HIOKI ดิจิตอลมัลติมิเตอร์ รุ่น DT4222 (True RMS)

DC voltage	600.0 mV to 600.0 V, 4 ranges accuracy: ±0.5 % rdg. ±5 dgt.
AC voltage	6.000 V to 600.0 V, 3 ranges Frequency characteristics: 40 Hz - 1 kHz accuracy : 40 - 500 Hz : ±1.0 % rdg. ±3 dgt. (True RMS, crest factor 3)
Resistance	600.0 Ω to 60.00 MΩ, 6 ranges, accuracy: ±0.9 % rdg. ±5 dgt.
C (capacitance)	1.000 μF to 100.0 mF, 5 ranges accuracy: ±1.9 % rdg. ±5 dgt.
Frequency	AC V measurement: 99.99 Hz (5 Hz or more) to 9.999 kHz, 3 ranges accuracy: ±0.1 % rdg. ±2 dgt.
Continuity check	Continuity threshold [ON]: 25 Ω or less (buzzer sound), [OFF]: 245 Ω or more Response time: 0.5 ms or more
Diode test	Open terminal voltage: 2.5 V or less, Testing current 0.5 mA or less, Threshold of forward voltage: 0.15 V to 1.5 V
Voltage detection	—
Other functions	Filter function, Display value hold, Relative display, Auto-power save
Display (Display refresh rates)	Main and Sub displays: 4-digits LCD, max. 6000 digits, bar graph
Power supply	Batteries AAA x 1
Dimensions (Weight)	72 x 149 x 38mm (190g)

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