Đồng hồ vạn năng Hioki DT4253 (true RMS)

Basic specifications 

DC Voltage

600.0 mV to 1000 V, 5 ranges, Basic accuracy: ±0.5 % rdg. ±5 dgt.

AC Voltage 40 to 500 Hz

6.000 V to 1000 V, 4 ranges, Frequency characteristics: 40 Hz - 1 kHz
Basic accuracy: ±0.9 % rdg. ±3 dgt. (True RMS, crest factor 3)

Resistance

600.0 Ω to 60.00 MΩ, 6 ranges, Basic accuracy: ±0.7 % rdg. ±5 dgt.

DC Current

60.00 μA to 60.00 mA, 4 ranges, Basic accuracy: ±0.8 % rdg. ±5 dgt.

AC Current, 40 to 500 Hz

N/A

AC Current (use with the Clamp on probe) 45 to 1k Hz

10.00 A to 1000 A, 7 ranges
Add the Clamp on probe accuracy to Basic accuracy: ±0.9 % rdg. ±3 dgt. (True RMS, crest factor 3)

Temperature (use with DT4910)

K: -40.0 to 400.0 °C, Add the Temperature probe accuracy to Basic accuracy: ±0.5 % rdg. ±2 °C

Voltage Detection

N/A

C (capacitance)

1.000 μF to 10.00 mF, 5 ranges, Basic accuracy: ±1.9 % rdg. ±5 dgt.

Frequency

AC V, AC A measurement: 99.99 Hz (5 Hz or more) to 9.999 kHz, 3 ranges, 99.99 kHz (only for AC V)
Basic accuracy: ±0.1 % rdg. ±1 dgt.

Continuity Check

Continuity threshold [ON]: 25 Ω or less (Indicate buzzer sound, red LED), [OFF]: 245 Ω or more
Response time: 0.5 ms or more

Diode test

Open terminal voltage: 5.0 V or less, Testing current 0.5 mA or less, Threshold of forward voltage: 0.15 V to 1.5 V

Other functions

Filter function, Display value hold, Auto hold, Max/Min/Average value display, Relative display, Auto-power save, USB communication (option)

Display

Main and Sub displays: 4-digits LCD, max. 6000 digits, bar graph

Display refresh rates

5 times/s (Capacitance measurement: 0.05 to 5 times/s, depending on measured value, Frequency: 1 to 2 time/s, Temperature: 1 time/s )

Power supply

LR03 alkaline batteries ×4, Continuous use: 130 hours (back light OFF)

Dimensions and mass

84 mm (3.31 in)W × 174 mm (6.85 in)H× 52 mm (2.05 in)D, 390 g (13.8 oz) (with batteries and holster)

Accessories

TEST LEAD L9207-10 ×1, Holster ×1, Instruction Manual ×1, LR03 Alkaline Battery ×4