Honeywell Vertex M Technical Handbook page 59

Vertex M 24-Point Continuous Monitor
TM
Units
Selects the unit of measure to display target gas concentrations.
This selection applies to this screen only and does not effect
displays during normal operation or events.
Parts-per-million or parts-ber-billion.
See
Displays target gas as a percentage
Appendix A Detectable Gases
Displays target gas concentration
Section 3 - Startup
Unit choices are:
Appendix A Detectable Gases
for definition.
of the threshold limit value. See
list of the TLV for each target gas.
as a percentage of the full-scale
concentration.
See Appendix A Detectable
Gases for a list of the full scale
concentration for each target gas.
Displays gas concentration
in milligrams per cubic meter.
PPx
%TLV
for a
%F/S
mg/m3
3-24