Tonghui TH1953 - Chapter 2 Specifications and Features; Specifications

7
Chapter 2 Specifications for TH1953
Technical description
 Technical indicator assumption
 One year calibration cycle
 Operating temperature environment: 18 ° C ~ 28 ° C
 Calibration temperature T
CAL
=23°C
 It is calibrated after warming up for 60 minutes
 Accuracy representation: ± (% reading + % range)
[1]
 Operating humidity environment: at 0 °C ~ 18 °C (when the resistance range is ≥10M, ≤70% RH), ≤80%RH,
at 28°C ～40°C, ≤70%RH
2.1 Specifications
DC voltage technical indicators
Range
Resolution
Full Scale Reading
1 year
T
CAL
± 5°C
Typical Input Impedance
100.000mV
1uV
119.999mV
0.012+ 0.008
[2]
>10GΩ
[1]
1.00000V
10uV
1.19999V
0.010+ 0.005
>10GΩ
[1]
10.0000V
100uV
11.9999V
0.010+ 0.005
>10GΩ
[1]
100.000V
1mV
119.999V
0.010+ 0.005
10MΩ
1000.00V
[6]
10mV
1050.00V
[3]
0.010+ 0.005
10MΩ
DC current technical indicators
Range
Internal Resistance Voltage
Drop
Resolution
Full Scale Reading
1 year
T
CAL
± 5°C
100.000uA
<0.011V
1nA
119.999uA
[1]
0.050 + 0.008
1.00000mA
<0.011V
10nA
1.19999mA
0.050 + 0.005
10.0000mA
< 0.05 V
0.1uA
11.9999mA
[1]
0.050 + 0.008
100.000mA
< 0.5 V
1uA
119.999mA
0.050 + 0.005
1.00000A
< 0.7 V
10uA
1.19999A
0.100 + 0.010
3.00000A
< 2.0 V
10uA
3.00000A
[2]
0.150 + 0.020
10.0000A
< 0.5 V
100uA
11.9999A
[3]
0.200 + 0.010