Comdial ATI-D-1PT Podręcznik - Strona 2
Przeglądaj online lub pobierz pdf Podręcznik dla Sprzęt nagrywający Comdial ATI-D-1PT. Comdial ATI-D-1PT 19 stron. Analog terminal interface on the dxp, dxp plus, and fx series digital communications systems
Drukuj stronęIMI89–208
Specifications
Power
Supplied by the common equipment
Requirements
55 VAC Nominal @ 20 Hz
(45 VAC minimum)
Ringing voltage
Power rated to maximum
REN = 2.0
Battery Feed
24 VDC nominal
Voltage
Loop current limits
20 ma min. at 620 ohms (loop resistance + IST resistance)
between ATI-D
70 ma max. at 0 ohms
and IST interface
620 ohms maximum, including interfaced telephony device
DC loop limits
(Approximately 4000 feet with #26 AWG twisted-pair cable
from ATI-D to
and 300 ohm device load)
industry standard
(Approximately 500 feet if two IST devices are connected in
interface per port
parallel on same tip and ring pair)
Cable insulation
30,000 ohms minimum
resistance
ATI-D to common
equipment cable
2-pair twisted cable; 25 feet maximum length.
requirement
Cable terminations
623-type, 4-conductor minijacks
Industry-standard DTMF or pulse (rotary) with nominal
Dialing
make/break ration of 40/60 @ 10 PPS
Operating
32–122 F (0–50 C)
temperature
Humidity
0% to 90% relative, non-condensing
2 – Installing The ATI-D-1PT
Electrical Specifications
Environmental Specifications
Installing And Programming The ATI-D-1PT