HT instruments HT710 - Manual (Page 35)

HT710
EN - 13
6. TECHNICAL SPECIFICATIONS
6.1. TECHNICAL FEATURES
The accuracy is indicated as [% of reading + number of digits]. It is referred to the
following environmental conditions: temperature 23°C ± 5°C, relative humidity < 70%.
6.1.1. DC voltage measurement
Range Resolution Accuracy Input impedance
Protection against
overloads
0.1 ÷ 399.9mV 0.1mV 100M Ω
0.400 ÷ 3.999V 0.001V 11M Ω
4.00 ÷ 39.99V 0.01V
40.0 ÷ 399.9V 0.1V
±(0.8%rdg+2dgt)
400 ÷ 600V 1V ±(1.0%rdg+2dgt)
10M Ω
DC/AC 660V rms
6.1.2.
AC voltage measurement
Range Resolution
Accuracy
(45 – 500Hz)
Input impedance
Protection against
overloads
0.001 ÷ 3.999V 0.001V 11M Ω
4.00 ÷ 39.99V 0.01V
40.0 ÷ 399.9V 0.1V
±(1.0%rdg+3dgt)
400 ÷ 600V 1V ±(1.0%rdg+2dgt)
10M Ω
DC/AC 660V rms
Max crest factor: 2
6.1.3. Frequency measurement
Range Resolution Accuracy Protection against overloads
0.001 ÷ 9.999Hz 0.001Hz
10.00 ÷ 99.99Hz 0.01Hz
100.0 ÷ 999.9Hz 0.1Hz
1.000 ÷ 9.999kHz 0.001KHz
±(0.8%rdg+2dgt) DC/AC 660V rms
Minimum detectable input voltage: 3V
Max crest factor: 2
6.1.4. Resistance
measurement
Range Resolution Accuracy Max open voltage
Protection against
overloads
0.1 ÷ 399.9Ω 0.1Ω ±(1.0%rdg+5dgt)
400 ÷ 3999kΩ 1Ω
4.00 ÷ 39.99kΩ 0.01kΩ
40.0 ÷ 399.9kΩ 0.1kΩ
400 ÷ 3999kΩ 1kΩ
±(1.0%rdg+3dgt)
4.00 ÷ 39.99MΩ 0.01MΩ ±(3.0%rdg+3dgt)
About 0.4V
DC
DC/AC 600V rms
one minute
6.1.5. Continuity
test
Range Buzzer Max open voltage Protection against overloads
< 100Ω About 1.5V
DC
DC/AC 600V rms
6.1.6. Diode
test
Range Resolution Max open voltage Protection against overloads
1mV About 1.5V
DC
DC/AC 600V rms