RS485 DC 12V 8-Channel Digital Input Module Modbus RTU Switch Acquisition Board

4-20MA RS485 Voltage Analog Acquisition Module 9V 12V 24V Modbus RTU *yu

4-20MA RS485 Voltage Analog Acquisition Module 9V 12V 24V Modbus RTU *bh

DAM3158 8CH 16Bit Analog Acquisition Module f/ KingView/ForceControl/INSPEC/MCGS

Novus DigiRail 2R Dual Relay Output Modbus RS485 DIN Rail Module

4-20MA RS485 Voltage Analog Acquisition Module 9V 12V 24V Modbus RTU *lg

4 Channel Voltage Analog Acquisition RS485 Module 9V 12V 24V N4AIA04 RTU *bh

DC12V 16Channel RS485 Relay Module Modbus RTU Expaning Board DIN Rail Board *v