3 calibration, 1 calibration menu, Figure 3-5. calibration menu – Rice Lake 120 Plus Digital Weight Indicator User Manual
Page 22: Table 3-4. calibration menu, 2 front panel calibration
18
120Plus Digital Weight Indicator Technical Manual
3.3
Calibration
3.3.1
Calibration Menu
This menu is used to calibrate the indicator. To configure items from this menu, enter configuration mode and then
press the right arrow key twice.
CAL
indicates that the machine is calibrating the selected value. The Calibration menu is shown below:
Figure 3-5. Calibration Menu
The following table describes the various calibration options (values in bold are default values).
3.3.2
Front Panel Calibration
To calibrate the indicator using the front panel, do the following:
1. Place the indicator in configuration mode by pressing the setup switch in the back (See figure 1-3). The
display reads
CONFIG
. Remove all weight from the scale platform. If your test weights require hooks or
chains, place the hooks or chains on the scale for zero calibration.
2. Press the
6
key until the display reads
CALIBR
. Press the
8
key to navigate to zero calibration (
WZERO
).
3. With
WZERO
displayed, press the
enter
key to calibrate zero. The indicator displays
CAL
while calibration
is in progress. When complete,
WVAL
is displayed.
4. With
WVAL
displayed, place test weights on the scale and press the
8
key to show the test weight value.
Press the
enter
key again; the last digit of the displayed value blinks. Press the
clear
key to clear the value,
then use the numeric keys (0-9) to enter the test weight value. Press the
enter
key to save the test weight
value and navigate to span calibration (
WSPAN
).
5. With
WSPAN
displayed, press the
enter
key to calibrate span. The indicator displays
CAL
while calibration
Parameter
Options
Description
Weight Zero
None
Displays zero calibration weight value. Do not adjust this value
after WSPAN has been set.
Weight Value
250
Test_weight
Displays and edits the test weight value.
Weight Span
None
Displays span calibration weight value.
Rezero
None
Removes an offset value from the zero and span calibrations.
Use this setting only after WZERO and WSPAN have been
set.
Latitude
45
The latitude in degrees at the place of calibration
Elevation
345
The elevation in meters at the place of calibration
Table 3-4. Calibration Menu
CALIBRATION
WEIGHT ZERO
WEIGHT VALUE
WEIGHT SPAN
10000
REZERO
Press Enter to remove
offset from zero and
span calibration
Press Enter to acquire
span calibration A/D
count value
Press Enter to acquire
zero calibration A/D
count value
LATITUDE
ELEVATION
45
345
L A T I T D
E L E U T N