PW-II
Service Manual
2
< Table of Contents >
1.
Introduction
............................................................................................................................... 4
1.1.
Preface
................................................................................................................................... 4
1.2.
Precaution
............................................................................................................................ 4
1.3.
Specifications
..................................................................................................................... 5
1.3.1.
PW-II Specifications
...................................................................................... 5
1.4.
Key
............................................................................................................................................ 6
1.5.
Sealing Method
................................................................................................................. 7
2.
Calibration
................................................................................................................................... 8
2.1.
General Calibration
......................................................................................................... 8
2.1.1.
C4 Setting
............................................................................................................. 9
2.1.1.1.
C4-1 Setting
................................................................................................. 9
2.1.1.2.
C4-2 Setting
................................................................................................. 9
2.1.1.3.
C4-3 Setting
................................................................................................. 9
2.1.1.4.
C4-4 Setting
................................................................................................. 9
2.1.1.5.
C4-5 & 4-6 Setting
................................................................................. 10
2.1.2.
SPAN Calibration Setting (C-3)
.............................................................. 10
2.1.3.
Gravity Constant Value Setting (C-9)
................................................ 11
2.1.4.
Displaying Real A/D Value (C-5)
.......................................................... 11
2.1.5.
How to confirm SPAN calibrated A/D value (C-1)
..................... 12
2.1.6.
Back to the normal weighing mode (C-0)
....................................... 12
2.1.7.
Calibration Block Diagram
........................................................................ 13
3.
The Schematics and Diagram
......................................................................................... 14
3.1.
System Block Diagram
................................................................................................ 14
3.2.
Circuit Diagram
............................................................................................................... 15
3.2.1.
Main
........................................................................................................................ 15
3.2.2.
A/D
......................................................................................................................... 16
4.
Exploded View
......................................................................................................................... 17
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