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Intrinsic Error
- Reference Working Conditions
+ Temperature: (23±5)℃
+ Humidity: (45～75)%RH
+ Wave forms of measured signal: sine wave, β=0.02
+ Frequency of measured signal: (50±0.2)Hz
+ Position of Measured current carrying conductor in the nipper jaw: Optional position
+ Amplitude range of measured signal when measuring phase: 100～220V, 0.5～1.5A
+ External reference frequency electromagnetic interference: Should be avoided
Limits of Intrinsic Error
- AC Voltage
+ Measure range: 20V; Resolution: 0.01V; Limits: ±(0.3%RD+0.2% Range)
+ Measure range: 20V; Resolution: 0.01V; Limits: ±(0.3%RD+0.2% Range)
+ Measure range: 20V; Resolution: 0.01V; Limits: ±(0.3%RD+0.2% Range)
Input Impedance：2MΩ for all the measure range
Voltage input impedance of phase testing: >500KΩ
- Alternating current
+ Measure range: 200mA; Resolution: 0.1mA; Limits: ±(0.3%RD+0.2)
+ Measure range: 2A; Resolution: 1mA; Limits: ±(0.3%RD+0.2)
+ Measure range: 10A; Resolution: 10mA; Limits: ±(0.3%RD+0.2)
- Phase: U-U, U-I, I-I
+ Range: 0～360°; Resolution: 1°; Limits: ±2°
Impedance of input voltage loop when measuring phase of U1-U2：40KΩ
Operating error: Rated Working Conditions
- Temperature: (0～40)℃
- Humidity: (20～80)% RH
- Wave forms of measured signal: Sine wave, β=0.05
- Frequency of measured signal: (50±0.5)Hz
- Position of Measured current carrying conductor in the nipper jaw: Optional
- Amplitude range of measured signal when measuring phase
+ Phase U1-U2：30V～500V
+ Phase I1-I2：10mA～10.00A
+ Phase U1-I2 or I1-U2：10V～500V、10mA～10.00A
+ External reference frequency electromagnetic interference: should be avoided
Other technical features
- Display: three and half
- Sampling rate: 3 times per second
- Power supply: Single 9V laminated cell、current of power is less than 5mA
- Dimensions:
+ Meter shell: 192×95×55mm3
+ Clamp shell: 140×42×20mm3
+ Nipper jaw: Φ7mm×9mm
- Weight
+ Meter body: 280g
+ Measuring clamps: 2×200g
- Storage Conditions: Temperature: －10℃～50℃
Accessories
- Host
- Aluminium Case
- Current Clamp
- Test Clips
- Short Wiring
- Test Wire
- Manual, Report, Certificate
