Cisco Systems 15454 SDH - page 359

A-11
Cisco ONS 15454 SDH Reference Manual, R5.0
April 2008
AppendixA Hardware Spec ifications
A.4.6 AIC-I Specifications
– Severity customer provisionable
– Common 32-V output for all alarm-inputs
– Each input limited to 2 mA
– Termination via MIC-A/P
•Alarm outputs
– Number of outputs: 4 (user configurable as inputs)
– Switched by opto-MOS (metal oxide semiconductor)
– Triggered by definable alarm condition
– Maximum allowed open circuit voltage: 60 VDC
– Maximum allowed closed circuit current: 100 mA
– Termination via MIC-A/P
•EOW/LOW
– ITU-T G.711, ITU-T G.712, Telcordia GR-253-CORE
– A-law, mu-law
Note Due to the nature of mixed coding, in a mixed-mode configuration (A-law/mu-law) the
orderwire is not ITU-T G.712 compliant.
– Orderwire party line
– Dual tone multifrequency (DTMF) signaling
•User data channel (UDC)
– Bit rate: 64 kbps, codirectional
– ITU-T G.703
– Input/output impedance: 120 ohms
– Termination: RJ-11 connectors
•Generic communications channel (GCC)
– Bit rate: 576 kbps
– EIA/TIA-485/V11
– Input/output impedance: 120 ohms
– Termination: RJ-45 connectors
•ACC connection for additional alarm interfaces
– For future use
•Environmental
– Operating temperature: –40 to +65 degrees Celsius (–40 to +149 degrees Fahrenheit)
– Operating humidity: 5 to 95%, noncondensing
– Power consumption: 8.00 W, 0.17 A, 27.3 BTU/hr
•Dimensions
– Height: 321.3 mm (12.650 in.)