Scale Calibration - Detecto WPB Series Owner's Manual

Your Model WPB Series Waterproof General Bench Scale was calibrated at the factory and
should not require adjustment. If the scale should need re-calibration, the following describes
the calibration procedure. To maintain the high degree of accuracy of the scale, a qualified
technician should perform this function.
IMPORTANT! Scale calibration requires removing two (2) screws and the
calibration switch cover (between the front feet) to change the calibration
switch setting. Refer to the image below.
1. Turn the scale over so that the feet are facing up, and locate the two (2) screws securing
the calibration switch cover between the front feet.
2. Remove the screws, and then remove the cover, breaking the calibration seal and
exposing the calibration switch.
CALIBRATION DISABLED
3. Move the calibration switch to the right as shown in the right image above.
4. Return the scale to the upright position.
5. Press and hold the
6. The scale will perform a display test, and then change to show
the LEDs turned on.
7. With the scale tray empty, press the
8. The display will change to show
9. Place a test weight equal to 1/3, 2/3, or full capacity on the scale tray.
10. The display will change to show
is 2/3 capacity), or
momentarily, and then count backward until the weight display is showing.
11. Remove the test weight from the tray. The calibration is complete and the scale is ready
for normal operation.
8525-0380-0M Rev B WPB Series Owner's Manual

SCALE CALIBRATION

Remove these screws
and cover to access
the calibration switch.
T
key, and then press the
0
momentarily, and then change to show s
(if weight used is 1/3 capacity),
(if weight used is full capacity), change to show to
CALIBRATION ENABLED
key to turn the scale on.
key. This will set the zero weight of the scale.
on the display with all
.
(if weight used
ss
15