Download Comtech EF Data CDM-500 Specifications

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