Digital Telephone/Diu/Ddss Console/Adm/Loop Limits - Toshiba Strata DK 280 Installation Manual

Table 7-4
Digital Telephone/DIU/DDSS Console/ADM/Loop Limits
PDIU-DWRPCI-DI
DKT with ADM
DKT with two
Attendant Console
Battery Backup
Not Allowed 1000 ft (303 m) Not Available
RPSU 280 1000
ft (303
m) 1000 ft (303 m)
Not Available
RATI to PC Console
Battery Backup 1000
ft (303
m) 1000 ft (303 m)
Not Available
Notes:
lx0004
1. Battery backup applies to instances when the system is being powered by batteries exclusively.
2. See Figure 7-26 for external power wiring.
General Notes:
l
Digital telephones and other digital devices can operate at maximum lengths with two pair wiring or an
external power source.
l
Digital cable runs must not have the following:
I
l
Cable splits (single or double)
l
Cable bridges (of any length)
l
High resistance or faulty cable splices
January 1996