Honeywell Vertex M Technical Handbook page 51

Vertex M 24-Point Continuous Monitor
TM
Select to display concentrations in milligrams
per cubic meter. If this option is not selected,
Vertex M displays concentrations in
parts-per-million (ppm) or parts-per-billion (ppb).
to a configuration profile. The profile revision
Section 3 - Startup
Use mg/m3 units
Allows the user to assign a revision number
number is not associated with software
User File Rev
version numbers.
3-16
Profile Description
Enter a descriptive name for the
configuration profile. You may use
up to 32 characters.