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6.
O
zero adjustment
2
(1)
O
zero adjustment should be performed before O
2
(2)
O
zero adjustment procedure
2
Press CAL key for approx. 5 seconds or more to blink temperature display and
CO
display goes off. Press CAL key again to blink CO
2
display goes out. Press CAL key again to blink O
off. Input "20.0" with
If the O
display is "20.0", just press ENT key to come the adjustment to end.
2
7.
O
span adjustment
2
(1)
Perform in temperature, humidity, CO
(2)
O
span adjustment
2
Press CAL key for approx. 5 seconds or more to blink temperature display and
CO
display goes off. Press CAL key again to blink CO
2
display goes off. Press CAL key again to blink O
off. Input proper value with
(Note) 1) When O
O
zero/span adjustment.
2
2) Perform O
the density of more than 25%.
3) Make sure to perform CO
key and
key and
SV and O
PV are less than 15% or more than 25%, you can perform
2
2
span adjustment for the density of less than 15% individually with
2
adjustment after O
2
(N
) is charged.
2
2
display and other displays go
2
key and press ENT key.
and O
density stabilized.
2
2
display and other displays go
2
key and press ENT key.
adjustment is done.
2
30
display and temperature
2
display and temperature
2
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