B&C Electronics CL 7685
Operator’s Manual - Rev. C - 05/05
- 22 –
6 CALIBRATION SEQUENCES
The following procedures will be available whenever the instrument has the keyboard unlocked.
To unlock the keyboard follow the procedures mentioned in chapter "Configuration".
The following procedures allows the sensors calibration, the Set-point and alarms parameters
programming.
6.1 OPERATING MODE SELECTION
Normally the instrument works in automatic mode.
1. [MODE] to go to
_
D0 |0.700 ppm à A ì B|
2. [CAL] to access the operation mode selection
3. [/\] [\/] to select one of the following display
_
|CAL MODE:AUTO | (MEAS or SIM)
[MODE] to stop the procedure and to go back to D0
4. [ENT] - to confirm the selected operating mode
- to go back to D0
MESSAGE
_
| " UPDATE "
| selection memorized
6.2 ZERO AND SENSITIVITY CALIBRATION
Zero calibration
1. [MODE] to go to
_
D1 | 0.700 ppm Cl2 |
2. [CAL] to access the calibration sequences
_
|ZERO: 0.5 µA
| Zero visualization
[ENT] - to confirm the displayed value
- to access the sensitivity cell
visualization/calibration
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