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Hộp điện trở chuẩn IET Labs HARS-X-2-10K

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Hộp điện trở chuẩn IET Labs HARS-X-2-10K

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Hộp điện trở chuẩn IET Labs HARS-X-2-10K


HARS-X Series Resistance Decade Box Basic Specifications (Full specifications can be found on datasheet)

Accuracy: ≤1 MΩ steps: ±(0.01% + 2 mΩ) 10 MΩ steps: ±0.03% after subtraction of zero resistance, at 23°C; traceable to SI
Zero Resistance: <1 mΩ per decade at dc for ≤1 MΩ decades: 10 MΩ decade: ≈3 mΩ at dc
Maximum Voltage to Case: 2000 V peak Switches:
Continuous rotation 11 positions marked "0"-"10" Multiple solid silver-alloy contacts

Resistance per step
Total decade resistance
Stability (±ppm/yr)
Long-term stability (±ppm/3 yrs)
Temperature coefficient (±ppm/°C)
Resistor type
HARS-X
HARS-X2
Max current
Max voltage  (per step)
Max power (per step)
Max current
Max voltage  (per step)
Max power  (per step)
1 mΩ
10 mΩ
50
75
50
Resistance wire
8 A
5 mV
0.04 W
9:A
9 mV
0.08 W
10 mΩ
100 mΩ
50
75
20
4 A
40 mV
0.16 W
6.3 A
63 mV
0.4 W
100 mΩ
1 Ω
50
75
20
1.6 A
0.16 V
0.25 W
2.2 A
0.3 V
0.5 W
1 Ω
10 Ω
20
25
20
Wirewound, non-inductive
0.8 A
0.8 V
0.6 W
1.1 A
1.1 V
1.2 W
10 Ω
100 Ω
20
25
15
0.25 A
2.5 V
0.6 W
0.35 A
3.5 V
1.2 W
100 Ω
1 kΩ
20
25
5
80 mA
8 V
0.6 W
110 mA
11 V
1.2 W
1 kΩ
10 kΩ
20
25
5
23 mA
23 V
0.5 W
35 mA
35 V
1.2 W
10 kΩ
100 kΩ
20
25
5
7 mA
70 V
0.5 W
11 mA
110 V
1.2 W
100 kΩ
1 MΩ
20
25
5
2.3 mA*
230 V*
0.5 W*
3 mA*
500 V*
1 W*
1 MΩ
10 MΩ
20
25
5
0.7 mA*
700 V*
0.5 W*
1 mA*
1000 V*
1 W*
10 MΩ
100 MΩ
50
100
10
Metal oxide film
0.1 mA*
1000 V*
0.1 W*
0.1 mA*
1000 V*
0.1 W*
*Subject to maximum of 2000 V to case.                

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