Forch F73 Bedienungsanleitung Seite 72

Low battery indication: The " " is displayed when the battery is under the proper
operation range.
Polarity indication: "
Power source: 9V
Battery type: NEDA 1604, 6F22, or 006P.
Dimensions: 195(L) × 92(W) × 55(H) mm.
Weight: 380g. Approx. (battery included).
4.2 Measurement specifications
Accuracy is specified for one year after calibration, at operating temperatures of 18 °C to
28 °C, with relative humidity at 0% to 75%. Accuracy specifications take the form of: ±(%
of Reading + Number of Least Significant Digits)
4.2.1 DC Voltage
Range Resolution
400 mV 0,1 mV
4 V 1 mV
40 V 10 mV
400 V 100 mV
1.000 V 1 V
Input impedance: 10MΩ
Max. input voltage: 1000Vdc or 750V ac rms.
4.2.2 AC Voltage
Range Resolution
400 mV 0,1 mV
4 V 1 mV
40 V 10 mV
400 V 100 mV
750 V 1 V
Input impedance: 10MΩ
Max. input voltage: 1000Vdc or 750V ac rms.
Frequency Range: 40Hz-400Hz .
Response: Average, calibrated in rms of sine wave
4.2.3 Frequency
Range Resolution
9,999 Hz 0,001 Hz
99,99 Hz 0,01 Hz
999,9 Hz 0,1 Hz
9,999 kHz 0,001 kHz
99,99 kHz 0,01 kHz
999,9 kHz 0,1 kHz
9,999 MHz 0,001 MHz
" displayed automatically.
Accuracy
±(0.5% of rdg +2 digit)
±(0.8% of rdg +2 digits))
Accuracy
±(2% of rdg +3 digits)
±(0.8% of rdg +2digits)
±(1% of rdg +3 digits)
Accuracy
± (0.5% of rdg+2 digits)