Extension Connection - Panasonic KX-TD816 Installation Manual

2.3 Connection

2.3.2 Extension Connection

There are four methods to perform Extension Connection, using a 4-pin connector, a 6-pin
connector and an Amphenol Connector. Which method should be used depends on the model
number of the system as shown below.
Model number
KX-TD816
KX-TD1232DBX/ML
KX-TDN1232
KX-TD1232BX/HK/X
Maximum Cabling Distance
The maximum length of the extension line cord (twisted cable) which connects the system and
the extension is as follows:
Single Line Telephone
Proprietary Telephone /
Console
Telephone Wiring for KX-TD816
2 or 4-conductor wiring is required for each extension as listed below. There are four pins for
possible connection: "T", "R", "D1" and "D2".
T: Tip
R: Ring
D1: Data 1
D2: Data 2
Single Line telephone
Digital proprietary telephone
(e.g. KX-T7436, KX-T7235)
Analogue proprietary telephone
(e.g. KX-T7030, KX-T7130)
Console
(e.g. KX-T7440, KX-T7240)
48
Diameter of the line
22 AWG
24 AWG
26 AWG
22 AWG
24 AWG
26 AWG
Telephone
1 pair wire (T, R)
1 pair wire (D1, D2) or
2 pair wire (D1, D2, T, R) for eXtra Device Port
2 pair wire (D1, D2, T, R)
1 pair wire (D1, D2)
Connector to be used
4-pin Connector
6-pin Connector
Amphenol Connector
Max. length
1798 m
1128 m
698 m
360 m
229 m
140 m
Wiring
General Installation