Generella specifikationer ................................................................................................ 37
Elektriska specifikationer ................................................................................................ 38
English User Manual........................................................................................................ 39
Safety ................................................................................................................................ 39
International electrical symbols ..................................................................................... 40
Cenelec directives ........................................................................................................... 40
Product description ......................................................................................................... 41
Analog bar-graph ........................................................................................................... 41
Average sensing RMS calibrated ................................................................................... 42
True RMS ....................................................................................................................... 42
Crest Factor ................................................................................................................... 42
NMRR (Normal Mode Rejection Ratio) .......................................................................... 42
CMRR (Common Mode Rejection Ratio) ....................................................................... 42
Operation .......................................................................................................................... 43
AutoCheck
TM
mode (525s, 521s, 829s only) .................................................................. 43
dBm
+Hz
(829s only), Hz
+ACV
, ACV
+Hz
functions ........................................................... 44
DC+ACV
+ACV
(525s, 521s, 829s only), DCV, DCV
+ACV
functions ................................. 45
525s, 521s, 829s: ........................................................................................................... 45
827s, 822, 821s: ............................................................................................................. 45
ACmV
+Hz
, dBm
+Hz
(829s only), Hz
+ACmV
functions ........................................................ 46
nS Conductance (525s, 521s, 829s, 827s only), Resistance, Continuity functions 47
Temperature functions (525s, 521s, 829s, 827s only) ................................................... 47
Capacitance, Diode test functions ..................................................................... 48
A, mA, and A Current functions .................................................................................... 49
Electric Field EF-Detection (829s, 827s only) ................................................................ 49
PC computer interface capabilities ................................................................................. 50
MAX/MIN/AVG* (REC) at fast 20/s measurement mode (525s*, 521s*, 829s, 827s only)
....................................................................................................................................... 50
1ms CREST capture mode (525s, 521s, 829s, 827s only) ............................................. 50
Backlighted display (525s, 521s, 829s only) .................................................................. 51
Beep-Jack™ Input Warning ........................................................................................... 51
Hold ................................................................................................................................ 51
Relative Zero mode ................................................................................................... 51
Manual or Auto-ranging .................................................................................................. 51
Set Beeper Off ............................................................................................................... 51
Auto-Power-off (APO) .................................................................................................... 51
Disabling Auto-Power-off ................................................................................................ 51
Data Logging operation (525s & 521s only) ................................................................... 52
Set logging interval ..................................................................................................... 52
Start/Stop data-logging ............................................................................................... 52
Recall logged data ...................................................................................................... 54
Maintenance ..................................................................................................................... 54
Cleaning and Storage ..................................................................................................... 55
Trouble Shooting ............................................................................................................ 55
Battery and Fuse replacement ....................................................................................... 55
General specifications..................................................................................................... 56
Electrical Specifications .................................................................................................. 57