Elma BM251s, User Manual

Page: 4 / 52

English usermanual ......................................................................................................... 34
Safety ................................................................................................................................ 34
Terms in this manual ....................................................................................................... 34
WARNING ...................................................................................................................... 34
CAUTION ....................................................................................................................... 34
Terminals (to COM) measurement category: ................................................................. 34
Measurement Category IV (CAT IV)............................................................................... 34
Measurement Category III (CAT III) ............................................................................... 34
Measurement Category II (CAT II) ................................................................................. 34
International elctrical symbols ....................................................................................... 35
Cenelec directives ........................................................................................................... 35
Product description ......................................................................................................... 36
Analog bar-graph ........................................................................................................... 37
Average sensing RMS calibrated ................................................................................... 37
True RMS ....................................................................................................................... 37
Crest Factor ................................................................................................................... 37
NMRR (Normal Mode Rejection Ratio) .......................................................................... 37
CMRR (Common Mode Rejection Ratio) ....................................................................... 37
Operation .......................................................................................................................... 38
CAUTION ....................................................................................................................... 38
AutoCheckTM mode....................................................................................................... 38
DCV, ACV, & Line Frequency functions ......................................................................... 39

Resistance, Continuity, Capacitance, Diode test functions ..................... 40
DCmV, ACmV, Temperature oC & oF functions ............................................................ 41

A, mA, and A Current functions .................................................................................... 42
Electric Field EF-Detection ............................................................................................. 42
PC computer interface capabilities ................................................................................. 43
MAX/MIN at Fast 20/s measurement mode ................................................................... 43
5ms CREST capture mode ............................................................................................ 44
Backlighted LCD display ................................................................................................ 44
Hold ................................................................................................................................ 44
Relative Zero mode ........................................................................................................ 44
Manual or Auto-ranging .................................................................................................. 44
Set Beeper Off ............................................................................................................... 44
Beep-
Jack™ Input Warning ........................................................................................... 44
Auto-Power-Off (APO) .................................................................................................... 44
Disabling Auto-Power-Off ............................................................................................... 45
Maintenance ..................................................................................................................... 45
Cleaning and Storage ..................................................................................................... 45
Trouble Shooting ............................................................................................................ 45
Battery and Fuse replacement ....................................................................................... 45
Battery and Fuse replacement: ...................................................................................... 46
Generel specifications..................................................................................................... 46
Electrical specifications .................................................................................................. 48
Limited Warranty ............................................................ Fejl! Bogmærke er ikke defineret.