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825P-850P DIGITAL PULSE OUTPUT METERS
APPENDIX B – Water Calibration
The 825P / 850P meter is designed to be re-calibrated with water
for safe handling. Over time, the chamber inside the meter will
wear. Recalibrating the meter with clean water will insure that
Table #1 (calibration table page 6) is most accurate.
You will need a container of known volume, at least 5 gallons or
larger. Do not exceed a 60 gallon container.
1. Press the
2
&
4
buttons simultaneously and hold
for 3 seconds.
The display will read the version of the software loaded in the
meter (example: "r1.02").
2. Press button
3
to enter calibration mode.
The unit of measure will be displayed.
3. Press button
3
.
The display will read "FILL".
4. Now dispense water into your container. "FILL" will flash on
the display.
5. After dispensing, press the
The left digit of the display will blink.
sotera.com
button.
INSTALLATION AND OPERATION MANUAL
4
6. Press the
button to increment the digit to the amount of
fluid dispensed (example: 05.00). Press the
move to the right.
If you make a mistake, press button
left-most digit.
7. After number is loaded, press the
to accept.
8. Display now shows
Since you are calibrating with water, accept this by pressing
the
button again. If calibrating with a fluid other than
water, see Appendix C. Display will again show "r1.02".
NOTE: If the value entered is out of an acceptable range, the
display will read "Err0" and the meter will revert to the previous
settings. See Troubleshooting Guide for more information.
2
9. Press
to get back to the normal operating mode.
button to
2
to start back at the
button again
.
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