Installation
Notes:
1.A Doorphone Card must be inserted in the PBX before you can install the Doorphone. This Doorphone manual should be read in conjunction with the relevant PBX manual.
2.If in doubt when installing the Doorphone Module, consult your
authorized dealer.
System Connection
BELL INPUT 
DOORPHONE
MODULE
Max 500 m (1640 ft)
22 AWG
DOOR CHIME
SYSTEM
AC
ADAPTOR
POWER
MODULE
PBX
PBX DOORPHONE CARD
(Refer to Figure 2)
(Refer to Figure 3)
Figure 1 - System Connection
CAUTION:
This product requires AC input to function. Ensure that the AC outlet is located near the PBX, and is easily accessible.
This equipment should only be used with AC Adaptor PSLP1380Z.
Notes:
1.The Power Module is designed for internal use only and should
be located in close proximity to the main PBX. Wherever possible, it should share any power failure backup systems provided for the PBX. A maximum distance of no more than 10 m (32 ft) is advised.
2.Figures 2 and 3 on page 5 show interconnection in more detail.
3.The connection between the Doorphone and the Power Module is not polarity sensitive.
4.Inputs to the bell contacts must not exceed 24 V AC.
5.This Doorphone manual should be read in conjunction with the relevant PBX manual.
6.Always complete installation before connecting the DC voltage to the Power Module.
7.Low voltage building wiring methods shall meet the requirements of National Electric Code (NEC) NFPA 70, Article 725.
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