Teledyne First Responder CG, User Handbook Manual, Page: 80 / 104

B-4
FIELD CALIBRATION FIRST RESPONDER CG - USER HANDBOOK
–
Single Press Double Press
Press and
Hold
Toggle Pump
On / Off
Increase
Set Point
Exit SPAN
Without CAL
Exit SPAN
With CAL
Decrease
Set Point
Zero Current
Range
Save CAL Data
Exit CAL Mode Enter SPAN Mode
Next Range
–
Button 1
Button 2
Button 3
Button 4
TRAC
PURGE
CSM
CGI
Fig. B-4 FCM Button Functions
Zeroing the Instrument
Note: There is no requirement to calibrate EXT range.
1. Enter FCM. See the previous section ENTERING
FCM.
2. Double press (Button 2) to zero current gas
range.
3. Press (Button 2) to select the next gas range.
4. Repeat steps 2 and 3 until all gas ranges have been
zeroed.
5. Proceed to FIELD CALIBRATION PROCEDURE to
calibrate the instrument.