 V d c galvanically insulated OUTPUTS B Analogue outputs galvanically insulated with a resolution 0 025 of the range current programmable 0 4 20 mA load resistance x 500 voltage programmable 0 10 V load resistance gt 500 Relay outputs 2 relays voltageless make contacts maximal load voltage 250 V a c 150 V d c current 30V d c 250 V resistance load 1250 VA 150 W programmable alarm thresholds three types of alarms hysteresis defined by means of the lower and higher alarm threshold si
32. netic compatibility noise immunity noise emission m Security requirements installation category pollution level phase to earth maximal working voltage 0 1 of the range 10K min 200 ms measurement output response time 100 ms 85 230 253 V a c d c 20 24 50 V a c d c 40 50 440 Hz 20 23 55 25 85 lt 95 condensation 10 min any LCD 2 8 display indication range 99999 99999 four keys 40 IP 20 45 x 100 x 120 mm lt 0 3 kg on a 35 mm DIN rail lt 5VA acc EN 50082 2 acc EN 61000 6 2 acc EN 61000 6 4 acc EN 61010 1 standard l A 600 V 47 8 BEFORE A DAMAGE WILL BE SUBMITTED In case of incorrect symptoms please to acquaint with the below table SYMPTOMS PROCEDURE 1 The transducer diode does not light Lack of any indications Check the connection of the mains cable Connect the transducer to the mains again The time eg 12 34 43 and the TIME inscriptions are alternately displayed with the P120 inscription on the display The number of measurements Cnt 0 has been introduced The transducer is working in the SLEEP Inscriptions Over Hi or Over Lo are displayed on the display Check the correctness of the input signal connection See the service manual Check also the setting of D P and Char In para meters 4 A signal inconsist
33. nz OFF Pressing the keys LE causes the erasing of the maximal value in case of the measurement of period frequency or rotational speed counters reset and start in case of the measurement of pulse number turns number or in case of the work time counter when Exter 10 Pressing the key L 4 causes displaying of the maximal value in case of the measurement of period frequency or rotational speed in other causes the counter start when Exter In OFF Pressing the key V__ causes displaying of the minimal value in case of the measurement of period frequency or rotational speed in other causes the counter stoppage when Exter In OFF Releasing the key causes the return to the currently displayed measuring parameter Pressing and holding the key within ca s causes the entry into the programming mode The programming mode is secured by a security code Pressing and holding down of the key within ca 3 s cause the into the preview menu One must move on the preview menu by means of land _ keys In this menu all transducer programmable parameters are accessible only for readout with the exception of servicing parameters The exit from the preview menu is carried out by means of the key It is possible to review recorded values in the preview menu Pressing the key causes the entry into the review menu of reco
34. o their equivalents in other devices The connection must be carried out by means of shielded conductors The shield must be connected to the protective terminal in a single point The GND line serves to the extra protection of the interface line in case of long connections One must connect it to the protective terminal this is not necessary for a correct interface operation To obtain the connection with IBM PC class computer a converter USB into RS 485 of PD10 type produced by LUMEL S A or an RS 485 interface card is essential The connection way of P12 transducer through a PD10 converter is presented on Fig 3 The identification of transmission lines for the card in the PC computer depends on the card producer 6 2 Description of the MODBUS implementation The implemented protocol is in compliance with the specification PI MODBUS 300 Rev G of the Modicon Company List of parameters of the transducer serial link in the MODBUS protocol transducer address 1 247 baud rate 2400 4800 9600 bit s information unit ASCII RTU working mode ASCII 8N1 7E1 7O1 RTU 8N2 8E1 801 8N1 maximal response time 300 ms The parameter configuration of the serial link is described in the futher part of the service manual This configuration consists on the settlement of the baud rate Baud parameter device address Address parameter and the type of the information unit Mode parameter Note Each transducer conn
35. of external functions are on Exter Inz On start stop and counters reset is conducted from external lead outs 4 5 6 see drawing 3a Introduce the signal of voltage range 5 24 V d c to start stop terminators stops the counter Signal disconnection starts the counter Introduce the signal of voltage range 5 24 V d c to reset terminator resets the counter The appearance of mentioned below symbols and inscriptions on the display means Incorrectly introduced security code Overrunning of the higher measuring range Overrunning of the lower measuring range This message in displayed till the moment of the input signal appearing and its averaging by the time given in the parameter Cnt If there is a lack of signal more than 15 s the transducer displays the value O The change of transducer parameters is possible from the transducer keyboard in 120 2 p 5 1 through the PD14 programmer and PC computer 5 2 through RS 485 6 5 14 5 1 Change of P120 transducer parameters from the keyboard Pressing the key for s causes the display of the inscription Input of the correct code in causes the entry into the programming mode The programming way is shown below Exemplary view of the display in the measurement mode If the code is correct Input View Interval of the display with the first parameter Change of the value of the chos
36. pected value on the display Fig 9 presents the operation way of the individual charac teristic Alarming lower threshold Possible settings 99999 99999 99999 99999 Alarming upper threshold 99999 99999 2 GU 5 o 2 5 Q E 5 GU GU E 5 Output parameters Symbol on the display Description of parameters Type of alarm Fig 8 presents types of alarms Table 1 continuation Range of changes Normal normal On switched on Off switched off Hand on switched on manu ally up to the time of changing the alarm type remains switched on for good Hand off Switched off manu ally up to the time of changing the alarm type remains switched off for good Delay of alarm operation The parameter is defined in seconds ie one must give af ter how many seconds from its occurrence the alarm operation will follow The alarm operation occurs after the measurement averaging The alarm switching off follows without delay 0 0 9999 9 The introduction of 0 0 causes the operation at the moment of the alarm occurrence The maintenance of the alarm indication In the situation when the maintenance function is switched on after the withdrawal of the alarm state on the display and or the contact state does not change It signals the alarm state till the moment of its termination by means of t
37. put type selection as a counter of pulses turns or worktime and division function each pulse increases by the 1 Cons In value In case of the left input types the measured signal is multiplicated or devided by the introduced value Cons In parameter And multiplication by constant Div division by constant Constant re calibrating the input quantity The negative value introduction in case of counting pulses number of turns and worktime causes the counting down Possible settings 99999 99999 5 R E 5 Q 5 Permission for external fun ctions start stop delay Table 1 continuation Off external functions are switched off On external functions are switched on Automatic resetting of the counters The counter is auto matically reset by the introduced number In case of frequency rotational speed and period measurement this parameter is not taken into consideration Possible settings 0 99999 Setting of the decimal point The setting operates either when the individual characteristic is switched off or on The introduction of the decimal point which makes impossible the display of 7 characters or 5 characters for the result the decimal point character on the display will cause the display of the low or upper exceeding Possible settings Auto automatic selection of the decimal point 00000 0000 0 000 00 00 000 0 00
38. rac X2 In w r 99999 99999 Parameters of ind charac Y2LCD wr 99999 99999 Parameters of ind charac 7240 7620 No occurs Low 99999 99999 Lower threshold of alarm 1 HighAL1 wr 99999 99999 Upper threshold of alarm 1 7246 7623 Type ALI wr 0 4 Alarm 1 type Value 0 Normal 1 Switched on 2 Switched off 3 Manually Switched on 4 Manually switched off 3o 7248 7624 Delay AL1 0 9999 9 Delay of alarm 1 7250 7625 Delay ALI ing of the alarm 1 signalling Holding switched off Signalling on LCD Relay holding Signalling on LCD and relay holding To erase the alarm holding one must switch the holding off 0 value and then return to the previously set value 7252 7626 No occurs 7254 7627 LowAL2 wr 99999 99999 Lower threshold of alarm 2 7256 7628 High AL2 w r 99999 99999 Upper threshold of alarm 2 Type AL2 2 Alarm 2 type Normal Switched on Switched off Manually switched on Manually switched off Hold AL2 Holding of the alarm 2 signalling Value Holding switched off Signalling on LCD Relay holding Signalling on LCD and relay holding To erase the alarm holding one must switch the holding off 0 value and then return to the previously set value 7264 7632 No occurs 7266 7633 No occurs 7268 7634 No occurs 36 7270 7635
39. rded value The upper line informs about the sample recording time whereas the value of the recorded sample is shown on the lower line Stepping between recorded values happens 7 4 Jkeys 11 Holding down one of these keys for more than 2 s will speed the reviewing Pressing key causes displaying Pos Size inscription number of sample and total memory used The exit from the review of recorded values happens by lt lt key The algorythm of the transducer servicing is shown on the Fig 5 12 4e2npsueJ OZLd 99 jo 614 Jojunoo ay Jels y Aejdsiq y Aejdsiq Jelunoo 4015 10 Cv 99JJ09UI ou Jo Aejdsiq 25 C piomsseq le DuewemseeW ao gt S S 1981109 DS EPS y uo Bu oW SP E Jejunoo jo Jels pue sindjno joyunoo y jo dojs pue MSIE D Jo pue JeleueJed m Ce dy y jo Ca M8IAGJd Y uo Cv 13 In case
40. s 0 247 Servicing parameters Recording parameters Symbol on the display Description of parameters Factory parameters Factory parameters are presented in the table 2 Introduction of a new pas sword Table 1 continuation Range of changes Pressing L key causes the registration of factory parameters 99999 99999 Display test The display test is expressed by lighting of the first line LCD segments and next the whole line The same test is carried out for the second line Pressing _ key causes the test switching on Pressing key ends the test Setting of the current time Time format hh mm ss Switching the recording on or off At the moment of the recording switching on the transducer erases the previous memori sed values after exiting from the programming matrix 00 00 00 23 59 59 On recording switched on Off recording switched off Recording start time Time format hh mm ss 00 00 00 23 59 59 23 Recording parameters continuation 24 Recording start date Date format yy mm dd It is an informative parameter Not used to set a date from which the recording is to start but only informs when the recording started Table 1 continuation 00 00 00 99 12 31 02 o Q o uc CD State of contacts Recording time interval Defines time period how often the
41. s as interferences e transit on the filter parameter and set 100 value The transducer starts the counting only pulses between which the distance is longer than 100 ms The other pulses will consider as interferences Example 9 Programming of the recording every 20 s from 12 30 e enter into the programing mode and chose the StartMem parameter and introduce the value 12 30 e transit on the Interval parameter and introduce the value 00 00 20 e Choose the Memory parameter and switch the rekording On After exiting from the programming mode the memory will erased and begin to record results from 12 30 every 20 s After filling the memory the recording will be switched off 52 10 OPTION CODES Option codes of the 120 transducer Table 8 Kind of transducer without a display AE EO 1 with a display pp 2 Input signal pulse counter 0 99999 5555 00 frequency 0 1 3000 HZ MA 01 turns counter 0 99999 TUFTIS opa eerte eet RAA 02 rotational speed 0 99999 03 period 0 9 99 09 9 ms pp 04 long period gt 10 sec 0 99999 s 05 worktime counter 0 99999 h 06 Output signal 10 RM UE 1 current 0 20 mA current 4 20 mA current 0 5 mA Supply 85 253 V
42. s imme diately displayed again The erased relay is switched on again at once 49 13 Despite the alarm lasts the erased alarm signalling from the display is not displayed again or and the relay remains switched off Check whether a delay of alarm operation was not introduced Delay Delay AI2 parameters Instead of displaying the measuring result the transducer displays the parameter symbol and its value The transducer works in the preview mode or the programming matrix Press the erase key A delay of the alarm operation was introduced e g 30 s but the alarm after this time did not operate The persisting alarm state was shorter than the programmed one i e a state of the alarm retract occurred during the alarm operation In that case the transducer begins to deduct the time from the beginning The transducer does not communicate with the computer through the RS 485 interface Check if the interface conductors were cor rectly connected A B GND Then check the setting of the interface in the program ming matrix Mode Baud Address These parameters must be the same as in the used software The transducer does not communicate with the computer through the PD14 programmer Check whether the PD14 programmer was correctly connected Check if in the used software the proper communication port was chosen The programmer works only with one transducer socket
43. se of a wrong time introduction the transducer will correct it automatically Del Min Erasing of the minimal value Del Max Value 0 No operation 1 Erasing of the minimal value Erasing of the maximal value 7650 Start Stop Resetting Value 0 No operation 1 Erasing of the maximal value Start stop resetting of pulse counter turns counter work time counter Value 0 Start Stop 1 2 Resetting and stoppage d Resetting and start 302 7310 7651 7655 7320 7660 Year of the stored value Month of the stored value 1970 2038 1 12 Year of the stored value in the memory Month of the stored value in the memory Day of the stored value 121 Day of the stored value in the memory Time of the stored value 0 23 5959 Time of the stored value in the memory This parameter occurs with four places after the decimal point in the format 00 mmss where gg means hours mm means minutes ss means seconds In case of a wrong time introduction the transducer will correct it automatically 38 Index of the stored value Number of the stored value in the memory Status m Status of the operation in the buffer Value 0 No operation 1 Search acc the date and time registers 7660 7663 and 7320 7326 Search acc the time registers 7663 and 7326 Search acc the index
44. uld be connected by a 2 wire conductor with the proper diameters for ensuring its protection by means of an installation cut out 5 SERVICING After connecting external signals and power supply what is indicated by a LED on the transducer displays the type and the current version of the program After ca 3s the transducer automatically transits into the working mode in which it realizes the measurement and conversion into an analogue output signal It displays the measured value the unit of the measured or set value by the user and markers of connected alarms The transducer automatically blanks void zeros The start of the recording is indicated on the display the mark M means the recording is starting the mark E means the empty memory however the mark F means a full memory After filling the memory the transducer automatically switches the recording off LED diode M recordin itched on ade Indication of the E empty memory F full memory recording start A Result Unit Indication of the alarm 1 alarm 1 switched on 2 alarm 1 switched on 1 2 alarms 1 and switched on Cancellation key Value increase key Value decrease Acceptation key x Programmer 7 En interface
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