32 Channel PNP NPN Isolated Digital Input RS485 Modbus Rtu Controller Module DC 12V 24V PLC Switch Quantity Acquisition Board

32 Channel PNP NPN Isolated Digital Input RS485 Modbus Rtu Controller Module DC 12V 24V PLC Switch Quantity Acquisition Board
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sku: 1005005241615952
$22.40+5%
$23.51
Shipping from: China
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