Honeywell VARIODYN D1 Installation Instruction page 73

7.7.2 Series 4XD125B and 4XD250B
One DOM and one backup channel:
•
This channel can act as backup for the other three channels
•
Additional backup for 5 DOMs, each using one four-channel amplifier
1 2 3 4
1 2 3 4
to additional
DOM
Use to connect the prefabricated cabling from one backup channel to three voice/data channels for 3:1 backup in
connection with four-channel amplifier 4XD125B or 4XD250B.
Fig. 66: Backup cable RC 41 VARIODYN
For 3:1 backup operation, only one channel of a four-channel amplifier (4XD125B and/or 4XD250B) is
required as a backup amplifier.
FB 798663.GB0 / 05.19
DOM
(with main aplifiers)
DOM
1
(with backup amplifiers)
4 5 6 4 5 6 4 5
1 2 3 1 2 3 1 2
®
D1, 2 m (Part No. 583441) or 0.5 m (Part No. 583441.10)
Installation Instruction VARIODYN

One channel can act as backup for the
other three channels

With a four-channel backup amplifier incl.
the backup cable RC 41 (Part No.
583441), up to five further DOMs can be
replaced with 4XD125B and 4XD250B.
6 4 5 6
3 1 2 3
2
®
D1 System
73