Technical specifications – HT instruments HT4012 User Manual
Page 41

HT4012
EN - 16
6. TECHNICAL SPECIFICATIONS
6.1. CHARACTERISTICS
Accuracy is indicated as [% of reading + digit number]. It is referred to the following
reference conditions: 23°C ± 5°C with RH <75%.
DC Voltage
Range Resolution Accuracy
Input
impedance
2V 1mV
±(0.8%rdg + 2 dgt)
11M
Ω
20V 10mV
10M
Ω
200V 100mV
600V 1V
±(1.0%rdg + 2 dgt)
AC voltage
Range Resolution
Accuracy
(45
÷ 500Hz)
Input
impedance
2V 1mV
±(1.0%rdg+ 3 dgt)
11M
Ω
20V 10mV
10M
Ω
200V 100mV
600V 1V
±(1.2% rdg + 2 dgt)
AC Current
Range Resolution
Accuracy
(45
÷ 66Hz)
Overload
protection
200A 0.1A
±(2.0%rdg + 10 dgt)
600A RMS
(60 seconds)
400A 1A
Resistance
Range Resolution Accuracy
Max. Open Loop
voltage
Overload
protection
200
Ω 0.1Ω
±(1.0% rdg + 5 dgt)
about 1.5VDC
600V rms
2k
Ω
1
Ω
±(1.0% rdg + 3 dgt)
about 0.45 VDC
20k
Ω
10
Ω
200k
Ω
100
Ω
2M
Ω
1k
Ω
20M
Ω
10k
Ω
±(3.0% rdg + 3 dgt)
Continuity test
Range Buzzer
Max.
Open Loop voltage
Overload
protection
Activated for R<25
Ω
about 1.5VDC
600A rms
Diode test
Range Resolution Accuracy
Max. Open
Loop voltage
Overload
protection
10mV
±(0.5% rdg + 3 dgt)
about 3VDC
600A rms