Description
OPTIONAL SPECIFICATIONS: The four-way relay is available in three styles, DC 5V/DC 12V/DC 24V. You can choose the specifications you need according to your needs..STANDARD TERMINAL£ºAdopt 9.5mm black fence type terminal block, standard 30A binding post, stable and reliable, high quality..Product model: YYG-4 (12V) plus 5V, 24V optional, please note, note note voltage..Module Interface Description:DC+: the positive pole of the external DC power supply, DC-: external DC power supply negative pole. IN1:IN2:IN3:IN4: input terminal. NO: the relay often opens the interface, the relay suspends before pulling in, and then shortens the connection with the COM. COM: common interface of relay. NC: the relay is normally closed, the relay is short to the COM before it is pulled in..The use of the industry's top quality miniature optocoupler, anti-interference ability, stable performance.
