HT Instrument COMBI421 (COMBI 419) Multimeter
Manufacturer: HT Model: COMBI421 (COMBI 419) Origin: Italy Guarantee: 12 Month - Request a Quotation
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- Continuity test (LOWΩ): 0.00~ 99.9Ω; ±(2.0% rdg + 2dgt)
- Insulation resistance (MΩ): 50,100,250,500,1000 V
- Test on RCDs
+ Phase-neutral and phase-earth voltage range: (110~240V) ±10%
+ Frequency: 50Hz ± 0.5Hz, 60Hz ± 0.5Hz
+ Nominal test current (IdN): 10mA,30mA,100mA,300mA,500mA,650mA,1A
+ Contact voltage (ULIM): 25V, 50V
- Tripping time (x½, x1, x2, x5, AUTO): 1 ~ 999ms general and selective; ±(2.0%rdg + 2dgt)
- Tripping current: AC (0.5~1.1) IdN; A (0.3 ~ 1.1) IdN / -0%, +10%rdg
- Global earth resistance without RCD’s tripping (Ra) :1 ~1999 Ω; ±(5.0% rdg + 3dgt)
- Line/Loop fault impedance
+ Phase-neutral and phase-earth voltage range: (110 ~ 240V) ±10%
+ Phase-phase voltage range: (110 ~ 415V) ±10%
+ Frequency: 50Hz ± 0.5Hz, 60Hz ±0.5Hz
- TT and TN systems: 0.01~1999Ω; ±(5.0%rdg + 3dgt)
- IT systems (first fault current): 5 ~ 999mA ; ±(5.0%rdg + 3dgt)
- Global earth resistance (Ra): 0.01~1999 Ω; ±(5.0%rdg+ 1Ω)
- Phas sequence (123)
+ Phase-neutral and phase-earth voltage range (110 ~ 240V) ±10%
+ Frequency 50Hz ± 0.5Hz, 60Hz ± 0.5Hz
- Leakage current (LEAK) : 1 ~ 1200.0mV; ±(1.0%rdg + 2dgt)
- Environmental parameters (AUX):
+ Temperature: -20.0 ~ 80.0°C
+ Humidity: 0.0 ~ 100.0% RH
+ DC voltage : ±(0.0 ~ 999.9mV)
+ Luminance: 0.001~20000Lux
- Mains analisys (PWR)
+ Frequency measurement: 47.0 ~ 63.0 Hz; ±(2.0% rdg + 2dgt)
+ Voltage measurement: 5.0 ~ 265.0V; ±(0.5% rdg + 2dgt)
+ Voltage harmonics measurement: 0.0 ~ 265.0V
+ Current measurement: 0.005 ~ 1.2 x FS A; ±(1.0%rdg + 2dgt)
+ Current harmonics measurement: 0.005 ~ 1.2 x FS V
+ Full scale A: 1,10,30,100,200
+ Measurement of the active, reactive and apparent power: 0.0W~ 9999 kW; ±(1.0% rdg + 6dgt)
+ Measurement of the power factor: 0.005~1.2 x FS
STANDARD ACCESSORIES
ISO9000 calibration certificate
User manual on CD-ROM and quick guide
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