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HIGH PRECISION DECADE RESISTANCE BOX

Type:7400

High Precision Decade Resistance Box Type-7400 has been designed and fabricated to meet the standard calibration requirements. This Decade Resistance Box can serve the purpose of Precision Resistance Simulation and substitution in electrical circuits, Sensors calibrations in Test & Calibration Laboratories.

DECADE

RESISTANCE PER STEP IN Ω

TOTAL RESISTANCE IN Ω

MAX. CURRENT IN AMPS

ACCURACY:

ULTRA PRECISION

ACCURACY: PRECISION

ACCURACY: STANDARD

ACCURACY:

ECONOMY

First

0.0001

0.001

20

+8%

+10%

+10%

+15%

Second

0.001

0.01

10

+5%

+8%

+10%

+15%

Third

0.01

0.1

4

+1%

+1%

+2%

+5%

Fourth

0.1

1.0

1.6

+0.2%

+0.2%

+0.5%

+1%

Fifth

1.0

10.0

800 m

+0.02%

+0.02%

+0.05%

+0.5%

Sixth

10.0

100.0

250 m

+0.01%

+0.02%

+0.05%

+0.5%

Seventh

100.0

1.0 k

80 m

+0.01%

+0.02%

+0.05%

+0.5%

Eighth

1.0 k

10.0 k

23 m

+0.01%

+0.02%

+0.05%

+0.5%

Ninth

10.0 k

100 k

7 m

+0.01%

+0.02%

+0.05%

+0.5%

Total Resistance Available: 111.111111 k Ohm

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