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Overview

This user manual lists the pin assignment tables of the HMI models as an additional reference in Device (PLC) Connection Guide for users to see how to connect their HMI with devices (PLC).

Basic HMI Series

HMI5040B Models

COM1 [RS232] / COM1 [RS485], COM3 [RS485], 9 Pin, Male, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM1 [RS232]COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6TxD
7Data-
8Data+
9RxD

HMI5070B Models

COM1 [RS232], COM2 [RS485] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
1Rx-Data-
2Rx+Data+
3Tx-
4Tx+
5GND
6TxD
7RTS
8CTS
9RxD

HMI5100B Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
7RTSTxD
8CTSRxD
9GND

COM2 [RS485], COM3 [RS485] 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7
8
9Data+

Advanced HMI5000L Series

HMI5043L, HMI5043LB, HMI5043DL Models

COM1 [RS232], COM1 [RS485], COM3 [RS485], 9 Pin, Male, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM1 [RS232]COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6TxD
7Data-
8Data+
9RxD

HMI5070L, HMI5070LB, HMI5100L Models

COM1 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTS
8CTS
9

COM1 [RS485], COM3 [RS485], 9 Pin, Female, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6
7Data-
8Data+
9GND

HMI5070NLv2, HMI5071L Models

COM1 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTS
8CTS
9

COM2 [RS485], COM3 [RS485], 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7
8
9Data+

HMI5070DL Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9GND

COM2 [RS485], COM3 [RS485] 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7
8
9Data+

HMI5102L, HMI5103L Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9GND

COM1 [RS485], COM2 [RS485]. COM3 [RS485] 9 Pin, Female, D-sub

PIN#COM1 [RS485]COM2 [RS485]
2 wire
COM2 [RS485]
4 wire
COM3 [RS485]
2 wire
COM3 [RS485]
4 wire
1Data-Rx-
2Data+Rx+
3Tx-
4TX+
5GND
6Data-Rx-
7Data-Tx-
8Data+TX+
9Data+Rx+

Advanced HMI5000P Series

HMI5070P, HMI5121P, HMI5150P Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GNDGND
6
7RTSTxD
8CTSRxD
9

COM1 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

Advanced HMI5000XL Series

HMI5097NXL Models

COM1 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTS
8CTS
9

COM2 [RS485], COM3 [RS485] 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7
8
9Data+

HMI5097XL Models

COM1 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTS
8CTS
9

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

HMI5097DXL Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GNDGND
6
7RTSTxD
8CTSRxD
9

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

HMI5121XL, HMI5150XL Models

COM1 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTS
8CTS
9

COM1 [RS485], COM3 [RS485] 9 Pin, Female, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6
7Data-
8Data+
9GND

RMI Series

RMI5001 Models

COM1 [RS232], COM2 [RS485], COM3 [RS485] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM2 [RS485]
2 wire
COM2 [RS485]
4 wire
COM3 [RS485]
1Data+
2RxD
3TxD
4Data-
5GND
6Data+Rx+
7Data-Rx-
8TX+
9Tx-

cMT Series

cMT3071, cMT3072, cMT3090, cMT3103 Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

cMT3151 Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

cMT-SVR-100, cMT-SVR-100 (V2), cMT-SVR-200, cMT-SVR-200 (V2), cMT-HDMI, cMT-FHD Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

cMT X Series

cMT3072X, cMT3072X2, cMT3072X2 (V2), cMT3072XH, cMT3072XH2, cMT3072XH2 (V2), cMT3072XHT, cMT3072XHT (V2), cMT3072XP, cMT3072XP (V2), cMT3092X, cMT3092X (V2), cMT3102X, cMT3102X (V2), cMT3102X (R), cMT3108XH, cMT3108XP, cMT3218XP Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9GND

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

cMT2078X, cMT2078X (V2), cMT2102X, cMT2108X, cMT2108X2, cMT2108X2 (V2), cMT2128X, cMT3072XH3 Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9GND

COM2 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

cMT3152X, cMT3152X (V2), cMT3162X, cMT3162X (V2) Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9GND

COM1 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM3 [RS485]CAN Bus
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7CAN_L
8CAN_H
9Data+

cMT2158X, cMT2158X (V2), cMT2166X, cMT2168X, cMT3161X Models

COM1 [RS232], COM3 [RS232] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM3 [RS232]
1
2RxD
3TxD
4
5GND
6
7RTSTxD
8CTSRxD
9GND

COM1 [RS485], COM3 [RS485], CAN Bus, 9 Pin, Female, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6Data-
7
8
9Data+

cMT2058XH Models

COM1 [RS232], COM1 [RS485], COM3 [RS485], 9 Pin, Male, D-sub

PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM1 [RS232]COM3 [RS485]
1Rx-Data-
2Rx+Data+
3Tx-
4TX+
5GND
6TxD
7Data-
8Data+
9RxD

cMT-SVRX-820, cMT-FHDX-220, cMT-FHDX-820 Models

COM1 [RS232], COM2 [RS485], COM3 [RS485] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM2 [RS485]
2 wire
COM2 [RS485]
4 wire
COM3 [RS485]
1Data+
2RxD
3TxD
4Data-
5GND
6Data+Rx+
7Data-Rx-
8TX+
9Tx-

IIoT Gateway Series

cMT-G01, cMT-G01X, cMT-G02, cMT-G02X, cMT-CTRL01 Models

COM1 [RS232], COM2 [RS485], COM3 [RS485] 9 Pin, Male, D-sub

PIN#COM1 [RS232]COM2 [RS485]
2 wire
COM2 [RS485]
4 wire
COM3 [RS485]
1Data+
2RxD
3TxD
4Data-
5GND
6Data+Rx+
7Data-Rx-
8TX+
9Tx-

cMT-G03 Models

COM1 [RS232 ; RS-485], COM2 [RS232 ; RS-485]

Front View of the cMT-G03 16-pin Serial port connector
PIN#COM1 [RS232]COM2 [RS232]PIN#COM1 [RS485]
4 wire
COM1 [RS485]
2 wire
COM2 [RS485]
4 wire
COM2 [RS485]
2 wire
1RxD12Rx1-Data1-
3TxD14Rx1+Data1+
5FG6Tx1-
7GND8Tx1+
9RxD210Rx2-Data2-
11TxD212Rx2+Data2+
13FG14Tx2-
15GND16Tx2+