HT HT7 User Manual

HT7
EN - 13
6. TECHNICAL SPECIFICATIONS
6.1. TECHNICAL CHARACTERISTICS
Accuracy is indicated as [%reading + (no. of digits) * resolution] at 23°C±5°C, <70%RH
AC/DC Voltage
Range
Resolution
Accuracy
Input impedance
Overload protection
6, 12, 24, 50, 120,
230, 400, 690V
1V

(1.0

rdg+3dgt)
(DC voltage)
1M
690VAC/DC

(1.5

rdg+5dgt)
(AC voltage)
Max output current: <1mA (400VAC); <1.5mA (690VDC)
Detection AC/DC voltage: automatic
Measuring range selection: automatic
Frequency range: 50/60Hz
Minimum detected voltage: ≥3V AC/DC
AC Voltage with low internal impedance
Range
Resolution
Measuring time
Input impedance
Overload protection
12  230V
1V max 5s < 250V
< 6k
3s <400VAC ,
690VDC
Max output current: Is ≤ 200mA @690V, max 30s (ca. 48mA @ 230V)
Detection AC voltage: automatic from 12V
Measuring range selection: automatic
Frequency range: 50/60Hz
Minimum detected voltage: 12VAC
1-wire AC voltage detection (polarity)
Voltage range: 100  690V AC
Frequency range: 50/60Hz
Continuity test
Range
Buzzer
Test current
Overload protection
<200kΩ
<1

A
690VDC/400VAC
Phase sequence indication
Voltage range: 100  400VAC
Frequency range: 50/60Hz
Measurement method: 2-wire with contact to live parts
6.1.1. Electrical characteristics
Conversion: average value
Sampling frequency: 2-3 times for second
6.1.2. Reference guidelines
Safety: IEC/EN61010-1
Insulation: double insulation
Pollution degree: 2
Measurement category: CAT III 1000V, CAT IV 600V
Max height of use: 2000m (6561ft)

HT HT7 Specifications

General

Brand	HT
Model	HT7
Category	Measuring Instruments
Language	English