Fanvil i21 - Wiring

9
2.1.2.4 Wiring
Relay connection description：
 NO：meansidle‐disconnectedcontact(normallyopen)
 COM:meansapincontact(middle)；
 NC：meansanidle ‐connectedcontact(normallyclose)；

Electric lock
power supply
mode
Electric
lock
Jumper
JP39
Mode of connection
Internal External NO NC
√ √
Inside
Driver
1
2
3
4
√ √
Outside
Driver
1
2
3
4
√ √
Inside
Driver
1
2
3
4


