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1.3 Specifications
Installation Manual 19
1.3 Specifications
1.3.1 General Description
Control Bus Original bus (16-bit, 24 MHz)
Switching Space Division CMOS Crosspoint Switch
Power Input 100 V AC to 240 V AC, 1.5 A to 0.75 A, 50 Hz/60 Hz
External Battery +24 V DC (+12 V DC × 2)
Maximum Power Failure Tolerance 300 ms (without using backup batteries)
Memory Backup Duration 7 years
Dialling Outside (CO) Line Pulse (10 pps, 20 pps) or Tone (DTMF)
Extension Pulse (10 pps, 20 pps) or Tone (DTMF)
Intercom Path 4
Mode Conversion Pulse-DTMF
Ring Frequency 20 Hz/25 Hz (selectable)
Operating
Environment
Temperature
0 to 40
Humidity 10 % to 90 % (non-condensing)
Conference Call Outside (CO) Line 2
Music on Hold (MOH) 1 port
Selectable MOH: Internal/External/Tone
Paging Internal 1
External 1 port
Serial Interface Port RS-232C 1
USB 1.1 1
Extension Connection Cable SLT 1-pair wire (T, R)
PT 2-pair wire (T, R, H, L)
DSS Console 1-pair wire (H, L)
Dimensions 368 mm (W) × 284 mm (H) × 102 mm (D)
Weight (when fully expanded) Approx. 3.5 kg
˚C ˚C