Table Of Contents - Gossen MetraWatt METRAHIT PM TECH Operating Instructions Manual

Contents
1 Safety Instructions ..............................................................6
2 Applications ........................................................................8
2.1 Intended Use / Use for Intended Purpose ........................................... 8
2.2 Use for Other than Intended Purpose ................................................. 8
2.3 Liability and Guarantee ..................................................................... 8
2.4 Opening of Equipment / Repair ......................................................... 8
3 Documentation ....................................................................9
3.1 Danger Symbols .............................................................................. 9
3.2 Meanings of Acoustic Warning Signals .............................................. 9
4 Operating Overview - Connections, Keys, Rotary Switch,
Symbols ............................................................................ 10
5 Initial Start-Up ...................................................................14
5.1 Inserting Batteries or Rechargeable Batteries ................................... 14
5.2 Activation ...................................................................................... 14
5.3 Setting the Operating Parameters ................................................... 14
5.4 Switching the Instrument Off .......................................................... 15
6 Control Functions ..............................................................16
6.1 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
6.3 Display (LCD) ................................................................................. 18
6.3.1 Digital Display ................................................................................ 18
Gossen Metrawatt GmbH
Page Contents
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 only) .................................................................................... 21
XTRA
7 Measurements ..................................................................23
7.1 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
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
Resistance Measurement, 
7.2
7.3 Continuity Test ............................................................................. 32
7.4 Diode Testing with a Constant Current of 1 mA .............................. 33
7.5 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
7.6 Capacitance Measurement
(METRAHIT PM XTRA / PM TUNE / E
E only) .................................................................................... 36
TECH
7.7 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

Table of Contents

Load Resistance
W
only) ................................ 30
XTRA
and METRAHIT PM TECH / E only) ................. 35
TECH
and METRAHIT PM TECH /
XTRA
Page
4