Maintenance Guide

Cobham Wireless
idDAS Installation and Maintenance Guide 00109GU Rev. 2.0
Page | 10
INTERFACE
DESCRIPTION
LAN port
Ethernet management.
Console port
Serves as an additional local setup port. This is useful if the LAN port is already
connected to the network.
System LEDs
x
Power and Master – steady green
x
Identify and Status – off
x
All LEDs flash every ~12sec.
x
Identify function – When the Identify function is activated in the GUI, all LEDs
of
the relevant MSDH unit blink very quickly.
1.3.3.2 MSDH Power Feed
The section describes the power feed options for 100-240VAC or 48V DC. For bespoke 12V DC power feed,
refer to Section 1.4.3).
MSDH
AC Feed
AC Power feed
100-240V~ 50/60Hz, 2A Max
Figure 1-13. MSDH VAC Feed
MSDH 48
V DC Feed
Equipment DC Power
Feeding: 48V DC, 3A
max/feed
Power Interface Pins
(numbered from left to
right):
Pin 1,2 Positive (+)
Pin 3,4 Negative (
-)
For -48V DC Feeding:
x
Connect Pin 1,2 to RTN (0V)
x Connect Pin 3,4 to -48V DC
Terminal Connector specification:
Nominal current:
8A, Rated voltage 160 V
Note the following:
x
The ground lugs are M4.
x
DC feed models support two ground lugs
located on either side of the rear panel (for
convenience). It is required to connect only
one ground lug.
Figure 1-14. MSDH 48V DC Power Feed
Figure 1-15. MSDH DC Rear Panel
VAC, 2A Max
48V DC,
3A per feed
M4 GND lug
M4 GND lug