Disable Calibration With Dip Sw.(S1); Offset And Span Value Data - Intelligent Weighing Technology AM-3000 Maintenance Manual

Auto Calibration Procedures:
1 Turn scale off
2 Press and hold MODE, then turn scale on.
3 Scale displays CAL?
4 Press MODE
5 Scale displays LOAD XXXX or XXXX
6 Load calibration load according to above table.
7 Wait until the scale disp lay DONE and starts count down.
8 Calibration completed and scale is ready for operation.

3.3 DISABLE CALIBRATION WITH DIP SW.(S1)

The DIP SW.#1 is used to control calibration. Push this switch
to ON position to disable calibrat ion.

3.4 OFFSET AND SPAN VALUE DATA

OFFSET AND SPAN VALUE DATA TABLE
Model Offset
Number Value
(Thousand)
AM-3000 10~14
AM-6000 10~14
AM-15K 10~14
AM-30K 10-14
READING OFFSET VALUE
1 Turn scale of f
2 Remove all load from platter
3 Enter F.3 and read the offset value
READING SPAN VALUE
1 Turn scale off
2 Remove all load from platter
3 Enter F.1
4 Press ZERO
5 Apply load to platter. Span value according to load
applied will be displayed.
HOW TO ADJUST OFFSET VALUE
In case the offset value is out of range, adjust the trimmer
located at VR1 on the mainboard to obtain corr e ct offset value.
Span Value(Thousand) at
Various Load Applied
10~15 at 20~30 at
1kg 2kg
10~15 at 20~30 at
2kg 4kg
10-15 at 20-30 at 10kg VR1 Trimmer
5kg
10~15 at 20~30 at 20kg VR1 Trimmer
10kg
Offset Span Control(Ohm)
Control
VR1 Trimmer 35K
VR1 Trimmer 23.2K
25K
15K
R1A
9