User Mode Summary - WatchGas NEO User Manual

NEO
Photo-ionization Detector
Self-tests include:
After self-tests, the instrument will show sensor
and instrument configuration information in
sequence. Once the numerical reading screen with icons is displayed, the instrument is
fully functional and ready for use.
OK
Ent Esc
Turning Off: Press and hold the Mode key for 3 seconds, and continue to hold for a
5-second countdown until "Unit off..." is displayed.

3.2 USER MODE SUMMARY

After being turned on, the NEO will be running in either of two Basic User Operating
Modes, which can be selected in the Monitor Set-Up sub-menu (see Configuration Mode
section):
3.2.1 HYGIENE MODE
This is the standard mode that displays real-time concentration readings, compares them
to alarm limits, performs TWA and STEL calculations and logs the data. It also show
varied auxiliary information and enables features such as rolling graph display and real-
time data transfer to a PC.
3.2.2 SEARCH MODE (LDAR SAMPLING)
This mode records up to 9999 individual sample readings during a window of time initiated
by the user. It is ideal for Leak Detection and Repair (LDAR) sampling. For detailed LDAR
sampling procedures, see the Configuration Mode section Monitor Set-Up sub-menu
(Operating Modes).
8