METREL MI 3250 User Manual

MI 3250 MicroOhm 10A Table of contents
3
Table of contents
1 General description ............................................................................................. 5
1.1 Features ........................................................................................................ 5
2 Safety and operational considerations .............................................................. 6
2.1 Warnings and notes ....................................................................................... 6
2.2 Battery and charging ..................................................................................... 8
2.2.1 New battery cells or cells unused for a longer period .............................. 9
2.3 Standards applied ........................................................................................ 10
3 Instrument Description ...................................................................................... 11
3.1 Operator’s Panel .......................................................................................... 11
3.2 Connectors and Battery cover ..................................................................... 12
3.2.1 Test leads connector ............................................................................ 12
3.2.2 Connector panel (right side) ................................................................. 13
3.2.3 Connector panel (left side) .................................................................... 14
3.3 Accessories ................................................................................................. 15
3.4 Display organization .................................................................................... 16
3.4.1 Measurement result window ................................................................. 16
3.4.2 Measurement control window ............................................................... 17
3.4.3 Message window .................................................................................. 17
3.4.4 Battery and time indication ................................................................... 18
3.4.5 Backlight operation .............................................................................. 18
4 Main menu .......................................................................................................... 19
4.1 Instrument Main menu ................................................................................. 19
4.2 Memory Menu.............................................................................................. 20
4.2.1 Saving results ....................................................................................... 20
4.2.2 Recalling results ................................................................................... 21
4.2.3 Deleting results ..................................................................................... 22
4.2.4 Clearing complete memory content ...................................................... 22
4.3 Settings menu ............................................................................................. 23
4.3.1 Language selection .............................................................................. 23
4.3.2 Communication selection ...................................................................... 23
4.3.3 Set Date and Time ................................................................................ 24
4.3.4 Set Contrast ......................................................................................... 24
4.3.5 Temperature Compensation ................................................................. 25
4.3.6 Set Limits.............................................................................................. 27
4.3.7 Instrument info ...................................................................................... 27
4.4 Help Menu ................................................................................................... 28
5 Measurement...................................................................................................... 29
5.1 Four wire Kelvin method .............................................................................. 29
5.2 Resistance measurement ............................................................................ 30
5.2.1 Single Mode ......................................................................................... 31
5.2.2 Continuous Mode ................................................................................. 31
5.2.3 Automatic Mode ................................................................................... 32
5.2.4 Inductive Mode ..................................................................................... 33
6 Communication .................................................................................................. 34
7 Maintenance ....................................................................................................... 35
7.1 Cleaning ...................................................................................................... 35

METREL MI 3250 Specifications

General

Brand	METREL
Model	MI 3250
Category	Measuring Instruments
Language	English