Clarke CDM20 Instrukcje Operacyjne Pobierz pdf (Strona 22)

CDM-20 Page-21

4.7 Diode and Audible Continuity Test

Range Description Test Condition

Display read approximate forward Forward DC current approximately 1mA.

voltage of diode Reversed DC voltage approximately 2.8V.

Built-in buzzer sounds ifresistance is Open Circuit Voltage approximately 2.8V.

less than approximately 30Ω

Overload Protection: Sounds alarm (250V AC/DC rms)

4.8 Fransistor hEE Test

Range Description Test Condition

hFE Display read approximate hFE value Base Current approx l0µA VCE

(0-1000) transistor under test (ALL TYPE) approximately 2.8V.

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Clarke CDM20 Instrukcje Operacyjne Strona 22