Yokogawa IR200 - Manual (Page 67)

6 - 32
IM 11G02M01-01E
6.9 Calibration
6.9.1 Zero calibration
It is used for zero point adjustment. For zero
calibration gas, see 3.4 (3), Preparation for
standard gas in Sampling. Use a gas accord-
ing to application.
1. Press the
ZERO
key on the Measurement
screen to display the Manual Zero Cali-
bration screen.
2. Select the CH (component) to be cali-
brated by pressing the or key.
After selection, press the
ENT
key, and
zero gas will be supplied.
3. Wait until the indication is stabilized
with the zero gas supplied. After the
indication has been stabilized, press the
ENT
key. Zero calibration in Range
selected by the cursor is carried out.
For the CH (components) that is set to
“at once” in the “Zero Calibration” of the
Calibration Setting mode, zero calibration
is also carried out at the same time.
Caution
To close the "Zero Calibration " or
cancel this mode midway, press the ESC
key. A previous screen will return.
To close Zero Calibration
ESC
ZERO
ENT
To Measurement screen after
executing Manual Zero Calibration
( )
ENT