Velleman DVM1090 Bedienungsanleitung PDF herunterladen (Seite 7)

DVM1090 GB 6

4.2.9. Frequency

Range Resolution Accuracy

20KHz 10Hz ±1.5% of rdg + 5 digits

Sensitivity : 200mV rms and input no more than 10V rms

Overload Protection : 250V rms AC

4.2.10. Transistor hFE

Range Function

hFE Read the approximate hFE value (0-1000) of the

transistor under test (ALL TYPES) from the display

4.2.11. Diode

Range Resolution Function

1mV Read the diode’s approximate forward

voltage value from the display

Forward DC Current : 1mA

Reversed DC Voltage : ±2.8V

Overload Protection : 250V DC or rms AC

4.2.12. Continuity

Range Function

Built-in buzzer sounds if continuity exists (resistance < 50Ω)

Open Circuit Voltage : ±2.8V

Overload Protection : 250V DC or rms

4.2.13. TTL Logic

Range Function

The LCD displays ▼ when the logic level ≤ 0.8V.

The LCD displays ▲ when the logic level ≥ 2.0V

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Velleman DVM1090 Bedienungsanleitung Seite 7