PC17 SCR cabinet solid state relay board
Four solid state relay board is a four-channel solid state relay board.
The main function:
The PLC control loop and control loop optical isolation contactor, to achieve the effect of each other to ensure the safety of the control system.
-14VDC The DC module is directly introduced into the control loop, so while reducing the load DC power modules, on the other hand, to ensure that the contact is closed / disconnected power requirements. At the same time, reducing the failure rate of the control loop.