Instruction manual

Table Of Contents
Appendix – Specifications
Reserve Power
Strata CTX General Description 10/04 107
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 34.
Table 34 Station Loop Lengths
1
1. When the system is powered by backup battery, range may be less as the backup battery is discharged.
Mode
Maximum line length (24 AWG)
1 Pair
2
2. One-pair wiring must be used with BWDKU and BDKS (see Figure 2). The BWDKU and BDKS do not support two
pair wiring.
2 Pair (Not
Available for
CTX28 or BDKS)
1 Pair plus
external power
3
3. Two-pair wiring or optional telephone power supply is required to achieve maximum range in all cases.
DKT3000 or DKT2000-series
1000 ft. (303m)
1000 ft. (303m) 1000 ft. (303m)
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)
2, 4
4. BDKS and BWDKU do not provide the power wire pair; an external power supply is required to achieve maximum
range (see “Digital Telephone DSS and DDCB External Power Connection” in Chapter 8 – MDF circuit card Wiring
of the
Strata CTX I&M Manual).
675 ft. (204m)
DKT with DADM3020 or DADM2020
(2 ADMs)
2, 4
500 ft. (151m)
DDSS3060 or DDSS2060
1000 ft. (303m)
1000 ft. (303m) 1000 ft. (303m)
BATI, RATI
n/a n/a
DDCB3
1000 ft. (303m) 1000 ft. (303m)
Standard telephones, voice mail, AA,
etc.
Approx. 3000 ft.
(909 m) with 150
ohm device.
5
5. See manufacturer’s product specifications for exact resistance of device.
n/a n/a
Approx. 9000 ft.
(2727 m) with 150
ohm device.
5
Approx. 21000 ft.
(6363 m) with 150
ohm device.
5
IPT1020-SD
The IP telephone interface is 10Base-T/100Base-TX and requires
CAT5/5e/6 twisted pair cabling.
The maximum distance between the IP telephone jack and the
ethernet device it connects to is 100 meters (328 ft.). This includes
the 3 meter (9.84 ft.) straight-through CAT5 cable (black) supplied
with the IP telephone. Ethernet devices include
BIPU-M2A, BIPU-M1A servers, routers, etc.