User's Manual

ADCP-75-187 • Issue 1 • September 2005 • Section 2: DESCRIPTION
Page 2-18
© 2005, ADC Telecommunications, Inc.
Table 2-4. Rear Access Host Unit Nominal Specifications
PARAMETER SPECIFICATION REMARKS
Physical/Environmental/
Electrical - Host Unit
Dimensions (H×W×D) 3.5 × 17.1 × 12.2 inches
(88 × 433 × 311 mm)
Dimension for width does not
include the mounting brackets
which can be installed for either
19- or 23-inch racks.
Mounting 19- or 23-inch rack EIA or WECO
Weight 18 lbs. (8.2 kg)
Weather resistance Indoor installation only
Operating temperature 0º to 50º C (32º to 122º F)
Storage temperature –40º to 70º C (–40º to 158ºF)
Humidity 10% to 90% No condensation
Optical ports UPC/SC
External alarm connector Screw-type terminals NO and NC relay contacts
DC power connector Screw-type terminal strip
RF coaxial cable connectors 50 ohm N-type (female) 50 ohms input/output impedance
Service connector DB-9 (female) RS-232 DTE interface
Auxiliary connector DB-9 (female) Not used with SCS systems
CAN connectors RJ-45 jack
Voltage input Nominal ± 24 or ± 48 VDC ± 21 to ± 60 VDC
Power consumption 55 watts
Current rating 1 Amp at –48 VDC
Reliability at 25ºC MTBF 80,000 hours Excluding fans
Table 2-5. WDM Nominal Specifications
PARAMETER SPECIFICATION REMARKS
Optical - WDM
Passband 1310 nm ± 20 nm
1550 nm ± 20 nm
Forward path insertion loss
Host WDM
Remote WDM
0.7 dB
0.3 dB
Does not include connector loss
Reverse path insertion loss
Host WDM
Remote WDM
0.3 dB
0.7 dB
Does not include connector loss
Isolation > 30 dB minimum
Return loss (Reflectance) < –50 dB All input ports