สถานที่กำเนิด
Guangdong, China
DC +:
Positive power supply (by relay voltage power supply)
DC-:
Connect power negative.
Input control signal voltage:
(0-2.5V state low relay OFF) (3.3-5V state high relay ON)
Specification
State of 0-2.5V low level relay ON;
Condition
State of 3-5V high level relay OFF