Vortex Manual Appendix A
Issue 7 December 2009 59
One side of a sink detector is connected directly to ground. The
relevant channel should be configured for the detector used. See
the detector specification sheet to see whether it is source, sink
or dual.
Source (detector
configuration)
One side of a source detector is connected directly to the supply.
The relevant channel should be configured for the detector used.
See the detector specification sheet to see whether it is source,
sink or dual.
Single Pole Changeover; a type of relay.
Steel wire armoured, a type of cable which is enclosed in steel
The process of offsetting inputs to account for detectors which
An option that applies to gas detectors. When this option is
selected (the default), readings less than 3% of full scale are
suppressed to zero. See section 0.
In the Vortex system, refers to the four detector channels in one
Quad Channel Input Module. Not to be confused with the
standard terms used in classifying hazardous areas.
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