Comtech EF Data CDM-500, Installation And Operation Manual

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CDM-500 Closed Network Satellite Modem Spec Summary
Rev. 1.3 A–3
A.3 Data Interfaces
Built in RS422/EIA530 DCE (also supports X.21 DCE and DTE)
V.35 DCE
Synchronous RS232
(Front panel selectable)
Pinout Per EIA530 (25 pin ‘D’ type female)
A.4 Miscellaneous
Front panel Tactile keypad, 6 keys (Up/Down, Left/Right, Enter/Clear)
Vacuum Fluorescent Display (blue) - 2 lines of 24
characters
Loopbacks Internal IF, digital, and near/far
Fault relays Hardware fault, Rx and Tx Traffic Alarms
M&C Interface RS232 and RS485 (addressable multidrop)
RS485 may be either 2-wire or 4-wire
M&C Software EDMAC software for control of local and distant units
Dimensions 1U high, 12 inches (305 mm) deep
Weight 7 lbs (3.2 kgs) max
AC
consumption 18 watts (typical)
25 watts (maximum)
Operating
voltage 100 - 240 volts AC, +6%/-10% - autosensing
(total absolute max. range is 90 - 254 volts AC)
Operating temp 0 to 50 C
A.5 Approvals
CE’ as follows:
EN 55022 Class B (Emissions)
EN 50082-1 (Immunity)
EN 60950 (Safety)
FCC
FCC Part 15 Class B