Protected Network Station - GE MDS SD4A Technical Manual

8
Table 1. Accessories & Spare Items (Continued)
Accessory
DIN Rail Mounting
Bracket Kit
Reprogramming
Application for
Firmware Upgrade

Protected Network Station

The transceiver is available in a protected network configuration, known
as the SDxP (Figure 4), where x denotes the particular model of SD
transceiver installed inside the chassis (i.e., SD .
The SDxP is a tabletop or rack-mount unit designed to hold two trans-
ceivers, two power supplies, and a switchover logic board that automat-
ically selects between transceiver A or B as the active unit. Manual
selection may also be made using a front panel switch.
Figure 4. Protected Network Station
With two transceivers and two power supplies installed, the unit con-
tinues to communicate even if a failure occurs in one of the transceivers,
or its associated power supply. This capability is important in critical
applications where uninterrupted service is required. Refer to publica-
tion 05-4161A01 for detailed information on this product.
SD Series Technical Manual
Description
Contains bracket for mounting the
transceiver to standard 35 mm DIN
rails commonly used in equipment
cabinets and panels.
Automated software program for
upgrading the radio's internal
firmware code. This application is
under development at press time.
Check with your factory
representative for availability.
Invisible place holder
Part Number
03-4125A04
06-6241A01
MDS 05-4846A01, Rev. F