Min. Order Reference FOB Price
2 Pieces US$9.90 - 11.99 / Piece
Product Description
4-channel DI switch detection counter, MQTT protocol, online webpage display, WiFimodule WJ162 Product features: 4-channel switch input, supporting NPN and PNP inputs Each DI channel can be used as a counter or frequency measurement Supports MQTT communication protocol and Modbus TCP The number of ...