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MRU-120
Sonel MRU-120 Manuals
Manuals and User Guides for Sonel MRU-120. We have
2
Sonel MRU-120 manuals available for free PDF download: User Manual
Sonel MRU-120 User Manual (52 pages)
EARTH RESISTANCE METER
Brand:
Sonel
| Category:
Measuring Instruments
| Size: 2 MB
Table of Contents
Table of Contents
5
Safety
7
Menu
8
Measurement Settings
8
Mains Frequency
9
Calibration of the Measurement Clamp C-3
9
Earth Resistivity Settings
11
Meter Settings
11
LCD Contrast
11
AUTO-OFF Settings
12
Display Settings
12
Date and Time
12
Battery Discharging
13
Program Update
13
Language Choice
13
Information on the Manufacturer
13
Measurements
14
Measurement of Resistance of Earth Connection and Equipotential Bonding (2P)
14
Calibration of the Test Leads
15
Auto-Zeroing on
15
Auto-Zeroing off
16
Earth Resistance Measurement with 3-Pole Method (R 3P)
17
Earth Resistance Measurement with 4-Wire Method (R 4P)
20
Earth Resistance Measurement with 3-Pole Method with Additional Clamp (R E 3P+C)
23
Earth Resistance Measurement with Two-Clamp Method (2C)
26
Earth Resistivity Measurement (Ρ)
28
Memory
31
Saving of the Measurement Results in the Memory
31
Memory Erasing
32
Memory Browsing
33
Data Transmission
34
Computer Connection Accessories
34
Connection of the Meter to a Computer
34
Power Supply
34
Monitoring of the Power Supply Voltage
34
Replacement of Accumulators
35
Fuse Replacement
36
Charging of Accumulators
36
Discharging of Accumulators
37
General Principles Regarding Using Ni-MH Accumulators
38
Cleaning and Maintenance
39
Storage
39
Dismantling and Disposal
39
Technical Data
40
Basic Data
40
Additional Data
42
Influence of the Serial Interference Voltage U Upon Earth Resistance Measurements for Functions R 3P, R 4P, R 3P+C
42
Influence of the Serial Interference Voltage U Upon Earth Resistance Measurements for Function Ρ
42
Influence of the Auxiliary Electrodes Upon Earth Resistance Measurements for Function R E 3P, R E 4P, R E 3P+C
42
Influence of the Auxiliary Electrodes Upon Earth Resistance Measurements for Function Ρ
43
Influence of the Interference Current I
43
E 3P+C
43
Influence of Interference Current on the Result of the Earth Resistance Measurement for Two-Clamp Method (2C)
43
Influence of the Relation of the Resistance Measured with Clamp for the Multiple Earthing Branch to the Resultant Resistance (R E 3P+C)
43
Additional Uncertainties in Accordance with IEC 61557-4 (2P)
44
Additional Uncertainties in Accordance with IEC 61557-5
44
E 3P, R E 4P, R E 3P+C)
44
Accessories
44
Standard Accessories
44
Optional Accessories
45
Positions of the Meter's Cover
46
Manufacturer
46
Laboratory Services
47
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Sonel MRU-120 User Manual (52 pages)
Earth Resistance Meter
Brand:
Sonel
| Category:
Measuring Instruments
| Size: 2 MB
Table of Contents
Table of Contents
5
Safety
7
Menu
8
Measurement Settings
8
Mains Frequency
9
Calibration of the Measurement Clamp C-3
9
Earth Resistivity Settings
11
Meter Settings
11
LCD Contrast
11
AUTO-OFF Settings
12
Display Settings
12
Date and Time
12
Battery Discharging
13
Program Update
13
Language Choice
13
Information on the Manufacturer
13
Measurements
14
Measurement of Resistance of Earth Connection and Equipotential Bonding (2P)
14
Calibration of the Test Leads
15
Auto-Zeroing on
15
Auto-Zeroing off
16
Earth Resistance Measurement with 3-Pole Method (R 3P)
17
Earth Resistance Measurement with 4-Wire Method (R 4P)
20
Earth Resistance Measurement with 3-Pole Method with Additional Clamp (R E 3P+C)
23
Earth Resistance Measurement with Two-Clamp Method (2C)
26
Earth Resistivity Measurement (Ρ)
28
Memory
31
Saving of the Measurement Results in the Memory
31
Memory Erasing
32
Memory Browsing
33
Data Transmission
34
Computer Connection Accessories
34
Connection of the Meter to a Computer
34
Power Supply
34
Monitoring of the Power Supply Voltage
34
Replacement of Accumulators
35
Fuse Replacement
36
Charging of Accumulators
36
Discharging of Accumulators
37
General Principles Regarding Using Ni-MH Accumulators
38
Cleaning and Maintenance
39
Storage
39
Dismantling and Disposal
39
Technical Data
40
Basic Data
40
Additional Data
42
Influence of the Serial Interference Voltage U Upon Earth Resistance Measurements for Functions R 3P, R 4P, R 3P+C
42
Influence of the Serial Interference Voltage U Upon Earth Resistance Measurements for Function Ρ
42
Influence of the Auxiliary Electrodes Upon Earth Resistance Measurements for Function R E 3P, R E 4P, R E 3P+C
42
Influence of the Auxiliary Electrodes Upon Earth Resistance Measurements for Function Ρ
43
Influence of the Interference Current I
43
E 3P+C
43
Influence of Interference Current on the Result of the Earth Resistance Measurement for Two-Clamp Method (2C)
43
Influence of the Relation of the Resistance Measured with Clamp for the Multiple Earthing Branch to the Resultant Resistance (R E 3P+C)
43
Additional Uncertainties in Accordance with IEC 61557-4 (2P)
44
Additional Uncertainties in Accordance with IEC 61557-5
44
E 3P, R E 4P, R E 3P+C)
44
Accessories
44
Standard Accessories
44
Optional Accessories
45
Positions of the Meter's Cover
46
Manufacturer
46
Laboratory Services
47
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