Operation
5.4 Operating functions
OXYMAT 64
66
Operating Instructions, 06/2008, A5E00880383-03
7.
Check the flow on the front panel rotameter. The flow must be constant at 125 ml/min.
8.
Observe the display and wait until the measured value has stabilized and the sensor
temperature is within the permissible tolerance of ± 0.1 °C.
9.
Press the softkey 'Trigger calibration procedure' and follow the input steps shown on the
display.
10.
Press the softkey 'Continue to span calibration'. The following display is output:
ABBRUCH
26 Adjust sensor
O
2
Setpoint : 15.00 vpm
Act.value: 206400.00vpm
T Sensor : 650.0 °C
Please connect span gas
Start calibration
CANCEL
Figure 5-24 Span calibration
Note
The activated calibration gas relay is then switched.
11.
To calibrate the span of the sensor signal, connect the calibration gas to the sample gas
inlet. Ensure that the input pressure is correct. It must correspond to the pressure values
in step 3.
12.
Check the flow on the front panel rotameter. The flow must be constant at 125 ml/min.
13.
Press the softkey 'Trigger calibration procedure' and follow the input steps shown on the
display.
If the message 'Calibration successful' is displayed, the calibration has been completed.
If an error occurs during the calibration, you can use function 75 (save/load data / load user
data) to reload the old calibration data.