Liebert Universal Monitor - Manual (Page 14)

Introduction
6
1.8 Optional Expansion Board Overview
The Universal Monitor Expansion Board, purchased separately, has connectors for 16 digital inputs
and eight digital outputs, as shown below. The board has light emitting diodes (LEDs) to display the
status of monitored output devices, communications ports for connection to the Universal Monitor,
power connections and other features necessary to monitor and protect your operation.
Table 2 Expansion board components
Item Description For more information, see:
A - Digital output
connectors (8)
Each of the eight output connections is a two-state point:
ON/OFF (energized/de-energized).
An example of a field digital output point is a motor starter.
5.0: Wiring and Connections -
Optional Expansion Board
4.2.2: Connecting Digital Outputs
7.6: View Output Status
9.7: Setup System - Setup Output
B - Digital output
fuses (8)
Bussmann GMA-2 or equivalent. 250V 2A Fast Blow fuse.
CAUTION: Fuses must be replaced with equivalent fuses.
NOTE: Two (2) replacement fuses are shipped with
the Expansion Board enclosure.
N/A
C - Digital output
DIP switch
DIP switch used for setting Normally Open / Normally
Closed.
5.2.3: Setting the Digital Output DIP
Switches
9.7.3: Set Expansion Board Output by
DIP Switch
D - Digital output
status LEDs (8)
Each output has an LED to indicate its status: ON/OFF
(energized/de-energized).
1.10: LED Indicators - Optional
Expansion Board
E - Digital input
connectors (16)
Each of the 16 input connections is a two-state point: ON/
OFF (energized/de-energized).
An example of a field digital input point is a leak detector.
5.0: Wiring and Connections -
Optional Expansion Board
4.2.1: Connecting Digital Inputs
7.5: View Input Status
9.3: Setup System - Setup Input
F - General status
LED (green)
Indicates the operational status of the Expansion Board.
1.10: LED Indicators - Optional
Expansion Board
G - EIA485 status
LEDs (yellow & red)
Two LEDs indicate status of the EIA485 connection:
ON/OFF (energized/de-energized).
1.10: LED Indicators - Optional
Expansion Board
H - EIA485
connector
Connection to the Universal Monitor.
5.3.1: Connect EIA485 Connectors to
Main Board
9.10: Setup Exp Board - Optional
Expansion Board
I - Power status LED
(green)
Indicates the power status of the Expansion Board.
1.10: LED Indicators - Optional
Expansion Board
J - 24VAC power
connector
Power connection for the Expansion Board. Requires
24VAC.
3.4: Input Power Connections -
Optional Expansion Board
OUT1
K1
V1 V3 V5 V7 V9 V11 V13 V15
V2 V4 V6 V8 V10 V12 V14 V16
K2 K3 K4 K5 K6 K7 K8
OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 OUT8
S4 S3 S2 S1
Multiflex 168AO 810-3065
DEFAULT SETTINGS FOR USE WITH UNIVERSAL MONITOR
USE COPPER (CU) CONDUCTORS ONLY.
D6
POWER INPUT
EIA485 + (to UM-)
0V
EIA485 - (to UM+)
RELAY OUTPUTS
H - EIA485
connector
E - Digital input
connectors (16)
F - General
status LED
(green)
G - EIA485
status LEDs
(yellow & red)
I - Power status
LED (green)
B - Digital
output
fuses (8)
J - 24VAC
power
connector
A - Digital output
connectors (8)
C - Digital
output
DIP switch
D - Digital output
status LEDs (8)