1. VCC, GND: DC7-24V power input 2. IN, GND: DC3.3-30V optocoupler signal input 3. A +, B-: RS485 communication interface, A +, B- are connected to A +, B- 4. Relay switch signal output NC: normally closed end, the relay is short-circuited to COM before pull-in, and left floating after pull-in; COM: public end; NO: Normally open, the relay is…
Operating Voltage: 12V DC Equipped with high-current relay 10A@250VAC / 10A@30VDC It can control both AC and DC appliances such as Solenoids, Motors, lights, fans, etc High-quality screw terminals (Terminal Block) provided (C, NC, NO) for quick and easy connection Freewheeling diode to protect your microcontroller Input Signal Pin connected to Burg stick for easy accessibility LED Status indicators to…
Easy to set up and pair with Android Phone Onboard Bluetooth status indicator and relay indicator With 4 optocoupler isolation, strong anti-interference ability Onboard N76E003/STM8S003 and SPP-C Bluetooth 2.1 module Effective control distance(on open area): 10m Module Operating Voltage: 12VDC