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MI 3122
METREL MI 3122 User Manual
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MI 3122 Smartec Z Line-Loop / RCD
Back site
13
3.3 Back
site
Figure 3.3: Back site
Legend:
1 Side
belt
2 Battery
compartment
cover
3
Fixing screw for battery compartment cover
4
Back panel information label
5
Holder for inclined posit
ion of the instrument
6
Magnet for fixing instrument cl
ose to tested item (optional)
Figure 3.4: Battery compartment
Legend:
1
Battery cells
Size AA, alkaline or rechargeable NiMH / NiCd
2
Serial number label
12
14
Table of Contents
Default Chapter
1
Instruction Manual
1
Table of Contents
3
1 Preface
5
2 Safety and Operational Considerations
6
Warnings and Notes
6
Battery and Charging
8
New Battery Cells or Cells Unused for a Longer Period
9
Standards Applied
10
3 Instrument Description
11
Front Panel
11
Connector Panel
12
Back Site
13
Display Organization
14
Terminal Voltage Monitor
14
Battery Indication
14
Message Field
14
Result Field
15
Sound Warnings
15
Help Screens
15
Backlight and Contrast Adjustments
16
Instrument Set and Accessories
17
Standard Set
17
Optional Accessories
17
4 Instrument Operation
18
Function Selection
18
Settings
19
Language
19
Initial Settings
20
Memory
21
Date and Time
21
RCD Standard
21
Isc Factor
23
Commander
23
5 Measurements
24
Testing Rcds
24
Contact Voltage (RCD Uc)
25
Trip-Out Time (Rcdt)
26
Trip-Out Current (RCD I)
27
RCD Autotest
27
Fault Loop Impedance and Prospective Fault Current
30
Line Impedance and Prospective Short-Circuit Current
32
Voltage, Frequency and Phase Sequence
34
PE Test Terminal
36
6 Data Handling
38
Memory Organization
38
Data Structure
38
Storing Test Results
40
Recalling Test Results
40
Clearing Stored Data
42
Clearing Complete Memory Content
42
Clearing Measurement(S) in Selected Location
42
Clearing Individual Measurements
43
Communication
44
7 Maintenance
45
Cleaning
45
Periodic Calibration
45
Service
45
8 Technical Specifications
46
RCD Testing
46
General Data
46
Contact Voltage RCD-Uc
46
Trip-Out Time
47
Trip-Out Current
47
Fault Loop Impedance and Prospective Fault Current
47
No Disconnecting Device or FUSE Selected
47
RCD Selected
48
Line Impedance and Prospective Short-Circuit Current
48
Voltage, Frequency, and Phase Rotation
49
Phase Rotation
49
Voltage
49
Frequency
49
Online Terminal Voltage Monitor
49
General Data
50
A Appendix A - Fuse Table
51
Fuse Table - IPSC
51
Fuse Table - Impedances (UK)
53
Fuse Table - Impedances at 230 V A.C. (AS/NZS 3017)
54
B Appendix B - Accessories for Specific Measurements
56
C Appendix C - Country Notes
57
List of Country Modifications
57
Modification Issues
57
AUS / NZ Modification - Fuse Types According to AS/NZS 3017
57
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METREL MI 3122 Specifications
General
Brand
METREL
Model
MI 3122
Category
Multimeter
Language
English
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