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tM Series DIO User Manual

1. 115 3 7 2 Sub function 04 0x04 Set module address 116 3 7 3 Sub function 05 0x05 Read communication settings TW HTC C 117 3 7 4 Sub function 06 0x06 Set communication settings 118 3 7 5 Sub function 32 0x20 Read firmware version 120 3 7 6 Sub function 33 0x21 Set digital input counter trigger IS MUR edat sua Gea tope pu ca ce ane 121 3 7 7 Sub function 34 0x22 Read digital input counter HIS Cer Cd ley AUS suuni etate et I Ce iiec 122 3 7 8 Sub function 39 0x27 Set the power on value 123 3 7 9 Sub function 40 0x28 Read the power on value 124 3 7 10 Sub function 41 0x29 Set DI O active states 125 3 7 11 Sub function 42 0x2A Read DI O active states 127 3 8 Modbus Address 155 128 4 DroublesOOL IB s aeria e RR Ra 131 4 1 Communicating with the module 132 Suec its 133 ATINE oti in eve boe etat cud 133 A 2 Dual Watchdog 135 Asr amie Cri OUD ai ucciso des ento mia 136 AA Reset Status iocos mnt Mea Mae NERO PN RUM RAM UHR S 137 A 5 Safe Value and Power on Value of Digital Output 138 Latehed Digital Input euam tee 139 ACTSDINSMOOUIG a ease t o RE 140 A TWINS auos vereda Riso Pia
2. Valid startin 0x0000 0x0007 for DO readback value suene 8 0x0040 0x0047 for DO Latch high value 0x0060 0x0067 for DO Latch low value tM P8 0x0020 0x0027 for DI value Valid starting i 030040020047 for DI Latch high value channel 0x0060 0x0067 for DI Latch low value 106 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 2 02 0x02 Read Discrete Inputs This function code is used to read the current digital input value of the tM module Request 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x02 02 03 Starting channel 2 Bytes 0x0020 0x003F 04 05 Input channel 2 Bytes 0x0001 0x0020 number Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x02 02 Byte count 1 Byte 1 03 Input channel 1 Byte Refer to the Supported Modules data section for details of the value Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x82 02 Exception code 1 Byte Refer to the Modbus standard for more details Supported Modules tM P4C4 Valid starting 9x9920 0x0023 for DI value channel tM P8 Valid starting 9x9020 0x0027 for DI value channel tM Series DIO User Manual Rev Al 3 7PH 013 A13 107 3 3 03 0x03 Read Multiple Registers This function code is used to read the current digital input counter value of the
3. tM module Request 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x03 02 03 Starting channel 2 Bytes 0x0000 0x001F numbers 04 05 Input channel 2 Bytes 0x0001 0x0020 number Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x03 02 Byte count 1 Byte 1 03 Input channel N x 2 Each channel can record a maximum counter value Bytes counter value up to 65535 OxFFFF N Number of input channels Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x83 02 Exception code 1 Byte Refer to the Modbus standard for more details Supported Modules tM P4C4 goo 2020003 for DE counie value channel tM P8 Vale 40000020007 OK DI counter value channel 108 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 4 04 0x04 Read Multiple Input Registers This function code is used to read the current digital input counter value of the tM module Request 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x04 02 03 Starting channel 2 Bytes 0x0000 0x001F numbers 04 05 Input channel 2 Bytes 0x0001 0x0020 number Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x04 02 Byte count 1 Byte 1 03 Input channel Nx2 Each channel can record the counter value Bytes maximum counter v
4. E E 59 2 12 dad peat 61 e 63 2 04 DNA a bed 65 67 oe 69 PH SAIS PP 70 PE PSU qui eT 72 PEL E V d TE 73 1 PPS 77 2 52 2 OAA Data aos Oo ee 79 pue ruc Dan Eos purus 81 p E ATTE 83 DDD TIA AEA a E 84 PP VL VoM actress 86 88 228 x33 BV M oS UR Ion ed LEUR d costs 90 92 2 OSAA NV 94 PAIRE Cp EEE A D 96 2 92 ADV A 98 2 99 ARD 100 qr desc 102 Modbus RTU Protocol Dv ated lt OP ns 104 3 1 01 0x01 Read ueteri aat mda trait eta 105 3 2 02 0x02 Read Discrete 107 3 3 03 0x03 Read Multiple Registers 108 3 4 04 0x04 Read Multiple Input Registers 109 3 5 05 0x05 Write Single Coils e use conecto honte 110 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 3 6 15 OxOF Write Multiple 112 3 7 70 0x46 Read Write Module Settings 114 3 7 1 Sub function 00 0x00 Read module
5. 1 4 5 Block Diagram for the tM P3POR3 1 4 6 Block Diagram for the tM P3R3 1 4 7 Block Diagram for the tM RS5 ES DIR CHSTODS o tefie i EHE Us TG WINN I8 MEC S WITING eit de ete taa edu 1 6 2 CNIS PS WINS LU ru uat Adae 1 6 3 WINDE hate E te vaa avo detis 1 6 4 tM P4C4 WIEID iie 1 6 5 tM P3POR3 wiring caidas antt ev vedi ea 1 6 6 tM P3R3 wiring 1 6 7 tM R5 WWM Gs oats Noe Slee Searls Co evi qa au ordeo Ea omnes 1 6 8 Wiring Stai Default om ei ode dete uc da eodd 1 9 Configuration Tables dr ib oni eb LOA DIO SES abaco cvm tede DL LONI WAI accettate ettet te edu ation reta dud cac ere t et ta ca 1 11 1 Din Rail Mouttitip 112 Technical 2 LIC Protocol redet etc A tM Series DIO User Manual Rev A1 3 7PH 013 A13 let eost 43 45 ZI FAAOB Dala o dead 47 DSO FE ADA CIO 49 Z 3 0 0 aise ara IM 5 2S PAA DCD co dabis dm ed 29 DD DOIN C 55 ER 57 SE V C
6. 141 PLT ZANE PRA 142 A 7 3 RM 104 RM 108 and 116 143 7 4 RM 204 RM 208 216 144 4 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 Introduction The tM series is a family of network data acquisition and control modules providing digital input output and counter functions The modules can be remotely controlled using a set of commands which we call the DCON protocol or the standard Modbus protocol Communication between the module and the host is via an RS 485 RS 232 bi directional serial bus standard Baud Rates are software programmable and transmission speeds of up to 115 2 Kbps can be selected The tM series feature a new design for the frame ground and INIT switch as shown in the figure The frame ground provides enhanced static protection ESD abilities and ensures the module is more reliable The INIT switch allows easier access to INIT mode Please refer to Sections A 1 and A 3 for more details Run lt Init The tM series modules support TTL signal photo isolated digital input relay contact output solid state relay output and open collector output tM Series DIO User Manual Rev Al 3 7PH 013 A13 5 1 1 More Information For details of INIT mode operation please refer to Section A 1 INIT Mode o For details of module watchdog and host watchdog please refer to Section A 2 Dual Watchdog
7. 126 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 7 11 Sub function 42 0x2A Read DI O active states This sub function code is used to read the DI O active states of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0 2 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0 2 03 active status 1 Byte 0x00 0x03 0x00 0x03 for tM P4C4 0x00 and 0x02 for tM C8 0x00 and 0x01 for tM P8 Error Response 00 Address 1 Byte 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 127 3 8 Modbus Address Mappings Address Description Attribute 30001 Counter value of digital input R 30008 40001 Counter value of digital input R 40008 40481 Firmware version low word R 40482 Firmware version high word R 40483 Module name low word R 40484 Module name high word R 40485 Module address valid range 1 247 R W 40486 Bits 5 0 R W Baud rate 0x03 Ox0A Code 10 03 10 04 10 05 10 06 Baud 1200 2400 14800 19600 Code 10 07 0x08 10 09 0 0 Baud 19200 38400 57600 115200 Bits 7 6 00 no parity 1 stop bit 01 no parity 2 stop
8. Response 00 Address 1 Byte 1 247 01 Function code 1 Byte OxOF 02 03 Starting channel 2 Bytes The value is the same as byte 02 and numbers 03 of the Request 04 05 Input channel 2 Bytes The value is the same as byte 04 and number 05 of the Request Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte Ox8F 02 Exception code 1 Byte Refer to the Modbus standard for more details 112 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Supported Modules tM P4C4 Valid starting channel 0x0000 0x0003 for DO output 0x0200 0x0203 to clear the DI counter value tM C8 Valid starting channel 0x0000 0x0007 for DO output tM P8 Valid starting channel 0x0200 0x0207 to clear the DI counter value tM Series DIO User Manual Rev Al 3 7PH 013 A13 113 3 7 70 0x46 Read Write Module Settings This function code is used to read the settings of the module or change the settings of the module The following sub function codes are supported Sub function Code Description Section 00 0x00 Read the module name 3 7 1 04 0x04 Set the module address 3 7 2 05 0x05 Read the communication settings 3 7 3 06 0x06 Set the communication settings 3 7 4 32 0x20 Read the firmware version 33 0 21 Set the DI counter edge 3 7 6 34 0x22 Read the DI counter edge setting 3 7
9. Vs gt GND DO3 Frame Ground DO GND tM Series DIO User Manual Rev Al 3 7PH 013 A13 19 1 4 5 Block Diagram for the tM P3PORS Embedded Controller DATA DATA Vs GND Frame Ground A M Embedded Controller DATA DATA TVs GND Frame Ground 20 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 4 7 Block Diagram for the tM R5 45V e EEPROM EN Embedded U Controller INIT DATA RS 485 DATA Interface eT DR Vs Power e 5V e Regulator 1 Frame Ground di tM Series DIO User Manual Rev Al 3 7PH 013 A13 COMO NOO COM1 NO1 COM2 NO2 COM4 NO4 21 1 5 Dimensions 22 Left Side View Back View Right Side View Bottom View tM Series DIO User Manual Rev 1 3 7PH 013 A13 1 6 Wiring 1 6 1 tM C8 wiring DIx 10K E D To other DI COM DO PWR 08 Dox 08 DL COM DO PWR 08 Do cGND 1S DI COM DO PWR DO GND 1S ls DI COM DO PWR 1S oS box DI COM DO PWR 0S Do GND 0S 1S 0S DOx DI COM DO PWR DO GND tM Series DIO User Manual Rev 1
10. 122 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 7 8 Sub function 39 0x27 Set the power on value This sub function code is used to set the power on value of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x27 03 Power on Value 1 Byte 0x00 0xFF 0x00 0x0F for tM P4C4 0x00 0xFF for tM C8 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x28 03 Power on value 1 Byte 0x00 OK others error Error Response 00 Address 1 Byte 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 123 3 7 9 Sub function 40 0x28 Read the power on value This sub function code is used to read the power on value of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x28 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x28 03 Power on value 1 Byte 0x00 0xFF 0x00 0x0F for tM P4C4 0x00 0xFF for tM C8 Error Response 00 Address 1 Byte 01 Function code 1 Byte 0xC6 02 Exceptioncode gt Byte Refer to the Modbus standard for more details 124 tM Series D
11. Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x04 03 Address 1 Byte 247 04 06 Reserved 3 Bytes 0x00 0x00 0x00 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x04 0x00 OK 03 Set address result 1 Byte Oben eot 04 06 Reserved 3 Bytes 0x00 0x00 0x00 Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exe ptiomeode Bye Refer to the Modbus standard for more details 116 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 7 3 Sub function 05 0x05 Read communication settings This sub function code is used to read the communication protocol settings of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x05 03 Reserved 1 Byte 0x00 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x05 03 Protocol supported 1 Byte 0x00 Modbus RTU 0x03 Modbus RTU amp ASCII 04 Baud Rate 1 Byte Baud rate code see Section 1 9 for details 05 Reserved 1 Byte 0x00 06 Data format 1 Byte 0x00 no parity 1 stop bit 0x01 no parity 2 stop bits 0x02 even parity 1 stop bit 0x03 odd parity 1 stop bit 07 Reserved 1 Byte 0x00 08 Mode 1 Byte 0x00 DCON protocol 0x01 Modbus RTU protocol 0x03 Modbus ASCII protocol 09
12. 02 Sub function code 1 Byte 0x21 03 Edge setting value 1 Byte 0x00 0x0F rising edge 0 falling edge For example 0x03 denotes that channels 0 1 are set as rising edge and channels 2 3 are set as falling edge Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x21 03 Edge setting value 1 Byte 0x00 OK others error Error Response 00 Address Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 121 3 7 7 Sub function 34 0x22 Read digital input counter trigger edge value This sub function code is used to read the digital input counter trigger edge value of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x22 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x22 03 Edge setting value 1 Byte 0x00 0x0F rising edge 0 falling edge For example 0x03 denotes that channels 0 1 are set as rising edge and channels 2 3 are set as falling edge Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details
13. CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV Two hexadecimal digits to represent the response delay time value in milli second for example 01 denotes 1115 and 1E denotes 30ms The max allowable value is 30 1Eh There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 100 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 01RD Response 0102 Reads the response delay time value of module 01 and returns 02 which denotes that the response delay time value is 2ms Related Commands Section 2 34 AARDVV tM Series DIO User Manual Rev Al 3 7PH 013 A13 101 2 34 AARDVV Description Sets the response delay time value of a module Syntax AARDVV CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF RD Command to set the response delay time VV Two hexadecimal digits to represent the response delay time value in milli second for example 01 denotes Ims and 1E denotes 30s The max allowable value is 30 1Eh Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 2 Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if t
14. Relay Output Module Module Name tM P3R3 tM R5 Relay Output Output Channels 3 5 Type Power Relay Form A SPST N O Power Relay Form A SPST N O Operating Voltage Range 250 VAC or 30 VDC 250 VAC or 30 VDC Max Load Current 5A 5A Operate Time 6 ms 6 ms Release Time 3ms 3 ms 5 250 VAC 30 000 ops 10 5 0250 VAC 30 000 ops 10 VDE ops minute at 75 C ops minute at 75 C 5 A 30 VDC 70 000 ops 10 5 A 30 VDC 70 000 ops 10 Electrical Life ops minute at 75 C ops minute at 75 C Resistive load 5 A 0250 VAC 30 VDC 6 000 ops e 2250 VAC 30 VDC 6 000 UL 3 A 250 VAC 30 VDC 100 000 ops 22250 VAC 30 VDC 100 000 ops Mechanical Life 20 000 000 ops at no load 300 ops minute 20 000 000 ops at no load 300 ops minute Power on Value Yes Programmable Yes Programmable Safe Value Yes Programmable Yes Programmable Digital Input Counter Input Channels 3 Type Wet Contact Sink Source On Voltage Level 3 5 50 VDC Off Voltage Level 1 VDC max Input Impedance 10 KQ 0 66 W Channels 3 No Digital Input Max Count 65535 16 bit Counters Max Input Frequency 100 Hz Min Pulse Width 5 ms Over voltage Protection 70 VDC Power Requirements Reverse Polarity Protection Yes Powered from Terminal Block Yes 10 30 VDC Consumption 0 6 W max 1 0 W max 16 tM Series DIO User Manua
15. value that was sent is ignored There will be no response if the command syntax 15 incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 49 Examples Command 011201 Response gt Sets DO2 to on and the module returns a valid response Related Commands Section 2 3 AA00 data Section 2 4 AAOA data Section 2 5 AAOB data Section 2 7 AAAcDD Section 2 8 AABcDD Section 2 13 AA6 Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes 1 This command is only applicable to the modules with digital output channels 2 This command is the same as the AAAcDD command 50 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 7 HAAACDD Description Sets a single digital output channel of the lower eight channels Syntax AAAcDD CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF A Command to set a single digital output channel of the lower eight channels C Specifies the digital output channel to be set 0 to 7 DD 00 set the digital output channel to off 01 set the digital output channel to on Response Valid command gt CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occu
16. 00265 DI active state 0 normal 1 inverse R W tM Series DIO User Manual Rev Al 3 7PH 013 A13 129 Address Description Attribute 00266 DO active state 0 normal l inverse R W 00270 Host watch dog timeout status write 1 R W to clear host watch dog timeout status 00273 Reset status 1 first read after R powered on 0 not the first read after powered on 130 tM Series DIO User Manual Rev Al 3 7PH 013 A13 4 Troubleshooting If you are having difficulty using the tM module here are some suggestions that may help If you cannot find the answers you need in these guides contact ICP DAS Product Support Contact information is located in Section 1 12 tM Series DIO User Manual Rev Al 3 7PH 013 A13 131 4 1 Communicating with the module If you attempt to communicate with the module and receive no response first check the following 1 132 Ensure that the supplied power is within the range of 10 to 30 V DC Ifthe supplied power is OK then the power LED should be on When the module receives a command the power LED is set to off The power LED is shown as after the module responds This method can be used to check whether the module has received a command sent from the host If possible use another device to check whether the host can communicate with the device through the same RS 485 network If the host is a PC installed with a Windows operating sy
17. 2 1 for details 2 see Section 2 20 for details tM Series DIO User Manual Rev Al 3 7PH 013 A13 133 The tM modules have the INIT switch located on the right side of the module to allow easier access to the INIT mode For these modules INIT mode is accessed by sliding the INIT switch to the Init position as shown below Run 4 gt Init 134 tM Series DIO User Manual Rev Al 3 7PH 013 A13 A 2 Dual Watchdog Operation Dual Watchdog Module Watchdog Host Watchdog The Module Watchdog is a hardware reset circuit that monitors the operating status of the module While working in harsh or noisy environments the module may be shut down by external signals The circuit allows the module to work continuously without disruption The Host Watchdog is a software function that monitors the operating status of the host Its purpose is to prevent problems due to network communication errors or host malfunctions When a host watchdog timeout occurs the module will reset all outputs to a safe state in order to prevent any erroneous operations of the controlled target The tM series modules include an internal Dual Watchdog making the control system more reliable and stable For more information regarding the Dual Watchdog please refer to Chapter 5 of the Getting Started For I 7000 Series Modules manual that can be downloaded from the ICP DAS website http www icpdas com tM Series DIO User Manual Rev Al 3 7
18. 3 7PH 013 A13 23 1 6 4 tM P4C4 wiring 24 DI COM DO PWR DOx DO GND DI COM DO PWR DOx DO GND DI COM DO PWR DOx DO GND tM Series DIO User Manual Rev 1 3 7PH 013 A13 DI COM DO PWR DOx DO GND 1 6 6 tM P3R3 wiring Relay Close To other To other channels channels tM Series DIO User Manual Rev 1 3 7PH 013 A13 25 1 6 8 Wiring Recommendations 26 Use 26 12 AWG wire for signal connections Strip the wire to a length of 7 0 5mm Use a crimp terminal for wiring Avoid high voltage cables and power equipment as much as possible For RS 485 communication use insulated and twisted pair 24 AWG wire e g Belden 9841 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 7 Quick Start Please refer to the Quick Start Guide for tM series DIO tM Series DIO User Manual Rev Al 3 7PH 013 A13 27 1 8 Default Settings Default settings for the tM DIO modules are as follows 28 Protocol Modbus Module Address 01 DIO Type Type 40 Baud Rate 9600 bps tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 9 Configuration Tables Baud Rate Setting CC 7 6 3 4 3 2 1 0 Data Baud Key Description Baud Baud Rate 03 1200 04 2400 05 4800 06 9600 07 19200 08 38
19. 4 Command to read the power on DO value or the safe DO value V P Reads the power on DO value S Reads the safe DO value Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 2 Delimiter character for an invalid command AA Address of the responding module 00 to FF Data Power on DO value or safe DO value They are two hexadecimal digits followed by 00 There will be no response if the command syntax 15 incorrect there 1s a communication error or there 1s no module with the specified address 92 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 014S Response 010000 Reads the safe DO value of module 01 and returns 0000 Command 014P Response 01 00 Reads the power on DO value of module 01 and returns FFOO Related Commands Section 2 30 AASV Related Topics Section 1 10 DIO Active States Section A 2 Dual Watchdog Operation Notes This command is only applicable to the modules with digital output channels tM Series DIO User Manual Rev Al 3 7PH 013 A13 93 2 30 AA5V Description Sets the current DO value as the power on DO value or the safe DO value Syntax AASV CHKSUM Delimiter character AA Address of the module to be set 00 to FF 5 Command to set the power on value or the safe DO value V P Sets the power on DO value S Sets the safe DO value Response Valid command A
20. 7 value 39 0x27 Set the DO power on value 3 7 8 40 0x28 Read the DO power on value 3 7 9 41 0x29 Set the DI O active states 3 7 10 42 0x2A Read the DI O active states 3 7 11 If the module does not support the sub function code specified in the message then it responds as follows Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details 114 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 7 1 Sub function 00 0x00 Read module name This sub function code is used to read the name of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x00 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x00 03 06 Module name 4 Bytes 0x07 0x44 0x00 0x00 for tM P4C4 0x07 0x08 0x00 0x00 for tM C8 0x07 0x80 0x00 0x00 for tM P8 Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 115 3 7 2 Sub function 04 0x04 Set module address This sub function code is used to set the address of a module
21. AABcDD Section 2 13 Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes 1 This command is only applicable to the modules with digital output channels 2 This command is the same as the ZAAO0A Data command 44 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 4 AA0A Data Description Sets the digital output value of the lower eight channels Syntax AA0A Data CHKSUM CR 5 Delimiter character AA Address of the module to be set 00 to FF 0A Command to set the digital output value of the lower eight channels Data Atwo digit hexadecimal value where bit 0 corresponds to DOO bit 1 corresponds to DOI etc When the bit is 1 it denotes that the digital output channel is on and 0 denotes that the digital output channel is off Response Valid command B CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occurred the digital output channel s are set to safe value and the digital output value that was sent is ignored There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 45 Examples Command 010A33 Response gt Sets DOO DOI DO4 and DOS to
22. CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF SS Two hexadecimal digits that represent the host watchdog status where Bit 7 0 indicates that the host watchdog is disabled and 1 indicates that the host watchdog 15 enabled Bit 2 1 indicates that a host watchdog timeout has occurred and 0 indicates that no host watchdog timeout has occurred The host watchdog status is stored in EEPROM and can only be reset by using the AA1 command 84 tM Series DIO User Manual Rev Al 3 7PH 013 A13 There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 010 Response 0100 Reads the host watchdog status of module 01 and returns 00 meaning that the host watchdog is disabled and no host watchdog timeout has occurred Command 020 Response 0204 Reads the host watchdog status of module 02 and returns 04 meaning that a host watchdog timeout has occurred Related Commands Section 2 24 Section 2 26 AA1 Section 2 27 AA2 Section 2 28 AA3EVV Section 2 29 AA4V Section 2 30 5 Related Topics Section A 2 Dual Watchdog Operation tM Series DIO User Manual Rev Al 3 7PH 013 A13 85 2 26 AA1 Description Resets the host watchdog timeout status of a module Syntax AAI C
23. Operation o For details of ESD protection and grounding please refer to Section A 3 Frame Ground There is a way to check whether the module is reset please refer to Section A 4 Reset Status for details o For details of the safe value and power on value of the digital output please refer to Section A 5 Safe Value and Power on Value of Digital Output The module with digital inputs provides the latched digital inputs please refer to Section A 6 Latched Digital Input for details o For details of the I O extension modules please refer to Section A 7 DN Module 6 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 2 Terminal Assignment IPON tM C8 8 CH Isolated Digital Output Module tM Series DIO User Manual Rev A1 3 7PH 013 A13 tM Series DIO User Manual Rev Al 3 7PH 013 A13 tM Series DIO User Manual Rev Al 3 7PH 013 A13 10 DI COM DO PWR DO GND DO3 DO2 DO DOO DI3 DI2 DI1 DIO gt Ot E IPON tM P4C4 4 CH Isolated Digital Input amp 4 CH Isolated Digital Output Module tM Series DIO User Manual Rev 1 3 7PH 013 A13 O00000000 P H H e H H H H 14 Es P3R3 3 CH
24. denotes that the digital output channel is off Response Valid command gt CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occurred the digital output ports are set to safe value and the digital output value that was sent is ignored tM Series DIO User Manual Rev A1 3 7PH 013 A13 79 There will be no response if the command syntax 15 incorrect there is a communication error or there is no module with the specified address Examples Command 2017 Response gt For the tM PA4C4 module sets DOO to on DOI to on DO2 to on and DO3 to off and the module returns a valid response Command 20207 Response gt For the tM C8 module sets DOO to on DOI to on DO2 to on and other channels to off and the module returns a valid response Related Commands Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes This command is only applicable to the modules with digital output channels 80 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 23 AAO Name Description Sets the name of a module Syntax AAO Name CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF O Command to set the module name Name New name of the module max 6 characters Response Va
25. for module 01 The module returns the synchronized data and sets the status byte to 1 to indicate that this is the first time the synchronized data has been read Command 014 Response 0000F00 Reads the synchronized data for module 01 The module returns the synchronized data and sets the status byte to 0 to indicate that the synchronized data has been read Related Commands Section 2 2 60 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 12 AA5 Description Reads the reset status of a module Syntax SAAS CHKSUM J CR Delimiter character AA Address of the module to be read 00 to FF 5 Command to read the module reset status Response Valid Command AAS CHKSUM CR Invalid Command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF S Reset status of the module 1 This is the first time the command has been sent since the module was powered on 0 This 1s not the first time the command has been sent since the module was powered on which denotes that there has been no module reset since the last SAA5 command was sent There will be no response if the command syntax 1s incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 61 Examples Command 015 Response 011 Reads the reset status of module 01 The res
26. others error 07 Reserved 1 Byte 0x00 08 Mode 1 Byte 0x00 OK others error 09 10 Reserved 2 Bytes 0x00 0x00 Note The new baud rate and protocol will be effective after the next power on reset Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 119 3 7 5 Sub function 32 0x20 Read firmware version This sub function code is used to read the firmware version information of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x20 Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x20 03 Major version 1 Byte 0 00 0 04 Minor version 1 Byte 0x00 0xFF 05 Build version 1 Byte 0x00 0xFF Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details 120 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 7 6 Sub function 33 0x21 Set digital input counter trigger edge This sub function code is used to set the digital input counter trigger edge value of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46
27. x 35mm to earth ground Note It is recommended that a 16 14 AWG wire is used to connect the DIN rail to the earth ground 34 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 12 Technical Support Should you encounter any problems while using the tM module and are unable to find the help you need in this manual or on our website please contact ICP DAS Product Support Email support icpdas com Website http www icpdas com service support htm When requesting technical support be prepared to provide the following information about your system 1 Module name and serial number The serial number can be found printed on the barcode label attached to the cover of the module 2 Firmware version See Sections 2 16 and 3 7 5 for information regarding the command used to identify the firmware version 3 Host configuration type and operating system 4 If the problem is reproducible please give full details describing the procedure used to reproduce the problem 5 Any specific error messages displayed Ifa dialog box with an error message is displayed please include the full text of the dialog box including the text in the title bar 6 If the problem involves other programs or hardware devices please describe the details of the problem in full 7 Any comments and suggestions related to the problem are welcome ICP DAS will reply to your request by email within three business days tM Series DIO
28. 10 Reserved 2 Bytes 0x00 0x00 Note This information is the data saved in the EEPROM and will be used for the next power on reset It is not the currently used settings Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 117 3 7 4 Sub function 06 0x06 Set communication settings This sub function code is used to set the communication protocol of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x06 03 Reserved 1 Byte 0x00 04 Baud Rate 1 Byte Baud rate code see Section 1 9 for details 05 Reserved 1 Byte 0x00 06 Data format 1 Byte 0x00 no parity 1 stop bit 0x01 no parity 2 stop bits 0x02 even parity 1 stop bit 0x03 odd parity 1 stop bit 07 Reserved 1 Byte 0x00 08 Mode 1 Byte 0x00 DCON protocol 0x01 Modbus RTU protocol 0x03 Modbus ASCII protocol 09 10 Reserved 2 Bytes 0x00 0x00 118 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x06 03 Reserved 1 Byte 0x00 04 Baud Rate 1 Byte 0x00 OK others error 05 Reserved 1 Byte 0x00 0x00 0x00 06 Data format 1 Byte 0x00 OK
29. 400 09 57600 0A 115200 Data Data Format 0 eight data bits no parity and one stop bit 1 eight data bits no parity and two stop bit 2 eight data bits even parity and one stop bit 3 eight data bits odd parity and one stop bit Type Setting TT For tM modules the type code is fixed to 40 tM Series DIO User Manual Rev Al 3 7PH 013 A13 29 Data Format Setting FF 7 6 5 4 3 2 1 0 CU CS reserved CD Key Description CD tM P4C4 1 read only For other modules the code value can be changed by AANNTTCCFF command and the default code value is 0 CS Checksum setting 0 Disabled Code Enabled CU Counter update 0 The counter is updated when there 1s a falling edge in the input signal 1 The counter is updated when there is a rising edge in the input signal Note The reserved bits should be zero 30 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Digital Input Output Data Format Table The data format of the response of the AA4 AA6 and AALS commands is the First Data the Second Data 00 The data format of the response of the 9 AA command is the First Data the Second Data Note both the First Data and the Second Data are in two hexadecimal digits format Module The First Data The Second Data tM P8 DIS 00 FF 00 tM P4C4 DOI DO4 00 0 DII DIA 00 0F tM P4A4 D
30. 47 01 Function code Byte Function code 0x80 02 Exception code 1 Byte 01 If a CRC mismatch occurs the module will not respond 104 tM Series DIO User Manual Rev Al 3 7PH 013 A13 3 1 01 0x01 Read Coils This function code is used to read the current digital output readback value of the tM module Request 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x01 02 03 Starting channel 2 Bytes 0x0000 0x001F for DO readback numbers value 0x0020 0x003F for DI value 0x0040 0x005F for DIO Latch high value 0x0060 0x007F for DIO Latch low value 04 05 Output channel 2 Bytes 0x0001 0x001F number Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x01 02 Byte count 1 Byte 1 03 Output channel 1 Byte Refer to the Supported Modules readback value section for the details of the value Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x81 02 Exception code 1 Byte Refer to the Modbus standard for more details tM Series DIO User Manual Rev Al 3 7PH 013 A13 105 Supported Modules tM P4C4 0x0000 0x0003 for DO readback value 0x0020 0x0023 for DI value Valid starting 0x0040 0x0043 for DI Latch high value channel 0x0048 0x004B for DO Latch high value 0x0060 0x0063 for DI Latch low value 0x0068 0x006B for DO Latch low value
31. A CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 2 Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax 15 incorrect there 1s a communication error or there 1s no module with the specified address 94 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 01 AA Response gt Sets the DO value of module 01 to AA and the module returns a valid response Command 015P Response 01 Sets the power on DO value and the module returns a valid response Command 0155 Response gt Sets the DO value of module 01 to 55 and the module returns a valid response Command 015S Response 01 Sets the safe DO value and the module returns a valid response Command 014P Response 01AA00 Reads the power on DO value of module 01 The module returns AA00 which denotes that the power on DO value is AA Command 014S Response 015500 Reads the safe DO value of module 01 The module returns 5500 which denotes that the safe DO value 1s 55 Related Commands Section 2 29 AA4V Related Topics Section A 2 Dual Watchdog Operation Notes This command is only applicable to the modules with the digital output channels tM Series DIO User Manual Rev Al 3 7PH 013 A13 95 2 31 AAD Description Reads the miscellaneous settings of a module Syntax AAD CHKSUM CR Delimiter c
32. DC DIN Rail Mounted Electric Life 100 x 10 operations min 142 tM Series DIO User Manual Rev Al 3 7PH 013 A13 A 7 3 RM 104 RM 108 and RM 116 Output Channel 4 8 16 relay contact Output Specifications Type 1 Form C relay contact Rated Load 16A 2250V AC Max Switching Voltage 400 VAC Max Peak Current 30A Contact Material AgCdO Min Life 100 000 operations Dimensions RM 104 78 mm x 77 mm RM 108 135 mm x 77 mm RM 116 270 mm x 77 mm Power Input 24 VDC DIN Rail Mounted tM Series DIO User Manual Rev Al 3 7PH 013 A13 143 A 7 4 RM 204 RM 208 RM 216 Output Channel 4 8 16 relay contact Output Specifications Type 2 Form C relay contact Rated Load SA 250VAC Max Switching Voltage 400 VAC Max Peak Current 10 Contact Material AgNi Min Life 100 000 operations Dimensions RM 204 78 mm x 77 mm RM 208 135 mm x 77 mm RM 216 270 mm x 77 mm Power Input 124 VDC DIN Rail Mounted 24V 24V GND GND gt ro 144 tM Series DIO User Manual Rev Al 3 7PH 013 A13 11 12 NC 14 NO 111 112 NC 114 NO 21 22 NC 24 NO 1214 122 NC 124 NO 144 NO
33. HKSUM CR Delimiter character AA Address of the module to be reset 00 to FF 1 Command to reset the host watchdog timeout status Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 86 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 010 Response 0104 Reads the host watchdog status of module 01 and shows that a host watchdog timeout has occurred Command 011 Response 01 Resets the host watchdog timeout status of module 01 and returns a valid response Command 010 Response 0100 Reads the host watchdog status of module 01 and shows that no host watchdog timeout has occurred Related Commands Section 2 24 Section 2 25 AAO Section 2 27 AA2 Section 2 28 AA3EVV Section 2 29 AA4V Section 2 30 5 Related Topics Section A 2 Dual Watchdog Operation tM Series DIO User Manual Rev Al 3 7PH 013 A13 87 2 27 AA2 Description Reads the host watchdog timeout value of a module Syntax AA2 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 2 Command to read the host watchdog timeout value Response Valid command AAEVV CHKSUM C
34. IO User Manual Rev Al 3 7PH 013 A13 3 7 10 Sub function 41 0x29 Set DI O active states This sub function code is used to set the DI O active states of a module Request 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x29 0x00 0x03 03 DI O active states 1 Byte Refer blow 0x00 0x03 for 4 4 0x00 and 0x02 for tM C8 0x00 and 0x01 for tM P8 DI O active states 7 6 5 4 3 2 1 0 Reserved OAS IAS Key Description OAS DO active state 0 output value 1 for relay active output value 0 for relay inactive 1 output value 0 for relay active output value 1 for relay inactive IAS DI active state 0 input value 1 for non signal or the low voltage input value 0 for high voltage 1 input value 0 for non signal or the low voltage input value 1 for high voltage Response 00 Address 1 Byte 247 01 Function code 1 Byte 0x46 02 Sub function code 1 Byte 0x29 03 Power on value 1 Byte 9200 OF others error tM Series DIO User Manual Rev Al 3 7PH 013 A13 125 Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xC6 02 Exception code 1 Byte Refer to the Modbus standard for more details Note After using the command the DIO active states will immediately change and will simultaneously clear the DI counter and latch values
35. Isolated Digital Input amp 3 CH bmi Output Module OOOO0000 tM Series DIO User Manual Rev 1 3 7PH 013 A13 11 tM P3POR3 0000000000 12 tM Series DIO User Manual Rev Al 3 7PH 013 A13 tM R5 OOOOOOQ0 tM Series DIO User Manual Rev 1 3 7PH 013 A13 1 3 Specifications 1 3 1 Specifications Digital Input and Digital Output Module Module Name tM P4A4 tM P4C4 tM C8 tM P8 Digital Input Counter Input Channels 4 4 8 Wet Contact Sink Type Wet Contact Sink Wet Contact Source Source On Voltage Level 3 5 50 VDC 3 5 50 VDC 3 5 50 VDC Off Voltage Level 1 VDC max 1 VDC max 1 VDC max Input Impedance 10 KQ 0 66 W 10 KQ 0 66 W No Digital Input 10 0 66 W Channels 4 4 8 Max Count 65535 16 bit 65535 16 bit 65535 16 bit Counters Max Frequency 100 Hz 100 Hz 100 Hz Min Pulse Width 5 ms 5 ms 5 ms Over voltage Protection 70 VDC 70 VDC 70 VDC Digital Output Output Channels 4 4 8 Type Isolated Open Emitter Isolated Open Collector Isolated Open Collector Source Sink Sink Max Load Current 650 mA channel 700 mA channel 700 mA channel Load Voltage 10 40 VDC 3 5 50 VDC 3 5 50 VDC Over voltage Protection 47 VDC 60 VDC 60 VDC Overload Protection Yes Yes Yes Short Circuit Protection 1 4 A Yes 1 4 A Yes 1 4 A Yes Power on Value Yes Programmable Y
36. M Series DIO User Manual Rev Al 3 7PH 013 A13 2 14 AAC Description Clears the status of the latched digital input channels Syntax A A C CHKSUM CR Delimiter character AA Address of the module to be cleared 00 to FF Command to clear the status of the latched digital input channels Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command 2 Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax 1s incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 65 Examples Command 01L0 Response FFFF00 Sends the command to read the status of the low latched digital input channels of module 01 and returns FFFF Command 01C Response 01 sends the command to clear the status of the latched digital input channels of module 01 and returns a valid response Command 01L0 Response 000000 Sends the command to read the status of the low latched digital input channels of module 01 and returns 0000 Related Commands Section 2 17 SAALS Notes 1 This command is only applicable to the modules with digital input channels 2 Both the status of the low and high latched digital input channels are cleared 66 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 15 AACN Descri
37. New Baud Rate code see Section 1 9 for details The INIT pin must be connected to ground in order to change Baud Rates For the module with frame ground this is achieved by moving the rear slide switch to the INIT position See Section A 1 for details Used to set the counter update direction and checksum Section 1 9 The INIT pin must be connected to ground in order to change the checksum setting For the module with frame ground this is achieved by moving the rear slide switch to the INIT position See Section A 1 for details tM Series DIO User Manual Rev Al 3 7PH 013 A13 39 Response Valid Command AA CHKSUM CR Invalid Command AA CHKSUM CR Delimiter for a valid command Delimiter for an invalid command If the Baud Rate or checksum settings are changed without connecting the INIT pin to ground or switching the rear slide switch to the INIT position the module will return an invalid command AA Address of the module in hexadecimal format 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there 1s no module with the specified address Examples Command 0102400600 Response 02 Changes the address of module 01 to 02 The module returns a valid response Command 0101200A00 Response 01 Changes the Baud Rate of module 01 to 115200bps The module returns an invalid command because it is not in INIT mode Command 0101200A00 Response 01 C
38. OI 4 00 OF DII DIA 00 0F tM P3R3 DOI DO3 00 07 DII DI3 00 07 tM C8 DOI DO8 00 FF 00 tM P3POR3 DO1 00 07 00 07 tM R5 DO1 DOS 00 1 00 tM Series DIO User Manual Rev Al 3 7PH 013 A13 31 1 10 DIO Active States The DIO read value of the tM modules are as follows DIO Inactive Active tM P8 8DI OFF ON 4DO OFF ON PUTEM 4DI OFF ON 4DO OFF ON 4DI OFF ON 3DO OFF ON tM P3POR3 DI OFF ON 3DO OFF ON pron 3DI OFF ON tM C8 8DO OFF ON tM R5 5DO OFF ON ON means the DIO read value is 1 OFF means the DIO read value is 0 32 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 11 Mounting 1 11 1 Din Rail Mounting There are three new DIN rail models available Each 1s made of stainless steel which is stronger than those made of aluminum There is a screw at one end and a ring terminal 15 included so that it can be easily connected to the earth ground The three new DIN rail models are as follows Partnumber Max number of modules Dimensions DRS 360 6 360mm x 35mm to earth ground tM Series DIO User Manual Rev Al 3 7PH 013 A13 33 Partnumber Max number of modules Dimensions DRS 240 4 240mm x 35mm to earth ground Part number Max number of modules Dimensions DRS 125 2 125mm
39. PH 013 A13 135 A 3 Frame Ground Electronic circuits are constantly vulnerable to Electro Static Discharge ESD which become worse in a continental climate area The tM modules feature a new design for the frame ground which provides a path for bypassing ESD allowing enhanced static protection ESD capability and ensures that the module is more reliable Connect the frame ground terminal to a wire DIN rail and connect the wire DIN rail to the earth ground will provide a better protection for the module 136 tM Series DIO User Manual Rev Al 3 7PH 013 A13 A 4 Reset Status The reset status of a module is set when the module is powered on or when the module is reset by the module watchdog It is cleared after the responding of the first AA5 command This can be used to check whether the module had been reset When AA5 command responds that the reset status 1s cleared that means the module has not been reset since the last AA5 command was sent When the AA5 command responds that the reset status is set and it 1s not the first time AA5 command is sent it means the module has been reset and the digital output value had been changed to the power on value tM Series DIO User Manual Rev Al 3 7PH 013 A13 137 A 5 Safe Value and Power on Value of Digital Output Besides setting by the set digital output commands the digital outputs can be set under two other conditions When the host watchdog is enabled and a host watc
40. R Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF E 1 the host watchdog is enabled 0 the host watchdog is disabled VV Two hexadecimal digits to represent the timeout value in tenths of a second for example 01 denotes 0 1 seconds and FF denotes 25 5 seconds There will be no response if the command syntax 1 incorrect there is a communication error or there is no module with the specified address 88 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 012 Response 011FF Reads the host watchdog timeout value of module 01 and returns FF which denotes that the host watchdog is enabled and the host watchdog timeout value is 25 5 seconds Related Commands Section 2 24 Section 2 25 Section 2 26 Section 2 28 AA3EVV Section 2 29 AA4V Section 2 30 5 Related Topics Section A 2 Dual Watchdog Operation tM Series DIO User Manual Rev Al 3 7PH 013 A13 89 2 28 AA3EVV Description Enables disables the host watchdog and sets the host watchdog timeout value of a module Syntax AA3EVV CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 3 Command to set the host watchdog E 1 enable the host watchdog 0 disable the host watchdog VV Two hexadecimal digits to represent the timeout value in tenths of a second for ex
41. User Manual Rev Al 3 7PH 013 A13 35 2 DCON Protocol All communication with tM modules consists of commands generated by the host and responses transmitted by the tM modules Each module has a unique ID number that is used for addressing purposes and is stored in non volatile memory The ID is 01 by default and can be changed using a user command All commands to the modules contain the ID address meaning that only the addressed module will respond The only exception to this is commands Section 2 2 and Section 2 24 which are sent to all modules but in both of these cases the modules do not reply to the command Command Format Leading Module Character Address COMmand CHKSUM CR Response Format Leading Module Character Address Data CHKSUM CHKSUM _ A2 character checksum which is present when CR the checksum setting is enabled See Sections 1 9 Data Format Setting and 2 1 for details End of command character carriage return 0x0D 36 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Checksum Calculation 1 Calculate the ASCII code sum of all the characters in the command response string except for the carriage return character CR 2 The checksum is equal to the sum masked by OFFh Example Command string 012 CR 1 Sum of the string 0 1 2 24h 30h 3 1h 32h B7h 2 Therefore the checksum is B7h and
42. alue up to 65535 OxFFFF N Number of input channels Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x84 02 Exception code 1 Byte Refer to the Modbus standard for more details Supported Modules tM P4C4 Valid starting 9x0000 0x0003 for DI counter value channel tM P8 Valid starting 9x0000 0x0007 for DI counter value channel tM Series DIO User Manual Rev Al 3 7PH 013 A13 109 3 5 05 0x05 Write Single Coils This function code is used to write the digital output value of the tM module Request 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x05 02 03 Output channel 2 Bytes 0x0000 0x001F numbers 0x0107 to clear the latch value 0x0200 0x0220 to clear the DI counter value 04 05 Output value 2 Bytes A value of OxFFO0 sets the output to ON A value of 0x0000 sets it to OFF All other values are illegal and will not affect the coil Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x05 02 03 Output channel 2 Bytes The value is the same as byte 02 and numbers 03 of the Request 04 05 Output value 2 Bytes The value is the same as byte 04 and 05 of the Request Error Response 00 Address 1 Byte 1 247 01 Function code 1 Byte 0x85 02 Exception code 1 Byte Refer to the Modbus standard for
43. ample 01 denotes 0 1 seconds and FF denotes 25 5 seconds Response Valid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address 90 tM Series DIO User Manual Rev A1 3 7PH 013 A13 Examples Command 013164 Response 01 Enables the host watchdog of module 01 and sets the host watchdog timeout value to 10 0 seconds The module returns a valid response Command 012 Response 01164 Reads the host watchdog timeout value of module 01 The module returns 164 which denotes that the host watchdog is enabled and the host watchdog timeout value is 10 0 seconds Related Commands Section 2 24 Section 2 25 Section 2 26 Section 2 27 AA2 Section 2 29 AA4V Section 2 30 5 Related Topics Section A 2 Dual Watchdog Operation Notes When a host watchdog timeout occurs the host watchdog is disabled The AA3EVV command should be sent again to reenable the host watchdog tM Series DIO User Manual Rev Al 3 7PH 013 A13 91 2 29 AAAV Description Reads the power on DO value or the safe DO value of a module Syntax AA4V CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF
44. aracter for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occurred the digital output ports are set to safe value and the digital output value that was sent is ignored tM Series DIO User Manual Rev Al 3 7PH 013 A13 53 There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 01B201 Response gt Sets DO10 to on and the module returns a valid response Related Commands Section 2 3 00 Section 2 4 2A A0A data Section 2 5 AAOB data Section 2 6 ZAATcDD Section 2 7 AAAcDD Section 2 13 AA6 Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes This command is only applicable to the modules with the number of digital output channels larger than eight 54 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 9 AAN Description Reads the digital input counter of channel N Syntax AAN CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF N The channel to be read 0 to F Response Valid Command Data J CHKSUM CR Invalid Command 2AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command An invalid command is returned 1f the specified channel is incorrect Data Five decimal digits representin
45. bits 10 even parity 1 stop bit 11 odd parity 1 stop bit 40488 Modbus response delay time in ms R W valid range 0 30 40489 Host watchdog timeout value 0 255 R W in 0 15 40492 Host watchdog timeout count write 0 R W to clear 10033 Digital input value of channel 0 7 10040 10065 High latched values of DI R 10072 10073 High latched values of DO R 10080 128 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Address Description Attribute 10097 Low latched values of DI R 10104 10105 Low latched values of DO R 10112 00001 Digital output value of channelO 7 R W 00008 00033 Digital input value of channelO 7 00040 00065 High latched values of DI R 00072 00073 High latched values of DO R 00080 00097 Low latched values of DI R 00104 00105 Low latched values of DO R 00112 00129 Safe value of digital output channel 0 R W 00136 7 00161 Power on value of digital output R W 00168 channel0 7 00193 Counter update trigger edge of R W 00200 _ channel0 7 00513 Write 1 to clear counter value of W 00520 channel0 7 00257 JProtocol 0 DCON 1 Modbus RTU R W 00258 0 Modbus 1 Modbus ASCII 00260 Modbus host watchdog mode R W 0 same as I 7000 1 can use AO and DO command to clear host watchdog timeout status 00261 1 enable 0 disable host watchdog R W 00264 Write 1 to clear latched DIO W
46. communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 57 Examples Command 012 Response 01400600 Reads the configuration of module 01 Related Commands Section 2 1 9AANNTTCCFF Related Topics Section 1 9 Configuration Tables 58 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 11 AA4 Description Reads the synchronized data that was retrieved by the last command Syntax 4 A4 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 4 Command to read the synchronized data Response Valid Command S Data CHKSUM CR Invalid Command 7AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF S Status of the synchronized data 1 first read 0 not the first read Data Synchronized data See Section 1 9 for the data format There will be no response if the command syntax is incorrect there 1s a communication error or there 1s no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 59 Examples Command 014 Response 01 Reads the synchronized data for module 01 An invalid command is returned because the command has not been issued in advance Command No response sends the synchronized sampling command Command 014 Response 1000F00 Reads the synchronized data
47. d Related Commands Section 2 11 AA4 42 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 3 SAAO00 Data Description Sets the digital output value of the lower eight channels Syntax AA00 Data CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 00 Command to set the digital output value of the lower eight channels Data A two digit hexadecimal value where bit 0 corresponds to DOO bit 1 corresponds to DOI etc When the bit is 1 it denotes that the digital output channel is on and 0 denotes that the digital output channel is off Response Valid command B CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occurred the digital output channel s are set to safe value and the digital output value that was sent is ignored There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 43 Examples Command 010033 Response gt Sets DOO DOI DO4 and DOS to on and DO2 DO3 DO6 DO7 to off and the module returns a valid response Related Commands Section 2 4 ZAAO0A data Section 2 5 AAOB data Section 2 6 AAIcDD Section 2 7 AAAcDD Section 2 8
48. ddress of the module to be read 00 to FF Response Valid command gt Data CHKSUM CR Invalid command AA CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command or invalid type code AA Address of the responding module 00 to FF Data Status of the digital input output ports a four digit hexadecimal value See Section 1 9 for details There will be no response if the command syntax 1s incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 77 Examples Command 201 Response gt 0 00 Reads the digital input output port status of module 01 and returns OF00h which denotes that RL1 RL2 and RL4 are on and INI IN2 IN3 and IN4 are off Related Commands Section 2 13 AA6 Related Topics Section 1 9 Configuration Tables 78 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 22 OAA Data Description Sets the digital output channels Syntax AA Data CHKSUM CR AA Data Delimiter character Address of the module to be set 00 to FF Data to be written to the digital output channels For the tM P4C4 it is a one digit hexadecimal value For the tM C8 it is a two digit hexadecimal value Bit 0 of the value corresponds to DOO and bit 1 of the value corresponds to etc When the bit is 1 it denotes that the digital output channel is on and 0
49. es Programmable Yes Programmable Safe Value Yes Programmable Yes Programmable Yes Programmable No Digital Output Power Requirements Reverse Polarity Protection Yes Powered from Terminal Block Yes 10 30 VDC Consumption 0 5 W max 0 5 W max 0 8 W max 0 4 W max 14 tM Series DIO User Manual Rev Al 3 7PH 013 A13 PhotoMOS Relay Output Module Module Name tM P3POR3 PhotoMOS Relay Output Output Channels 3 Type PhotoMOS Relay Operating Load Voltage Range 80 V AC peak or DC Continuous Load Current 1 A max Peak Load Current 3 A 1 ms 1 shot Output Off State Leakage Current 1 uA Operate Time 5 ms max Release Time 0 5 ms max Electrical Endurance Power on Value Long Life and No Spike Yes Programmable Safe Value Yes Programmable Digital Input Counter Input Channels 3 Type Wet Contact Sink Source On Voltage Level 3 5 50 VDC Off Voltage Level 1 VDC max Input Impedance 10 KQ 0 66 W Channels 3 Max Count 65535 16 bit Counters Max Input Frequency 100 Hz Min Pulse Width 5ms Over voltage Protection 70 VDC Power Requirements Reverse Polarity Protection Yes Powered from Terminal Block Yes 10 30 VDC Consumption 0 4 W max tM Series DIO User Manual Rev Al 3 7PH 013 A13 15
50. g the digital input counter data of the specified channel 00000 to 65535 AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there 1s a communication error or there 1s no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 55 Examples Command 032 Response 0300103 Reads data from channel 2 of module 03 and the returned counter value is 103 Command 029 Response 02 Reads data from channel 9 of module 02 An error is returned because channel 9 1s invalid Related Commands Section 2 15 SAACN Notes This command is only applicable to the module with digital inputs 56 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 10 AA2 Description Reads the module configuration Syntax AA2 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 2 Command to read the module configuration Response Valid Command AATTCCFF CHKSUM CR Invalid Command PAA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF TT Type code of the module should be 40 for DIO module CC Baud Rate code of the module see Section 1 9 for details FF Checksum and counter update direction settings of the module see Section 1 9 for details There will be no response if the command syntax is incorrect there is a
51. hanges the Baud Rate of module 01 to 115200bps and the module is in INIT mode The module returns a valid response 40 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Related Commands Section 2 10 AA2 Related Topics Section 1 9 Configuration Tables Section A 1 INIT pin Operation Notes Changes to the address and counter update direction settings take effect immediately after a valid command is received Changes to the Baud Rate and checksum settings take effect on the next power on reset tM Series DIO User Manual Rev Al 3 7PH 013 A13 41 2 2 1 Description When the command is received it will allow all modules to read data and will store the data for later retrieval Syntax 4 CHKSUM CR i Delimiter character oe Synchronized sampling command Response There is no response with this command To access the data another command AA4 must be sent see Section 2 11 for details Examples Command No response Sends the synchronized sampling command Command 014 Response 10F0000 Sends a command to read the synchronized data The status byte of the response is 1 which means that it is the first time the synchronized data has been read after the previous command Command 014 Response 00F0000 Sends a command to read the synchronized data The status byte of the response is 0 which means that it is NOT the first time the synchronized data has been read after the previous comman
52. haracter AA Address of the module to be read 00 to FF D Command to read the miscellaneous settings Response Valid Command AAT CHKSUM CR Invalid Command 7AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF VV Two hexadecimal digits that represent the miscellaneous settings as follows 7 6 5 4 3 2 1 Reserved OA IA Key Description OA active state 0 output value 1 for relay active output value 0 for relay inactive 1 output value 0 for relay active output value 1 for relay inactive IA DI active state input value O for high voltage input value 1 for high voltage 0 input value 1 for non signal or the low voltage 1 input value 0 for non signal or the low voltage 96 tM Series DIO User Manual Rev Al 3 7PH 013 A13 There will be no response if the command syntax is incorrect there 1s a communication error or there 1s no module with the specified address Examples Command 01D Response 0101 Reads the miscellaneous settings of module 01 and returns 01 Related Commands Section 2 32 AADVV tM Series DIO User Manual Rev Al 3 7PH 013 A13 97 2 32 AADVV Description Sets the miscellaneous settings of a module Syntax AADVV CHKSUM CR AA D VV 98 Delimiter character Address of the module to be set 00 to FF Com
53. hdog timeout occurs the safe value is loaded into the digital output ports The set digital output commands have no effect on the digital output ports until the host watchdog timeout status is cleared The host watchdog timeout status is saved in the EEPROM The status is not changed even after power on reset It can be cleared only by the reset host watchdog timeout status command AA1 See Section A 2 for host watchdog details When the module is powered on and the host watchdog timeout status is cleared the power on value is loaded into the digital output ports If the host watchdog timeout status is not cleared on power on then the safe value is loaded into the digital output ports Both the safe value and power on value are set by the AA5V command Refer to Section 2 30 for details 138 tM Series DIO User Manual Rev Al 3 7PH 013 A13 A 6 Latched Digital Input The tM modules provide commands to read the latched high digital input and latched low digital input status Following is an example to show the usefulness of the latched digital input When we want to read the key stroke of a key switch connected to the digital input channel of a module the input signal of the key stroke is a pulse signal as shown in the following figure A B C If we just use the read digital input status command to read the signal and we cannot send the command during the B period due to some reasons then we will lose the key stroke informati
54. he command syntax 15 incorrect there 1s a communication error or there 1s no module with the specified address 102 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 01RD06 Response 01 Sets the response delay time value to 6ms The module returns a valid response Command 01 RD Response 0106 Reads the response delay time value of module 01 The module returns 06 which denotes that the response delay time value is 6ms Related Commands Section 2 33 AARD tM Series DIO User Manual Rev Al 3 7PH 013 A13 103 3 Modbus RTU Protocol The Modbus protocol is developed by Modicon Inc originally developed for Modicon controllers Detailed information can be found at http www modicon com techpubs toc7 html You can also visit http www modbus org to find more valuable information tM series modules support the Modbus RTU protocol The communication Baud Rates range from 1200bps to 115200bps The following Modbus functions are supported Function code Description Section 01 0x01 Read coils 3 1 02 0 02 Read discrete inputs 3 2 03 0x03 Read multiple registers 3 3 04 0x04 Read multiple input registers 3 4 05 0x05 Write single coil 3 5 15 0x0F Write multiple coils 3 6 70 0x46 Read write module settings 3 7 If the function specified in the message is not supported then the module responds as follows Error Response 00 Address 1 Byte to 2
55. l Rev Al 3 7PH 013 A13 1 3 2 System Specifications Communication Interface RS 485 Format N 8 1 N 8 2 O 8 1 E 8 1 Baud Rate 1200 115200 bps Protocol DCON Modbus RTU Modbus ASCII Dual Watchdog Yes Module 2 3 seconds Communication Programmable LED Indicators Power 1 LED as Power Indicator Isolation Intra module Isolation Field to logic 3750 VDC EMS Protection ESD IEC 61000 4 2 4 kV contact for each terminal 8 kV air for random point EFT IEC 61000 4 4 4 kV for power Mechanical Dimensions W x L x H 52 mm x 27 mm x 98 mm Installation DIN Rail Mounting Environment Operating Temperature 25 75 Storage Temperature 30 75 Humidity 10 95 RH non condensing tM Series DIO User Manual Rev Al 3 7PH 013 A13 17 1 4 Block Diagrams 1 4 1 Block Diagram for the tM C8 DO PWR DOO lt Embedded Controller DATA 006 DATA pn Vs DO7 GND DO GND Frame Ground DI COM DIO Embedded Controller DATA DI6 DATA Vs GND DI7 Frame Ground 18 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 4 3 Block Diagram for the tM P4A4 DO GND DI COM EEPROM DIO Embedded Controller DI3 DO PWR DATA 1 DOO DATA Vs GND DO2 Frame Ground DO PWR DI COM DIO Embedded Controller DI3 DATA Interface
56. lid command AA CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax 1s incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 81 Examples Command 0107050N Response 01 Sets the name of module 01 to be 7050N and returns a valid response Command 01M Response 017050N Reads the name of module 01 and returns the name 7050N Related Commands Section 2 18 AAM 82 tM Series DIO User Manual Rev A1 3 7PH 013 A13 2 24 Description Informs all modules that the host is OK Syntax CHKSUM CR Delimiter character mu Host OK command Response No response Examples Command No response Sends a Host OK command to all modules Related Commands Section 2 25 AAO Section 2 26 Section 2 27 AA2 Section 2 28 AA3EVV Section 2 29 AA4V Section 2 30 5 Related Topics Section A 2 Dual Watchdog Operation tM Series DIO User Manual Rev Al 3 7PH 013 A13 83 2 25 Description Reads the host watchdog status of a module Syntax AA0 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 0 Command to read the module status Response Valid command AASS
57. mand to set the miscellaneous settings Two hexadecimal digits that represent the miscellaneous settings as follows 7 6 4 3 2 1 Reserved OA Key Description OA DO active state 0 output value 1 for relay active output value 0 for relay inactive 1 output value 0 for relay active output value 1 for relay inactive IA DI active state 0 input value 1 for non signal or the low voltage input value O for high voltage 1 input value 0 for non signal or the low voltage input value 1 for high voltage tM Series DIO User Manual Rev Al 3 7PH 013 A13 Response Valid Command AA CHKSUM CR Invalid Command 2AA CHKSUM CR Delimiter character for a valid command 7 Delimiter character for an invalid command AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 01D01 Response 01 Sets the miscellaneous settings of module 01 to 01 and returns a valid response Related Commands Section 2 31 AAD tM Series DIO User Manual Rev A1 3 7PH 013 A13 99 2 33 AARD Description Reads the response delay time value of a module Syntax AARD CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF RD Command to read the response delay time value Response Valid command AAVV CHKSUM
58. more details 110 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Supported Modules tM P4C4 0x0000 0x0003 for DO output Valid output 0x0107 to clear the DIO latch value If setting this channel channel to ON the latch value will become 0 tM C8 0x0200 0x0203 to clear the DI counter value 0x0000 0x 0007 for DO output Valid output 0x0107 to clear the DIO latch value If setting this channel channel to ON the latch value will become 0 0x0200 0x0207 to clear the DI counter value tM P8 Valid 0x0107 to clear the DI latch value If setting this channel to ON the latch value will become 0 0x0200 0x0207 to clear the DI counter value tM Series DIO User Manual Rev Al 3 7PH 013 A13 111 3 6 15 OxOF Write Multiple Coils This function code is used to write the digital output value of the tM module Request 00 Address 1 Byte 1 247 01 Function code 1 Byte 0xOF 02 03 Starting channel 2 Bytes 0x0000 0x001F for DO output numbers 0x0200 0x0220 to clear the DI count value 04 05 Output channel 2 Bytes nahr 0x0001 0x0020 06 Byte count 1 Byte 07 Output value 1 Byte A bit corresponds to a channel When the bit is 1 it denotes that the value of the channel that was set is ON If the bit 15 0 it denotes that the value of the channel that was set is OFF
59. ommunication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 47 Examples Command 010B33 Response gt Sets DOS DO9 DO12 and DO13 to on and DO10 DO11 DO14 DOI5 to off and the module returns a valid response Related Commands Section 2 3 ZAAQ00 data Section 2 4 2A A0A data Section 2 6 AAIcDD Section 2 7 AAAcDD Section 2 8 AABcDD Section 2 13 Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes This command is only applicable to the modules with the number of digital output channels larger than eight 48 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 6 AA1cDD Description Sets a single digital output channel of the lower eight channels Syntax A A1cDD CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF 1 Command to set a single digital output channel of the lower eight channels C Specifies the digital output channel to be set 0 to 7 DD 00 set the digital output channel to off 01 set the digital output channel to on Response Valid command gt CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occurred the digital output ports are set to safe value and the digital output
60. on However with the read latched digital input command we can still get the key stroke information even we are not able to send command in B period For details of the read latched digital input command please refer to Sections 2 17 and 3 1 tM Series DIO User Manual Rev Al 3 7PH 013 A13 139 A 7 DN Module The DN modules are the I O extension of the tM modules They can drive more power and heavy load User may use tM modules to control the DN modules to drive the loads 140 tM Series DIO User Manual Rev Al 3 7PH 013 A13 A 7 1 DN SSR4 Output Channel 4 solid state relay contact Output Specifications Type Zero cross AC solid state relay output Rated Load 200 to 240 VAC Voltage Rated Load 4 Aus Current surge Current SOA Max Off State 5 0 mA Leakage Current Operate Time 1 2 cycle of voltage sine wave ms Input Impedance 1 5K Ohms Power Input 24 VDC DIN Rail Mounted tM Series DIO User Manual Rev Al 3 7PH 013 A13 141 A 7 2 DN PR4 Output Channel 4 relay contact Output Specifications Type 1 Form C relay contact Nominal Load SA 250VAC 5A 30VDC Max Switching Power 1250 VA Max Switching Voltage 250 VAC 150 VDC Max Switching Current 5 A Mechanical Life 10 x 10 operations min Operate Release Time 10 ms 5 ms Dielectric Strength 2000 VAC 1 minute Nominal Coil Power 360 mW Power Input 24 V
61. on and DO2 DO3 DO6 DO7 to off and the module returns a valid response Related Commands Section 2 3 AA00 data Section 2 5 2A AO0B data Section 2 6 AAIcDD Section 2 7 AAAcDD Section 2 8 AABcDD Section 2 13 AA6 Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes 1 This command is only applicable to the modules with digital output channels 2 This command is the same as the ZAAO00 Data command 46 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 5 FEAAOB Data Description Sets the digital output value of the upper eight channels Syntax A AOB Data CHKSUM CR 5 Delimiter character AA Address of the module to be set 00 to FF 0B Command to set the digital output value of the upper eight channels Data A two digit hexadecimal value where bit 0 corresponds to DOS bit 1 corresponds to DOSY etc When the bit is 1 it denotes that the digital output channel is on and 0 denotes that the digital output channel is off Response Valid command B CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter character for a valid command Delimiter character for an invalid command Delimiter character for an ignored command A host watchdog timeout has occurred the digital output ports are set to safe value and the digital output value that was sent is ignored There will be no response if the command syntax is incorrect there is a c
62. ponse shows that it is the first time 5 command has been sent since the module was powered on Command 015 Response 010 Reads the reset status of module 01 The response shows that there has been no module reset since the last AA5 command was sent Related Topics Section A 4 Reset Status 62 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 13 AA6 Description Reads the status of the digital input output channels Syntax AA6 CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF 6 Command to read the digital input output channels Response Valid command Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data Status of the digital input output channels a four digit hexadecimal value followed by 00 See Section 1 9 for details There will be no response if the command syntax 15 incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 63 Examples Command 016 Response 0F0000 Reads the digital input output channel status of module 01 and returns OF0000h which denotes that RL1 RL2 and RLA are on and INI IN2 and INA are off Related Commands Section 2 21 AA Related Topics Section 1 9 Configuration Tables 64 t
63. ption Clears the digital input counter of channel N Syntax AACN CHKSUM J CR Delimiter character AA Address of the module to be cleared 00 to FF C Command to clear the digital input counter N The channel to be cleared 0 to F Response Valid Command AA CHKSUM CR Invalid Command 2AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command An invalid command is returned if the specified channel is incorrect AA Address of the responding module 00 to FF There will be no response if the command syntax 1s incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 67 Examples Command 032 Response 0300103 Reads counter data from channel 2 of module 03 and the returned counter value is 103 Command 03C2 Response 03 Clears the counter value of channel 2 of module 03 and returns a valid response Command 032 Response 0300000 Reads counter data from channel 2 of module 03 and the returned counter value is 3 Related Commands Section 2 9 AAN Notes This command is only applicable to the module with digital inputs 68 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 16 AAF Description Reads the firmware version of a module Syntax SAAF CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF F Command to read the firmwa
64. re version Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data Firmware version string of the module There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address Examples Command 01F Response 01A2 0 Reads the firmware version of module 01 and shows that it is version A2 0 Command 02F Response 02B1 1 Reads the firmware version of module 02 and shows that it is version B1 1 tM Series DIO User Manual Rev Al 3 7PH 013 A13 69 2 17 AALS Description Reads the status of the latched digital input channels Syntax SAALS CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF L Command to read the latched status S 0 read the low latched status 1 read the high latched status Response Valid command Data CHKSUM CR Invalid command AA CHKSUM Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Data Status of the latched digital input channels a four digit hexadecimal value followed by 00 See Section 1 9 for details There will be no response if the command syntax 1 incorrect there 1s a communication error or there 1s no module
65. rred the digital output ports are set to safe value and the digital output value that was sent is ignored There will be no response if the command syntax 15 incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 51 Examples Command 01A201 Response gt Sets DO2 to on and the module returns a valid response Related Commands Section 2 3 00 Section 2 4 2A A0A data Section 2 5 HA AOB data Section 2 6 ZAATcDD Section 2 8 AABcDD Section 2 13 Section 2 21 AA Related Topics Section 1 10 DIO Active States Notes 1 This command is only applicable to the modules with digital output channels 2 This command is the same as the 1 command 52 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 8 AABcDD Description Sets a single digital output channel of the upper eight channels Syntax AABcDD CHKSUM CR Delimiter character AA Address of the module to be set 00 to FF B Command to set a single digital output channel of the upper eight channels C Specifies the digital output channel to be set 0 to 7 where 0 stands for channel 8 1 stands for channel 9 etc DD 00 set the digital output channel to off 01 set the digital output channel to on Response Valid command gt CHKSUM CR Invalid command CHKSUM CR Ignored command CHKSUM CR gt Delimiter ch
66. so CHKSUM B7 3 The command string with the checksum 012B7 CR Response string 01200600 CR 1 Sum of the string Os i 21h 30h 3 1h 32h 30h 30h 36h 30h 30h 1AAh 2 Therefore the checksum 1s AAh and so CHKSUM AA 3 The response string with the checksum 01200600 Note All characters should be in upper case tM Series DIO User Manual Rev Al 3 7PH 013 A13 37 General Command Sets Command Response Description ecti Sets the Module Configuration gt d Q O e ele NTO fs 5 N Ni nea a Nf E Reads the Digital I O Status i Dus Reads the communication protocol 2 19 Bm 77 Command Response Description Section NTN fe WEN N 4 AACN AA N 1 N oN AALS N N 21 2 1 es amp AA3EVV Sets the Timeout Settings AA Data Reads the PowerOn Safe Value Sets the PowerOn Safe Value 38 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 1 AANNTTCCFF Description Sets the configuration of a module Syntax AANNTTCCFF CHKSUM TT CC FF Delimiter character Address of the module to be configured in hexadecimal format 00 to FF New address of the module in hexadecimal format 00 to FF Type code should be 40 for DIO module
67. stem then execute the DCON Utility to determine whether the module can be found The DCON Utility can be downloaded from the ICP DAS website http www icpdas com The Utility documentation can be found in the Getting Started For 1 7000 Series Modules manual Set the module to INIT mode and communicate with the module using the following settings address 00 Baud Rate 9600bps and no checksum See Section A 1 for details tM Series DIO User Manual Rev Al 3 7PH 013 A13 A Appendix A 1 INIT Mode Each tM module has a built in EEPROM to store configuration information such as module address type code Baud Rate etc Occasionally the configuration of a module may be forgotten and there are no visual indications of the configuration of the module It is difficult to communicate with the module when the configuration of the module is unknown To help avoid this problem the tM series has a special mode called INIT mode When the module is powered on in INIT mode the configuration of the module is reset as follows allowing it to be operated as normal Address 00 Baud Rate 9600 bps No checksum Protocol DCON mi ud The configuration information stored in the EEPROM is not changed and can be read by sending the 002 CR command at 9600bps There are commands that require the module to be in INIT mode They are 1 when changing the Baud Rate and checksum settings See Section
68. tM Series DIO User Manual Warranty All products manufactured by ICP DAS are under warranty regarding defective materials for a period of one year from the date of delivery to the original purchaser Warning ICP DAS assumes no liability for damages resulting from the use of this product ICP DAS reserves the right to change this manual at any time without notification The information furnished by ICP DAS 1 believed to be accurate and reliable However no responsibility is assumed by ICP DAS for its use or for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 2012 ICP DAS All rights reserved Trademark The names used for identification only may be registered trademarks of their respective companies Date 2012 05 14 tM Series DIO User Manual Rev Al 3 7PH 013 A13 1 Table of Contents 1 Introduction uo aeuo ta bte otra S i Dott e petet 1 2 Terminal Assignment 1 3 Specifications stai DEA ive CAM predia das us 1 3 1 VO Speci Cations eo acu peteret ern detenta eie detenta 1 3 2 System Specifications VA Block Dia trans uude 1 4 1 Block Diagram for the 8 1 4 2 Block Diagram for the 8 1 4 3 Block Diagram for the 4 4 1 4 4 Block Diagram for the 4
69. tP4C4 Related Commands Section 2 23 AAO Name 72 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 19 AAP Description Reads the communication protocol information Syntax SAAP CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF P Command to read the communication protocol Response Valid Response AASC CHKSUM J CR Invalid Response 2AA CHKSUM CR Delimiter character for a valid response Delimiter character for an invalid response AA Address of the responding module 00 to FF S The protocols supported by the module 0 only DCON protocol is supported 1 both the DCON and Modbus RTU protocols are supported 3 all of the DCON and Modbus RTU ASCII protocols are supported C The current protocol that is saved in the EEPROM that will be used at the next power on reset 0 the protocol set in the EEPROM is DCON 1 the protocol set in the EEPROM is Modbus RTU 3 the protocol set in the EEPROM is Modbus ASCII There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 73 Examples Command 01P Response 0110 Reads the communication protocol of module 01 and returns a response of 10 meaning that it supports both the DCON and Modbus RTU protocols and the protocol that will be used at the next power on reset is DCON Related Commands Sec
70. tion 2 20 SAAPN 74 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 20 AAPN Description Sets the communication protocol Syntax SAAPN CHKSUM Delimiter character AA Address of the module to be read 00 to FF P Command to set the communication protocol N 0 DCON protocol 1 Modbus RTU protocol 3 Modbus ASCII protocol Before using this command the rear slide switch must be in the INIT position The new protocol is saved in the EEPROM and will be effective after the next power on reset Response Valid Response AASC CHKSUM J CR Invalid Response 2AA CHKSUM CR Delimiter character for a valid response Delimiter character for an invalid response AA Address of the responding module 00 to FF There will be no response if the command syntax is incorrect there is a communication error or there is no module with the specified address tM Series DIO User Manual Rev Al 3 7PH 013 A13 75 Examples Command 01P1 Response 01 Sets the communication protocol of module 01 to Modbus RTU and returns an invalid response because the module is not in INIT mode Command 01P1 Response 01 Sets the communication protocol of module 01 to Modbus RTU and returns a valid response Related Commands Section 2 19 SAAP 76 tM Series DIO User Manual Rev Al 3 7PH 013 A13 2 21 AA Description Reads the status of the digital input output ports Syntax AA CHKSUM CR Delimiter character AA A
71. with the specified address 70 tM Series DIO User Manual Rev Al 3 7PH 013 A13 Examples Command 01L0 Response 01 FFFF00 Sends the command to read the status of the low latched digital input channels of module 01 and returns FFFF Command 01C Response 01 Sends the command to clear the status of the latched digital input channels of module 01 and returns a valid response Command 01L0 Response 01000000 Sends the command to read the status of the low latched digital input channels of module 01 and returns 0000 Related Commands Section 2 14 SAAC Related Topics Section 1 9 Configuration Tables Notes This command is only applicable to the modules with digital input channels tM Series DIO User Manual Rev Al 3 7PH 013 A13 71 2 18 AAM Description Reads the name of a module Syntax AAM CHKSUM CR Delimiter character AA Address of the module to be read 00 to FF M Command to read the module name Response Valid command AA Data CHKSUM CR Invalid command AA CHKSUM CR Delimiter character for a valid command Delimiter character for an invalid command AA Address of the responding module 00 to FF Name Name string of the module There will be no response if the command syntax 1s incorrect there is a communication error or there is no module with the specified address Examples Command 01M Response 01tP4C4 Reads the module name of module 01 and returns the name

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