Sign In
Upload
Manuals
Brands
IET Labs Manuals
Commercial Food Equipment
KVD-700 Series
IET Labs KVD-700 Series Manufacturing Manuals
Manuals and User Guides for IET Labs KVD-700 Series Manufacturing. We have
1
IET Labs KVD-700 Series Manufacturing manual available for free PDF download: Operation Manual
IET Labs KVD-700 Series Operation Manual (23 pages)
KELVIN-VARLEY VOLTAGE DIVIDER
Brand:
IET Labs
| Category:
Commercial Food Equipment
| Size: 2.52 MB
Table of Contents
Caution
4
Warning
4
Table of Contents
5
Chapter 1 INTRODUCTION
7
General Description
7
Figure 1.1. Model KVD-700 Kelvin-Varley Voltage Divider
7
Circuit Description
8
Model
8
Theory of Operation
8
Figure 1.2. Digital Potentiometer Model for a Kelvin-Varley Voltage Divider
8
Figure 1.3. Thevenin Equivalent Circuit of a Kelvin-Varley Voltage Divider
8
Figure 1.4. Approximate Value of Output Resistance as a Function of Dial Setting (S)
9
Figure 1.5. Schematic Diagram of KVD-700 Kelvin-Varley Voltage Divider Circuit
10
Specifications
11
Chapter 3 INSTALLATION
13
Initial Inspection
13
Installation
13
Repackaging for Shipment
13
Storage
13
Chapter 4 OPERATION
14
Initial Inspection and Setup
14
Power Considerations
14
Loading Errors
14
Switch Conditioning
15
Operation and Controls
15
Figure 4.1. Front Panel of KVD-700
15
Representative Bridge Applications of the KVD-700
16
Chapter 5 SELF-CALIBRATION
17
Introduction
17
End Errors
17
Figure 5.2. Setup Diagram for Measurement of Zero End Correction Relative to Output Common
18
Figure 5.3. Setup Diagram for Measurement of Full Scale Correction
18
Figure 5.1. Setup Diagram for Measurement of Zero End Correction Relative to Input Common
18
Self-Calibration Setup
19
Self-Calibration Procedure
19
First Decade
19
Figure 5.4. Setup for Self-Calibration
19
Second Decade
20
Shunt Resistors
20
Verification, Calibration and Maintenance
21
Preventive Maintenance
21
Overview of Verification of Performance and Calibration
21
Required Test Equipment
21
Verification of Leakage Resistance
21
Figure 6.9. Parts Location: Top View of Unit
21
Figure 6.8. Parts Location: Front Panel
21
Verification of Absolute Linearity of First Decade
22
Figure 6.10. Parts Location: Calibration PC Board
22
Bibliography
23
Advertisement
Advertisement
Related Products
IET Labs Categories
Measuring Instruments
Laboratory Equipment
Test Equipment
Network Router
Recording Equipment
More IET Labs Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL