VESDA Sensepoint XCL – Large Bore Installation Manual
VESDA
3
www.xtralis.com
1.4
Detectable Gases
VESDA Sensepoint XCL – Large Bore is available for the detection of the following gases:
l
Carbon Monoxide (CO, ppm)
l
Flammable (CAT) – Methane, Hydrogen, Propane, Ethanol, Butane, etc. (% LEL)
l
Carbon Dioxide (CO
2
, ppm, % v/v)
l
Hydrogen (H
2
, ppm)
l
Hydrogen Sulphide (H
2
S, ppm)
l
Nitrogen Dioxide (NO
2
,ppm)
l
Ammonia (NH
3
, ppm)
l
Oxygen (O
2
, % v/v)
1.5
Detector Versions
The 4-way terminal block(s) provide connection for both the gas detector output and the power supply.
Assignment of the terminals and additional terminal blocks will vary dependent on the version.
Analog (mA) Output Versions
Legend
1
+24 V DC or 24 V AC
2
0V or 24V AC
3
4 to 20 mA
4
Common
For details on wiring for the analog output version, see "Wiring of mA Output Versions" and "Current
Source/Sink Selection".
Modbus Output Versions
Legend
1
+24 V DC or 24 V AC
2
0V or 24V AC
3
A
4
B
Use of the Sensepoint App is required to change the configuration settings of the Modbus RTU interface.
1.6
Relay Output
Legend
1
Relay No. 1
2
Relay No. 2
Where fitted, there are two configurable relays which can be used to control or signal to external devices, such
as audible and visual alarms and other control systems.
Summary of Contents for VESDA Sensepoint XCL
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