Zero adjustment
To enter the zero adjustment procedure
Display the current value "zero".
To adjust value “ zero ” if necessary
(in reality, 1 pression on "+" or "-" put the value to "0")
to enter the zero adjustment
3.3. Adjusting the sensitivity [TX2000(+) and OX 2000(+)] :
• Position the gas inlet pipe level with the sensor
• Connect up the hose from the calibration kit and inject the standard gas
( >30% range of the gas detected otherwise only the zero will be confirmed
[auto-zero] for toxic version), maintaining a flow rate of 30 l/h.
• In oxygenometer version, this adjustement can be done without gas but be
sure to be in clean air.
Then continue scrolling the calibration menu:
Display the adjustment of sensitivity
To enter the sensitivity adjustment procedure
Display the measurement corresponding almost to the value of standard gas :
Wait for the signal to stabilize.
-0-
-S-
I00
OR
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