OHAUS Valor 1000W, Руководство по обслуживанию

Страница: 6 / 44

TABLE OF CONTENTS
Valor
™ 1000W Series Service Manual
ii Ohaus Corporation www.ohaus.com
Appendix A STANDARD CALIBRATION
A.1 Setup and Calibration .............................................................................................. A-1
LIST OF TABLES
TABLE NO. TITLE Page No.
1-1 Specifications (G Models) ....................................................................................1-2
1-2 Specifications (Non-G Models) ............................................................................1-3
1-3 Functions of Display Controls ..............................................................................1-4
2-1 Load Cell Resistance Readings (in Ohms) ..........................................................2-2
2-2 Color Code for Load Cell Wiring ..........................................................................2-2
2-3 Load Cell Output Readings (in mV with 5V Excitation) .........................................2-3
2-4 Diagnostic Guide .................................................................................................2-2
3-1 Mounting Bolt Torque Settings .............................................................................3-5
4-1 Calibration Mass Values ......................................................................................4-1
4-2 Repeatability Worksheet ......................................................................................4-4
4-3 Linearity Test Masses ..........................................................................................4-5
5-1 Valor 1000W (V11PW3) Scales: Parts .................................................................5-3
5-2 Valor 1000W (V11PW6) Scales: Parts .................................................................5-5
5-2 Valor 1000W (V11PW15) Scales: Parts ...............................................................5-7
5-2 Valor 1000W (V11PW30) Scales: Parts ...............................................................5-9
LIST OF ILLUSTRATIONS
FIGURE NO. TITLE
1-1. Valor 1000W Control Panel .................................................................................1-4
1-2 Strain Gauge Load Cell .......................................................................................1-5
1-3 Downward force on the Platform bends the beam................................................1-5
1-4 Route of electrical Load Cell input and output through Wheatstone Bridge ..........1-6
2-1 Load Cell wire connections to Main PCB .............................................................2-3
3-1 Valor 1000W Bottom ............................................................................................3-2
3-2 PCP Housing .......................................................................................................3-2
3-3 Main Printed Circuit Board ...................................................................................3-3
3-4 Rear Display PCB (installed) ...............................................................................3-3
3-5 Removing bolts holding bottom housing to the Load Cell .....................................3-4
3-6 Removing screws holding top housing to the Load Cell .......................................3-4
3-7 Rechargeable battery ..........................................................................................3-5
4-1 Segment Display .................................................................................................4-1
4-2 Scale drawing of Valor 1000W Load Cell and Weighing Pan ...............................4-6
5-1 Valor 1000W (V11PW3) Scales: Parts. ................................................................5-2
5-2 Valor 1000W (V11PW6) Scales: Parts .................................................................5-4
5-3 Valor 1000W (V11PW15) Scales: Parts ...............................................................5-6
5-4 Valor 1000W (V11PW30) Scales: Parts ...............................................................5-8