YOKOGAWA IR400 series, User Manual

Page: 65 / 121

<6. SETTING AND CALIBRATION>
6-24
IM 11G02N01-01E
Caution
“Auto Zero Calibration” screen
Example
In case where setting the auto calibration components (see Item 6.2.4) to “Ch1: enable” and “Ch2:
enable”
• Zero calibration
A message, “ZERO cal.” blinks
at Ch1 and Ch2.
ZERO cal.
ZERO cal.
C h O
2
0-25
vol%
C h
CO
0-100
ppm
C h
CO
2
0-10
vol%
C h
SO
2
0-100
ppm
C h NO
X
0-100
ppm
0 5
0 3
.
.
0 0 0
.
0 0
.
2 1 0 2
.
ZERO cal.
ZERO cal.
F6_5_2gamen.ai
During auto zero calibration, any key operation is not permitted other than operations such as key
lock ON/OFF and “Stop Auto Zero Calibration.”
When the key lock is set at ON, even the “Stop Auto Zero Calibration” cannot be used.
To stop “auto zero calibration” forcedly, set the key lock to OFF and then execute
“Auto Zero Calibration Stop.”