User's Manual

Table Of Contents
User Instructions Section 5877
Spec. No. 582140000 (Models 802NLDB, 802NLEB and 802NL-B) Issue AQ, January 15, 2013
Chapter 1. System Overview Page 1-13
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Detail E - MCA Circuit Card (Primary Power/Distribution and Power Only
Bays) and Router Circuit Card (Secondary Power/Distribution and Power
Only Bays and Distribution Only Bays)
MCA
(PRIMARY POWER/DISTRIBUTION AND
POWER ONLY BAYS) (P/N 509478)
ROUTER
(SECONDARY POWER/DISTRIBUTION AND
POWER ONLY BAYS AND DISTRIBUTION
ONLY BAYS) (P/N 509509)
RJ-45
Jack
RJ-45
Jack
RJ-45
Jack
RJ-45
Jack
MCA Network Connector
(for Left Expansion)
MCA Network Connector
(for Right Expansion)
Identification
Indicator***
MCA Network Connector
(for Left Expansion)
MCA Network Connector
(for Right Expansion)
** Apply test contact closure, then apply
HVS or ESTOP closure to test these circuits.
See MCA display to verify circuits operational.
* Automatic internal sense when not connected.
Note: If connected and removed, external
A/D Volt Alarm activates. Clear alarm by updating
inventory.
*** Green = OK
Red = Failure
Yellow (Flashing) = Communicating with MCA
Identification
Indicator***
Remote
Equalize
Remote
HVS
PCU
Emergency
Stop (ESTOP)
Test
Input**
Dry Relay Contact
Closure to Activate
External
Voltage Input
(for MCAAlarms
and Meter Reading*)
-VSense +VSense
1 10