envea VIEW 370, Руководство пользователя

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Appendix A – Scaling VIEW 370/373
42
(PC-000855-MA Issue 6, December 2021)
ENVEA UK Ltd
4. Set the Start Time by using the LEFT/RIGHT arrow keys to move between
fields and pressing the + / – keys to adjust the values.
The control unit will now search the logs and calculate and display the Sensor
Average. A
Max Reading is also displayed. By comparing the maximum reading
to the sensor average, it is possible to judge if the sensor readings were steady
during the period.
NOTE
The log type used for the calculation is displayed to the right of the
‘Max Reading’ value. – The LT log is only available on the VIEW
373.
Calculating the Scaling Factor
Calculate the Scaling Factor manually
1. Record the Sensor Average.
2. Obtain the isokinetic sampling test result.
3. Calculate the Scaling Factor (see
C
ALCULATING THE
S
CALING
F
ACTOR
above).
Update the new Scaling Factor in the Control Unit
1. Select Setup | More Settings | Edit an Existing Device .
2. Select the device to edit and enter the Scaling Factor.
3. Select Save to store the settings and return to the main menu.
Calculating the Scaling Factor: Automatic Method
1. Obtain and enter the isokinetic sampling test result.
2. Select Calc to perform the calculation and display the new Scaling
Factor.
a. If the new Scaling Factor is acceptable, select Save to automatically
update it in the sensor configuration and return to the main QA menu
screen.
b. If the new Scaling Factor is not acceptable, press Back to return the
calculation screen and repeat the calculation procedure, or select
Cancel to return to the main QA menu screen.