In this diagram you can see how to install Zkteco F18 with Door lock and push button.
- Connect NC (Yellow) of F18 to +ve (Red) on Door Lock.
- Connect COM(Red) and +ve(Red) of F18 to +ve of the power supply (12v 3A)
- Connect both the -ve (Black) of F18 and -ve (Black) of Door Lock to -ve of Power supply.
- Connect BUTTON (Grey) of F18 to 1 of the connections in Push button.
- Connect the other connection on the button to -ve of Power supply.