Multi-channel 4-20mA to RS232 RS485 A-D Converter

4-CH Analog Input 1-CH Digital Output Data Acquisition Module

8-CH RS232/485 a-D Converter with Modbus RTU (ISO AD08)

Modbus RTU Analog Signal Acquisition, RS485/232 Output a-D Converter

16xchannel Analog to Digital Signal Transmitter Modbus a/D Converter

Analog to Digital Signal Isolation Converter with Modbus RTU

8-Channel Analog to Digital RS232-RS485 Output Data Acquisition Module with 3kv Isolation

4-20mA-0-5V-0-75mv to RS232|RS485 Converter Ad Converter with Modbus RTU

16-Channel a-D Converter/Analog to Digital Signal Converter

8-CH Analog to Digital Signal Isolation a-D Converter

4-20mA to RS485 RS232 Converter-2-4 Channel

Multi-Range High Precision Thermocouple Signal Data Acquisition Module

8-Channel Analog to Digital Data Acquisition Ad Converter