IET 1864 Manuals

Manuals and User Guides for IET 1864. We have 1 IET 1864 manual available for free PDF download: User And Service Manual

IET 1864 User And Service Manual

IET 1864 User And Service Manual (58 pages)

Megohmmeters

Brand: IET | Category: Measuring Instruments | Size: 5 MB

Table of Contents

Table of Contents
5
Figure 1-1. Type 1864 Front-Panel View
8
Condensed Operating Instructions

9
Safety Summary

10
Safety Symbols

12
Speciﬁ Cations

13
Chapter 1: INTRODUCTION

15
Chapter 2: INSTALLATION

21
- Initial Inspection
  21
- Dimensions
  21
- Repackaging for Shipment
  21
- Storage
  22
- Bench Setup
  22
- Rack Mounting
  22
- Power Connections
  22
- Figure 2-1. Dimensions of the GR/IET 1863 Megohmmeters
  23
Chapter 3: OPERATION

25
- Shock Hazard
  25
- Operating Guide
  26
  - Ground-Link Connection
    26
  - Test Voltage Selection
    26
  - Initial Adjustments
    26
  - Connection of Unknown
    26
  - Measurement Procedure
    26
    
    Figure 3-1 Connection to GUARD and +UNKNOWN Terminals
    26
    
    Measuring a Known Value
    27
    
    Measuring an Unknown Value
    27
- Output for Remote Indication
  28
Chapter 4: APPLICATIONS

29
Chapter 5: THEORY

35
- Theory Overview
  35
- Circuit Description
  35
Chapter 6: Service and Maintenance

37
- Service
  37
- Figure 6-1. Connections for Measuring Standard Resistors
  38
- Cabinet Removal
  39
- Troubleshooting
  39
- Calibration
  40
  - Meter Tracking
    40
  - Voltage Accuracy
    40
  - Range-Resistor Accuracy
    41
  - Coarse ∞ Adjustment
    41
- Knob Removal
  41
- Figure 6-2. Top Interior View of 1863 Megohmmeter
  41
- Figure 6-3. Bottom Interior View of 1863 Megohmmeter
  41
- Knob Installation
  42
- Figure 6-4. Top Interior View of 1864 Megohmmeter
  42
- Figure 6-5. Bottom Interior View of 1864 Megohmmeter
  42
- Meter Cover Care
  43
Chapter 7: PARTS LISTS and DIAGRAMS

45

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