Functional Testing
48
SharpEye
TM
IR3 Flame Detector User Guide
7.3
Reset
Note
: This is available only when the optional latched alarm has been
selected.
To reset a detector when in it is in alarm state, disconnect the power.
7.4
Functional Testing
The detector can be tested for proper functioning using the Manual Built-in-
Test or the SPECTREX IR3 Flame Simulator - FS-1100.
7.4.1
Manual BIT Test
Momentarily connecting PIN number 11 (yellow wire) with PIN 2 (black
wire) causes a manual BIT to be performed.
Important
: If the function setup “Alarm BIT” is on YES, then
the alarm and 4
–
20mA output will be activated during a
manual BIT. Automatic extinguishing systems or any external
devices that may be activated during BIT must be
disconnected.
•
Verify that the detector is properly connected.
•
Initiate a manual BIT. After a few seconds the following
occurs:
•
Alarm relay is activated.
•
The 4
–
20mA output turns to 15mA for 3 seconds (only
if “Alarm BIT” is set to YES).
•
The LED stays red for 3 seconds.
•
Fault Relay stays N.O. during the test.
7.4.2
Testing with Flame Simulator Model FS-1100
on page 57.
This test simulates an exposure of the detector to a real fire condition. The
detector is exposed to radiation at the required detection level. As a result,
the detector will generate a fire alarm signal.