CAS Corporation ER PLUS Series Manuale utente

ERPLUS Service Manual

1 9/27/2010

ERPLUS SERVICE MANUAL

ERPLUS Service Manual

2 9/27/2010

< Table of Contents >

1. Introduction ............................................................................................................................... 4

1.1. Preface .................................................................................................................................... 4

1.2. Precaution............................................................................................................................. 4

1.3. Specification ........................................................................................................................ 5

1.3.1. Kilogram (kg) Version.............................................................5

1.3.2. Pound (lb) Version .................................................................6

1.4. ERPLUS LCD Version............................................................................................................ 7

1.5. ERPLUS VFD Version ........................................................................................................... 7

1.6. ERPLUS LED Version............................................................................................................ 7

1.7. ERPLUS-M LCD Version........................................................................................................ 7

1.8. ERPLUS-M LED Version........................................................................................................ 7

1.9. Dimension.............................................................................................................................. 8

1.10. Sealing Method.......................................................................................................... 9

2. Calibration................................................................................................................................. 11

2.1. General Calibration........................................................................................................ 11

2.1.1. C4 Setting........................................................................... 12

2.1.1.1. C4-1 Setting (AD) ........................................................ 12

2.1.1.2. C4-2 Setting (Sale functions) ...................................... 12

2.1.1.3. C4-3 Setting (Sale functions) ...................................... 13

2.1.1.4. C4-4 Setting (Sale functions) ...................................... 13

2.1.1.5. C4-5 Setting (Sale functions) ...................................... 13

2.1.2. SPAN Calibration Setting (C-3)............................................... 14

2.1.3. Gravity Constant Value Setting (C-9) ...................................... 14

2.1.4. Calibration factor Setting (C-10). ........................................... 14

2.1.5. Displaying Raw A/D Value (C-5) ............................................. 16

2.1.6. Allocate Function Key Codes to Changeable keys (C-6).............. 17

2.1.7. Percent Calibration (C-7)....................................................... 19

2.1.8. Battery Calibration (C-8)....................................................... 19

3. The Schematics and Diagram......................................................................................... 20

3.1. System Block Diagram................................................................................................. 20

4. Exploded View......................................................................................................................... 21

5. Load Cell drawing.................................................................................................................. 23

6. Part Location............................................................................................................................ 24

6.1. ERPLUS LCD Version.......................................................................................................... 24

6.1.1.1. Main PCB Part Location................................................ 24

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ERPLUS LCD MAIN .................................................................................. 24

6.1.1.2. FRONT DISPLAY PCB Part Location.............................. 25

ERPLUS LCD FRONT DISPLAY.................................................................... 25

6.1.1.3. REAR DISPLAY PCB Part Location ................................ 26

ERPLUS LCD REAR DISPLAY...................................................................... 26

6.1.1.4. POLE DISPLAY PCB Part Location ................................ 27

ERPLUS LCD FRONT DISPLAY.................................................................... 27

ERPLUS LCD REAR DISPLAY...................................................................... 28

6.1.2. ERPLUS VFD Version ............................................................... 29

6.1.2.1. Main PCB Part Location................................................ 29

ERPLUS VFD MAIN .................................................................................. 29

6.1.2.2. VFD FRONT DISPLAY PCB Part Location..................... 30

ERPLUS VFD FRONT DISPLAY.................................................................... 30

6.1.2.3. VFD REAR DISPLAY PCB Part Location......................... 31

ERPLUS VFD REAR DISPLAY...................................................................... 31

6.1.2.4. POLE DISPLAY PCB Part Location ................................ 32

ERPLUS VFD POLE DISPLAY TYPE #1 ......................................................... 32

ERPLUS VFD POLE DISPLAY TYPE #2 ......................................................... 33

6.1.3. ERPLUS LED Version ............................................................... 34

6.1.3.1. Main PCB Part Location................................................ 34

6.1.3.2. FRONT DISPLAY PCB Part Location.............................. 35

6.1.3.3. REAR DISPLAY PCB Part Location ................................ 36

6.1.4. ERPLUS-M LCD Version ............................................................. 37

6.1.4.1. Main PCB Part Location................................................ 37

6.1.4.2. Front Display PCB Part Location .................................. 38

6.1.4.3. Rear Display PCB Part Location.................................... 39

6.1.5. ERPLUS-M LED Version ............................................................. 40

6.1.5.1. Main PCB Part Location................................................ 40

6.1.5.2. Front Display PCB Part Location .................................. 41

6.1.5.3. Rear Display PCB Part Location.................................... 42

6.1.6. COMMON PCB...................................................................... 43

6.1.6.1. RS-232 MODULE PCB Part Location.............................. 43

RS-232 PCB (TOP) ................................................................................ 43

RS-232 PCB (BOTTOM) ......................................................................... 43

6.1.6.2. KEY PCB Part Location (Pb) ......................................... 44

7. Error Messages & Solution............................................................................................... 45

8. Part List....................................................................................................................................... 46

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Introduction

1.1. Preface

Thank you for purchasing of our CAS scale.

This scale has been designed with CAS reliability, under rigid quality control

and with outstanding performance.

We hope that your departments enjoy with high quality of CAS product.

This manual will help you with proper operations and care of the ER series.

Please keep it handy for the future references.

1.2. Precaution

•Make sure that you plug your scale into the proper power outlet.

•Place the scale on a flat and stable surface.

•Plug into a power outlet 30 minutes before operations.

•Keep the scale away from strong EMI noises may cause incorrect weight readings.

•This scale must be installed in a dry and liquid free environment.

•Do not subject the scale to sudden temperature changes.

•Do not subject the platter to sudden shocks.

•If the scale is not properly level, please adjust the 4 legs at the bottom of the

scale (turn legs clockwise or counterclockwise) so as to center the bubble of the

leveling gauge inside the indicated circle.

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1.3. Specification

1.3.1.Kilogram (kg) Version

ERPLUS – 6 ERPLUS – 15 ERPLUS – 30

Capacity

Dual Interval

3 kg / 0.001 kg

6 kg / 0.002 kg

Dual Interval

6 kg / 0.002 kg

15 kg / 0.005 kg

Dual Interval

15 kg / 0.005 kg

30 kg / 0.01 kg

Internal

Resolution 1 / 60,000 1 / 60,000 1 / 60,000

External

Resolution 1 / 3,000 1 / 3,000 1 / 3,000

Display ER PLUS : 5 / 6 / 6 (Weight/Unit Price/Total Price)

ER PLUS-M : 6 / 6 / 8 (Weight/Unit Price/Total Price)

Symbols Power, Zero, Tare, Low battery, Backlight (Option for LCD version)

Interface RS – 232C (Printer Option)

Keys

ZERO(ESC), TARE, MODE, SET(ENTER),

NUMERICAL KEY(0~9),C, POWER ON/OFF, ‘+’,’-‘,’x’,’Σ’,

DIRECT PLU KEY(M1~M5), PLU SAVE, CALL-UP KEY

€ (Euro currency convertible keys)

Function

Weighting

AUTO POWER OFF

BACK LIGHT AUTO ON/OFF

PLU

PRINTER INTERFACE (RS-232)

Product Size Pole Type : 360 (W) x 350 (D) x 410 (H)

Standard Type : 360 (W) x 350 (D) x 106 (H)

Product

Weight

Pole Type : 5.5kg

Standard Type : 4.7kg

Platter Size 304 (W) X 220 (D)

Operating

Temperature - 10 °C ~ +40 °C

Options

Rechargeable Battery

BACK LIGHT (LCD ONLY)

Dry Battery

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1.3.2.Pound (lb) Version

ERPLUS – 15LB ERPLUS – 30LB ERPLUS – 60LB

Capacity

Dual Interval

6 lb / 0.002 lb

15 lb / 0.005 lb

Dual Interval

15 lb / 0.005 lb

30 lb / 0.01 lb

Dual Interval

30 lb / 0.01 lb

60 lb / 0.02 lb

Internal

Resolution 1 / 60,000 1 / 60,000 1 / 60,000

External

Resolution 1 / 3,000 1 / 3,000 1 / 3,000

Display ER PLUS : 5 / 6 / 6 (Weight/Unit Price/Total Price)

ER PLUS-M : 6 / 6 / 8 (Weight/Unit Price/Total Price)

Symbols Power, Zero, Tare, Low battery, Backlight (Option for LCD version)

Interface RS – 232C (Printer Option)

Keys

ZERO(ESC), TARE, MODE, SET(ENTER),

NUMERICAL KEY(0~9),C, POWER ON/OFF, ‘+’,’-‘,’x’,’Σ’,

DIRECT PLU KEY(M1~M5), PLU SAVE, CALL-UP KEY

€ (Euro currency convertible keys).

Functions

Weighting

AUTO POWER OFF

BACK LIGHT AUTO ON/OFF

PLU

PRINTER INTERFACE (RS-232)

Product Size Pole Type : 360 (W) x 350 (D) x 410 (H)

Standard Type : 360 (W) x 350 (D) x 106 (H)

Product

Weight

Pole Type : 5.5kg

Standard Type : 4.7kg

Platter Size 304 (W) X 220 (D)

Operating

Temperature - 10 °C ~ +40 °C

Options

Rechargeable Battery

BACK LIGHT (LCD ONLY)

Dry Battery

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1.4. ERPLUS LCD Version

1.5. ERPLUS VFD Version

1.6. ERPLUS LED Version

1.7. ERPLUS-M LCD Version

1.8. ERPLUS-M LED Version

ER-6KG/15LB ER-15KG/30LB ER-30KG/60LB

Display Three LCD displays for Weight, Unit price and Total price(6/6/6digits)

POWER LED