Operation (end to end supervision)
• Sampling point and sampling tube integrity
• Affected port identification
• Automatic at programmable period or user initiated cycle
Breakage
Blockage
Control
Circuitry
1
2
3
6
7
12
14
16
18
20
22
24
26
28
30
32
4
8
9
10
11
13
15
1719
21
23
25
27
29
31
40
Rotary
Valve
Smoke Sensor
Remote
Sampling Point
Central Test Port
Manifold
Pump
Centralized smoke testing
• Manual test function enabled at
the detector
• Normally closed test ports
manually opened and smoke
tests performed to confirm smoke
chamber operation
• Upon detection of smoke alarm is
raised
• Signalling verified at FACP
• Upon completion System is
restored to normal operating
condition
50
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