Oldham OLCT 80 User Manual page 16

During normal operation
■
Single sensor: the display indicates the
concentration measured and also alternates
between the type of gas and the unit. The
indicator light blinks. The
off.
■
At least 2 sensors connected: the display can be
configured in one of two ways:
- To display the readings in succession (normal
mode).
- To display a single reading (see page Erreur !
Signet non défini.).
If a fault or error is detected
The display indicates an error or fault message (see
list of faults on page 111). The orange
light comes on and the
same time.
Press to list any other faults that may be present,
until you come to the word "FIN."
Understanding the indicator lights
Light Off
No power to detector.
Not applicable.
Level 1 alarm not
triggered.
Level 2 alarm not
triggered.
-
indicator light is
indicator
icon is displayed at the
Blinking
Detector powered.
No detector fault.
Level 1 alarm
triggered and not
acknowledged.
Level 1 alarm
triggered and not
acknowledged.
2 – Transmitter Overview
Figure 9: display
under normal
operating conditions.
The green indicator
light blinks.
Figure 10: in the event
of an alarm or fault, the
type of fault is
displayed. The orange
fault indicator
light remains on as a
solid light.
Solid
Detector fault or
detector in
maintenance mode.
Level 1 alarm
triggered and
acknowledged (remote
control).
Level 2 alarm
triggered and
acknowledged (remote
control).
10