CoNtENtS
Symbols .............................................................................................................................................5
Safety information ...........................................................................................................................5
Unpacking and Contents .................................................................................................................6
introduction ......................................................................................................................................6
operation .........................................................................................................................................6
holD � (Data hold) ..................................................................................................................7
SeleCT / Backlight (�) .............................................................................................................7
frequency (see figure 4) ............................................................................................................7
Auto Power off function ...........................................................................................................7
Power Measurement ..................................................................................................................9
Power factor (Pf) ....................................................................................................................10
Maintenance and Repair ..............................................................................................................10
Specifications .................................................................................................................................11
general .....................................................................................................................................11
electrical (23 °C ± 5 °C) < 75% Rh ...........................................................................................12
4
ACD-31P / ACD-41PQ