DATA PRECISION 938 User Manual

42-5124
MODEL 938
PROPRIETARY NOTICE
The information contained in this publication is derived in part
from proprietary and patent data of the Data Precision Corporation.
This information has been prepared for the express purpose of
assisting operating and maintenance personnel in the efficient use
of the instrument described herein. Publication of this information
does not convey any rights to use or reproduce it or to use for any
purpose other than in connection with the installation, operation
and maintenance of the equipment described herein.
First Edition
March, 1979
Copyright 1979 DATA PRECISION CORPORATION
Printed in USA all rights reserved.
42-5124
MODEL 938
CONTENTS
1. INTRODUCTION
1.1 General Description
1.2 Operating Features
2. SPECIFICATIONS
2.1 Capacitance Measurement
2.2 Functional Characteristics
2.3 Power
2.4 Accessories Supplied
2.5 Options / Accesories
3. OPERATION AND RECALIBRATION
3.1 General
3.2 Unpacking & Repacking Model 938
3.3 Installing (or Replacing) the Battery
3.4 Operating Controls & Indicators
3.5 Making Measurements with Model 938
3.6 Recalibrating Model 938
3.7 Operation
4. PRINCIPLES OF OPERATION
4.1 Basic Concepts
4.2 System Block Diagram
4.3 Signal Conditioning Details
4.4 Signal Conditioning Control Logic
4.5 A/D Converter Details
4.6 Display
4.7 Power Supply
5. MAINTENANCE
5.1 General
5.2 Trouble Shooting Strategy
5.3 Safety Precautions and Procedures
5.4 Closed-Case Trouble Shooting
5.5 Open-Case Details
6. PARTS LISTS
6.1 Ordering Information
Reference Schematic

DATA PRECISION 938 Specifications

General

Brand	DATA PRECISION
Model	938
Category	Measuring Instruments
Language	English