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2.7 Connection of Extensions
Installation Manual 143
Connecting to a Master DPT
SLT
To slave DPT
To SLT
Master DPT Slave DPT
4-conductor wiring cord
Connect pins "D1" and "D2".
2-conductor wiring cord
Connect pins "T" and "R".
4-conductor wiring cord
Connect pins "T", "R",
"D1" and "D2".
TO DIGITAL
TO MAIN UNIT
/ PABX
TO TEL
Back View of DPTs
Cable Maximum Distance
ø 0.4 mm: 30 m
ø 0.5 mm: 50 m
ø 0.6 mm: 60 m
CAT 5: 50 m
To DLC8/DLC16 card
To DHLC8 card
(for connection of SLT)
To DLC8/DLC16 card
To DHLC8 card
(for connection of SLT)