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10IOA04 12V 4CH Isolation Digital Switch 4DI-4DO PLC IO Expanding Board RS485 Relay Module Modbus RTU Code 01 05 15 02 03 06 16
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IO Isolation Protection Board
IO Isolation Protection Board
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OPMSD16 PNP Input12-24V PNP Output 16CH DC 3.3-24V 5A MOS Solid State Relay Module Din Rail Mount NPN/PNP PLC IO Signal Amplifier for Motor Relay LED
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23IOB16 16 CH NPN Multifunction RS485 Remote IO Module PLC DI-DO expansion Board DIN Rail Box Standard MODBUS RTU Protocol
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