Cabling Specifications; Table 7- 11. Maximum Cabling Distances - Panasonic DBS 40 Installation Manual

Section 300~Installation

Cabling Specifications

Table 7-11. M aximum cabling distances
Loop Type and Resistance
Key phone, EM/24
DSSl72
SLT
OPX (Loop between the DBS and
the OPX Adaptor)
OPX (Loop between the OPX
Adaptor and a pushbutton SLT)
Doorphone (Loop between the
DBS and the Doorphone Adaptor)
Doorphone (Loop between the
Doorphone Adaptor and the Door-
phone)
Voice hmounce Unit
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Cable
Gauge
40 Ohms
20 Ohms
100 Ohms
10 Ohms
900 Ohms
(excluding end
impedance)
10 Ohms
40 Ohms
10 Ohms
7. Specifications
Chapter
Maximum Cabling
Length in Feet
(Distance from the
DBS)
22
24 779
26 490
22 619
24 388
26 244
22 3097
24 1948
26 1225
22 309
194
24
122
26
27877
22
24 17532
26 11025
309
22
24
I
122
26
22 1239
122
26
I
7-13