ENERGY SUPPORT CORPORATION DTF-201, Operation Manual, Page: 14 / 34

9
4-2 Start-up
Perform the basic start-up operation as follows.
①
When you turn ON the power to the analyzer, the
POWER LED lights up and Display 1 starts the
countdown. After 3 minutes, measurement can start.
Display 1 displays the countdown as follows.
3.00 -> 2.59 -> ... -> 0.01 -> 0.00 ->
Concentration display
The analyzer does not have a power switch, so provide
one externally.
②
Display 2 displays the output range No.
When range No. 1 is selected: 1
When range No. 2 is selected: 2
When range No. 3 is selected: 3
When range No. 4 is selected: 4
Checking and changing of each range is performed using
the receiver setting data (CH030 - 037).
If the concentration warning is output, the range No. is
not displayed, and AH (concentration high) or AL
(concentration low) is displayed.
For details, see page 16, 4-4 Procedure During
Operation, (2) Output Range Switching.
③
For gas calibration, see page 16, 4-4 Procedure During
Operation, (4) Gas Calibration.
O2 ANALYZER
ppm
％
O2
Vol
POWER
Display 1
Display 2
ENT
RANGE
Start-up operation
Turn power ON.
Check/change
Output range.
Gas calibration
Measurement