Doormaster smart PAL telephone interface


DOORMASTER-SMART-PAL-Telephone interface is used for recording the announcements via similar telephone system in VARIODYN® D1 voice alarm system. Up to 4 different call circuits or areas can be addressed using the telephone system. For this purpose 1+ 4 control contacts are available for switching on and/or zone selection.
The connection of telephone interface to VARIODYN® D1 takes place via control inputs and audio input of UIM part.-No. 583331.21. 12 V operating voltage can be generated from 24 V emergency power supply with voltage converter part no. 781336 that is available in the voice alarm system. The voltage converter can be mounted in housing part no. 788603 on the C-rail in rack.
The programming takes place with MFV post dial, so that the device can also be used from distance.
Operating voltage
12 V DC
Current consumption @ 12 V DC
approx. 100 mA
Contact load relay
> 75 dB
Harmonic distortion at nominal level @ 1 kHz

24 V DC / 0,5 A (relay 1/2)
24 V DC/1 A (relay 3/4)
mounting rail
Ambient temperature -5 °C ... 45 °C
Dimensions W: 52 mm H: 89 mm D: 57 mm
  • 586116 Power supply for telephone interface