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825P-850P DIGITAL PULSE OUTPUT METERS
APPENDIX A
To Change Units of Measure
The units of measure can be changed to ounces (OZ), pints (PT),
quarts (QT), gallons (GAL), or liters (LITER) without recalibrating
the meter. If special units are desired, see note below.
2
4
1. Hold buttons
and
show current software revision level (i.e: r1.02).
3
2. Press button
. Display will show the current units.
3. To change units, press the
desired unit is displayed.
2
4. Press button
. Display will show firmware revision.
5. To return to normal operating mode press button
6. The units selected will be displayed. Current or accumulated
total will change to reflect the new units.
Special Units
To use special units, you need to know how many ounces are in
your special unit. Here is an example: You want to use "acres"
as your "special" unit. The fluid is to be applied at 18 ounces per
acre. These are the additional steps to set the meter to "special"
units (ignore steps 4 & 5 above):
1. After selecting "special" in step #3 above, press button
2. Enter the number of ounces in a special unit by pressing
button
4
to increment the digit, and the
move the flashing digit to the right. If you make a mistake,
press button
2
to start back at the left most digit. Per our
example, we would enter 018.0.
3. Press the
button again. Current firmware will display.
4. To get back to the normal operating mode, press button
Reset Accumulated Total
2
4
1. Press
and
simultaneously and hold for 3 seconds.
Display will read the version of the software loaded in the meter
(example: "r1.02").
sotera.com
for three seconds. Display will
button repeatedly until the
2
again.
button to
2
2. Press
to display accumulated total. If over 9999,
display will scroll across the screen.
3. Hold buttons
accumulated total.
4. Press button
2
Meter Check
You can check the calibration in your meter.
2
.
1. Set to CAL 4 (See "to change the calibration factor").
2. Hold button
3
and
Meter will display "FLSH".
3. Hold buttons
that indicates the pulses per unit used to calculate flow
(ie: pulses per gallon). When new, this number is between
120.0-127.0 pulses per gallon.
If you find a number higher than 127, recalibrate with water (see
.
Appendix B). If this number is lower than 120, the meter chamber
may need to be replaced.
2
4. Press
to get back to normal operating mode.
FLSH (Flush) Mode
The 825P/850P Meter can be flushed without adding to the
totalizer. Turn meter on by pressing the
3
4
Press
and
simultaneously and hold for 3 seconds. Display
will show FLSH. Flush meter with suitable fluid (water is suitable
for most herbicides). When completed, press
mode and return to normal operation. Quantity of fluid flushed
will not be added to total.
INSTALLATION AND OPERATION MANUAL
4
and
for 5 seconds to reset
twice to get back to normal operating mode.
4
for 3 seconds.
&
3
together. A number will display
button.
2
to leave FLSH
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