Table Of Contents - Sonel MZC-320S User Manual

1 General information ......................................................................................... 5
1.1 Safety symbols ......................................................................................................... 5
1.2 Safety ....................................................................................................................... 6
2 Graphical display panel (LCD) ........................................................................ 8
3 Menu ................................................................................................................ 10
3.1 Display contrast adjustment ................................................................................... 10
3.2 Display settings ...................................................................................................... 10
3.3 Loop measurement settings ................................................................................... 11
3.4 Language selection ................................................................................................ 11
3.5 Advanced functions ................................................................................................ 12
3.5.1 Expected dispersion of results ......................................................................................... 12
3.5.2 Upgrading the firmware ................................................................................................... 13
3.6 Information about the manufacturer and the software ............................................ 13
4 Measurements ................................................................................................ 14
4.1 Conditions for performing tests and obtaining correct results ................................. 15
4.2 Remembering the last measurement result............................................................ 16
4.3 Measurement of alternating voltage ....................................................................... 16
4.4 Measurement of fault loop parameters ................................................................... 17
4.4.1 Measurement of ntwork voltage and frequency ............................................................... 18
4.4.2 Measurement of network voltage and frequency ............................................................. 18
4.4.3 Displaying all measurement results or the main result only ............................................. 18
4.4.4 Displaying the measurement results in terms of impedance or short-circuit current ......... 18
4.4.5 Measurement of touch voltage U
4.4.6 Selection of test cables length (for measurements using two-pole method) ..................... 21
4.4.7 Results display ................................................................................................................ 21
4.4.8 Measurement of short-circuit loop parameters using two-pole method .................................. 22
4.4.9 Measurement of short-circuit loop parameters using four-pole method ............................ 24
4.4.10 measurement of earthing resistances .............................................................................. 26
5 Remote control of the meter ......................................................................... 28
6 Saving the measurement results ................................................................. 29
6.1 Storing measurement results in the memory .......................................................... 29
6.2 Memory browsing ................................................................................................... 30
6.3 Memory erasing ..................................................................................................... 30
7 Data transmission .......................................................................................... 31
7.1 Set of accessories to connect the meter to a PC ................................................... 31
7.2 Data transmission via USB ..................................................................................... 31
7.3 Data transmission via Bluetooth ............................................................................. 32
7.3.1 Activation and transmission ............................................................................................. 32
7.3.2 Read-out and change of PIN code for Bluetooth ............................................................. 32
7.4 Data transmission using Wi-Fi ................................................................................ 33
7.4.1 Activation of transmission ................................................................................................ 33
7.4.2 Transmission to PC software ........................................................................................... 33
7.4.3 Transmission via the network interface............................................................................ 34
8 Troubleshooting ............................................................................................. 35
8.1 Warnings and information displayed by the meter ................................................. 35
8.1.1 Exceeding the measurement range ................................................................................. 35

TABLE OF CONTENTS

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MZC-320S ● MZC-330S - USER MANUAL
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