Table Of Contents - Bender ISOMETER isoHV425 Manual

Table of contents

1. Important information ........................................................................... 6
1.1 How to use this manual ................................................................................... 6
1.2 Technical support: service and support .................................................... 7
1.2.1 First Level Support ............................................................................................ 7
1.2.2 Repair Service ..................................................................................................... 7
1.2.3 Field Service ......................................................................................................... 8
1.3 Training courses ................................................................................................. 8
1.4 Delivery conditions ........................................................................................... 8
1.5 Inspection, transport and storage ............................................................... 8
1.6 Warranty and liability ....................................................................................... 9
1.7 Disposal ................................................................................................................. 9
2. Safety instructions ................................................................................ 10
2.1 General safety instructions .......................................................................... 10
2.2 Work activities on electrical installations ................................................ 10
2.3 Intended use ..................................................................................................... 11
3. Function .................................................................................................. 12
3.1 Device features ................................................................................................. 12
3.2 Functional description .................................................................................. 12
3.2.1 Monitoring of the insulation resistance .................................................. 13
3.2.2 Undervoltage/overvoltage monitoring .................................................. 14
3.2.3 Self test/error codes ....................................................................................... 14
3.2.4 Signalling assignment of the alarm relays K1/K2 ................................ 16
3.2.5 Measuring and response times .................................................................. 17
3.2.6 Password protection (on, OFF) ................................................................... 18
3.2.7 Factory setting FAC ......................................................................................... 18
3.2.8 External, combined test or reset button T/R ......................................... 18
3.2.9 Fault memory .................................................................................................... 18
3.2.10 History memory HiS ........................................................................................ 18
3.2.11 Digital interfaces (isoHV425-D4-4) ........................................................... 19
3.2.12 Analogue interface (isoHV425-D4M-4) .................................................... 19
isoHV425_D00082_03_M_XXEN/05.2020 3