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Gossen Metrawatt GmbH
4
Table of Contents
Contents
Page
Contents
Page
Safety Instructions ..............................................................6
Applications ........................................................................8
Intended Use / Use for Intended Purpose ........................................... 8
Use for Other than Intended Purpose ................................................. 8
Liability and Guarantee ..................................................................... 8
Opening of Equipment / Repair ......................................................... 8
Documentation ....................................................................9
Danger Symbols .............................................................................. 9
Meanings of Acoustic Warning Signals .............................................. 9
Operating Overview – Connections, Keys, Rotary Switch,
Symbols ............................................................................ 10
Initial Start-Up ...................................................................14
Inserting Batteries or Rechargeable Batteries ................................... 14
Activation ...................................................................................... 14
Setting the Operating Parameters ................................................... 14
Switching the Instrument Off .......................................................... 15
Control Functions ..............................................................16
Selecting Measuring Functions and Measuring Ranges .................... 16
6.1.1 Automatic Range Selection ............................................................. 16
6.1.2 Manual Measuring Range Selection ................................................ 16
6.1.3 Quick Measurements ..................................................................... 17
6.2
Zero Offset / Relative Measurements .............................................. 17
Display (LCD) ................................................................................. 18
6.3.2 Analog Display .............................................................................. 18
6.4
Measured Value Storage: DATA (auto-hold / compare) ..................... 19
6.4.1 Saving Minimum and Maximum Values – MIN/MAX Function ........... 20
6.5
Measurement Data Recording (METRAHIT PM XTRA / PM TUNE /
E
XTRA
only) .................................................................................... 21
Measurements ..................................................................23
Voltage Measurement .................................................................... 23
7.1.1 Direct and Pulsating Voltage Measurement, V DC and V (DC+AC) ..... 24
7.1.2 Alternating Voltage Measurement with 1 M
Load Resistance
and Frequency Measurement with Selectable Low-Pass Filter .......... 25
7.1.3 Alternating Voltage and Frequency Measurement V AC and Hz V AC
with Selectable Low-Pass Filter, V AC + FiL and dB V AC ................. 27
7.1.4 Frequency and Duty Cycle Measurements
(METRAHIT PM XTRA / PM TUNE / E
XTRA
only) ................................ 30
Continuity Test ............................................................................. 32
Diode Testing with a Constant Current of 1 mA .............................. 33
Temperature Measurement ............................................................ 34
7.5.1 Measurement with Thermocouples, Temp TC .................................. 34
7.5.2 Measurement with Resistance Sensors (METRAHIT PM XTRA /
PM TUNE / E
XTRA
and METRAHIT PM TECH / E
TECH
only) ................. 35
Capacitance Measurement
(METRAHIT PM XTRA / PM TUNE / E
XTRA
and METRAHIT PM TECH /
E
TECH
only) .................................................................................... 36
Current Measurement .................................................................... 37
7.7.1 Direct and Pulsating Current Measurement, Direct Connection,
A DC and A (DC+AC) ..................................................................... 38
7.7.2 Alternating Current and Frequency Measurement, Direct Connection,
A AC and Hz .................................................................................. 39