User Manual

HT79
EN - 16
7. TECHNICAL SPECIFICATIONS
7.1. TECHNICAL CHARACTERISTICS
Accuracy indicated as [%reading + (number of digits*resolution)] at 23°C±5°C, <80%RH
DC Voltage (Autorange)
Range Resolution Accuracy Input impedance
Protection against
overcharge
50.00V 0.01V
(1.0%rdg + 2digits) 1M
300VDC/ACrms
300.0V 0.1V
AC TRMS Voltage (Autorange)
Range Resolution Accuracy Bandwidth
Protection against
overcharge
50.00V 0.01V
(1.2%rdg+5digits)
40Hz ÷ 1kHz 300VDC/ACrms
300.0V 0.1V
Input impedance: 1M
DC Current (Autorange)
Range Resolution Accuracy
Protection against
overcharge
300.0mA 0.1mA
(1.0%rdg+10digits)
10ADC
3,000A 0,001A
10.00A 0.01A
(3.0%rdg+10digits)
Influence of external magnetic field: < 1.0mA ; Influence of clamp jaw opening/closing: < 1.0mA
AC TRMS Current (Autorange)
Range Resolution Accuracy Bandwidth
300.0mA 0.1mA
(1.0%rdg+5digits)
50Hz ÷ 60Hz
3,000A 0,001A
20.00A 0.01A
Protection against overcharge: 20Arms
Resistance and Continuity test (Autorange)
Range Resolution Accuracy Buzzer
Protection against
overcharge
500.0 0.1
(1.0%rdg + 2digits) <100
300VDC/ACrms
5.000k 0.001k
50.00k 0.01k
500.0k 0.1k
7.1.1. Electrical characteristics
Conversion type: TRMS
Sampling frequency: 2 times per second
7.1.2. Reference standards
Safety: IEC/EN61010-1
EMC: IEC/EN61326-1
Insulation: double insulation
Pollution level: 2
Max operating altitude: 2000m (6562ft)
Measurement category: CAT IV 300V