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AmpCom User Manual V.1.1

1. All the information provided with this document is property of Carlo Gavazzi
2. Physical Address Function code Starting Address Quantity of Registers N word Byte count Register value CRC Request frame correct action Description Physical Address Function code Starting Address Quantity of Registers N word CRC Response frame incorrect action Description Physical Address Function code Exception code CRC MODBUS function 08h provides a series of tests to check the communication system between a client Master device and a server Slave or to check various Length 1 byte 1 to F7 1 to 247 1 byte 90h 1 byte 01h 02h 03h 04h 2 bytes Length Value Length Value 1 byte 1 to F7 1 to 247 Note Soe mT oye we ewe OOO IA Note oye fm zoe S Value Possible Oth illegal 02h illegal 03h illegal Note exception function address value data data is 04h slave device failure Function 08h Diagnostic with sub function code 00h internal error conditions within a server DMPU supports only 0000h sub function code Return Query Data With this sub function the data passed in the request data field are returned looped back in the response The entire response message should be identical to the request Request frame Description Physical Address Function code Sub function Data N word CRC Request frame correct action Description Physical Address Function code Sub function Data N word Length 2 bytes 2 bytes 2 by
3. 12 12 13 13 Measurement connection Relay output DMPU EL N1 IN2 CT CT Toroidal sensor input with Digital inputs P 694 Toroidal sensor input with P2694 DMPU HMI DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi OUT1 OUT2 Relay outputs Q RL1 Relay output 16 Automation Components 24VDC Power supply 17 CARLO GAVAZZI COM2 COMO B a DMPUC MBT PC DMPUC PRB RS485 port RS485 ports connection DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi DMPU PS software configuration Introduction Start up System requirements Software structure DMPU manual rev 1 1 18042013 The factory settings release the product with no function programmed Use DMPU PS software to create the desired configuration and upload it to the device through the communication cable A Please power off motor while configuration is sent The setup of the device is defined through a guided tour where the user inputs step by step the main characteristics of the motor the type of main module the additional modules the communication parameters all the alarms and warnings for motor protection and the setup of inputs and outputs In the main window the user can see the present configurations and modify them or upload download a specific configuration from to the device The user can also load pr
4. In this example an emergency start with auxiliary start pushbuttons emergency Start is built The used blocks and connections are the following DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi VAF1 pa DMPU PRB VA 4 Thermal image 49 VA 5 I IMB Time from last stop 6 Phase sequence 47 Starts per hours 66 DMPU 05 DMPU PRB Truth table 2 DMPU PRB Latch reset The used blocks are grouped in two groups with the following features e 1 alarm group all the alarms which can trip during normal running condition are summarized on this group Normal running condition is performed when the motor is started by the normal start input A connection example is the following DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Automation Components 87 CARLO GAVAZZI Thermal image 49 7 VA 5 a 1 IMB VA 6 Truth table 1 Time between starts 6f VAF Time from last stop 46 VAFS i Starts per hours 66 DMPU PRB Latch reset ID Block Description Normal start input Alarm enable enabled Input type toggle Type of input active when closed On delay Al 4 O s Digital input Thermal image alarm Enable function ANSI49 enabled and latched This kind of alarm is usually latched otherwise it may cause oscillations due to the
5. CARLO GAVAZZI Automation Components DMPU registers map Data format representation 55 In this chapter is reported the registers map of DMPU These registers are formatted according to one of the following data representations Register data formats Format IEC data Description Bits Range type IEEE754 Single precision floating 4 1 1 2 x2 SP point 2 ASCII A ASCII char extended 8 0 255 The IEEE754 representation of a 32 bit floating point number as an integer is defined as follows mb 32 bit floating point Bits 31 30 atone 22 0 Formula to calculate the number 1597 exponent127 4 Mantissa The byte order in the MODBUS and ANSI frame is e 1 byte Bits 15 8 of the 32 bit floating point number in standard IEEE 754 e 2 byte Bits 7 O of the 32 bit floating point number in standard IEEE 754 e 3 byte Bits 31 24 of the 32 bit floating point number in standard IEEE 754 e 4 byte Bits 23 16 of the 32 bit floating point number in standard IEEE 754 The integers are represented in UINT16 16 bit or UINT64 64 bit format without sign the byte order inside the single word is MSB gt LSB while the word order is LSW gt MSW 1 word Most significant byte Least significant byte DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 2 word Least significant word Most significant word The byte o
6. CARLO GAVAZZI Automation Components CARLO GAVAZZI DMPU PS USER MANUAL Version rev 1 1 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Contents CONTEN S Asien eet Ath Mes daa o e ath laaicn Soho aie hia 2 FIG CNG CHO tea dare tat Sareea ease ee CR o O saoactons eesmensnceen ate et 6 OOO 6 PROGU CLAMS pecto Ni 6 Pre cauti ONS ss 6 Sara precaltoOn sa dic stios 7 General Into matiONer asar atacaba 7 Stalin da 8 AMBIENTE VIFO MEN ana 8 MOUINE sad dra laa 8 VOUNTING AE aa 8 A a a sce sea a a a eens vesaes a ese eesannencuatesciateieeess 10 WIN alan 11 DMPU VIBE and DMPU P Binacional sis 11 DMPU 5na DNP li 12 DMP U R2 O eon e aun eemea 13 DON PU Pes 14 DIVIPU CPAN Or DIVIPUFCPC waste cate a 14 PIV IP AI aspas 15 WINE E 16 DMPU MBT and DUMIPU PRBoiiin a dre ls 16 DNP Ranas 16 DMPUOS NIDO 16 DMPU Plot 16 OMPI sta A AS 16 DMPUE S softwarecontieuratiON aii id 18 NEON ad tt ia aa 18 MIN UP een auc sche eh ae caania seaane hone neues tnd macecuee sel cone nue monte ue tnd space uaaee terdame auaacua rend pemeamieath ena auehansance tones 18 Sistem FEGUIFGIMGMUS aonana a a a aN i a 18 SOWA S UCU io 18 Maim TUN CONS ir 19 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components AAPP nn o vce eto 19 y A E tamed ec E eon ene cdeonsne caus tereew nee cotuona
7. Power ON Vin Van Van Vin Vi V2 3 V3 1 Vi lEARTH lEARTH 64 EL W W2 Ws Wrot VA VA VAs VAtot VAR VAR VAR VAR tot PF PF PF DMPU manual rev 1 1 18042013 1 R2 1 Up to 20 digital or temperature inputs associated to expansion modules Virtual input associated to Modbus or Profibus input up to 8 available error on expansion modules connection error on measurement module connection error on DMPU configuration active when the database is reset active when the fast database is reset active when the data event is reset DMPU is turned OFF DMPU is turned ON Instantaneous variable functions L1 N voltage L2 N voltage L3 N voltage Average value of phase neutral voltages L1 L2 voltage L2 L3 voltage L3 L1 voltage Average value of phase phase voltages Phase 1 current Phase 2 current Phase 3 current Earth fault current Earth leakage current Phase active power Phase 2 active power Phase 3 active power Total active power Phase 1 apparent power Phase 2 apparent power Phase 3 apparent power Total apparent power Phase 1 reactive power Phase 2 reactive power Phase 3 reactive power Total reactive power Phase 1 power factor Phase 2 power factor Phase 3 power factor All the information provided with this document is property of Carlo Gavazzi 26 Automation Components 27 PFrot Hz AsyVn AsyVi Phase sequence l L THD Vin THD Van THD Van THD V3 2 THD Vas THD V3 T
8. avert in3 out 2 Timer 1 in 4 4 inS ie DMPU 05 Truth table 4 Start delta interlock group blocks description ID Block Description 4 It is used for star delta switching in a set time Set this time according to the motor load DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 84 Automation Components Emergency start 85 CARLO GAVAZZI To ensure the interlock function between star and delta operations delta is inhibited if the motor is stopped or running in star condition The graphic representation is the following Logic g fu an K Output relay for motor delta operation e O working mode NO To ensure the interlock function between star and delta operating the star operating is inhibited if the motor is stopped or running in delta condition The graphic representation is the following Logic rn na function i gt h IN NOT oe a IN AND RESULT Output relay for motor star operating e O working mode NO Assign the delta output to an I O module and the star output to the measurement module in order to have a transition time between star and delta switching avoiding the two relays to be closed at the same time the relay outputs on the I O modules have a longer activation delay compared to the one of the relay outputs on the Measurement module so the delta relay switches closed when the star relay has already switched
9. 08 50 LSB Hour 0 23 base 2h Date day and hour INT16 MSB Day 01 31 base 3h Date minute and second 1 DMPU manual rev 1 1 18042013 INT16 LSB Second 0 59 MSB Minute 0 59 32 bit IEEE 754 32 bit IEEE 754 0 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 0 32 bit IEEE 754 32 bit IEEE 754 0 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 0 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components Datalogger reset Use the following commands to reset the three databases Table of datalogger reset command Modicon Address Description Length Data Value address words format 313825 3600h Reset 1 UINT16 l database 1 command is Reset data executed 313826 3601h 1 UINT16 other values no event effect 313827 3602h Reset data fast UINT16 Write only mode PROFIBUS slot 5 from index 50 to index 52 DMPU manual rev 1 1 18042013 75 All the information provided with this document is property of Carlo Gavazzi Configuration Examples Direct starter In this example a basic DOL starter with start and stop pushbuttons and a thermal image 49 alarm is built The used blocks and connections are the following 1 DMPU R2 A
10. 1 Locked rotor at start up S1LR The logic function is as follows RESULT In this case the motor is stopped when at least one protection function trips To inhibit the start input if the thermal image alarm is tripped or the stop motor input is activated The graphic representation is the following Logic function DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi RESULT It is used as a flip flop The setpoint is set to 1 so if a signal comes from the act terminal it activates the output motor starts while if it comes from the rst terminal it de activates the output motor stops 8 Counter o Alarm enable enabled 0 Set counts of Al 1 count Output relay for motor start stop e O working mode NO Reversing starters In this example a reversing starter with forward start reverse start and stop pushbuttons and a thermal image 49 alarm is built The used blocks and connections are the following 0 1 vagz L OMPUR2 10 z 6 rst a 3 page f Truth table 1 Timer 1 VAS j3 in i vae4 Z3 in 2 DMPUMeT P3 ins Laver in 6 Thermal image 49 Truth table 2 pS a in 1 ART ct vago nz ist in 3 gt AS na 8 Timer 2 SA ins VA 12 2 rst o in 6 hd Vall o DMPU MBT Digital RESET Truth table 3 Truth table 5 The used blocks are grouped in three groups with the following features 1 Forward starter group this group
11. DIN rail by repositioning the tab up connect them except measurement module side by side according to the order defined in the configuration of the device decided for your application see the software configuration chapter The available modules are the following e DMPU MBT or DMPU PRB main module Modbus TCP IP or Profibus e DMPU 05 or DMPU 65 measurement module e DMPU R2 21 20 unit e DMPU EL Earth leakage current module e DMPU CC bus extension unit DIN rail mounting POROS 8933996 Orson joe ajae gt TARAA The first module mounted side by side on the left must be DMPU MBT or DMPU bona ey PRB main module Side by side mounting allows to communicate among and to supply the other modules from the main one Use DMPU R2 modules to increase the available inputs outputs and the internal bus adaptor DMPU CC if more than one DIN rail is needed The maximum connectable modules are JE e 1DMPU MBT or DMPU PRB e 1DMPU 05 or DMPU 65 e 10 expansion modules DMPU R2 or DMPU EL DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Automation Components CARLO AZ Mounting example e 1DMPU EL If the order of the modules is changed after the definition of the software configuration check the congruency between the modules mounting and the Y software settings in case of incongruity the application may not work properly Connection and disc
12. N y 5 AND RESULT Used to release the latched alarms reset alarm as it is latched Alarm enable enabled Input type switch Type of input active when closed On delay Al O s Digital Internal output to control the latch reset reset e 2 alarm group all the alarms which can trip during special start condition are summarized on this group The special start condition is performed when the motor is stopped by an alarm of the first group and immediate restart is requied An connection example is the following Digital input DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 88 Automation Components Phase sequence 47 Digital input Logic function 89 Phase sequence 47 CARLO GAVAZZI DMPU 05 DMPU PRB Truth table 2 Description Phase sequence alarm set the values according to the motor features Use this configuration when the motor reverse rotation is not allowed Emergency start input Alarm enable enabled Input type toggle Type of input active when closed On delay Al 4 O s The emergency start is inhibited only if Phase sequence alarms is tripped for example use this configuration when the motor reverse rotation is not allowed during both normal and special condition The logic function appears as follows RESULT Output relay for motor start stop e O working mode NO DMPU manual rev 1 1 18042013
13. Open in the toolbar to load a configuration setup for DMPU saved previously in an external file This configuration is added to the list of configurations Imp Exp This button is activate only if an item of the configuration list is selected A window to choose if import the configuration from the device to the software or export the configuration selected in the configuration list from software to the device overwriting the configuration previously present in the device is shown An alert window is shown if the selected modules on the exported configuration don t match to the modules physically present DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi A Please power OFF and ON the DMP U after the configuration export Save Saves the parameters of the selected configuration in the list of configurations to an external file If there is no selected item in the list of configuration this button is disabled Use this file to store the configuration of the plant for future maintenance and assistance Modify Starts a wizard with the parameters values of the selected configuration entered last time or the default values in case of new configuration The configurations couldn t be modified when the current software language isn t equal to configuration creation language Through the wizard insert all the parameters of the configuration that are divided on the following 3 g
14. Reset to zero the Active energy counter Reset total kVArh Reset to zero the Reactive energy counter Reset total numbers of starts Reset to zero the Number of starts counter Reset partial running hours Reset to zero the Partial running hours counter Reset Max motor start time Reset to zero the Max motor start time counter Reset Max start currents Reset to zero the Max start currents counter Reset datalogger Reset the memory of Datalogger Reset data event Reset the memory of Dataevent DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Automation Components Menu 23 CARLO GAVAZZI Reset fast datalogger Reset the memory of Fast datalogger Reset latched alarms Reset the latched alarms Reset This function restores the device to factory configuration Print Prints a document reassuming the configuration This document includes the following contents The synoptic of the connections inserted in the graphic connection panel during the configuration The synoptic of the connections for the logic function blocks The parameter list values of each block used Use this document to store the configuration of the plant for better maintenance and assistance Close The software is closed The menu bar has the following items Menu items File Tools Help Item Description New Open Imp Exp See Main function section for more details Save Mod
15. accuracy of the product Pay attention to the reference of the voltages and currents the voltage terminal L1 refers to the current hole 11 the voltage terminal L2 refers to the current hole 12 the voltage terminal L3 refers to the current hole All the information provided with this document is property of Carlo Gavazzi 12 CARLO GAVAZZI Automation Components I3 Observe the currents directions according to the arrows reported on the front label the arrowhead indicates the motor position Connect up to 2 relay outputs The output present on the measurement module have an intrinsic delay lt 100ms The ones on the DMPU R2 modules lt 1000ms Use the former ones for the most time critical tasks e g start stop star delta Pass through the 3 motor cables in DMPU 65 holes The suggested current transformers for the most common motor rating and power supply voltage are the following Current transformer Motor power kW Items I E 2 7 7 i ss zs 5 DMPU R2 PA This module doesn t require auxiliary power supply which is via internal bus from s Y ece main module rea y A Connect it when the device is not powered Connect up to 2 temperature sensors 2 or 3 wires PT100 or PTC or 2 digital inputs or a mix of them Connect up to 2 relay outputs DMPU R2 DMPU manual rev 1 1 18042013 13 All the information provided with this document is property of Carlo Gavazzi DMPU EL DMPU manual
16. an alarm on this counter to pre warn a ANSI 66 trip This counter is available if the ANSI 66 starts per hour is used Estimated time before trip It is the estimation of time before ANSI 49 trips this counter is very useful for pre warning as it gives the forecast of the trip time This value is available if ANSI 49 is used Estimated time before restart It is the longest time needed by the ANSI 66 functions to be released This counter is blanked it is equal to 0 when the following conditions are kept see ANSI 66 functions description PthoursStstartstart PthoursStstopstart Max start current 1 2 and 3 This function monitors the current during motor start up and stores the maximum current value Set the following parameter e Under level of Al maximum current value set point Alarm trips if the maximum current value is above Under level of Al set point Use the Reset max start current command to set to zero the stored value Use these blocks to setup the output relays of the modules If more than one block is connected at the pin of output block the relay is activated when at least one block connected to the pin is active OR logic Select if to use a normally open or normally close contact This function refers to all latched alarms Activate the status of this block to release the active status of the used blocks with latch function enabled If more than one block is connected to the pin the block is a
17. and the Modbus parameters TCP IP port IP address is fixed DHCP isn t available dna Instrument address bps rate parity and stop bit DMPU PRB Profibus Profibus address parameter Modbus RTU Instrument address bps rate parity and stop bit parameters The communication parameters become effective when the device is turned OFF and ON DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 24 Automation Components Function configurations 25 CARLO GAVAZZI CT and VT parameters Input the Retr current transformer ratio and Ry voltage transformer ratio parameters All the electric variables that are used already take these ratios into consideration Set the ratios to 1 if CT s and VT s aren t used Motor features Define the following general parameters General parameters Parameter Function Nominal current of the motor from the nameplate of the motor or from its datasheet Nominal motor start time depends on the application and the type of load oo Isao ts49 c Kaos Kaon Soe the ANSI 49 thermal image description 49 S The digitaltemperature inputs internal functions instantaneous variables alarms ANSI functions counters timers logic functions and relay output are represented as graphic blocks All of them except the outputs are named virtual alarms they are internal alarms of DMPU and can be connected to the relay outpu
18. break 0 probe Output event Address Description Length Data Value words format a Type of event o UINT16 2 Relay output 1 and 2 measurement module outputs base Number of output 5h hannel 1 UINT16 From 3 to 22 expansion module 1 and 2 outputs 23 latch reset output New status UINT16 OFF oper 0 ON close All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 70 Automation Components 71 Generic event CARLO GAVAZZI Address Description Length Data Value words format base Number of output 5h channel i 0 Modules connection error 1 Measurement module connection error 5 Start stop motor 9 Module configuration error 10 Block hours greasing 11 Block hours maintenance 16 Data base logging reset 17 Fast data logger reset 18 Data event reset 19 Power OFF 20 Power ON 21 Latch reset command Modules conn error 1 error 0 OK Measurement modules conn error 1 locked 0 unlocked Block hours maintenance 1 locked 0 unlocked Data base logging reset O reset Fast data logger reset Data event reset Power OFF Latch reset command 0 Active energy reset 1 Reactive energy reset 2 Number of starts reset 3 Partitial running hours reset 4 Max motor start time ANSI 51LR reset 5 TCU reset 6 Starts per hours ANSI 66 reset 7 Minimum time between starts ANSI
19. function code 03h or 04h Read the valid records using Modbus function code 14h and sub function code 06h The request frame of Modbus function 14 to read one record has the following structure Dataevent request frame Description Length Example Physical address Function code Lenght in byte of sub functions on the request frame 1 sub function code 1 sub function file number 1 sub function record number 1 sub function number of word to read 2byte B The file number is used to identify the database every database has several identification numbers the file number of this database is 1 One sub function reads only one record repeat the previous request frame for every record changing the 1 sub function number of word to read value to read all the valid records For every request the device responds with the following frame Dataevent response frame Description Length Example Physical address Function code Response frame lenght sub functions and CRC 1 sub function response data length 1 sub function code 1 sub function record data w e 1 sub function record data contains the stored information of the record defined in the request frame 1 sub function record number The structure of these words is illustrated on Dataevent record organisation table When all records are read write the reference number RefA with the value of RefB Modbus function code 06h This action executes an equivalent rese
20. ica 37 ANSLOG Stats DON opc 38 ANSI 66 Minimum time between Starts 38 ANSI 66 Minimum time Thom last StoP A E cn 39 ANSI 37 Undercurrent minimum phase current cccccoooccnnnnnonnncnnnnnonanocnnnnonanonnnnnonanocnnnnonanonnnnnnnaninonnss 39 ANSI48 Locked rotor at starts ta 39 ANSIS LR Stalled TOO aii 40 ANSI64 Earth faui aane io diria ds elado Dido dado sau amceantuneance eles 41 ANSI64EL Earth leakage CUTE is 41 ANSIZ 73 UNde Volta a SA AS 42 ANSI59S OVErVo laten des 42 CO A A A A A N 42 EOUNte Sas oi 42 A ce sanuescaies N O a at 42 Merne counters a o o ae tee 42 Starts per MOU aaee aN a N 42 Estmated time Delorean AGAN a O OEN 43 Estimated time before resta traseros a E N R 43 Maxstart current LT Zane on a tens a nt leo olaa 43 e A EEA T EEA E EE EEE E EA 43 ESTA TES 43 LOPICTUACUON Sa a lires taste aay 43 troduction to IVI GIO WS sern a a a a O 45 Haha goye ON 45 Modbus TUIMCTIONS snenia oia 45 Function 03h Read holding registers cccccccssseccccccssseccccceessecccsseeeseccecseueeecceseeueeecseeeueneceeeseeneeseeegenes 45 Funcuon 04hN Read Input registers usa 46 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components Function O6h Write single holding register ccccooonccnnnconancnnnnnonanoconnnonanocnnnnnnnacnnnnonnanononnnonaninnnnnnnns 47 Function 10h Write multiple registers oooonc
21. modular housing is for DIN rail mounting with IP20 protection degree The device in its basic configuration is able to measure the electrical motor variables current voltage harmonic distortion etc to monitor the thermal image of the motor and also its load operational status start stop star delta starting 2 speeds alarm set point and other functions adjustable by the user motor temperature and includes an event datalogger The current measurement is carried out by means of 3 external current transformers or by built in split core transformers up to 5A With serial communication it is possible to gather all the relevant instantaneous values and transmit them to a host control system for data collection and process control Profibus and Modbus TCP IP protocols are available for a high connectivity to the most used fieldbus systems Through the optional remote operator interface for panel mounting it is possible to see the instantaneous values and status The whole programming of the unit is to be performed via configuration software Optional modules allow the collection of additional PTC and PT100 values for coils and bearing temperature control and additional input outputs are used for some local on board logic functions Product inspection Please check the followings when receiveng and unpacking DMPU e The modules of DMPU are the ones specified in your purchase order e Check if there are damages caused by transportation P
22. rev 1 1 18042013 DMPU EL This module doesn t require auxiliary power supply which is via internal bus from main module A Connect it when the device is not powered Connect up to 3 digital inputs and 1 relay output it is designed for ANSI 64EL alarm it isn t customizable by user The wiring diagram for core balance transformer depends on the earth leakage current set point ISEL see ANSI 64EL function description and the transformer ratio ROTEL calculate the P value according of the following formula to define when to use C1 C terminal P lt 694 or C2 C terminals P2694 I p ee x5 x 105 CTEL The suggested core balance transformers with 1000 1 ratio and various internal diameters to satisfy the needs of several 3 phase cables diameters are the following CTG 035 core balance transformer with 35mm internal diameter CTG 070 core balance transformer with 70mm internal diameter CTG 120 core balance transformer with 120mm internal diameter CTG 210 core balance transformer with 210mm internal diameter CTG core balance transformers connection example Core balance transformer ISEL RCTEL P DMPUC EL A terminals 3 DMPU CPAN or DMPU CPC All the information provided with this document is property of Carlo Gavazzi 14 CARLO GAVAZZI Automation Components 15 DMPU CPAN O DMPU CPC DMPU HMI DMPU CPAN and DMPU CPC cables are used for communication with the PC e Use DMPU
23. the equipment The contents of this guide are believed to be correct at the time of printing In the interests of commitment to a policy of continuous development and improvement the manufacturer reserves the right to change the specification of the product or its performance or the content of the guide without notice The device is only for qualified personnel who takes responsibility for the use For your safety pay attention to safety instructions on handling installing operating and checking the device DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Installation Ambient environment The environment will directly affect the proper operation and the life span of the device so install the device in an environment complying with the following conditions e Ambient temperature 25 C 55 C 13 F 131 F e Avoid exposure to rain or moisture e Avoid direct sunlight e Avoid oil mist and salinity e Avoid erosive liquid and gas e Keep away from radioactive and flammable materials e Avoid electromagnetic interference e Avoid vibrations All the modules have IP20 protection degree Don t place the devices in an environment where they can be damaged electrically or mechanically Mounting Mounting description h gi Mount the modules on the DIN rail before placing the modules on the DIN rail S move down the plastic tab on the back of the module and secure the modules to the
24. the information provided with this document is property of Carlo Gavazzi Word 5 400775 0306h 1 Word 6 400776 0307h Module code 400777 0308h status Espansion module 4 Word 2 400780 030Bh status Espansion module 2 Word 2 400788 0313h status Espansion module 4 Word 2 400804 0323h DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 58 Automation Components Espansion module 6 Espansion module 7 Espansion module 8 Espansion module 9 Espansion module 10 59 CARLO GAVAZZI A Word 4 400814 032Dh 1 Module code 1 vane eee fom Module code 1 vane 008 joo Module code 1 0 em fon Word 1 400835 ossen i Word 2 400886 josash i Word 3 400837 josah i Word 4 400838 osash ji Module code 1 CC Word t 4oosas osean ji Word 2 400844 0848h i Word 3 400845 josach i Module code 1 CNC Word 1 400851 osS2h Word42 400852 oss h DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Word 3 Word 4 Word 5 Word 6 400853 0354h 1 400854 0355h 400855 0356h 400856 0357h 1 Read only mode with function code 03 and 04 PROFIBUS acyclic data exchange slot 8 index 1 The first word of the group indicates the type of module the others words have different structure according to the modules Organisation of the instantaneous var
25. the measured value goes between the over level and the under level for all delay time the alarm trips The alarm is released when the measured value goes below the under level or above the over level e Alarm out window without hysteresis when the measured value goes below the under level or above the over level for all delay time the alarm trips The alarm is released when the measured value goes between the over level and the under level DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi OFF ON OFF In window level function Out window level function Positive sequence component Negative sequence component Zero sequence component DMPU manual rev 1 1 18042013 The formulas to determine the variables which aren t directly measured are e Venz Vin Von V3 n 3 e Vis Vi 2 V2 3 V3 1 3 Oo Wrot W Wo W e VAtot VA VA VA3 e VARtot VAR VAR VAR3 e PFror Wror VAror e ASYVi n VLN max gt Vi Nmin Vi ns o VLN max IS the maximum value among phase neutral voltages o VL Nmin Is the minimum value among phase neutral voltages e ASYVi i VLL max Vi lmin VL Lz o VLN max IS the maximum value among phase phase voltages o VL Nmin IS the minimum value among phase phase voltages e lis Calculation Imax is the maximum value of three phase curren o When the aver
26. tstartstart Minimum time between starts 0 to 5400 seconds The alarm is active as long as time from previous start is below tstartstar time In case the motor is started again before this alarm is released the alarm condition cancels automatically If the alarm is active and the motor is restarted the alarm is automatically released The time to restart appears among the internal counters and it is the longest time among all ANSI66s time of reentry alarm it becomes zero when all ANSI66 alarms are deactivated When tstarstan IS zero the ANSI 66 Minimum time between starts function is blanked ANSI 66 Minimum time from last stop This function monitors the time since the previous stop through the parameter e tstopstar Minimum time from last stop 0 to 5400 seconds A Stop event is detected when current goes below 10 of nominal current The alarm is active as long as time from previous stop is below tstopstar time In case the motor is started again before this alarm is released the alarm condition cancels automatically The time to restart appears among the internal counters and it is the longest time among all ANSI66s time of reentry alarm it becomes zero when all ANSI66 alarms are deactivated When tstopstat iS zero the ANSI 66 Minimum time from last stop function is blanked ANSI 37 Undercurrent minimum phase current This function monitors if any of the currents is below the set point current during the set time Set the fol
27. values e the direct sequence motor current e the inverse sequence motor current e Is49 1R locked rotor current expressed as number of times against nominal current This parameter changes the contribution of the inverse current component on the leq calculation the leg current is greater as the ls19 n IS smaller The overload condition depends on leg value and the following parameters e ly nominal current of the motor e kyo the motor service factor the typical value is 1 15 Kag X In defines the current value that the motor can absorb for an indefinite time without problems Set these parameters to define the maximum current that never generates an alarm When leq is greater than k4g x In the motor is in overload condition and the TCU value grows until 100 unless the motor goes back to standard load condition The time to reach the 100 value depends from the following parameters e Kyo time constant when the motor is already running e K s time constant when the motor is just started In case of uncertainty the user can input the values suggested by the software DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi ANSI 46 immediate function trip DMPU manual rev 1 1 18042013 according to the trip classes refer to IEC 60947 4 1 class 5 class 10 class 20 or class 30 In this case the tripping curve is calculated to observe the time
28. x T IN j AND RESULT a i gt O IN NOT lt is used as forward motor start introducing a delay time The delay time is neccessary during the reversing operation moving from reverse to forward rotating without using the motor stop to minimize the dinamic overloads deriving from motion reversals If a signal comes from the act terminal it activates the output motor forward starts 3 after the set time while if it comes from the rst terminal it de activates the output motor stops o Alarm enable enabled e Set time of Al 3 seconds set this value according to the motor features a Digital Stop input input All the information provided with this document is property of Carlo Gavazzi 80 CARLO GAVAZZI Automation Components Alarm enable enabled Input type switch Type of input active when closed On delay Al 4 O s Thermal image alarm Enable function ANSI49 enabled and latched This kind of alarm is usually 5 IMEI latched otherwise it may cause oscillations due to the fact that the motor image 49 cools down when stopped so alarm might release e set the other values according to the motor features To control the motor stop in case of stop input command or ANSI 49 Thermal image alarm trip The graphic representation is the following Logic 6 i function Start reverse input E Alarm enable enabled 7 gra Input type switch input i Type of input active when closed On d
29. 22 Et vas out 1 ae i VAS 3 cane 1 DePUL J 5 A Thermal image 49 Truth table 1 A Ate L DMPU j R2 Digital RE RESET ID Block Description Start input E Alarm enable enabled 1 Input type switch Type of input active when closed On delay Al 0 s Stop input Alarm enable enabled 2 ae Input type switch Type of input active when closed On delay Al 4 O s Thermal image alarm Thermal Enable function ANSI49 enabled and latched This kind of alarm is usually 3 image latched otherwise it may cause oscillations due to the fact that the motor cools 49 down when stopped so alarm might release e setthe other values according to the motor features Used to release the ANSI 49 Thermal image alarm reset alarm as it is latched 4 Digital input e Alarm enable enabled o Input type switch DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 76 Automation Components 77 CARLO GAVAZZI e Type of input active when closed e Ondelay Al 0 s 5 E Internal output to control the latch reset To stop the motor in case of stop input command or ANSI 49 Thermal image alarm trip The graphic representation is the following RESULT It is possible to use other protection functions as thermal image adding them to this logic function 1 DMPU R2 Thermal image 49 Logic function Current unbalance 46 Truth table
30. 4s time the algorithm works as described below e when the zero speed digital input is not used the alarm trips if at least one of the currents remains above lsas 51p for at least motor start time set during the wizard between the Motor features it is shown on the figure as tsag 51LR e when the zero speed digital input is used the alarm trips if at least one of the currents remains above ls4g 51_R for at least ts4g and the digital input is OFF the alarm doesn t trip if the digial input is ON it means the motor isn t in locked rotor condition ls4g 5itR Value is the same of ANSI51LR Stalled rotor using different values is not allowed between the two ANSI functions every change is applied to both of them ANSI 51LR Stalled rotor This function prevents the stalled rotor condition by monitoring the current this function differs by ANSI 48 because it monitors the current after the motor start up Set the following parameters e Is4g 5itR current set point for too long start or locked rotor e INeiiR auxiliary digital input for zero speed detection use this input if shaft monitoring is required through a proper sensor All inputs added on the configuration could be used physical digital inputs or virtual inputs When the auxiliary digital input is used set also the tssi r time the algorithm works as described below the function is blanked during the start up period e when the zero speed digital input is not u
31. 66 reset 8 Minimum time from last stop DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi ANSI 66 reset 9 Max start phase 1 2 and 3 reset 10 Latched virtual alarm reset Max min events Address Description Length Data Value words format Type of event o UINT16 5 Max min event 4 Motor start timer 6 Max current phase 1 ES 7 Max current phase 2 8 Max current phase 3 Virtual alarm events Address Description Length Data Value words format ra Type of event UINT16 6 Virtual alarm event ll Number of virtual E UINT16 From 1 to 32 alarm New status UINT16 eG Alarm not active Fast data logger The data fast logger is a file with 10000 records from index 0000 to 9999 Each record is organized in 45 words as illustrated in Fast datalogger record organisation table which include the stored information of the database The data fast logger has a FIFO management system and uses two reference record numbers to identify the range of stored records the first record available RefA and the last stored record RefB base Number of max min 5h e f RefB gt RefA the valid records are from RefA 1 to RefB Fast datalogger with RefB gt RefA A 3 Al 5 we ase lo nee aes oe 9996 9997 9998 9999 Valid records RefA e f RefA lt RefB the valid records are from RefA 1 to 9999 and from O to RefB Fast datalo
32. CPC cable to connect DMPU MBT or DMPU PRB directly to the PC RS485 port If this port is not available on your PC please use an adapter e Use DMPU CPAN cable to relocate the RJ11 socket from the main module to the panel and connect the PC RS 485 port to the panel through DMPU CPC cable This accessory is of great help when the device is installed in a drawer system to allow re programming datalogger downloading and troubleshooting without powering the device OFF DMPU CPAN or DMPU CPC cable are connected to the RJ11 socket on the right in the bottom side of DMPU PRB or DMPU MBT During the connection with DMPU PS software DMPU HMI display must be disabled see the display instructions to enable this mode otherwise the connection won t work properly it s not possible to have two master devices in the same RS485 Modbus network DMPU HMI Connect DMPU HMI display to the main module through the screw terminals taking care of the RS485 polarity To reduce the noise use a shielded cable and connect the shield to main module GND terminal and to the ground DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Wiring diagrams DMPU MBT and DMPU PRB omm Ba ERR PT100 and PTC temperature Diaital i Power supply igital inputs a DMPU R2 IN 1 PT100 PT100 PTC PTC Digital inputs PT100 temperature sensors PTC temperature sensors DMPU 05 and DMPU 65 11 12 L3 N Ml n a
33. HD THD l2 THD ls TCU ANSI 49 ANSI 46 ANSI 50 ANSI 64 ANSI 64EL ANSI 66sH ANSI G6ures ANSI 66mtets ANSI 37 ANSI 27S ANSI 59 ANSI 47 ANSI 27D lime Counter 1 Counter 2 Timer 1 Timer 2 Ns Ter Ter Max start current 1 2 and 3 CARLO GAVAZZI Total power factor Frequency Asymmetry L N Asymmetry L L L1 L2 L3 or L1 L3 L2 phase sequence Positive sequence component of motor current Negative sequence component of motor current Total harmonic distorsion of V4 n Total harmonic distorsion of Von Total harmonic distorsion of V3 n Total harmonic distorsion of V4 2 Total harmonic distorsion of V2 3 Total harmonic distorsion of V3 Total harmonic distorsion of Total harmonic distorsion of l2 Total harmonic distorsion of ls Thermal Capacity Used ANSI functions Thermal image Inverse sequence current Overcurrent Earth fault Leakage current Starts per hour Time between starts Time from last stop Undercurrent Undervoltage Overvoltage Phase sequence Phase loss Current imbalance Counters timers Auxiliary counter one input to increment and one input to reset the counter Auxiliary timer one input to activate and one input to reset the timer Internal counters Starts per hour Estimated time before trip associated with ANSI 49 Estimated time before restart associated with ANSI 66s Stores the 3 phase maximum currents values during the motor start up Digital ou
34. IBUS acyclic data exchange not available Ethernet communication parameters are read written from to the device using the following words Modbus TCP IP communication parameters DMPU manual rev 1 1 18042013 61 All the information provided with this document is property of Carlo Gavazzi Modicon Address Description Length Data Value address words format 304433 1150h IP address A B C D E UINT16 304434 1151h IP address A B C D CU UINT16 304435 1152h IP address A B C D A UINT16 304436 1153h IP address A B C D UINT16 304437 1154h Subnet mask A B C D 1 304438 1155h Subnet mask A B C D UINT16 py 304439 1156h Subnet mask A B C D 0 une 304444 115Bh Default gatway A B C D 1 UINT16 UINT16 po From 1 to 9999 304445 115Ch Modbus TCP IP port 1 unne default 502 Read and write mode PROFIBUS acyclic data exchange not available Note to activate the new configuration of the ethernet interface it is necessary to send the updating of ethernet configuration command or switch off and on the device To write TCP IP communication parameters first write the new parameters values then execute the Ethernet communication configuration update command see the table below to make actual these parameters Wait at least 6 seconds before communicate with the new parameters The Ethernet communication configuration update command is equivalent to switch OFF and ON the device Table of ethernet parameters updat
35. MPU PRB Connect power supply voltage according to the scheme taking care of the polarity Connect max 3 temperature sensors 2 wire PT100 or PTC or 3 digital inputs or a mix of them If DMPU HMI display is used connect the serial port of the display to the R8485 port It is the same to use the screw or the RJ11 terminals To reduce the noise on the RS485 communication cable use a shielded cable and connect the shield to GND terminal and to the ground one point only While programming DMPU MBT or DMPU PRB with DMPU PS software using RS485 port DMPU HMI display must be disabled see the display instructions to enable this mode and BTM touch screen must be powered OFF if it uses RS485 port otherwise the connection may not work properly it s not possible to have two master devices in the same bus On the bottom of the module there are two RJ11 connectors for measurement DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi lee le RJ11 1 RJ11 2 DMPU 05 HMI PC DMPU 65 Bottom view of DMPU MBT and DMPU PRB Removing DMPU 05 cover for current measurement DMPU manual rev 1 1 18042013 module on the left and the DMPU CPAN or DMPU CPC cable on the right these cables are used for PC connection and the configuration by programming software On the top of the module there is an auxiliary communication port which depends on the main mo
36. OOACh PFTOT Total power factor Homopolar sequence component of motor current o l Positive sequence component of motor current Negative sequence component of motor current o THD V1 N o harmonic distorsion of V1 o THD V2 N Ne harmonic distorsion of V2 o THD V3 N a harmonic distorsion of V3 T 2 2 CARLO GAVAZZI Yy 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 32 bit IEEE754 Read only mode with function code 03 and 04 PROFIBUS acyclic data exchange slot 8 index 0 Variables from modules DMPU can have up to 10 espansion module mounted side by side from main module The instantaneous variables of the modules are organized in 11 groups of 8 words Every group identify a module according to the physical location of installation first group always represents the main module The words references are the following Instantaneous variables form main and expansion modules Module Main module DMPU MBT or DMPU PRB 57 Description Modicon Physical Length address address words Module code 400769 0300h Module 400770 0301h status Word 1 400771 0302h Word 2 Word 3 Word 4 400772 0303h 400773 0304h 400774 0305h DMPU manual rev 1 1 18042013 All
37. The normal response is a series of sub responses one for each sub function request The response data length field is the total combined count of bytes in all sub responses In addition each sub response contains a field that shows its own byte count Request frame correct action Description Length Value Note DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Physical address 1 byte 1 to F7 1 to 247 1 Sub func response data length byte o7htooFsh 1 Sub function code 06h A 1Sub uno data N word 2 Sub func response data length byte o7htooFsh 2 Sub function code 06h A 2 Sub func data N word Response frame incorrect action Description Length Value Note Physical address 1 byte 1 to F7 1 to 247 Possible exception Function code 1 byte 88h 01h illegal function 02h illegal data address Exception code 1 byte 01h 02h 03h 04h 03h illegal data value CRC 2 bytes LS 04h slave device failure The request frame and the response frame must not exceed the allowable length of the MODBUS PDU 253 bytes Broadcast mode In broadcast mode the master can send a request command to all the slaves No response is returned to broadcast requests sent by the master It is possible to send the broadcast message only with function code 06h and 10h and using address 00h DMPU manual rev 1 1 18042013 All the information provided with this document is pro
38. age current lay is greater than the rated motor current lms Imax lav lav o When the average current lay is less than the rated motor current lime Imax lav ln e L and l the three phase current system is decomposed into a direct or positive sequence inverse or negative sequence and homopolar or zero sequence system The vector sum of these components is the motor current The direct Sequence is associated with a positively rotating vector whereas the inverse sequence is associated with a negative rotating vector The homopolar component has the identical phase angles All the information provided with this document is property of Carlo Gavazzi 34 Automation Components Vector sum 3 motor currents ANSI functions ANSI 49 trip classes TCU growing path example 35 CARLO GAVAZZI ANSI 49 Thermal image This function allows to protect the motor against damages due to thermal effects taking place in overload conditions starting from current measurement The protection function trips when motor heating i e the heat quantity in the motor represented by the TCU parameter Thermal Capacity Used reaches 100 of the maximum one for that specific motor Some of the motor plate parameters allow to estimate how long an overload condition can be sustained before motor overheats The estimation of motor heating begins from the equivalent motor current calculation leq that is derived from the following
39. as reset DMPU power OFF the device was powered off DMPU power ON the device was powered on Latch reset command the latch virtual alarm reset command is executed o Used virtual inputs the virtual inputs changed status o Digital inputs status the digital inputs changed status o Digital outputs status the outputs changed status e Fast data logger this datalogger works just as the database logger apart from the time base which is 100 ms during each motor start the variables are stored for 20 seconds for each motor start The data fast logger enabling is set through the proper box If it isn t activated the events aren t stored on the device O O O O O O O O DMPU manual rev 1 1 18042013 29 All the information provided with this document is property of Carlo Gavazzi Blocks description Latch function Digital temperature input OFF ON OFF Over level function DMPU manual rev 1 1 18042013 Every block in the graphic connection panel has a pop up window where the values of the respective parameters are inserted to define the block function Right click the block to show the pop up window When a new block is added set the virtual alarm number DMPU works out cyclically the block functions from virtual alarm 1 to 32 Assign the lower numbers to the alarms which influence the status of the other alarms in this way the time for the changes to take effect is reduced Every pop up window has the follo
40. atabase Max 9999 data with date hour Average values on programmable time logging reference based on FIFO storage windows max 20 variables Data event Max 9999 data with date hour Bwevent logging reference based on FIFO storage y Instantaneous value from the start event max 20 variable fixed time resolution 100ms Fast data Max 9999 data with progressive logger number based on stack storage The datalogger features are defined in three steps e Database logging the variables to store are added to the list through the add button the delete one cancels from the list among the available ones The database enabling and the time base is set through the proper box If the database isn t activated the variables aren t stored on the device e Data event logging the variables are selected from the list Each state change of the variables is stored in data logger The data event logging enabling is set through the proper box If it isn t activated the events aren t stored on the device The available variables are the following o Modules conn error communication failure with expansion modules o Meas modules conn error communication failure with measurement module Motor start timer Start Stop motor the motor was started or stopped Module configuration error Data base logging reset the database logging was reset Fast data logger reset the fast data logger was reset Data event reset the data event logging w
41. ated time before restart Partitial running hours Max motor start time GSD Module 15 Running motor extension values Variables Input Total number of starts Starts per hour Total running hours Total running seconds Hours before greasing Starts before contact maintenance Partitial running hours 53 CARLO GAVAZZI 32 bit IEEE 754 2 32 bit IEEE 754 32 bit IEEE 754 Length words Data Format 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 Length words Data Format 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 Length words Data Format UINT32 UINT32 UINT32 UINT32 UINT32 UINT32 UINT32 UINT32 Length words Data Format UINT32 UINT32 UINT32 UINT32 UINT32 UINT32 UINT32 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 GSD Module 16 Auxiliary function Variables Length words Data Format Input GSD Module 17 Thermal base values Variables Length words Data Format Input Temperature digital input 1 INT16 Temperature digital input 2 INT16 Temperature digital input 3 INT16 TCU thermal image 32 bit IEEE 754 GSD Module 18 External module variables Variables Length words Data Format Input Module code All the information provided with this document is property of Carlo Gavazzi 54
42. bit IEEE 754 ICO ERA femes CTC E emee ICC E ETT Wawes ER ETT CTC EA ETT Vases E ETT Vases ER emee Vaese e emee Vases Je emee Vaes e emee MP MO MO NINININI MP N NIN Dataevent logging The data event is a file with 10000 records from index 0000 to 9999 Each record is organized in 11 words as illustrated in Dataevent record organisation table which include the stored information of the database The data event has a FIFO management system and uses two reference record numbers to identify the range of stored records the first record available RefA and the last stored record RefB If RefB gt RefA the valid records are from RefA 1 to RefB Dataevent with RefB gt RefA 9996 9997 9998 9999 Valid records RefA If RefA lt RefB the valid records are from RefA 1 to 9999 and from 0 to RefB Dataevent with RefB lt RefA Dataevent RefA and RefB references Modicon Physical Length Description Data Values address address words format First record ak 08139 available RefA ee Last record id read NaNe available RefB une All the information provided with this document is property of Carlo Gavazzi 68 CARLO GAVAZZI Automation Components The data base file is readable in Modbus or Profibus as described below e Modbus mode 1 69 Read the reference of the first record available RefA and the reference of the last stored record RefB using Modbus
43. cnnncononccnnnnonanoconnnonanoconnnnnnacnnnnonnnncnnnnonnnarnnnnnnnanonnnnnnnos 47 Function 08h Diagnostic with sub function code OOH cccccnncccccnccnnnccnnnnonanonnnnnnnnacnnnnononaconnnonanacnnnnonons 48 Function 14h with sub function O6h Reading a record file oooocccnnnonnnncnnnnononacnnnnnonaronnnnnnnns 49 o A 50 A GS DTIC ces ee E eubeyau canoes caus suaanaueseas E E 51 DPOF tersa Der aa E E E E E 55 Data tormat re presentatiO assi Or OA 55 NM AVEO IES IA Disco abic utecuasasceoeouancout 56 Instantaneous variables masia 56 vana bles TOMTMOQUIES tddi E E E 57 Communication ParamMeterS recia A 60 Ntra COUNT 62 Date ana ume Mandar een emilio datosde 64 M o o A tervoasennncoue toceaedewsedtentdesicen 65 Mc AAA e o UU A 65 Detalo peer SS CN as osteo cartes ic ecient EAEE svete dette EAEAN E AE AA 65 Database OPINO comicios 65 A cutee E E gatoee oc duanendaetie te E 68 Fast ata lorena 72 Darle cer reset naaa 75 Configuration Examples seriene i 76 e o E 76 NP e PR E ECO ubwtaoesdanaoencoemeueevewonainpane 78 ONCE UNE costs 82 SU lO gr O o Ue e PC E E E nant T TS 83 IOC CTC SIU ndo 85 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Introduction Foreword DMPU is a modular electronic motor protection relay that provides protection monitoring and metering functions for 3 phase constant or dual speed AC induction motors The
44. ction tsg4 equals to Ks constant time When the measured value goes above the lsgq for all tsg4 the alarm trips ANSI 64 time dependent function ANSI 64EL Earth leakage current This function monitors the earth leakage current measured by DMPU EL this alarm is available when DMPU EL Is used Set the following parameters e Rce core balance transformer ratio e Isgae_ earth leakage current set point e tse4e time delay e System frequency 50Hz 60Hz e Leakage current measurement when the leakage current is monitored always or after motor start up e Output working mode set if DMPU EL output is normally open or normally close Alarm trips if the earth leakage current is above lss4e for tsgaeL time Isgae_ already takes the Rete ratio into consideration DMPU EL output is assigned to this function the DMPU EL relay switches according to Output working mode when ANSI64 EL alarm trips DMPU manual rev 1 1 18042013 41 All the information provided with this document is property of Carlo Gavazzi ANSI 27S delayed trip ANSI 59 delay time function trip Counters timers Timer function Internal counters DMPU manual rev 1 1 18042013 ANSI 27S Undervoltage This function monitors if any of the phase phase voltages is too low for the delay time Set the following parameters e Vs 7s minimum voltage set point if TV is used this value refers to the motor voltage value e ts 7s time d
45. ctivated when at least one block connected to the pin is active OR logic There are 9 truth tables They summarize the relationship among up to 6 inputs and 1 output When a block is added to the graphic table the user has to choose if the logic function is described through a graph or a table e Graph the logic function is represented by a combination of elementary logic functions OR AND NOT the elementary logic function the 6 inputs and 1 output are represented as graphic blocks Connect these blocks among them to define the desired function e ruth table the logic function is represented by a table that summarizes all combinations of inputs states and its output state 1 enable 0 disable activate or deactivate the output state for each combination setting the output to 1 or to 0 Clicking the cell corresponding to the DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi output state to switch the value If the configuration is loaded directly from the device the truth table is seen not the graphic connections of AND OR NOT logic functions If the graph is used the truth table is available to show the output but can t be modified DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi 44 Automation Components CARLO GAVAZZI Introduction to Modbus Introduction Modbus functi
46. d ecepen uence 19 PPP A E POC ESE O A A 19 o O A A 20 o ae 20 BRO aor o o o eee eee eee este 20 PY STATON nie diia 20 Dr PP A a e a e 22 A A A 22 E A o A PP e e A 23 A PPC Cn AP A 23 VS e A E e oo O 23 ro oo O o ee ee eee 23 NAVA dle SCT MOTE Fearne cite EE E eee 24 BASIC al AS PP PPP e o OE SE e a RN Po O E 24 Modules COT Cura O isso 24 A Pe eee eee ee eee ee eee 24 ET ANO MT Parametros 25 MU 5 o nn teers 25 FUNCION CIT CU Ul ONG ent E E EE 25 Data O I csc aise saree se wet bes 28 Block descrip OM ia eidi 30 Ea A y e o o 30 Disital tempera Urea aii 30 O glo Do A q AI 31 Module A o E nas taensonmnecrnnouaveioetees 31 Measurement module CONNECTION CLV OF ccccccccccsssessssecccccccaueeseeeccceessaueuseeecceeessuausseeeceeeessageaseeeeeeeenas 32 Ge ail AB les aia al O querer tect nnn E E E ee ene ee ee 32 A PP AA A PUE O cp sceneeseetendeeres 32 O al PREIS RPM Oo o ee err 32 DA EP e o E E 32 Fa OE TE EA q e cassie coseciesosnaneordecenens 33 Data event Tesei aer eee ee ee eee eee ee 33 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Ihstantaneous variables ccccicisideeciai cas icaladeseedsdacababiedeacsdeceosacabaee a a a iaaa 33 ANSIA CONS ars 35 ANS49 Therma INAS as 35 ANSI46 Inverse Sequence CUIT aeons lacanteaesenndentetaaseeuvieaes 36 ANSIEZID Pas lOs iria is 37 ANSIATiPRasSe Sequen Enn Aa ao acoa 37 ANSI 50 Overcurrent max phase current ii
47. d time management Date and time are read written from to the device using the following temporary words Clock setup Modicon Address Description Length Data Value address words format 304355 1102h Clock calendar UINT16 From 2009 to year 2099 304356 1103h Clock calendar UINT16 From 1 to 12 month 304357 4104h Clock calendar day to 4 UNTIG From1to31 1 From1to31 31 304358 Ea rca UINT16 penne 0 to 23 304359 4106h 4106h Clock time minutes Clock time minutes minutes 1 UINTIG From Oto 59 O to 59 304360 1107h Clock me E UINT16 From 0 to 59 seconds Read and write only mode PROFIBUS acyclic data exchange slot 0 index 2 To read data and time first execute the Get clock values command see the table below then read the 6 temporany words when the command is executed the device stores the actual date and time in these words To write data and time first write the new date and time in the 6 temporany words then execute the Set clock values or Set clock values with hour and minutes command to make actual date time Table of clock command Modicon Address Description Length Data Value address words format 1 command is 312369 Get l uinT16 executed values other values no effect 312370 3051h Sel clock values 4 UINT16 1 set data amp time 2 Set only time Write only mode PROFIBUS acyclic data exchange slot 5 from index 0 to index 2 1 use this command for sync
48. dentify the physical input output in the module to uniquely identify the physical input output in the connection panel e The Logic function blocks available are 9 e It s possible to use up to 2 timers and 2 counters e The instantaneous variables blocks can be used more than once to set different alarm trip levels Every block has a label name on the top set by the user stored in the device and a label at the bottom to uniquely identify of block type Every block group has parameters described in the specific chapter to set through dedicated pop up windows When the user right clicks an existing block the respective pop up window is shown automatically Using the button on the bottom of the window it s possible to add predefined configurations to the graphic connections panel it allows to set up typical motor settings without programming every time from scratch These functions are saved in external files containing the graphic connections among the blocks and the parameters values of the blocks Only one pre defined function can be added It s possible to use the Carlo Gavazzi functions or to save personal predefined configurations and use them in the same way The data logger function stores some variables of the device there are 3 data loggers All the information provided with this document is property of Carlo Gavazzi 28 CARLO GAVAZZI Automation Components Dataloggers list Name Description Variable type D
49. device considers the value equal to 1 9600bps 19200bps 38400bps 304402 1131h Baud rate 1 UINT16 T 115200bps All other values are considered as 0 Odd parity UINT16 Even parity All other values are considered as 0 304604 1133h Bitstop UINTI6 Read and write mode PROFIBUS acyclic data exchange slot 0 index 4 Note values are update only when the command update communication setting is sent or switch off and on the instrument No parity 304403 Parity To write RS485 communication parameters first write the new parameters values then execute the External serial communication update command see the table below to make actual these parameters Wait at least 6 seconds before communicate with the new parameters The External serial communication update command is equivalent to switch OFF and ON the device Table of clock command Modicon Address Description Length Data Value address words format 1 command is External serial executed 312371 UINT16 communication update other values no effect Write only mode PROFIBUS acyclic data exchange slot 5 from index 0 to index 2 Profibus communication parameter is read written from to the device using the following word RS485 Profibus communication parameters Modicon Address Description Length Data Value address words format From 2 to 126 UINT16 default Instrument 304409 address 126 Read and write mode PROF
50. dule type e on DMPU MBT there is a RJ45 connector for Modbus TCP IP communication e onDMPU PRB there is a DB9 connector for Profibus communication DMPU 05 and DMPU 65 These modules are connected to DMPU PRB or DMPU MBT through the dedicated cable with RJ11 connector on the bottom side of the module A Connect the measurement module when the device is not powered lis possible to use only one measurement module DMPU 05 or DMPU 65 for each main module DMPU 05 or DMPU 65 doesn t require auxiliary power supply being provided via RJ11 connector from the main module DMPU 05 wiring To measure the currents remove the 4 screws on the front to open the cover of DMPU 05 and place the 3 motor cables or the current transformer cables in the holes to allow the current measurement through the 3 phase split core current transformers the hole diameter for the wire is 9 mm taking care of the sequence and the current directions Close the cover of DMPU 05 with a screwdriver avoiding damages to the cable DMPU 65 wiring To measure the current pass the 3 motor cables through the three holes this allows the current measurement by means of the 3 phase current transformers placed inside the DMPU 65 pay attention to the sequence and to the current direction Connect the voltages directly or through voltage transformers to the terminals including neutral if available Voltage connection isn t mandatory but it is recommended to increase the
51. e goes between the over level and the under level If switch digital input is used choose one of the following input type Active when closed when the physical input is closes the alarm trips after the set delay time it is released when the physical input is open Active when open when the physical input is open the alarm trips after the set delay time it is released when the physical input is closed Module connection error This function monitors the connection status of the expansion modules The alarm trips immediately when at least one module is not connected properly It DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi maintains this status as long as the modules connection isn t ok Measurement module connection error This function monitors the connection status of the measurement modules The alarm trips immediately when the measurement module is not connected properly It maintains this status as long as the module connection isn t ok Configuration error This alarm trips when the current DMPU configuration has an error ex Digital input is set but the module isn t present Power ON This function monitors DMPU power ON Set the following parameter e Alarm time activation how long the alarm remains active The alarm remains active from DMPU power ON for Alarm time activation time Alarm time activation value is the same of Pow
52. e use cyclic data exchange see GSD file Datalogger system Database logging The data base is a file with 10000 records from index 0000 to 9999 Each record is organized in 45 words as illustrated in Database record organisation table which include the stored information of the database The data base has a FIFO management system and uses two reference record numbers to identify the range of stored records the first record available RefA and the last stored record RefB e f RefB gt RefA the valid records are from RefA 1 to RefB Database with RefB gt RefA 0 1 2 3 45S ti a czy e lo ta 19996 9997 9998 9999 DMPU manual rev 1 1 18042013 65 All the information provided with this document is property of Carlo Gavazzi Valid records e f RefA lt RefB the valid records are from RefA 1 to 9999 and from O to RefB Database with RefB lt RefA Database RefA and RefB references Modicon Physical Length Description Data Values address address words format First record available 0 7 9999 408194 2001h 4 Last record available INT16 O 9999 read RefB only The data base file is readable in Modbus or Profibus as described below e Modbus mode 1 Read the reference of the first record available RefA and the reference of the last stored record RefB using Modbus function code 03h or 04h 2 Read the valid records using Modbus function code 14h and sub function code 06h The request frame o
53. edefined configurations of parameters to fast set up the most common operating functions as motor start stop reversing star delta starting and 2 speeds DMPU PS has also a section to read the data logger registers of DMPU Install the software DMPU PS provided by Carlo Gavazzi in your PC Connect the PC RS485 port to the main module DMPU MBT or DMPU PRB through DMPU CPC or DMPU CPAN cable Raw cables can also be used using the screw terminals of the RS485 port At start up configure the main parameters of the software in the main menu File gt Setup e Configure the RS485 communication parameters between the PC and DMPU MBT or DMPU PRB The factory settings of the main modules are speed 9600bps data bits 8 parity none stop bit 1 and device ID 1 e Define the software language The status of communication appears in the bottom of the main window offline if the device is not correctly connected or the communication parameters are wrong online if the device is ready for communication e Minimum monitor resolution 800x600 pixel e Compatibility Windows XP Windows Vista Windows 7 The software main window has the following parts e Menu bar a menu to access most common functions and basic software setup All the information provided with this document is property of Carlo Gavazzi Automation Components Main functions 19 CARLO GAVAZZI e Toolbar buttons to cho
54. elay Alarm trips if at least one of the phase phase voltages is below Vs zs for time ls27s ANSI 59 Overvoltage This function monitors if any of the phase phase voltages is too high during the set time Set the following parameters e Vssg maximum voltage set point e tss9 time delay for maximum voltage 1 30000 seconds Alarm trips if at least one of the phase phase voltages is above Vssg for the time tss59 Counters Two internal incremental counters are available Set the following parameter e Ne set point of the counter 0 to 6500 counts Each time the input connected to the input pin of the block becomes active the counter is incremented when it reaches N the alarm trips It s possible to reset the counter through the reset input Timers Two internal timers are available Set the following parameter e y set point time of the timer 0 to 6500 seconds The timer is activated or reset by the inputs connected to the input pins of the block The timer alarm becomes active after the set point time from the trigger input activation and it maintains this status as long as the reset command is activated Starts per hour Monitors the number of start during Prhours observation period see the ANSI 66 All the information provided with this document is property of Carlo Gavazzi 42 Automation Components Digital outputs Latch reset Logic functions 43 CARLO GAVAZZI function The user can activate
55. elay Al O s To inhibit the start reverse input if the thermal image alarm is tripped or the stop motor input is activated The graphic representation is the following 8 Logic CB h function IN NOT N AND RESULT lt is used as reverse motor start introducing a delay time The delay time is neccessary during the reversing operation moving from forward to reverse rotating without using the motor stop to minimize the dinamic overloads deriving from motion reversals If a signal comes from the act terminal it activates the output motor reverse starts 9 after the set time while if it comes from the rst terminal it de activates the output motor stops e Alarm enable enabled e Set time of Al 3 seconds set this value according to the motor features To ensure the interlock function between forward and reverse operations forward operations is inhibited if the motor is stopped or running in reverse condition The graphic representation is the following Logic function DMPU manual rev 1 1 18042013 81 All the information provided with this document is property of Carlo Gavazzi RESULT IN NOT Output relay for motor forward operating e O working mode NO To ensure the interlock function between forward and reverse operations reverse operations is inhibited if the motor is stopped or running in forward condition The graphic representation is the following Logic function RESULT Output
56. er OFF Database reset Fast log reset and Data event reset alarms using different values is not allowed every change is applied to all of them Power OFF This function monitors DMPU power OFF Set the following parameter e Alarm time activation how long the alarm remains active The alarm remains active from DMPU power OFF for Alarm time activation time Alarm time activation value is the same of Power ON Database reset Fast log reset and Data event reset alarms using different values is not allowed every change is applied to all of them Database reset This function monitors the database reset command Set the following parameter e Alarm time activation how long the alarm remains active The alarm remains active from database reset for Alarm time activation time Alarm time activation value is the same of Power ON Power OFF Fast log reset and Data event reset alarms using different values is not allowed every change is applied to all of them DMPU manual rev 1 1 18042013 32 All the information provided with this document is property of Carlo Gavazzi Automation Components Instantaneous variables Under level function 33 CARLO GAVAZZI Fast log reset This function monitors the fast database reset command Set the following parameter e Alarm time activation how long the alarm remains active The alarm remain
57. er RefA with the value of RefB Modbus function code 06h This action executes an equivalent reset function the new records that are added during the database reading are lost e Profibus mode 1 Read the reference of the first record available RefA and the reference of the last record stored RefB using Profibus acyclic data excenge slot O index 9 2 Write the record number to read at slot 6 and index O using the acyclic data exchange it is possible to read only one record for every request 3 Read the record at slot 6 and index O using Profibus acyclic data exchange Database record organisation Address base 0h base 1h base 2h base 3h base 4h base 5h base 7h base 9h base Bh base Dh base Fh base 11h Variable 7 base 13h Variable 8 base 15h Variable 9 Description Length Data format Value LSB Month 1 12 Date year and month LES MSB Year 08 50 LSB Hour 0 23 Date day and hour o hini MSB Day 01 31 o LSB Second 0 59 Date minute and second INT16 MSB Minute 0 59 32 bit IEEE 754 32 bit IEEE 754 32 bit IEEE 754 mb Np DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 base 17h base 19h base 1Bh base 1Dh base 1Fh base 21h base 23h base 25h base 27h base 29h base 2Bh Variable 10 32
58. f Modbus function 14 to read one record has the following structure Database request frame Description Length Example Physical address Function code Lenght in byte of sub functions on the request frame 1 sub function code 1 sub function file number 1 sub function record number 4E2 1 sub function number of word to read 3 The file number is used to identify the database every database has several identification numbers the file number of this database is 0 One sub function reads only one record repeat the previous request frame for every record changing the 1 sub function record number value to read all the valid records For every request the device responds with the following frame DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Automation Components 67 CARLO GAVAZZI lt Database response frame Description Length Example Physical address 1 byte 1h 14h 5D 5B 6 Function code 1 byte Response frame lenght sub functions and CRC 1 byte 1 sub function response data length 1 byte 1 sub function code 1 byte 1 sub function record data CRC 2 byte 4 1 sub function record data contains the stored information of the record defined in the request frame 1 sub function record number The structure of these words is illustrated on Database record organisation table 5 When all records are read write the reference numb
59. fact that the motor cools down when stopped so alarm might release set the other values according to the motor features 3 Sa Current imbalance alarm set the other values according to the motor features imbalance Time between starts alarm set the minimum time between two starts according to the motor features Thermal image 49 Time 4 between starts 66 Use this function to lock the starts too close Time from last stop alarm set the minimum time between last stop and next start according to the motor features Time from 5 last stop 66 Use this function to lock the restart too close to last stop 6 shi Pa Starts per hours alarm set the allowed number of starts and the observation DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi interval time according to the motor features Use this function to limit the frequent starts that can cause the motor overheating When the Thermal image 49 Inverse sequence current 46 Time between starts 66 Time before last stop 66 or Starts per hours 66 alarms trip the motor is stopped and the normal start is inhibited if the motor re starting is required by passing the previous alarms use the emergency start as described in second group alarm The logic function appears as follows the normal start is available when the start input is activated and all other alarms are de active Logic function am f
60. gger with RefB lt RefA DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components Fast data logger RefA and RefB references Modicon Physical Length Description Data Values address address words format First record available 0 oe 9999 408197 2004h RefA INT16 read write 408198 2005h 4 Last record available INT16 O 9999 read RefB only The data fast logger file is readable in Modbus or Profibus as described below e Modbus mode 1 Read the reference of the first record available RefA and the reference of the last stored record RefB using Modbus function code 03h or 04h 2 Read the valid records using Modbus function code 14h and sub function code 06h The request frame of Modbus function 14 to read one record has the following structure Fast datalogger request frame Description Length Example Physical address Function code Lenght in byte of sub functions on the request frame 1 sub function code 1 sub function file number 1 sub function record number 1 sub function number of word to read 3 The file number is used to identify the database every database has several identification numbers the file number of this database is 2 One sub function reads only one record repeat the previous request frame for every record changing the 1 sub function number of word to read value to read all the valid rec
61. h 02h 03h 04h 03h illegal data value CRC 2 bytes ae 04h slave device failure Function 06h Write single holding register This function is used to write a single holding register The request frame specifies the address of the register word to be written and its contents The correct response is an echo of the request returned after the register contents have been written Request frame Description Length Value Note Physical Address 1 to F7 1 to 247 Function code 06h A CRC 2 bytes Physical Address 1 to F7 1 to 247 Function code 06h Response frame incorrect action Description Length Value Note Physical Address 1 byte 1 to F7 1 to 247 Possible exception Function code 1 byte 86h Oth illegal function 02h illegal data address ae as TOYI 01h 02h 03h 04h 03h illegal data value CRC 2 bytes i 04h slave device failure Function 10h Write multiple registers This function is used to write a block of contiguous registers maximum 120 The requested values to be written are specified in the request data field Data is packed as two bytes per register The correct response returns the function code starting address and the quantity of written registers DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Request frame Description
62. iables vs module type DMPU MBT or DMPU PRB Address Description Length Data Value words format base 0h Module code UINT16 1 DMPU MBT or DMPU PRB base 2h Input channel 1 INT16 PT100 fon A 50 0 to 850 0 C or F 3h1 Input channel 2 1 INT16 Digital input or PTC O ch open OFF 1 ch close base 4h Input channel 3 INT16 ON base 5h Reserved base 6h Reserved base 7h Reserved DMPU R2 Address Description Length Data Value words format base 0h Module code UINT16 2 DMPU R2 base 1h Reserved base 2h Input channel 1 INT16 PT100 input 50 0 to 850 0 C or F Digital input or PTC bitO ch 1 base 3h Input channel 2 1 INT16 bit1 ch 2 O ch open OFF 1 ch close ON Odon haanel Y BitO ch 1 Bit1 ch 2 base 4h gt He 1 INT16 O not activated OFF 1 activated ON base 5h Reserved base 6h Reserved base 7h Reserved 1 if the value is 0 the module is not present Communication parameters RS485 communication parameters are read written from to the device using the following words RS485 Modbus communication parameters DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components Modicon Address Description Length Data Value address words format From 1 to 247 304401 1130h Instrument 4 UINT16 lf the value is outside the address limits the
63. ify Remove Setup Open the setup page where the software language and the communication parameter between DMPU and software are set Close See Main function section for more details Clock and time Set the time zone parameters and synchronize the DMPU date and zone time with PC DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Wizard description Basic parameters The wizard regarding the basic parameters is divided in 4 windows that are described below Modules configuration Defines the main module type the measurement module and adds the expansion modules in use use the buttons to add modules in the used module list or to delete them from the list the max number of connectable modules being 10 The modules in the list of modules used must be listed in the same order as physically mounted otherwise the device may not work properly The types of available expansion modules are as follows Expansion modules Expansion module Description DMPU R2 I O module with digital temperature inputs and relay outputs DMPU EL Earth leakage current module Select the temperature unit Celsius or Fahrenheit which will be used for all the measured temperatures Communication Set the communication port parameters of the main module Main module communication parameter DMPU MBT Ethernet IP address the Subnet mask the Default gateway
64. ing command Modicon Address Description Length Data Value address words format 1 command is 312372 Ethernet communication UINT16 executed configuration update other values no effect Write only mode PROFIBUS acyclic data exchange not available Internal counters Table of time command Modicon Address Description Length Data Value address words format 401281 0500h Active energy UINT64 401285 0504h__ Reactive energy UINT64 KVARh 401289 0508h Number of starts UINT32 Starts per hours Number of starts during 401291 O50Ah TANSI 66 UINT32 the observation period see ANSI 66 All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 62 Automation Components 63 CARLO GAVAZZI 401293 050Ch UINT32 Hours 2 Total running hours 401297 0510h Reserved 401299 0512h Reserved Estimated time before trip ANSI 2 UINT32 Seconds 49 Estimated time before restart ANSI 2 UINT32 Seconds 66 401311 051Eh__ Reserved 401313 0520h Counter 1 value 401315 0522h Counter 2 value 2 401301 0514h 401303 0516h 401317 0524h UINT32 Timer 1 value 401319 0526h Timer 2 2 UINT32 Timer 2 value Read only mode PROFIBUS acyclic data exchange slot 8 index 3 1 the counter is resettable by command see Table of internal reset commana Maximum variables Modicon Physical Length Instanta
65. is used for forward start stop motor function The blocks are the following DMPU manual rev 1 1 18042013 78 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components 79 VA 1 1 in 1 VA 2 in 2 1 DMPU R2 a3 n 4 ins e VA 3 AS 3 _inilVA 4 me in2 DIMPU MBT 4 N in 4 VA 5 5 ins in 6 Thermal image 49 Truth table 2 Reverse starter group this group is used for reverse start stop motor function The blocks are the following Truth table 1 Timer 1 in 1 VA 4 1 DMPU R2 saan rst 15 DMPU MBT Digital RESET Truth table 3 Forward reverse interlock group this group is used to avoid the simultaneous activation of forward and reverse outputs The blocks are the following DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 in 1VA 10 Zoe 1 DMPU R2 L f Timer 1 Truth table 4 j a Timer 2 Truth table 5 Group blocks description ID Block Description Start forward input Alarm enable enabled Input type switch Type of input active when closed On delay Al 4 O s Digital input To inhibit the start forward input if the thermal image alarm is tripped or the stop motor input is activated The graphic representation is the following Logic eS Je 2 m gt function
66. isters lt is possible to read the same values with function code 03 Read Holding Register substituting the first digit with number 4 o Physical address it is the word address value included in the communication frame 2 The functions 03h and 04h have exactly the same effect with DMPU 1 In this document the Modbus address field is indicated in two Function 03h Read holding registers This function is used to read the contents of a contiguous block of holding registers words The request frame specifies the starting register address and the number of registers to be read It is possible to read maximum 125 registers words with a single request The register data in the response message are packed as two bytes per register DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi word with the binary contents right justified within each byte For each register the first byte contains the high order bits MSB and the second contains the low order bits LSB Request frame Description Length Value Note Quantity of Registers N word Response frame correct action Description Length Value Note Physical Address 1 byte 1 to F7 1 to 247 ae Register value N 2 bytes a Byte order MSB LSB CRC Response frame incorrect action Description Physical Address 1 byte 1 to F7 1 to 247 Possible exception 02h illegal data address Exception code 1 b
67. lease do not install the product and contact Carlo Gavazzi sales representatives if there is any problem We suggest to keep the original packing in case it is necessary to return the instrument to our After Sales Department In order to achieve the best results with your instrument we recommend to read this instruction manual carefully If the instrument is used in a way not specified by the producer the protection provided by the instrument may be impaired Precautions For your safety the following symbol is to remind you to pay attention to safety instructions on configuring and installing DMPU Be sure to follow the instructions for higher safety A This symbol indicates a particularly important subject or information DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components Safety precautions General Information Please read this manual thoroughly before using the device Should there be any problem using the product which cannot be solved with the information provided in the manual contact your nearest Carlo Gavazzi distributor or our sales representatives to help you Check that the device is installed in accordance with the procedures as described in this manual The manufacturer accepts no liability for any consequence resulting from inappropriate negligent or incorrect installation or adjustment of the optional parameters of
68. lowing parameters e ls37 minimum current set point range 0 1 ly In e tsz7 time delay 1 to 300 seconds If all motor currents are below 10 of In the motor is supposed to be off and there is no alarm If they are above 10 of la the function is blanked during the Start up period after which alarm trips if at least one of the currents drops below the lsz value for ts37 time ANSI 48 Locked rotor at start up DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi sae s1ur t S51LRSR ANSI 48 function trip without zero speed input ANSI 48 function trip with deactivated zero speed input ANSI 51LR function trip without zero speed input or with deactivated zero speed input ANSI 51LR function trip with activated zero speed input DMPU manual rev 1 1 18042013 This function prevents the locked rotor condition by monitoring the current this function differs by ANSI 51LR because it monitors the current during the motor Start up Set the following parameters e Is4g 5itR Current set point for too long start or locked rotor e INgg auxiliary digital input for zero speed detection use this input if shaft monitoring is required through a proper sensor All inputs added on the configuration could be used physical digital inputs or virtual inputs When the auxiliary digital input is used set also the ts
69. ncreases increasing Kag e Time independent function ts4g equals K4g constant time All the information provided with this document is property of Carlo Gavazzi 36 Automation Components CARLO GAVAZZI ANSI 46 time dependent function ANSI 27D Phase loss This function monitors if any of the phase phase voltages measured goes below 70 of the mains voltage Set Vs27p nominal voltage ANSI 47 Phase sequence This function monitors the voltage phase sequence e if the phase sequence is L1 L2 L3 alarm is OFF e if the phase sequence is L1 L3 L2 alarm is ON ANSI 50 Overcurrent max phase current This function monitors if any of the phase currents measured is too high It is based on two set points the function is blanked during the start up period ls50 1 for delayed alarm trip ls50 2 for immediate alarm trip Isso 2 must be greater than lsso When one of the currents goes above lsso 1 for all tss59 delay time alarm trips If the one of the currents goes above lsso value alarm trips immediately Select the dependent or independent time function to calculate tsso time Time dependent function tss depends on Ks and the value of overcurrent the delay time is reduced as current increases The delay increases increasing Kso ANSI 50 immediate Time independent function tsso equals Kso constant time function trip 37 DMPU manual rev 1 1 18042013 All the information provided with this docume
70. neous variable Data format address address words 401321 0528h Max start current 1 32 bit IEEE754 400323 052Ah Max start current 2 32 bit IEEE754 400325 052Ch Max start current3 32 bit IEEE754 Read only mode with function code 03 and 04 PROFIBUS acyclic data exchange slot 8 index 2 Table of internal reset commands Modicon Address Description Length Data Value address words format 313569 3500h Active energy reset UINT16 313570 3501h Reactive energy reset UINT16 313571 3502h Number of starts reset UINT16 313570 3503h Partitial running hours UINT16 reset 313573 3504h Max motor start time UINT16 reset 313574 3505h TCUreset UINT16 313575 a506i 117S per hours ANSIN UINT16 66 reset Minimum time between 313576 e ee UINT16 Minimum time from last 313577 a op ANSI dd rece UINT16 313578 asook Me Pla hase 1 21 UINT16 and 3 currents reset 313579 350Ah Latched virtual alarm UINT16 DMPU manual rev 1 1 18042013 1 command is executed other values no effect All the information provided with this document is property of Carlo Gavazzi reset Write only mode PROFIBUS acyclic data exchange slot 5 from index 39 to index 49 1 this command resets to zero the TCU variable value 2 this command resets to zero Max start current 1 Max start current 2 and Max start current 3 3 this command is equivalent to digital reset latch function Date an
71. nt is property of Carlo Gavazzi ANSI 50 time dependent function ANSI 66 Starts per hour This function monitors that the number of starts during the set time period is lower than the set point Set the following parameters e Prrours Observation period 0 to 360 minutes e Na max number of starts during the observation period 0 to 100 A Start condition is detected when current goes above 10 of nominal value When the number of starts during the last Prhours time goes above the Na number the alarm trips As the measurement time window scrolls when the number of starts becomes lower than N the alarm is released If the alarm is active and the motor is restarted it is automatically released The time to restart appears among the internal counters and it is the longest time among all ANSI66s time of reentry alarm it becomes zero when all ANSI66 alarms are deactivated When the ANSI66s functions are used the following conditions must be kept otherwise all ANSI 66 functions will be blanked Prhours gt tstaristart PThours gt tstopstart When N is zero the ANSI 66 Starts per hours function is blanked ANSI 66 Minimum time between starts DMPU manual rev 1 1 18042013 38 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components ANSI 37 delay time function 39 trip This function monitors the time since previous start Set the following parameter e
72. onitoring variables lEARTH 64 lEARTH 64 EL THD THD l THD lz Vin Von Van Vins Vio Vas V34 Vis AsyViLn AsyVit THD Vin THD Van THD Van THD V3 2 THD V23 THD V3 Hz IN to INos TIN TINoas to VIN to VINg Wi We Ws Wrot Current sheet Phase 1 current Phase 2 current Phase 3 current Positive motor sequence current Negative motor sequence current Current imbalance Thermal Capacity Used Earth fault current Earth leakage current The value already takes the core balance transformer ratio into consideration Total harmonic distorsion of Total harmonic distorsion of l Total harmonic distorsion of l3 Voltage sheet L1 N voltage L2 N voltage L3 N voltage Average value of phase neutral voltages L1 L2 voltage L2 L3 voltage L3 L1 voltage Average value of phase phase voltages Asymmetry L N Asymmetry L L Total harmonic distorsion of V4 n Total harmonic distorsion of Von Total harmonic distorsion of V3 n Total harmonic distorsion of V4 2 Total harmonic distorsion of V2 3 Total harmonic distorsion of V3 Frequency Digital Temperature sheet Digital inputs associated to main or expansion modules up to 23 available Temperature inputs associated to main or expansion modules up to 23 available Virtual input associated to Modbus or Profibus input up to 8 available Power sheet Phase active power Phase 2 active power Phase 3 active power To
73. onnection of the modules must be done when the system is OFF If DMPU HMI display is used mount it on the front of the panel DMPU CPAN mounting DMPU manual rev 1 1 18042013 9 All the information provided with this document is property of Carlo Gavazzi Dimensions DMPU MBT DMPU PRB 000000 uo i o o S oe RS 63 2 090000000 100 90 DMPU CPAN panel cut out i 90 a a ee ee Mee ley ew law new ew Sy ema Sm my em uy a uy ew ey i a A DMPU manual rev 1 1 18042013 10 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components Wiring 11 DMPU MBT Connect the wires to the terminals taking care of the correct torque Terminal torque Module Screwdriver torque DMPU MBT and DMPU PRB 0 4Nm 0 8Nm DMPU 05 and DMPU 65 0 4Nm 0 8Nm DMPU R2 0 4Nm 0 8Nm DMPU EL 0 4Nm 0 8Nm Use cables with the following section area Cable section area Module Max cable section area power supply 2x1 5mm2 DMPU MBT and DMPU PRB inputs 6 x 1 5 mm2 RS485 communication 3x 1 5 mm2 outputs 4 x 1 5 mm2 DMPU 05 voltage inputs 4 x 1 5 mm2 currents 9mm outputs 4 x 1 5 mm2 DMPU 65 voltage inputs 4 x 1 5 mm2 currents 12mm DMPU R2 input and output 4 x 1 5 mm2 DMPU EL input and output 11 x 1 5 mm2 DMPU MBT and D
74. ons 45 The Modbus RTU is available through RS485 serial port which is supplied in both DMPU main modules DMPU MBT and DMPU PRB the Modbus TCP IP is only available on DMPU MBT through ethernet port RJ45 connector Modbus RTU protocol is a messaging structure used to establish master slave communication between devices in which only one device called master can initiate transactions called queries the other devices called slaves respond with the requested data to the master Modbus device includes a registers map which shows the internal variables parameters the modbus functions operate on the register map to monitor configure and control the device for the DMPU register map see the relevant chapter The register map is the same for Modbus RTU and Modbus TCP IP communication For a complete description of the MODBUS protocol please refer to the documentation available in the www modbus org web site These functions are available on DMPU Reading of n holding registers code 03h Reading of n input register code 04h Writing of one holding registers code 06h Writing of multiple registers code 10h Diagnostic code 08h with sub function code 00h Reading of a record file code 14h with sub code 06h Reading of n special registers code 42h Broadcast mode writing instruction on address 00h E RE modes o Modicon address it is the 6 digit Modicon representation with Modbus function code 04 Read Input Reg
75. ords For every request the device responds with the following frame Fast datalogger response frame Description Length Example Physical address Function code Response frame lenght sub functions and CRC 1 sub function response data length 1 sub function code 1 sub function record data a 4 1 sub function record data contains the stored information of the record defined in the request frame 1 sub function record DMPU manual rev 1 1 18042013 73 All the information provided with this document is property of Carlo Gavazzi number The structure of these words is illustrated on Fast datalogger record organisation table 5 When all records are read write the reference number RefA with the value of RefB Modbus function code O6h This action executes an equivalent reset function the new records that are added during the database reading are lost e Profibus mode 1 Read the reference of the first record available RefA and the reference of the last record stored RefB using Profibus acyclic data excenge slot 0 index 11 2 Write the record number to read at slot 6 and index 2 using the acyclic data exchange it is possible to read only one record for every request 3 Read the record at slot 6 and index 2 using Profibus acyclic data exchange Fast datalogger record organisation Address Description Length Data format Value words LSB Month 1 12 base 1h_ Date year and month INT16 MSB Year
76. ose among the main functions of the software used to configure and monitor the device e Configuration list a list of configurations created by the user The functions of the software in the toolbar are the following Toolbar buttons Button Function description ME Add a new configuration to the configuration list A window to enter the configuration name is shown Open Load previously saved configuration from an external file Import the configuration from the device to the software or export the selected mp Exp ie configuration in the configurations list to the device T Save the parameters of the highlighted configuration in the list of configurations to an external file Modify A wizard to insert all the parameters of the configuration Remove The selected configuration in the list of configurations is removed 7 Monitor the instantaneous values of the variables and the virtual alarms status in Monitoring the device Data Download the data loggers and save them to an external Microsoft Excel 97 2003 logging file Commands Execute the commands of DMPU Reset Restore the device to the factory configuration Print Print a document reassuming the configuration Close Close the software New Press the button New in the toolbar to add a new configuration on the configuration list and then use the button Modify to enter the configuration parameters see the relevant chapter Open Press the button
77. perty of Carlo Gavazzi Automation Components Profibus GSD file 51 CARLO GAVAZZI Use the GSD file for Profibus cyclic data exchange The following modules are inserted within GSD file CAGAOD6E GSD GSD Module 1 Minimum values Variables 8 virtual digital input Virtual alarm from 1 to 16 Virtual alarm from 17 to 32 TCU thermal image Status of 8 virtual digital input GSD Module 2 Phase Voltage values Variables L1 N voltage L2 N voltage L3 N voltage Avarage value of phase neutral voltages GSD Module 3 Phase Phase Voltage values Variables L1 L2 voltage L2 L3 voltage L3 L1 voltage Avarage value of phase phase voltages GSD Module 4 General Voltage values Variables L1 N voltage L2 N voltage L3 N voltage Total power factor Total harmonic distortion of V1 Total harmonic distortion of Von Total harmonic distortion of V3 n GSD Module 5 Current Values Variables Length words Data Format Output Input Length words Data Format Input Length words Data Format Input Length words Data Format Input Length words Data Format Input Phase current 32 bit IEEE 754 Phase 2 current 32 bit IEEE 754 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Phase 3 current 2 32 bit IEEE 754 Earth fault current 32 bit IEEE 754 GSD Module 6 Current extension values Variables Length words Data Format Input Phase 1 curren
78. rder in the Profibus frame is big endian for every variable Read write the registers listed in this chapter using the Modbus functions or Profibus acyclic data exchange references slot and index shown in the bottom of the tables Variables Map Instantaneous variables Instantaneous variables from measurement module Modicon Physical Length Instantaneous variable Data format address address words 400081 0050h L1 N voltage 32 bit IEEE754 400083 0052h L2 N voltage 32 bit IEEE754 400085 0054h L3 N voltage 32 bit IEEE754 400087 0056h_ 2 VL NZ Average value of phase neutral 32 bit IEEE754 voltages 400089 0058h L1 L2 voltage 32 bit IEEE754 400091 005Ah L2 L3 voltage 32 bit IEEE754 400093 005Ch L3 L1 voltage 32 bit IEEE754 400095 005Eh 2 VL LE Average value of phase phase 20 bit IEEE754 voltages NINDNIN NVN DNDND IN N N IN N N N N INI NDNDI NiN wo rm 400131 0082h PF2 Phase 2 power factor 32 bit IEEE754 400133 0084h PF3 Phase 3 power factor 32 bit IEEE754 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Automation Components 400135 400137 400139 400141 400143 400147 400149 400151 400153 400155 400157 400159 400161 400163 400165 400167 400169 400171 400173 0086h 0088h 008Ah 008Ch 008Eh 0092h 0094h 0096h 0098h OO9Ah 009Ch OO9Eh OOAO 00A2h 00A4h OOA6h OOA8h OOAAh
79. relay for motor reverse operating e O working mode NO Used to release the ANSI 49 Thermal image alarm reset alarm as it is latched Alarm enable enabled Input type switch Type of input active when closed On delay Al 4 O s 15 a Internal output to control the latch reset ON delay timer In this example an ON delay timer function is built The used blocks and connections are the following Digital input ca ES E OFF t MM MA i DMPU MBT Timer ON delay function Timer 1 1 DMPU R2 ID Block Description Trigger input Digital 9 e Alarm enable enabled e Input type toggle e Type of input active when closed input DMPU manual rev 1 1 18042013 82 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components e Ondelay Al 0 s To enable the delay time for ON delay function at the trigger command and obtain the function activation after the set delay time e Alarm enable enabled e Settime of Al 5 s it is the actual delay time and will be set according to the application needs Output relay for timer ON delay function e O working mode NO Every time the trigger input is activated the timer is reset and restarted when the delay time 5s is expired the timer turns OFF but the logic function turns ON until the trigger input is reactivated Star delta starter In this example a star delta starter with s
80. roups 1 Basic parameters to select the main module add expansion and measurement modules set the communication parameters between the DMPU and PC or supervision system input the motor features 2 Functions configuration to define functions of inputs outputs and the internal monitoring variable functions ex ANSI counters timers instantaneous variables etc It s also possible to add predefined configuration from external file without programming every time from scratch 3 Data logger to add the variables to store in the dataloggers Every window of the wizard has the following buttons e Cancel close the wizard without saving e Next and previous allowing to move forward and backward among the wizard windows e Save save the configuration without close the window e Save and exit save the configuration and close the windows see Wizard Description for more details about the 3 step groups Remove Removes the selected configuration after being prompted for confirmation The removed configuration is eliminated from the software memory not the device Monitoring This window allows monitoring the instantaneous values of the variables and the virtual alarms status in the device The window is divided into 5 sheets showing the following 5 groups of variables DMPU manual rev 1 1 18042013 20 All the information provided with this document is property of Carlo Gavazzi Automation Components 21 CARLO GAVAZZI M
81. s active from fast database reset for Alarm time activation time Alarm time activation value is the same of Power ON Power OFF Database reset and Data event reset alarms using different values is not allowed every change Is applied to all of them Data event reset This function monitors the data event reset command Set the following parameter e Alarm time activation how long the alarm remains active The alarm remains active from data event reset for Alarm time activation time Alarm time activation value is the same of Power ON Power OFF Database reset and Fast log reset alarms using different values is not allowed every change Is applied to all of them The device measures the variable and compares the value against two set points Sp and Spo Set the two levels upper level must be greater than lower level the delay time ts and the type of comparison that is one of the following e Alarm over level with hysteresis when the measured value goes above the over level for all delay time the alarm trips The alarm is released when the measured value goes below the under level e Alarm under level with hysteresis when the measured value goes below the under level for all delay time the alarm trips The alarm is released when the measured value goes above the over level e Alarm in window without hysteresis when
82. sed the alarm trips if at least one of the currents remains above lsas 51 p for at least motor start time set during the wizard between the Motor features it is shown on the figure as tsag 51LR e when the zero speed digital input is used the alarm trips o if at least one of the currents remains above ls4g 5 Lp for at least motor start time set during the wizard between the Motor features it is shown on the figure as tsa8 51Lr and the digital input is OFF o if at least one of the currents remains above lsas 51 q for at least All the information provided with this document is property of Carlo Gavazzi 40 CARLO GAVAZZI Automation Components tssi_n and the digital input is ON Is4g 5itR and tsas 51 r Values are the same of ANSI48 Locked rotor at start up using different values is not allowed between the two ANSI functions every change is applied to both of them ANSI 64 Earth fault The function measures the vector sum of the three phase currents and assumes that neutral isn t present The sum is the earth fault current It uses one set point e lsg current set point for alarm tripping 0 to 200 of In Select the time dependent or independent function to calculate the tse delay time ANSI 64 delayed trip e Time dependent function tss4 depends on Ke4 and the value of earth fault current the delay time is reduced as current increases The delay increases increasing Ke4 e Time independent fun
83. t Phase 2 current Phase 3 current Earth fault current Homopolar sequence component of motor current Positive sequence component of motor current Negative sequence component of motor current GSD Module 7 Active power values Variables Length words Data Format Input GSD Module 8 Reactive power values Variables Length words Data Format Input GSD Module 9 Apparent power values Variables Length words Data Format Input GSD Module 10 Power factor values Variables Length words Data Format Input GSD Module 11 Total power values Variables Length words Data Format Input DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Automation Components Total active power Total reactive power Total apparent power Total power factor GSD Module 12 Harmonic distortion values Variables Input Total harmonic distortion of V1 Total harmonic distortion of V2 n Total harmonic distortion of V3 n Total harmonic distortion of l4 Total harmonic distortion of l2 Total harmonic distortion of Is GSD Module 13 Electrical extension values Variables Input Frequency Asymmetry L N Asymmetry L L Total harmonic distortion of V1 2 Total harmonic distortion of V2 3 Total harmonic distortion of V3 GSD Module 14 Base running motor values Variables Input Active energy LSW Active energy MSW Reactive energy LSW Reactive energy MSW Estimated time before trip Estim
84. t function the new records that are added during the database reading are lost DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi e Profibus mode 1 Read the reference of the first record available RefA and the reference of the last record stored RefB using Profibus acyclic data excenge slot O index 10 2 Write the record number to read at slot 6 and index 1 using the acyclic data exchange it is possible to read only one record for every request 3 Read the record at slot 6 and index 1 using Profibus acyclic data exchange Dataevent record organisation Address Description Length Data Value words format Date year and LSB Month 1 12 base 1h month NDS MSB Year 08 50 Date day and LSB Hour 0 23 Date minute and did second INTIS MSB Minute 0 59 from base 4h to See the table dataevent base OOAh Record fields INTAG record fields LSB Second 0 59 Dataevent record fiels Input event Address Description Length Data Value words format 7 Type of event o UINT16 1 Input From 1 to 3 main module inputs base Number of input From 4 to 23 expansion modules 1 UINT16 5h channel 1 and 2 inputs 33 DMPU EL 3 input Switch toggle or PTC input Switch toggle or PTC input or PTC input 0 release 1 activate 1 0 release 1 activate dl New status UINT16 PTAOOinput 00 PTAOOinput ai probe
85. tal active power gt D gt O s 3 o O 5 po O lt Q D Q cr gt cr gt un o O O c 3 O o Z 3 5 cr Ss E un z 3 O O 5 o c Oo o ar lt o O lt 2 3 O P L A O O O o A lt N D O N VA Phase 1 apparent power VA gt Phase 2 apparent power VA3 Phase 3 apparent power VAror Total apparent power VAR Phase 1 reactive power VAR Phase 2 reactive power VAR3 Phase 3 reactive power VAR tort Total reactive power PF Phase 1 power factor PF gt Phase 2 power factor PFs Phase 3 power factor PF rot Total power factor Operating variables sheet kWhrtor Active energy kWh KVARhtor Reactive energy kVArh Ns Total number of Starts Number of starts per hour Trtot Total running hours Z v I TRPAR Partial running hours T Time estimation before trip associated with ANSI 49 Its NaN when the motor is dl turned off or not in overload condition Ter Time estimation before restart associated with ANSI 66 The virtual alarms status is also shown tripped or not Data logging Through this function it is possible to download the data loggers from DMPU The data tables are saved to a Microsoft Excel 97 2003 file When saving the data loggers to the PC it s possible to reset the values stored in the device Commands This function allows to execute the DMPU commands which are the following Commands list Command Description Reset total kWh
86. tart stop pushbuttons and a thermal image 49 alarm is built The used blocks and connections are the following A 1 E t 22 e i ni DMPU PRB M3 j _ fm in 4 o Sees in 3 fins ti EL n4 in man s ia y A ns VA in ge 1 f 1 DMPU R2 1 mii f SEL in 6 gt Truth table 1 a f A m j t VA 6 ayara 1 DMPU R n3 f as f y Truth table 5 4 in4 gt _ ia A 4 j Kone owe E N m VAF 1 j na Counter 1 xao ini wet VAR in 6 Cb LmMme2 rst gt Thermal image 49 y n DMPU 05 a nal ze ruth table 2 Timer 1 in 4 ho o 1 DMPU R2 Digital RESET The used blocks are grouped in two groups with the following features 1 Direct starter group see the direct starter example for the block description this group is used for start stop motor function The blocks are the following DMPU manual rev 1 1 18042013 83 All the information provided with this document is property of Carlo Gavazzi DMPU PRB Truth table 1 1 DMPU R2 Counter 1 Thermal image 49 Truth table 2 1 DMPU R2 Digital RESET 2 Start delta interlock group see the following table for the blocks description this group is used to avoid the simultaneous activation of the star and delta outputs The blocks are the following in 1 VAF11 3 e 1 DMPU R2 or Truth table 5 rst Counter 1
87. tes Length 1 byte 1 to F7 1 to 247 1 byte 08h 2 bytes 2 bytes Value 1 byte 1 to F7 1 to 247 1 byte 08h Byte order MSB LSB 48 Automation Components 49 CARLO GAVAZZI CRC 2 bytes Response frame incorrect action Description Length Value Note Physical Address 1 byte 1 to F7 1 to 247 Possibi exception Function code 1 byte 88h Oth illegal function 02h illegal data address Exception code 1 byte 01h 02h 03h 04h 03h illegal data value CRC 2 bytes MA 04h slave device failure Function 14h with sub function 06h Reading a record file This function is used to perform a record file read All the request data lengths are provided in terms of number of bytes and all the record lengths are provided in terms of registers A file is set of records Each file contains 10000 records addressed from O to 9999 The function can read multiple records using one sub function for every record Each sub function is defined by 7 bytes e The reference type 1 byte must be specified as 6 e The file number 2 bytes e The starting record number within the file 2 bytes e The length of the record to be read 2 bytes Request frame Description Length Value Note 1 Sub function file number 2 bytes 0hto FFFFh 1 Sub function record number 1 Sub function number of word N 2 Sub function file number 2bytes OhtoFFFFh 2 Sub function record number 2 Sub function number of word N
88. to trip of the IEC standard the class indicates the maximum tripping time within which DMPU must trip cold at 7 2 times the nominal current In Trip classes Class Tripping time T for 7 2 x lea a x The following parameters are used to estimate the TCU value when not in overload condition e _ tsa9 4 Max locked rotor time with hot motor e ts1o c Max locked rotor time with cold motor ts49 4 and ts49 c Values affect the TCU estimation during standard load condition lea lt Kag X In The reached TCU value depends on the ratio between tsa9 4 and ts49 c the reached TCU is greater as the tsa9 4 and tsa9 c ratio is smaller Modify the suggested values according to the motor plate parameters or datasheet given by motor manufacturer ANSI 46 Inverse sequence current This function monitors the negative component of motor current I which is one of the main causes of motor heating It is based on two set points e Isqag 1 the reference for the delayed trip e Ig4g 2 the reference for immediate trip Isag 2 must be greater than ls4s 1 When the measured value goes above ls4s 1 for all tsag delay time the alarm trips If negative current goes above ls4s 2 value alarm trips immediately Select the dependent or independent time function to calculate the delay time e Time dependent function ts4g depends on Kyg and the value of negative current the delay time is reduced as negative current increases The delay i
89. tputs DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Data logger DMPU manual rev 1 1 18042013 Main 1 Main 2 2 relay outputs associated to measurement module Up to 20 relay outputs associated to expansion modules DMPU EL From 1 R2 1 to 10 R22 output is not present because it isn t customizable by user it is designed for ANSI 64EL alarm Internal output to reset all the active functions which have been set for Latch reset latching functions set as Enabled and latched Logic functions From Truth table 1 to 6IN 1OUT truth table AND OR NOT relationships and their combinations Truth table 9 between up to 6 input to deliver 1 output Drag the required blocks from the tree view on the left and drop them to the graphic connection panel on the right to be then connected with other blocks Notes e The maximum number of blocks except from the output blocks is 32 e The number of digital temperature input and output relay blocks available in the block list depends on the number and types of physical modules used ex if one DMPU R2 is used 2 additional inputs and outputs are available e Each digital temperature input and digital output blocks has label on the bottom of the block to describe the module type the label prefix is a number which identifies the physical location of installation and the number of input in the module above the pin to i
90. ts or read from host control system for process control see the two words in the communication protocol representing the virtual alarms status The functions and the status of these alarms trip or not trip are described in the Block description chapter All these blocks have input pins on the left of the block and or output pins on the right of the block Connect the pins among different blocks by clicking and dragging if a block function depends on another virtual alarm status each connection between the blocks links the function block input to the function status of another block The user can connect the blocks directly to the output relay or through logic function or ANSI functions counters timers internal counters or instantaneous variables blocks The user can also add a block without connection to the output relay for instance to monitor it from the supervision system on the Ethernet or Profibus port Functions setup is made through a graphic tool where all the above elements are represented by blocks divided in the following groups Blocks list Inputs Main 1 Main 2 3 digital or temperature inputs associated to main modules DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi Main 3 From 10 R2 2 From Virtual Virtual 8 Module error Meas Module conn error Configuration error Database reset Fast log reset Data event reset Power OFF
91. utomation Components Out window level function ca E IN EGR OFF HON Active when closed input ca ES E IN ON oF F MONA orr Active when open input Other inputs 31 CARLO GAVAZZI when the input is de activated the block status is OFF If PT100 is used the device measures the temperature and compares the value against two set points Sy and Sr Set the two levels upper level must be greater than lower level the delay time tr and the type of comparison that is one of the following Alarm over level with hysteresis when the measured value goes above the over level for all delay time the alarm trips The alarm is released when the measured value goes below the under level Alarm under level with hysteresis when the measured value goes below the under level for all delay time the alarm trips The alarm is released when the measured value goes above the over level Alarm in window without hysteresis when the measured value goes between the over level and the under level for all delay time the alarm trips The alarm is released when the measured value goes below the under level or above the over level Alarm out window without hysteresis when the measured value goes below the under level or above the over level for all delay time the alarm trips The alarm is released when the measured valu
92. wing buttons e OK save the parameters and close the window It is inhibited when the parameter values are not set properly e Cancel close the window without saving the changes the block is deleted when it s just added For each block the function can be latched or not if the block is latched the function maintains the alarm state until the internal latch reset block is activated all blocks functions with this feature enabled are released by internal latch reset activation the alarms status aren t released after DMPU power OFF otherwise the alarm remains active until the monitored value goes back to non alarm values If the Internal latch reset is activated but the latched alarm is in tripping condition the alarm remains active regardless of the time delay If the alarm is set with hysteresis it s released only when the variables goes under Sy7 Sp defined below setpoint in case of over level or goes over St2 Sp2 set point in case of under level Input types are the following e 2 or 3 wires PT100 3 wires PT100 is available only in DMPU R2 modules 2 wires PT100 is available in DMUPU MBT DMPU PRB e 2wires PTC e Toggle digital input at each push the alarm status changes state DMPU stores the previous state even if the device is turned OFF and ON e Switch digital input when the input is activated the block status is ON All the information provided with this document is property of Carlo Gavazzi 30 A
93. without generate any events Table of time command Modicon Address Description Length Data Value address words format 1 command is 312417 Set clock values with 4 UINT16 executed hour and minute other values no effect All the information provided with this document is property of Carlo Gavazzi DMPU manual rev 1 1 18042013 64 CARLO GAVAZZI Automation Components Write only mode PROFIBUS acyclic data exchange slot 5 index 10 Virtual inputs Virtual input registers Modicon Physical Length Description Value Data format address address words Virtual input 1 412801 3200h 412802 3201h Virtual input 2 Virtual input 3 UINT16 UINT16 UINT16 UINT16 UINT16 UINT16 UINT16 UINT16 412803 3202h 412804 3203h Virtual input 4 0 OFF 1 ON other value 412805 3204h Virtual input 5 don t take effect 412806 3205h Virtual input 6 412807 3206h Virtual input 7 412808 3207h Virtual input 8 Write only mode PROFIBUS acyclic data exchange slot 5 from index 29 to 38 Virtual alarms status Virtual alarm status registers Modicon Physical Length Description Data address address words format Block function status from 1 to 16 each 316385 bit from 1 to 16 represents the alarm UINT16 status Block function status from 17 to 32 each 316386 bit from 17 to 32 represents the alarm UINT16 status Read only mode PROFIBUS acyclic data exchange not available pleas
94. yte 01h 02h 03h 04h 03h illegal data value CRC 2 bytes AA 04h slave device failure Function 04h Read input registers This function is used to read the contents of a contiguous block of input registers words The request frame specifies the starting register address and the number of registers to be read It is possible to read maximum 125 register word with a single request The register data in the response message are packed as two bytes per register word with the binary contents right justified within each byte For each register the first byte contains the high order bits MSB and the second contains the low order bits LSB Request frame Description Length Value Note Physical Address 1 byte Function code 1 byte Starting Address 2 bytes Byte order MSB LSB Quantity of Registers N word 2 bytes Byte order MSB LSB CRC ayes Response frame correct action Description Length Value Note Physical Address 1 byte 1 to F7 1 to 247 DMPU manual rev 1 1 18042013 All the information provided with this document is property of Carlo Gavazzi CARLO GAVAZZI Automation Components 47 Function code 1 byte 04h Register value N 2 bytes one Byte order MSB LSB CRC 2 bytes Response frame incorrect action Description Length Value Note Physical Address 1 byte 1 to F7 1 to 247 Poseibie exception Function code 1 byte 84h 01h illegal function 02h illegal data address Exception code 1 byte 01

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