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In case there are Alarms from more than one gas detector the alarm screen will present
the information of the different channels, as follows:
•
The information is sorted according to its importance: Off-Scale, Alarm3, Alarm2,
Alarm1;
•
Off-Scale is considered an Alert state with the highest importance.
By selecting an Alarm event and pressing the Enter key, a further screen will appear
showing the details of the event.
From the main screen, by pressing the MENU button and selecting ACTIVE EVENTS it
will be possible to view the channels in Alarm/Fault and not yet reset.
FAULT
The Fault status will be activated under the following conditions:
1. Short circuit, open circuit or channel failure
2. Detector in Low Chamber Value (signal below "0") 3. Out-of-scale detector
(signal above 100% of scale)
Selecting a Fault event and pressing the Enter key, a further screen will appear showing
details of the event.
NFG-8
NFG-8_manu-inst_ITA
Fig. 3-5) Alarm 1 event details
Fig. 3-6) Fault status screen
Installation and Operation
Manual
Doc. M-040.1-NFG8-EN
Rev A.3
PAGE - 11
NOTIFIER ITALY
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