EXPro Installation Manual
Approved Document No: GLT-212-7-1
Page 7
Issue: 1.7 Author: MF/NRPJ Date: 05/07/2021
The EXPRO has the following LED indicators:-
General indication LED
Colour
Function / Meaning
Power
Green
Power healthy
Common Fire
Red
Indicates when the panel is in
an alarm condition
Common Fault
Yellow
Indicates when the panel is in a
fault condition
General Disablement
Yellow
Indicates when an Input or
Output has been disabled
General Test
Yellow
Indicates when a zone is in test
System Fault
Yellow
Indicates when there is a
processor fault
Crossed Zone LED
Colour
Function / Meaning
Fire (zone 1)
Red
Indicates when zone 1 is in
alarm
Fire (zone 2)
Red
Indicates when zone 1 is in
alarm
FLT / Test / Disable
Yellow
Indicates when a zone has a
fault or in test or disable mode
Alarm indications LED
Colour
Function / Meaning
Active 1
st
Stage Alarm
Red
Indicates when zone 1 or zone
2 is in an alarm condition
Active 2
nd
Stage Alarm
Red
Indicates when zone 1 or zone
2 is in an alarm condition
1
st
Stage FLT/TEST/DIABLED
Yellow
Indicates 1
st
stage status when
lit
2
nd
Stage FLT/TEST/DISABLED
Yellow
Indicates 2nd stage status when
lit
Release Status
Colour
Function / Meaning
Manual Mode
Yellow
Indicates manual release mode
Auto Mode
Green
Indicates Automatic mode
Abort
Yellow
Indicates the release has been
aborted
Released
Red
Indicates the gas has been
released
Activated
Red
Indicates when both 1
st
and 2
nd
stage zones are in alarm
Pre-Activated
Red
Indicates when there is a first
stage alarm
Manual Release
Red
Indicates when the Manual
release switch has been
activated
Flooding Zone FLT
Yellow
Indicates when there is a fault
state in the flooding zone
Gas Release Counter
Colour
Function / Meaning
More Data
Yellow
Indicates when there is more
than one message to be
displayed on the LCD
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