4Ch 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA Current Voltage Acquisition Module

4Ch 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA Current Voltage Acquisition Module
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sku: 1005006645116165
$18.50+1%
$18.64
Shipping from: China
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