Gossen MetraWatt 702 - Manual (Page 4)

Contents Page Contents Page
4 GOSSEN METRAWATT GMBH
1 Applications ...................................................................................6
1.1 Table: Types of DUTs – Tests – Regulations ....................................................6
1.2 Table: Individual Measurements and Regulations ............................................6
1.3 Table: Leakage Current Types ........................................................................7
1.4 List of Possible Options for SECUTEST
®
SII Device Series .................................7
2 Safety Features and Precautions ...................................................8
3 Initial Start-Up ................................................................................9
3.1 Connection to the Mains (230 V, 50 Hz) ..........................................................9
3.2 Automatic Recognition of Mains Connection Errors ........................................10
4 General Notes ..............................................................................10
4.1 Online Instructions .......................................................................................10
4.1.1 Automatic Safety Class Selection ..................................................................10
4.1.2 Manual or Automatic Operating Sequences ...................................................10
4.2 Online Help .................................................................................................10
4.3 Adjusting Contrast .......................................................................................11
4.4 Configuring Device Parameters, Setting Date and Time ..................................11
4.5 Configuring Measurement and Sequence Parameters ....................................11
4.6 Setting Limit Values .....................................................................................11
4.7 Saving the Settings ......................................................................................11
5 Classification of Devices Under Test ............................................12
5.1 Safety Classes ............................................................................................12
5.2 Application Parts (electrical medical devices) .................................................12
6 Abbreviations ...............................................................................13
7 Connecting the Device Under Test ...............................................14
8 Configuring Device Parameters ...................................................15
9 Individual Measurements ............................................................16
9.1 Measuring Protective Conductor Resistance ................................................. 16
9.2 Insulation Resistance R
ISO
. .......................................................................... 17
9.3 Measuring Leakage Current ......................................................................... 19
9.3.1 Contact Current I
Contact
(probe current, housing leakage current) ................... 19
9.3.2 Residual Current ΔI ..................................................................................... 19
9.3.3 Device Leakage Current I
DL
per DIN VDE 0751 ............................................. 19
9.4 Equivalent Leakage Current ......................................................................... 20
9.5 Probe Voltage U
probe
– Max. 300 V .............................................................. 21
9.6 Alternating / Direct Voltage U
AC/DC
– Max. 253 V (feature F01) ...................... 22
9.7 Resistance R (feature F01) ........................................................................... 22
9.8 Measurements with Accessories (feature F01) .............................................. 22
9.8.1 Alternating Current I
Z
with Clip-On Transformer (feature F01) ........................ 22
9.8.2 Temperature T with Pt100/1000 Sensor (feature F01) .................................. 23
10 Function Test ...............................................................................24
11 Measurements – Selector Switch Settings for Standards ...........26
11.1 Test Sequences .......................................................................................... 26
11.2 Setting Up Test Sequences .......................................................................... 27
11.3 Configuring Measuring Parameters .............................................................. 27
11.4 Testing Devices in Accordance with DIN VDE 0701, Parts 1 and 200 ............. 28
11.5 Testing Devices in Accordance with DIN VDE 0701, Part 240 ........................ 30
11.6 Testing Devices in Accordance with DIN VDE 0702:2004 .............................. 32
11.7 Testing Extension Cables for VDE 0701, Part 1, and VDE 0702
(option: EL1 adapter) ................................................................................... 34
11.8 Testing Multiple Outlets for VDE 0702 (optional EL1 adapter) ......................... 35
11.9 Testing in Accordance with DIN VDE 0751 .................................................... 36