Vortex
61
Zero Suppression 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 4.4.2.
Zone 1, 2, 3 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.
ENDICES