Comtech EF Data DMD2401/DMD2401L - Manual (Page 140)

DMD2401/DMD2401L/DMD2401 IBS/IDR Satellite Modem Electrical Interfaces
TM065 - Rev. 3.3 5-1
Section 5 – Electrical Interfaces
5.0 DMD2401 Connections
All DMD2401 connections are made to labeled connectors located on the rear of the unit: The
connector definitions below are those on the DMD2401 unit. Any connection interfacing to the
DMD2401 must be the appropriate mating connector.
5.1 AC Power Input/Switch
The AC Power Entry Module (Figure 5-1) is located at the left side of the unit (as viewed from the
rear). Primary power applied to the port with the supplied power cable is 10 – 240 VAC, 50 – 60
Hz. Integrated into the power entry module is the Power On/Off Rocker Switch. Power
consumption for the unit is 1 A. The power cord/connector assembly is a supplied item.
A chassis ground connection (size 10-32 thread) stud, is located to the lower right of the AC
Power Cord.
5.2 DC Power Input/Switch
The Optional DC Power Input and Switch (Figure 5-1) is available for all DMD2401 products. The
unit may be powered from a 36 – 75 VDC source with a maximum unit power consumption of 3
A.. Refer to Table 5-1 for pinouts.
Table 5-1. DC Power
A –
B +
C Ground