
Table of Contents
3
VME421H-DM_D00150_01_M_XXEN/02.2015
1. How to use this operating manual effectively ........................................... 5
1.1 How to use this manual ................................................................................. 5
1.2 Intended use ...................................................................................................... 6
1.3 Fast commissioning for Un = 230 V, 50 Hz ............................................. 6
2. Safety information ........................................................................................... 9
2.1 General safety information ........................................................................... 9
2.2 Work activities on electrical installations ................................................ 9
3. Function ........................................................................................................... 11
3.1 Device features .............................................................................................. 11
3.2 Function ............................................................................................................ 12
3.2.1 Preset function ............................................................................................... 12
3.2.2 Automatic self test ........................................................................................ 13
3.2.3 Manual self test .............................................................................................. 13
3.2.4 Functional faults ............................................................................................ 13
3.2.5 Fault memory ................................................................................................. 13
3.2.6 Start-up delay t ............................................................................................... 13
3.2.7 Password protection (on, OFF) ................................................................. 14
3.2.8 Factory setting FAC ...................................................................................... 14
3.2.9 Erasable history memory ............................................................................ 14
3.2.10 Interface option M ........................................................................................ 14
4. Installation and connection ......................................................................... 15
5. Operation and setting ................................................................................... 19
5.1 Display elements in use .............................................................................. 19
5.2 Function of the operating elements ...................................................... 20
5.3 Menu structure ............................................................................................... 21
5.4 Display in standard mode .......................................................................... 22