Đồng hồ vạn năng Hioki DT4255

Đồng hồ vạn năng Hioki DT4255

Thông số kỹ thuật

• Model: DT4255
• DC Voltage (Basic accuracy): 600.0 mV to 1000 V
• 5 ranges, Basic accuracy: ±0.3 % rdg. ±3 dgt.
• AC Voltage: 40 to 500 Hz     6.000 V to 1000 V, 4 ranges, Frequency characteristics: 40 Hz to 1 kHz
• Basic accuracy: ±0.9 % rdg. ±3 dgt. (True RMS, crest factor 3)
• AUTO AC/DCV:     Yes
• Resistance : 600.0 Ω to 60.00 MΩ, 6 ranges, Basic accuracy: ±0.7 % rdg. ±3 dgt.
• AC Current (use with Clamp on probes): 40 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)
• Voltage detection (50/60 Hz): Hi: AC40 V to 600 V, Lo: AC80 V to 600 V
• C (capacitance):     1.000 μF to 10.00 mF, 5 ranges, Basic accuracy: ±1.9 % rdg. ±5 dgt.
• Frequency :    99.99 Hz to 99.99 kHz, 4 ranges (limited by the minimum detectable voltage),
• Basic accuracy: ±0.1 % rdg. ±1 dgt.
• Continuity check:     Continuity threshold [ON]: 25 Ω or less , [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)
• Power supply : LR03 alkaline batteries ×4, Continuous use: 130 hours (backlight 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) (including batteries and holster)
• Accessories :  Test lead L9207-10 ×1, Holster ×1, Instruction manual ×1, LR03 alkaline battery ×4
• Nhà sản xuất: Hioki
• Xuất xứ: Nhật Bản
• Bảo hành: 12 Tháng