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UN 341-1CH02-0AE0


CP341 communication modules communicate for serial data with high speed and high performance via point-to-point link, 

easing the communication burden of CPU. It can be used for SIMANTIC S7-300 and ET200M and supports ASCⅡ and MODBUS master-slave station protocols.  

Power supply From rear panel 5V, no external power
Current consumption, Max. 150mA
Power loss, typical value 0.65W
Power loss, Max. 0.75W
No. of ports 1
Interface type RS 485/RS 422
Communication protocol ASCII
MODBUS RTU
Communication speed 0.3(Min.);0.6;1.2;2.4;4.8;9.6;19.2;38.4;57.6;76.8 and 115.2(Max.)k bit/s
Communication frame format data length: 7-8 bits
stop bit: 1-2 bits
Vertification mode: odd-even check, no vertification
Maximum packet length ASCII: 2048 byte
MODBUS RTU: with the standard for MODBUS
Dimensions (W * D * H) 40×125×120  mm
UN300 Series Digital Expansion Modules
1 SM321 16DI,DC 24V UN 321-1BH02-0AA0
2 SM321 16DI,AC 230V UN 321-1FH02-0AA0
3 SM321 32DI,DC 24V UN 321-1BL00-0AA0
4 SM322 8DO,DC 24V 2A UN 322-1BF01-0AA0
5 SM322 16DO,DC 24V 0.5A UN 322-1BH01-0AA0
6 SM322 16DO,Relay,DC 24V 2A UN 322-1HH01-0AA0
7 SM322 32DO,DC 24V 0.5A UN 322-1BL00-0AA0
8 SM322 16DI/16DO 24VDC/24VDC 0.5A UN 323-1BL00-0AA0
UN300 Series Analog Expansion Modules
1 SM331 8 inputs,Voltage/Current×13bits UN 331-1KF01-0AB0
2 SM331 8 inputs,Voltage/Current UN 331-7KF02-0AB0
3 SM331 8 inputs,RTD UN 331-7PF01-0AB0
4 SM331 8 inputs,Thermocouple UN 331-7PF11-0AB0
5 SM331 4 outputs,Voltage/Current×12bits UN 332-5HD01-0AB0
6 SM331 8 outputs,Voltage/Current×12bits UN 332-5HF00-0AB0
UN300 Series Communication Interface Modules
1 IM 153 PROFIBUS-DP UN153-1AA03-0XB0
UN300Series
1 DP/MPIUSBadapter  UN972-0CB20-0XA0
2 RS232-MPIadapter UN972-0CA23-0XA0
3 Ethernet-MPIadapter UN972-0CE20-0XA0
UN300 Series Power
1 PS 307 Power,5A UN307-1EA01-0AA0
2 PS 307 Power,10A UN307-1KA01-0AA0
UN300 Series Accessories
1 DIN Rail 160mm UN 390-1AB60-0AA0
2 DIN Rail 320mm UN 390-1AD20-0AA0
3 DIN Rail 482mm UN 390-1AE80-0AA0
4 DIN Rail 530mm UN 390-1AF30-0AA0
5 DIN Rail 830mm  UN 390-1AJ30-0AA0
9 20-pin front connector UN 392-1AJ00-0AA0
10 40-pin front connector UN 392-1AM00-0AA0
11 90°without program interface UN972-0BA12-0XA0
12 90°with program interface UN972-0BB12-0XA0
13 35°without program interface UN972-0BA41-0XA0
14 35°with program interface UN972-0BB41-0XA0
15 Profibuscable UN830-0EH10-0AA0

20 years experience

3-year warranty

Support free sample test


  1. Shenzhen Unimat Automation Technology Co., Ltd., established in 2005, is a National High-Tech Enterprise, a Specialized and Innovative Enterprise, and a participant in the development of the national standard for Programmable Controllers, specializing in industrial automation control.
  2. The company's products include PLCs, HMIs, VFDs, and Industrial Internet of Things systems, all of which have complete independent intellectual property rights.

As of December 2023, UniMAT PLC sales have exceeded 2,000,000 units.