Linearity Calibration - KERN PNJ Service Manual

7.6 Linearity calibration

To enter the service mode (verified scale) you have to slide the switch on the PCB in the On position.
No. Action
1
While holding down
display.
2 Release the keys
3 When the scale after a brief wait shifts to weighing mode,
hold down until the display shows.
4 Hold F until
5
With a empty weighing pan, press first
together and release both
6 on 0 starts blinking
7 Follow the steps at the display
8 After busy appears, the sclae shifts to the weighing mode
9 Turn off the scale
10 Turn on.
Setting the cumulative weight table for linearity adjustment
( ): Cumulative tital of weights on the scale
Capacity
620 g
Display
on 0 0 g
(0 g)
on 1 150 g
(150 g)
on 2 150 g
(300 g)
on 3 150 g
(450 g)
on 4 170 g
(620 g)
Used 100 g x 4
Weights 50 g x 4
20 g x 1
- 19 -
and , press ON to turn on the
and
3200 g
0 g 0 g
(0 g) (0 g)
500 g 3 kg
(500 g) (3 kg)
1000 g 3 kg
(1500 g) (6 kg)
1000 g 3 kg
(2500 g) (9 kg)
700 g 3 kg
(3200 g) (12 kg)
1000 g x 2 2 kg x 4
500 g x 2 1 kg x 4
200 g x 1
Result / display
Calibration mode
FUNC
CAL2
On 0
Zero point calibration
On 1 to on 4
Weighing mode
12000 g
PNJ_PNS-SH-e-2011