Panasonic KX-TEM824 Manual

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2.5 Connecting Extensions

Installation Manual 55

2.5 Connecting Extensions

2.5.1 Connecting Extensions

Extension jacks can be used for proprietary telephones (PTs), Direct Station Selection (DSS)

Consoles, single line telephones (SLTs), and Voice Processing Systems.

Connection

Insert the modular plugs of the telephone line cords (2- or 4-conductor wiring) into the modular jacks

on the PBX.

Maximum Cabling Distance of Extension Wiring (Twisted Cable)

2- or 4-conductor wiring is required for each extension as listed below. There are 4 pins that can be

used for connection: "T" (Tip), "R" (Ring), "H" (High) and "L" (Low).

To extensions

THRL

H: High

T: Tip

R: Ring

L: Low

TEL Jack for Extension

Cable Max. Distance

ø 0.4 mm: 140 m

ø 0.5 mm: 229 m

ø 0.6 mm: 360 m

CAT 5: 229 m

Cable Max. Distance

ø 0.4 mm: 698 m

ø 0.5 mm: 1128 m

ø 0.6 mm: 1798 m

CAT 5: 1128 m

PT and DSS

Console

SLT