GENERAL SPECIFICATIONS
MODEL IMP 24 IMP 48 IMP 72
SYSTEM CAPACITY
MAX # Lines 8 16 24
MAX # Stations 16 32 48
Intercom Paths Nonblocking Nonblocking Nonblocking
Base Unit 4x8 8x16 16x32
Exp. Module Capacity 1 2 2
Paging Orbits 1 1 1
Park Orbits 9 9 9
System Speed Dials 99 99 99
Power Fail Circuits 1 2 1
SMDA Storage 800 1600 1600
DIMENSIONS
Width (inches) 16.5 16.5 16.5
Height (inches) 21.3 27.1 27.6
Depth (inches) 3.8 3.8 4.5
Weight (pounds) 17.5 26.0 30.5
POWER REQ.
Voltage 90-129 VAC Single Phase- All Models
Current 0.6A 2.0A       2.1A N/A       N/A
Power 70W 135W   150W N/A      N/A


FCC REGISTRATION NUMBERS
CVWUSA-61535-KF-E (Key Configurations)
CVWUSA-61536-MF-E (Hybrid Configuration)
1
OPERATING ENVIRONMENT
Temperature: 32º - 122º F (0º - 50º C)
Humidty: 90 percent relative, non-condensing
1
UNITIZED EXPANSION MODULE
GM408     4-Line, 8-Station Expansion Unit
1
CABLE REQUIREMENTS
Type: 1-pair twisted, non shielded, #24 AWG wire.
Note: Maximum distance from DSU to telephone is 1,000 feet.
1
ACCESSORIES
Analog Terminal Interface, Encased Battery Backup Kit,
Battery Backup Kit, Caller ID Interface, Digital Voice
Announcer, PC Interface Unit, Voice Mail System, Tracker
Paging System.

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