Notes on CGI mode:
•
This mode has PPM autoranging to LEL, and, LEL
autoranging to Vol Gas.
•
The pump can be switched OFF.
•
Manual datalogging is enabled.
Summary of CGI Button Operation
CGI
Button 1
CGI
Button 2
CSM
Button 3
PURGE
Button 4
TRAC
Figure 3-5 CGI Button Operation
Double
Single Press
Press
Toggles Pump
Switch OFF
– –
OFF / ON
Instrument
–
Zero
Manual
All ranges
–
Press and
Hold
Switch ON
Instrument
–
–
–
Log
–
–
OPERATION
3-5