MWG1 Remote Input Output Module

MWG1 Remote Input Output Module is a full isolation communication and control model with rugged construction, DIN rail mounting design, not only it support standard Modbus RTU, Modbus TCP protocols, but combine with M series vary I/O modelsto constitute many applications including: remote monitoring, distributed control, and SCADAwithstand harsh industrial environments.


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  • 1-channel Temperature/mV/Ohm Input, 1 ch. Current Output
  • 4-way isolation eliminates potential ground loops between power, Inputand network circuitry
  • The input signal type & measurement range can be programmed setting by ZPconfig software  through USB adaptor
  •  Hot Swappable
  •  Low Power Loss, Low Temperature Drift, Auto Zero Calibration
  • Terminal Block & Rail bus  redundant power
  • Standard Modbus RTU protocol with high-speed RS-485 communication (up to 115K bps)
  • Combine with MWG1 to constitute a remote I/O DAS support both of MODBUS RTU and MODBUS TCP protocols



◆ RS485 (Master) :

Protocol: Modbus RTU,ZPBUS

Support up to  31 I/O models

Data Format: 1 Start Bit. 8 Data Parity.1 Stop Bit

Analog Input Channels:            MAX 60

Discrete Input Channels:          MAX 60

Analog  Output Channels:        MAX 60

Discrete Output Channels:       MAX 60

◆   RS485 (Slave)

Protocol: Modbus RTU

Address ID range: 1~254

Data Format: 1 Start Bit. 8 Data Parity.1 Stop Bit

◆   RJ45 (10BaseT/100Base TX)

Protocol: Modbus TCP, TCP/IP, http

Modbus TCP(client):6 connections

http (client) : 2 connections

◆   Power Supply:24VDC±10% or AC

◆    A/D resolution:24 bit

◆   4-way isolation between RS485(master)/RS485(slave) /RJ45/Power Supply:≥1500VAV/1min

◆   4-way isolation resistance:≥100Mohm/500V

◆    Operation Temperature:-10~70°C

◆    Storage Temperature:-40~85°C

◆    Relative Humidity:5-95% non-condensing

◆    EMC:EN1326: 1997+A1:1998+A2:2001+A3:2003

◆    Power Loss: 1.2 W

◆    Weight: 95g