RKI Instruments GX-8000(H4-0050) - Manual (Page 5)

2 Regular Maintenance Mode
- 5 - GX-8000
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Fresh air
adjustment
=> P16
In the detection mode, keep T pressed and press
the DISPLAY switch. When the buzzer beeps,
release the switches.
Calibration mode
AIR CAL
Perform the fresh air adjustment.
Zero adjustment
for high-
concentration
combustible
gases
=> P20
VOLZ.CAL
Perform the zero adjustment for
high-concentration combustible gases.
Simultaneous
span adjustment
for all channels
=> P18
AUTO CAL
Perform the span adjustment simultaneously for all
channels.
(Set the span gas concentration in advance and
make adjustment at once.)
Span adjustment
for each channel
=> P19
ONE CAL
Perform the span adjustment for each channel.
(While gas is supplied, perform span adjustment
using UP/DOWN.)
Bump test
=> P6
BUMP
Perform the bump test.
Detection mode NORMAL
Exit the calibration mode.