Panasonic KX-TDA100 User Manual

Page of 194
2.9 Connection of Doorphones, Door Openers, External Sensors, and External Relays
Installation Manual
145
2.9
Connection of Doorphones, Door Openers, 
External Sensors, and External Relays
2.9.1
Connection of Doorphones, Door Openers, External 
Sensors, and External Relays
The Hybrid IP-PBX supports a maximum of 16 doorphones, 16 door openers, 16 external sensors, and 16 
external relays.
Note
Doorphones, door openers, external sensors, and external relays are user-supplied.
Maximum Cabling Distance
Installing the Doorphone (KX-T30865)
1.
Loosen the screw to separate the doorphone into 2 halves.
Cable
Maximum Distance
26 AWG:
70 m (230 ft)
24 AWG:
113 m (371 ft)
22 AWG:
180 m (590 ft)
CAT 5:
113 m (371 ft)
Doorphone
Door Opener
External Sensor/
External Relay Device
Pan
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nic
Screw