Description:
Power supply can choose 12V
Press the button on the board or the external button to let the relay module pull or close. Press the pull button and then press the button to trigger the low level. The relay is off when the power is turned back on.
The maximum current of the secondary output of the relay is 10A, which means that the maximum operating current of the controlled circuit or equipment cannot be greater than 10A, and it can be connected to the normally open or normally closed end according to its own needs.
The welding position of the external suction indicator light is reserved, and the welding indicator light is also welded on the board.
Module size: length x width x height = 52.8mm x 32mm x 18mm
One-button two-state relay module, the power supply is negatively connected and will be burned off, no power supply reverse protection
Low level control: that is, the signal line and the ground touch is a trigger signal.