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COMSPHERE 3500 Series Data Service Units
1-4 January 1998 3510-A2-GN32-50
Technical Specifications
Table 1-1 lists the technical specifications for
Model 3510 and Model 3511 DSUs.
Table 1-1
(1 of 2)
Technical Specifications for Model 3510 and Model 3511 DSUs
Technical Specifications
Criteria
APPLICATION Serial synchronous, protocol-independent, binary data in full
duplex, point-to-point, and multipoint operation
DDS DATA RATE Operates at 2400, 4800, 9600, 19,200, 38,400, 56,000 and
64,000 bps
MODULATION Bipolar return to zero with alternate mark inversion (AMI) encoding
LINE REQUIREMENTS
DSU
LADS
Digital Data Service leased 4-wire lines
4-wire private metallic lines
ENVIRONMENT
Operating Temperature
Relative Humidity
Storage Temperature
Shock and Vibration
40 degrees F (4 degrees C) to 120 degree F (49 degrees C)
5% to 95% (noncondensing)
–4 degrees to 158 degrees F, –20 degrees to 70 degrees C
Withstands normal shipping and handling
POWER REQUIREMENTS
Model 3510
Model 3511
90 — 132 Vac, 0.07 amp at 117 Vac, 60 Hz ± 3, 5.8 watts (typical)
Supplied by carrier, 6.0 watts
HEAT DISSIPATION
Model 3510
Model 3511
19.5 Btu/hr (typical)
20.5 Btu/hr (typical)
MOUNTING
Model 3510
3000 Series Carrier
Single desktop unit
EIA Standard 19-inch cabinet, or 23-inch cabinet