Doc. # 5016
BM-185D/285D/286D
Rev. A
Operation and Service Manual
6.5 LOAD CELL CENTRAL CALIBRATION
Front panel switches:
MENU (>): Pressing this will enter menu and advance to next menu item.
PEAK (>): Pressing this will select a menu item to allow adjusting parameters.
RESET (up arrow): Pressing this when adjusting parameters advances the parameter.
MENU (<) ALARMS: Pressing this will return to the previous menu item.
Field Calibration:
1.
Press
MENU
and "
Lo In
" is displayed. Make sure there is no weight on the platform.
2.
Press
PEAK
to take a
Lo In
reading. When value is displayed, press
RESET
to store the
value.
3.
Press
MENU
to advance to "
Hi In
". Place a known calibrated weight on the platform
before proceeding.
4.
Press
PEAK
to take a
Hi In
reading. When value is displayed, press
RESET
to store the
value.
NOTE
:
You can leave the weight on the platform to QC the calibration after the controller
resets.
5.
Press
MENU
, "
Lo rd
" is displayed. Press
PEAK
, Verify value is 00000. If value is
indeed 00000, then store the value by pressing
MENU
. If the value isn't 00000, make it so
and press
RESET
.
6.
Press
MENU
, "
Hi rd
" is displayed. Press
PEAK
and enter the weight that was on the
platform when "
Hi In
" was read. To do so, position the flashing digit over the number
requiring a change by pressing
PEAK.
Press
RESET
to increase the value of the digit.
When satisfied, press
MENU
to store the value. A 25lb weight would be entered as
025.00.
7.
Continue to press
MENU
until the unit resets.
8.
Verify the weight being displayed is the same as the weight that is on the platform.
PAGE 50
