Hioki 3280-70F แคลมป์มิเตอร์ AC Current, AC/DC Voltage (MEAN Value) With Flexible Sensor รุ่น CT6280

AC Current - Jaw (ACA)

Range

Accuracy range

Accuracy (50 Hz ≤ f ≤ 60 Hz)

42.00 A

4.00 A to 41.99 A

±1.5% rdg. ±5 dgt.

420.0 A

40.0 A to 419.9 A

±1.5% rdg. ±5 dgt.

1000 A

100 A to 1000 A

±1.5% rdg. ±5 dgt.

AC Current - Flexible loop (ACA) | เมื่อใช้งานร่วมกับ CT6280 : AC FLEXIBLE CURRENT SENSOR

Range

Accuracy range

Accuracy (50 Hz ≤ f ≤ 60 Hz)

420.0 A

40.0 A to 419.9 A

±3.0% rdg. ±5 dgt.
(includes accuracy of CT6280 AC Flexible Current Sensor: ±1.0% rdg.)

4200 A

400 A to 4199 A

AC Voltage (ACV)

Range

Accuracy range

Accuracy

Input impedance

45 Hz ≤ f ≤ 66 Hz

66 Hz ≤ f ≤ 500 Hz

4.200 V

0.400 V to 4.199 V

±1.8% rdg. ±7 dgt.

±2.3% rdg. ±8 dgt.

11 MΩ ±5%

42.00 V

4.00 V to 41.99 V

420.0 V

40.0 V to 419.9 V

10 MΩ ±5%

600 V

400 V to 600 V

DC Voltage (DCV)

Range

Accuracy range

Accuracy

Input impedance

420.0 mV

40.0 mV to 419.9 mV

±2.5% rdg. ±5 dgt.

100 MΩ or more

4.200 V

0.400 V to 4.199 V

±1.0% rdg. ±3 dgt.

11 MΩ ±5%

42.00 V

4.00 V to 41.99 V

10 MΩ ±5%

420.0 V

40.0 V to 419.9 V

600 V

400 V to 600 V

Resistance (Ω)

Range

Accuracy range

Accuracy

Open circuit voltage

420.0 Ω

40.0 Ω to 419.9 Ω

±2.0% rdg. ±4 dgt.

3.4 V or less

4.200 kΩ

0.400 kΩ to 4.199 kΩ

42.00 kΩ

4.00 kΩ to 41.99 kΩ

420.0 kΩ

40.0 kΩ to 419.9 kΩ

4.200 MΩ

0.400 MΩ to 4.199 MΩ

±5.0% rdg. ±4 dgt.

42.00 MΩ

4.00 MΩ to 41.99 MΩ

±10.0% rdg. ±4 dgt.

Continuity Check

Range

Accuracy

Threshold of buzzer sound

Open circuit voltage

420.0 Ω

±2.0% rdg. ±4 dgt.

50 Ω ±40 Ω or less

3.4 V or less

AC measurement method

MEAN value

Other functions

• Continuity: (50 Ω ±40 Ω) or less buzzer sounds

• Data hold

• Auto power save

• Auto zero (DC A)

Maximum input current

• Jaw (3280-10F): 2000 A AC continuous (45 Hz to 66 H)

• Flexible loop (3280-10F + CT6280): 4200 A AC continuous (50 Hz to 60 Hz)

Maximum input voltage

600 V AC/DC and 3×106 V•Hz or less (ACV/DCV)

Overload protection

600 V AC/DC (ACV/DCV/Ω/continuity)

Maximum rated voltage to earth

• Jaw, CT6280: 600 V AC (Measurementcategory III), 300 V AC (Measurement category IV) (Anticipated transient overvoltage: 600 V)

• Voltage measurement terminal: 600 V AC (Measurement category II), 300 V AC (Measurement category III) (Antipated transient overvoltage: 4000 V)

Display update rate

400 ms ±25 ms.

Zero display range

5 counts (AC Current, jaw - flexible loop)

Maximum measurable conductor diameter

• Hioki-3280 Series : ø33 mm or less

• CT6280: ø130 mm or less

Operating temperature and humidity

• Temperature: -25°C to 65°C

• Humidity: 80% RH or less (no condensation)

Storage temperature and humidity

• Temperature: -25C to 65C

• Humidity: 80% RH or less (no condensation)

Standards

• IP40: EN60529

• Safety: EN61010

• EMC: EN61326

Power supply

• CR2032 Coin-shaped lithium battery ×1 (3 V DC)

• Maximum rated power: 15 mVA

Continuous operating time

Approx. 120 hours (AC current measurement mode, continuous, unloaded)

Dimensions

• 3280-F Series: Approx. 57 × 175 × 16 mm

• CT6280: Approx. 42 × 65 × 18 mm (excluding the flexible loop and output cable)

Weight

3280-F Series: Approx. 100 g (including battery)

CT6280: Approx. 71 g