SYSTEM DESIGN INFORMATION
14
4.1.8 REMOTE LED
An external LED indicator can be connected to the detector. The output follows the indications of
the alarm LED. The connection is as follows:
Note: The external LED output should be used for visual indication only. It should not
be used for signalling alarms to other equipment
4.2 MECHANICAL CHARACTERISTICS
4.2.1 DIMENSIONS (SEE FIGURES 11 AND 12)
Height: 138.8 mm
Width: 152.8 mm
Depth: 91.7 mm
Weight: 3.96 kg
Mounting bracket
weight: 1.54 kg
4.2.2 MATERIALS
Enclosure: Stainless steel 316L, ANC4BFCLC to BS 3146: Part 2
Detection window: Sapphire
Camera window: Toughened glass
Guard/label plate: Stainless steel 316S16 to BS 1449: Part 2
Mounting bracket: Stainless steel 316S16 to BS 1449: Part 2
Screws etc. Exposed
to the elements: Stainless steel 316 A4
Electronic modules: Fibreglass substrate
DETECTOR
+12V
140R
R
*
0V
* OPTIONAL CURRENT LIMITING RESISTOR
REMOTE ALARM
LED OUTPUT
Fig. 10 Remote LED Wiring Diagram
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