Cabling Specifications; Maximum Cabling Distances - Panasonic DBS 576 Technical Manual

Cabling Specifications

Maximum Cabling Distances

Loop Type Resistance
Key Telephone, EM/24
DSS/72
SLT
Doorphone (loop between the
DBS 576 and Doorphone
Adapters)
Doorphone (loop between the
Doorphone Adapter and the
Doorphone)
NOTE: If a Voice Response Telephone Adapter is installed with the telephone, the measured resistance must be less than 20
Ohms and the maximum cabling distance reduced in half compared to a standard key telephone.
Resistance Cable Gauge (AWG)
40 Ohms
20 Ohms
100 Ohms
10 Ohms
10 Ohms
Maximum Cabling Length in Feet
(distance from the DBS 576)
22
24
26
22
24
26
22
24
26
22
24
26
22
24
26
Chapter 6 - Specifications
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1239
779
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