Station Loop Lengths - Toshiba Strara CTX Series Installation And Maintenance Manual

MDF PCB Wiring

Station Loop Lengths

In a single site installation, the Base and optional Expansion Cabinets must be placed within the
allowed maximum distance of each other as designated by
Table 6-1
Mode
DKT3000/DKT3500 or
DKT2000-series
DKT with BVSU or
DVSU
DKT with
BHEU or HHEU
DKT with BPCI
DKT with BPCI + BHEU
DKT with BVSU + BHEU
or DVSU + HHEU
DKT with DADM3020 or
DADM2020 (1 ADM)
DKT with DADM3020 or
DADM2020 (2 ADMs)
DDSS3060 or
DDSS2060
BATI, RATI
DDCB3
Standard telephones,
voice mail, AA, etc.
1. When the system is powered by backup battery, range may be less as the backup battery is
discharged.
2. Two-pair wiring or optional telephone power supply is required to achieve maximum range in all cases.
3. BDKS does not provide the power wire pair, an external power supply is required to achieve maximum
range (see Figure
4. See manufacturer's product specifications for exact resistance of device.
6-2
1
Station Loop Lengths
1 Pair
3
1000 ft. (303m)
675 ft. (204m)
500 ft. (151m)
1000 ft. (303m)
Approx. 3000 ft.
(909 m) with 150
ohm device.
Approx. 9000 ft.
(2727 m) with 150
ohm device.
Approx. 21000 ft.
(6363 m) with 150
ohm device.
6-6).
Table 6-1.
Maximum line length (CW1308 0.5)
2 Pair
1000 ft. (303m)
n/a
1000 ft. (303m)
4
n/a
4
4
1 Pair plus
2
external power
1000 ft. (303m)
n/a
1000 ft. (303m)
n/a
Strata CTX I&M September 2002