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DVPSCM Series

DVPSCM12-SL Serial Communication Module
DVPSCM52-SL BACnet MS/TP Slave Communication Module

Operation Manual

DVP-0186520-02

Summary of Contents for DVPSCM Series

Page 1: ...DVPSCM Series DVPSCM12 SL Serial Communication Module DVPSCM52 SL BACnet MS TP Slave Communication Module Operation Manual DVP 0186520 02...

Page 2: ......

Page 3: ...the power supply is on 3 Be sure to read this manual carefully and operate the module according to the instructions lest the product should be damaged or the staff should be hurt Contents 1 Introducti...

Page 4: ...ation 31 7 1 MODBUS 31 7 1 1 Connection between the MODBUS Slave and the Delta Product 32 7 1 2 Connection between the MODBUS Master and the Delta Product 33 7 2 Connecting to WPLSoft 41 7 3 RS 485 42...

Page 5: ...MSoft the setting software of DVPSCM52 SL is built in Delta communication software DCISoft Please download DCISoft_v1 08 from Delta website 1 1 Functions z It provides RS 422 and RS 485 communication...

Page 6: ...00 VDC Weight Approximately 95 g BACnet Protocol Implementation Statement Introduction of the standard BACnet device Model Introduction DVPSCM52 SL BACnet Application Specific Controller B ASC BIBBs w...

Page 7: ...odel name 8 Switch for terminal resistor 1 2 POWER RUN ERR LED indicators 9 Extension port for the MPU left side module 3 Extension port for the left side module 10 RS 485 RS 422 communication port 1...

Page 8: ...re it to the factory default ERR Red light Off No error No action is required Flash Data is being transmitted through the RS 485 RS 422 port No action is required TX1 TX2 Orange light Off No data is b...

Page 9: ...to the left side module on the MPU z Direct the I O module to the interface on the MPU and combine the I O module with the MPU as shown in the figure below z Tighten the clips connecting to the left s...

Page 10: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 6 MEMO...

Page 11: ...address of the data received through COM2 in UD Link It is used when COM2 UD Link chooses Base Offset Reference data register Offset defines the actual source device for the data receiving 10 R Modul...

Page 12: ...rough COM2 Bit 1 Enabling the function of writing bits through COM2 49 50 R W Selecting the writing words through COM2 checkbox Bit 0 Disabling the function of writing words through COM2 Bit 1 Enablin...

Page 13: ...he data sending If Base Offset is chosen in the packet editor Base Offset defines the actual source device for the data sending Example Enter 1 in CR 4 D1 Choose Base Offset in the packet editor and e...

Page 14: ...er to chapter 8 CR 20 27 UD Link status Description The execution status of UD Link CR 30 Triggering the UD Link sequence Description High byte COM1 Low byte COM2 Enter directly the number of times th...

Page 15: ...ts or words Description High byte COM2 Bit Low byte COM2 Word 0 Not triggered 1 Triggered once 2 Always triggered Please refer to the table in the description of CR 31 for hexadecimal values CR 35 36...

Page 16: ...its through COM1 checkbox Description Select the writing bits through COM1 checkbox The SCM module can write at most 32 groups of data No 1 No 32 CR CR43 Bit b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4...

Page 17: ...n 0 Not yet received 1 Processing 2 Received 3 Reception failure CR 118 Destination of the MODBUS command Description Designate the sending port of the SCM module 1 COM1 2 COM2 CR 119 Length of the MO...

Page 18: ...d when the user writes the PLC program For the left side module the first I O module connecting to the left side of the MPU of the PLC is numbered K100 the second module is numbered K101 the third mod...

Page 19: ...gh the communications ports on the SCM module Communication setting Open DCISoft click Tools and choose Communication Setting The user can choose the communication port and set the information related...

Page 20: ...positions The settings will be downloaded to the SCM module through the communication port chosen by the user After the flag is enabled the designated reading and writing are complete The following ar...

Page 21: ...Manual 17 3 MODBUS Advance Reading Writing Set Read Bit Read Word and Write Bit Write Word Press the right key of the mouse and click Add Item to increase bits and words The bits are listed in the upp...

Page 22: ...th is 30 bytes Salve Slave ID The number of the salve device from which the data is read Device Type The user can choose the Delta PLC type If the PLC used is not a Delta PLC please leave the column b...

Page 23: ...state The SCM module provides the communication state of MODBUS Advance There are four sections Read Bit Read Word Write Bit and Write Word The execution status in each line is stored in the bits in...

Page 24: ...ugh COM1 to read bits or words High byte bit Low byte word 0 Not triggered 1 Triggered once 2 Always triggered 32 R W Triggering the data exchange through COM2 to read bits or words High byte bit Low...

Page 25: ...ecuting the word reading the user can enter K2 into CR 31 If the user wants to execute the word reading once the user can enter K1 intro CR 31 After M0 is triggered COM1 on the SCM module will keep re...

Page 26: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 22 MEMO...

Page 27: ...ed the user can use this function Ch 6 4 COM port history The user can set whether to record the history of the communication port on the SCM module Ch 6 5 6 2 COM PORT Setting Setting the serial comm...

Page 28: ...the communication formats The steps of establishing UD Link are as follows 1 Create a group Edit TX packets and RX packets Create commands Trigger and execute the instructions as a group 2 Create a g...

Page 29: ...nt number The user can edit at most 64 segments in a packet Class The class of the segment includes the message the address the length and the checksum Format The format of the segment includes Hex AS...

Page 30: ...e user can set the format of the data Null The user does not make any change to the format of the data Hex The ASCII data can be converted into the hexadecimal value The words which can not be convert...

Page 31: ...Class The user can choose the class of the checksum segment Format The user can choose the format of the checksum segment Initial Value The user can set the initial value of the checksum Reverse Rever...

Page 32: ...e sending fails Repeat It means the number of times the sending of a command has been repeated after the command has been executed successfully Send Wait The default time interval between the instruct...

Page 33: ...a BACnet MPU the user has to set the BACnet parameters and the BACnet object for the SCM module 6 5 1 BACnet Parameters The BACnet parameters include the BACnet MAC address the baud rate and the physi...

Page 34: ...e Delta PLC master connecting to the SCM module The lenghth of tha AV value corresponds to two data registers in the Delta PLC and the lenghth of the BV value corresponds to one coil in the Delta PLC...

Page 35: ...the standard MODBUS The connection diagram is as below Product Station address Communication protocol Address from which the data is read Register in the MPU Address into which the data is written Re...

Page 36: ...een the MODBUS Slave and the Delta Product 1 For SCM as the MODBUS slave the user only has to set the parameters such as the station address and the baudrate to allow the connection with the master Op...

Page 37: ...communication parameters of COM1 station address 247 default Modbus RTU 9600 8 Even 1 7 1 2 Connection between the MODBUS Master and the Delta Product 1 Set the communication parameters of COM2 stati...

Page 38: ...Module DVPSCM12 52 SL DVP PLC Operation Manual 34 3 Set the data exchange in the slave Add Item Click the added item twice to set the reading writing information in the slave VFD D100 2103H D150 D151...

Page 39: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 35 ASDA D200 0101H D201 020AH...

Page 40: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 36 D250 0101H D251 020AH PLC D300 D309 in the master D100 D109 in the slave D350 D354 in the master D150 D154 in the slave...

Page 41: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 37 TC D400 1000H D451 1001H...

Page 42: ...complete the user can designate the communication port using MODBUS Advance COM port 2 on the first left side module 4 Download the parameters The user can set the communication After the setting is...

Page 43: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 39 Click Download choose the left side module which will be downloaded and click OK If only one device is connected click OK directly...

Page 44: ...te bit Low byte word 0 Not triggered 1 Triggered once 2 Always triggered 34 R W Triggering the data exchange through COM2 to write bits or words High byte bit Low byte word 0 Not triggered 1 Triggered...

Page 45: ...9600 7 Even 1 and the station address is 247 1 Set WPLSoft Open WPLSoft Click Options and choose Communication Setting 2 Choose RS 232 in Communication Setting designate COMP Port and enter the commun...

Page 46: ...ndard MODBUS 7 3 1 Connecting to the Electricity Meter There are two common modes of connecting to the electricity meter One is through the standard MODBUS the other is through RS 485 This section int...

Page 47: ...h FFh Device address IA 6 Function code FF 7 Parameter index PI 8 Checksum CS Add from IA to PI 9 16h End marker 2 The usage There are nine types of usage in which the SCM module communicates with the...

Page 48: ...Type 1 Only send the abbreviated record abbreviated record Start word device address IA Function code FF Checksum CS End marker 10h D0 09h IA FF 16h Start word 10h Read the device address from D0 IA...

Page 49: ...12 52 SL DVP PLC Operation Manual 45 The editing is complete There is no response address for type 1 so the user does not need to edit the function code of the response Rx Edit the command Sending Tx...

Page 50: ...Send the abbreviated record and respond with the abbreviated record The setting of the sending is as that in type 1 The user can copy the setting directly Notice that the function code is 29h Copy th...

Page 51: ...Start word 10h Check whether the response address and the device address previously read from D0 IA are the same Ignore the function code FF of the response 1 Ignore the word whose length is 1 If the...

Page 52: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 48 End word 16h The editing is complete Edit the command Sending Tx Packet1 and receiving Rx Packet1...

Page 53: ...For the sending of the abbreviated record the user can copy or refer to those in type 1 and type 2 Notice that the function code FF is 89h Respond with the full record Start word Length Length repeat...

Page 54: ...C Operation Manual 50 Start word 68h Length Length repeat Ignore these two words They can be ignored or stored Start word 68h Device address IA Check whether the response address and the device addres...

Page 55: ...ored in the registers starting from D100 Note Note Some unimportant words can be ignored The user can just store the data which is needed in the registers Dx and the data whose length of the response...

Page 56: ...iated record the user can copy or refer to those in type 1 and type 2 Notice that the function code FF is A9h Respond with the full record Start word Length Length repeat Start word Device address IA...

Page 57: ...VPSCM12 52 SL DVP PLC Operation Manual 53 Star word Length Length Star word Check whether the response address and the device address previously read from D0 IA are the same FF Ignore the function cod...

Page 58: ...Packet1 Type 5 Send the abbreviated record and respond with the full record When the control record is sent the function code FF is 89h Start word Length Length repeat Start word Device address IA Fun...

Page 59: ...Communication Module DVPSCM12 52 SL DVP PLC Operation Manual 55 Start word Length Length Start word The device address is read from D0 Function code 89h The parameter index is read from D1...

Page 60: ...the full record Start word Length Length repeat Start word Device address IA Function code FF Parameter index PI Data block DB Checksum CS End marker 68h Null Null 68h D0 Null D1 D100 the content got...

Page 61: ...PLC Operation Manual 57 Start word 68h Check whether the response address and the device address previously read from D0 IA are the same Function code Check whether the parameter index of the receivi...

Page 62: ...nual 58 Data block The response data is stored in the registers starting from D100 4 Download After setting all types the user can download the UD Link to the SCM module Open SCMSoft New Project COM P...

Page 63: ...rs UD Link The group number set in each type is triggered by To instruction in WPLSoft which triggers the execution of UD Link K1 is written into CR3 if the group number is 1 and by analogy K2 is writ...

Page 64: ...udes writing the station address of the electricity meter and the function code into D0 and D1 respectively When the data is written into the registers the higher bit precedes the lower bit For exampl...

Page 65: ...SCM module and then download them to the SCM module to connect to the BACnet MS TP module BACnet parameters BACnet MAC address 1 247 Default 247 It can not be the same as the address of other device...

Page 66: ...elta PLC master connecting to the SCM module The lenghth of tha AV value corresponds to two data registers in the Delta PLC and the lenghth of the BV value corresponds to one coil in the Delta PLC Obj...

Page 67: ...on Module DVPSCM12 52 SL DVP PLC Operation Manual 63 Downloading the parameters Click Download choose the left side module which will be downloaded and click OK If only one device is connected click O...

Page 68: ...ication Module DVPSCM12 52 SL DVP PLC Operation Manual 64 After the parameters are downloaded the AV and BV values in the software correspond to the registers and bit in the PLC connected to the SCM m...

Page 69: ...tion There is a comparison error in the data received Packet editing error The command number is not found The group number is not found Bit 7 6 5 4 Description The data received is beyond expectation...

Page 70: ...too late to receive the data Parity check error There is an error in the sending format Bit 7 6 5 4 Description Reserved Internal communication error Internal communication timeout Checksum error Bit...

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