AEMC 4620 Manuals

AEMC 4620 Manuals

Manuals and User Guides for AEMC 4620. We have 2 AEMC 4620 manuals available for free PDF download: User Manual

AEMC 4620 User Manual

AEMC 4620 User Manual (48 pages)

digital ground resistance and soil resistivity testers

Brand: AEMC | Category: Measuring Instruments | Size: 1 MB

Table of Contents

Table of Contents
3
1 Introduction

5
2 Product Features

9
- Control And Connector Features (Model 4620)
  9
- Control And Connector Features (Model 4630)
  10
- Fault Indicator Leds
  11
  - X-Z Fault
    11
  - XV-Y High Resistance
    11
  - XV-Y High Noise
    11
- Buzzer
  12
- Over-Range Indication
  12
- Fault Led Indication - Tips And Solutions
  12
3 Specifications

13
- Electrical
  13
- Mechanical
  14
- Environmental
  15
- Safety
  15
- Auto-Ranging
  15
4 Grounding Theory

16
5 Operation

32
6 Maintenance

39
- Warning
  39
- Disassembly
  39
- Power Supply
  40
- Cleaning
  42
- Storage
  42
- Repair And Calibration
  43
- Technical And Sales Assistance
  43
- Limited Warranty
  44
- Warranty Repairs
  44
- Digital Ground Resistance Tester Model 4620 and
  45

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AEMC 4620 User Manual

AEMC 4620 User Manual (44 pages)

GROUND TESTERS

Brand: AEMC | Category: Test Equipment | Size: 1 MB

Table of Contents

Table of Contents
4
Introduction
6
Precautions for Use
7
Receiving Your Shipment
7
Ordering Information
8
Kits, Accessories, and Replacement Parts
9
Product Features
10
Control and Connector Features (4620)
10
Control and Connector Features (4630)
11
Fault Indicator Leds
12
X-Z Fault
12
XV-Y High Resistance
12
XV-Y High Noise
12
Buzzer
12
Over-Range Indication
12
Fault Led Indication - Tips and Solutions
13
Operation
14
Ground Resistance Measurement Procedure (3-Point)
14
2-Point Measurement (Simplified Measurement)
14
Continuity Measurement
16
Soil Resistivity Measurements
16
Purposes of Soil Resistivity
16
Types of Resistivity Measurements
17
Soil Resistivity Measurement Procedure (4-Point)
18
How to Use 25 Ω Calibration Checker (Optional Accessory)
20
Grounding Theory
21
Grounding Electrode Resistance
21
Effect of Ground Electrode Size and Depth on Resistance
23
Effects of Soil Resistivity on Ground Electrode Resistance
24
Factors Affecting Soil Resistivity
25
Effect of Ground Rod Depth on Resistance
27
Ground Resistance Values
28
Ground Resistance Testing Principle (Fall-Of-Potential-3-Point Measurement)
30
Position of the Auxiliary Electrodes in Measurements
31
Measuring Resistance of Ground Electrodes (62% Method)
32
Auxiliary Electrode Spacing
34
Multiple Electrode System
34
Specifications
36
Electrical
36
Mechanical
37
Environmental
38
Safety
38
Auto-Ranging
38
Maintenance
39
Warning
39
Disassembly
39
Power Supply
40
Testing the Battery
40
Replacing the Battery (Model 4620)
40
Recharging the Battery (Model 4630)
41
Replacing the Safety Fuse
41
Cleaning
42
Storage
42
Repair and Calibration
42
Technical and Sales Assistance
43
Limited Warranty
43
Warranty Repairs
43

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