User's Manual

720p SIP Multi-unit Video Door Phone with RFID and PoE
HDP-5240PT
24
3.1.4 Wiring Instructions
 NO: Normally Open Contact.
 COM: Common Contact.
 NC: Normally Close Contact.
Driving Mode Electric Lock
Jumper
port
Connections
Active Passive
No electricity
when open
Power
signaling to
open
√
√ √
√ √
√ √
√ √