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Brand Name : CWT
Model Number : CWT-MB
Place of Origin : China
MOQ : 1
Price : Western Union, L/C, T/T
Supply Ability : Western Union, L/C, T/T
Packaging Details : standard package
CPU : 32-bit ATMEL ARM, 72MHZ
OS : GCOS,10ms scheduling mechanism
Power : 7-35VDC @2W, power supply reverse protection, isolation design
Installation : DIN rail mounting or screw fixing
Working Environment : -40℃~85℃,5%~95%RH(non-condensing)
Protection : IP20
IO : DI, DO, AI, PT100
SCADA RS485 Ethernet Modbus RTU IO Module For Remote Data Acquisition
CWT-MB series Modbus IO module series with multi-channel DI/DO/AI/PT100 input. This module is designed for the whole industry, power supply, signal inputs and outputs, RS232 and RS485 interface(option Ethernet), interference protection designed to ensure data accuracy and reliability. RS485 communication interface performs MODBUS RTUprotocol, can be directly connected with the various types of PLC, DCS system, operator panel and a variety of configuration software.
System parameters
CPU | 32-bit ATMEL ARM, 72MHZ |
OS | GCOS,10ms scheduling mechanism |
Power | 7-35VDC @2W, power supply reverse protection, isolation design |
Installation | DIN rail mounting or screw fixing |
Working Environment | -40℃~85℃,5%~95%RH(non-condensing) |
Protection | IP20 |
Watchdog | 1.5m guard |
Series port parameters
Port type | 1RS485 & 1RS232 |
Protection | DCDC isolation design, 2500V lightning protection, ESD, overvoltage, overcurrent protection |
Baud rate | 1200~115200,default 9600 |
Parity | Even, Odd, None |
start bit | 1 bit |
data bits | 8 bit |
Stopbits | 1,2bits |
Protocol | MODBUS RTU |
default | 9600.N.8.1,slave id is 1 |
Analog input
Input type | 4~20mA<default>,option: 0~20mA/0~5/1~5/0~10V |
Precision | 0.1%,16 bit |
Refresh rate | 0.01m |
Digital input
ON signal level | 5-30VDC,6mA@24VDC |
OFF signal level | 0-3VDC |
Protection | optocoupler isolation, 2500V lightning protection, overvoltage, overcurrent protection |
sample rate | 0.01m |
Digital output
Output type | normal open relay or Transistor output |
Isolation | optocoupler isolation& relay isolation |
Resistive load | 5A/250VAC, 5A/30VDC |
Response time | ≤0.01s |
PT100 Input
Input type | PT100 |
Precision | 0.1℃ |
Measure range | -200℃ to 320℃ |
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GCOS PT100 Modbus RTU IO Module For Remote Data Acquisition Relay Isolation Images |