Instructions / Assembly
APPENDIX - B Water Calibration
The 825 meter is designed to be recalibrated 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 is most accurate.
Y
ou 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 at the same time and hold
for 3 seconds.
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
7
r1.02
NOT
FOR
RESALE
USE
MODEL
825
METER
The display will read the version of the software loaded
in the meter (example: "7r1.02").
2. Press button 3 to enter calibration mode.
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
GAL
NOT
FOR
RESALE
USE
MODEL
825
METER
The unit of measure will be displayed.
3. Press button 3 .
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
NOT
FOR
RESALE
USE
MODEL
825
METER
F I L L
The display will read "FILL".
4. Now dispense water into your container. "FILL" will
ash on the display.
5. After dispensing, press the ON button.
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
NOT
FOR
RESALE
USE
MODEL
825
METER
00.00
The left digit of the display will blink.
6. Press the 4 button to increment the digit to the
amount of uid dispensed (example: 05.00). Press the
ON button to move to the right.
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
Move to Right
Increment Number
If you make a mistake, press button 2 to start back at the
left- most digit.
7. After number is loaded, press the ON button again to
accept.
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
CAL
4
NOT
FOR
RESALE
USE
MODEL
825
METER
8. Display now shows .
CAL
4
Since you are calibrating with water, accept this by
pressing the ON button again. If calibrating with a uid
other than water, see Appendix-C. Display will again
show "7r1.02".
ON
A
C
C
U
M
.
T
O
T
A
L
2
R
E
S
E
T
T
O
Z
E
R
O
3
C
H
A
N
G
E
C
A
L
F
A
C
T
O
R
4
N
O
C
O
U
N
T
F
L
U
S
H
7
r1.02
NOT
FOR
RESALE
USE
MODEL
825
METER
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.
9. Press 2 to get back to the normal operating mode.
QT
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