
Chapter 2. Installation and Operation
2-8 MX2810 M13 User Manual 61185001L1-1
Critical, Major, and Minor Alarm Connectors
Connectors for critical, major, and minor alarms are located on the
rear panel of the MX2810. Both
C
(common) and
NO
(normally
open) contacts are provided. The alarm connectors are wire-wrap
headers.
The alarm functions can be enabled or disabled through the A
LARM
R
ELAYS
section of the C
ONFIGURATION
menu (see the section Alarm
Relays on page 3-13).
DSX-3 Interfaces
The DSX-3 network interfaces are full-duplex circuits provided by
two BNC coaxial cable connections. The receive data from the
network is connected to the RX (
IN
) connectors, while the transmit
data from the MX2810 is connected to the TX (
OUT
) connectors.
DSX-1/E1 Interfaces
The DSX-1/E1 interfaces are 64-pin Amp connectors. These
interfaces provide Tx and Rx connections between the unit and
equipment such as wire-wrap patch panels, punch-down panels, or
breakout panels.
Power Connection
The DC power connections are described earlier in this chapter on
page 2-2.
DSX-3 interfaces must be connected using coaxial cables that have the
shields grounded at both ends.
Connect the DSX-1/E1 interfaces to intra-building wiring only.
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