15 Dec, 2014

Specification
Control Bus             Message for Built-in Voice Message 125 messages (total 60 minutes)Original bus (16-bit, 24 MHz)                                    Space Division CMOS Crosspoint Switch
Switching                                              100 V AC to 240 V AC, 1 .5A to 0.75A, 50 Hz/60 Hz
Power Input                                          +24 V DC (+12 V DC × 2)
External Battery                                   300 ms (without using backup batteries)   
Maximum Power Failure Tolerance     7 years
Memory Backup Duration                    Pulse (10 pps, 20 pps) or Tone (DTMF)
Dialling   Outside (CO) Line                Pulse (10 pps, 20 pps) or Tone (DTMF)
Extension                                            4
Intercom Path                                     Pulse - DTMF, DTMF - Pulse
Mode Conversion                                20 Hz/25 Hz (selectable)
10 % to 90 % (non-condensing)         "°C °C0 to 40"
Ring Frequency                                  2
Operating Environment Temperature   "1 portSelectable MOH: Internal/External/Tone"
Humidity                                                1
Conference Call Outside (CO) Line     1 port
Music on Hold (MOH)                            1
Paging   Internal                                    1
External                                                1 port
Serial Interface Port                             RS-232C   
                                                             USB 1.11             
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) × 117 mm (D)
Weight (when fully expanded)             Approx. 3.5 kg