.DUHO06,QVWDOODWLRQ 0DLQWHQDQFH*XLGH
(GLWLRQ
IV. TECHNICAL SPECIFICATIONS
General specifications
1.
Capacity
Total : 128 ports + 1 doorphone channel
Lines : Min 4 / Max 20
Extensions : Min 12 / Max 124
2. Control
SPC
80C88
Processor
EPROM (1 Mbit)
EEPROM (2x16 Kbit )
512 Kbit Static RAM With NiCd Battery Backup
3.
Switching
Space Division CMOS Crosspoint Switch
4.
Power
180 - 260 VAC; 50/60 Hz.
MS128 (0/0) stand-by power consumption: 11 W
MS128 EX1 stand-by power consumption: 3 W
MS128 EX2 stand-by power consumption: 3 W
Maximum power consumption: 85 W
•
Battery backup with 24 VDC
•
Power failure transfer stations
5.
Dialing
Dial Pulse (DP) 10 pps
Dual Tone Multi-Frequency (DTMF) 140 msec
6.
Dialing conversions
DP – DTMF, DTMF – DP
7.
Speech paths
24 (2 paths are reserved for incoming external calls)
8.
MF Receiver Capacity
24 (12 x 2)
9.
Connectors
Lines and extensions : 623K4 (GEO4) type
External relay and external music : 623K4 (GEO4) type
External interfaces : Pin connectors (Tunik), RJ plugs
10. External connections
Standard Telephones: 2 wires
KAREL Feature Phone (LT48(-H)): 5 wires
KAREL Console (OP48(-H)): 5 wires
KAREL DSS Module (DSS80, DSS40): 3 wires
KAREL KY16 Mini Printer: 3 wires
KAREL PG100 Pager : 3 wires
KAREL Doorphone (DY01): 4 wires
PC: 5 wires
Serial Printer: 3 wires
11. CRL
(Call Record Listing)
KAREL KY16 Mini Printer
PC Interface
Serial Printer Interface
12. CRL Capacity
Approximately 500 calls
CHARACTERISTICS
1.
Extension Interface
Station Loop: Max 1200 Ohms Including the
Telephone Set
2.
Maximum Line Loop Resistance
2.2 Kohms
3.
Line Interface
Loop Start With DP and DTMF Signalling
12/16 KHz Metering Pulse Detection
Polarity Reversal Detection
4.
Extension Feed Voltage
- 24 VDC
5.
Make-Break Ratio
33 msec make / 67 msec break
Summary of Contents for MS128
Page 1: ...Karel MS128 T e l e p h o n e S y s t e m Installation Maintenance Guide Edition 3 2...
Page 2: ......
Page 6: ......
Page 7: ...TECHNICAL REFERENCE...
Page 8: ......
Page 17: ...Karel MS128 Installation Maintenance Guide Edition 3 2 11 Figure A 7 Figure A 8...
Page 22: ......
Page 42: ......
Page 44: ......
Page 47: ...INSTALLATION GUIDE...
Page 48: ......
Page 50: ......
Page 55: ...Karel MS128 Installation Maintenance Guide Edition 3 2 47 Figure B 4 Figure B 5...
Page 58: ......
Page 85: ...MAINTENANCE GUIDE...
Page 86: ......
Page 89: ......
Page 90: ...Design and specifications subject to change without notice...