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 Manual Two-terminal Resistance Substitution Box
RS Series Digital Resistance Substitution Box
Data Sheet
The RS Resistance Substitution Box is the most commonly used decade box on the market today. The RS Series Resistance Substitution Box is not only easier to use, but it is also priced lower than all of its competiton.
The RS Series resistance substitution box are an economical, indispensable collection of tools with a variety of uses in engineering, design, troubleshooting, or service fields. |
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If you have additional needs such as a translation table, consider the microprocessor controlled ohmSource.
Best Resistance Substitution Box Value Available
- Accurate 0.1% to 1%
- Broad choice of standard and optional models with many powerful features
- Compact, convenient, and rugged
- Panel Mounting, Shielded Case and Fuse Protection options available
These are our most popular models. Refer to the RS Resistance Substitution Box Data sheet and specs (.PDF Format) for a full list of versions and options.
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Model |
RS-200 |
RS-201 |
RS-200W |
RS-201W |
RS-200-2W |
RS-201W-2W |
RS-RTD |
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Type |
Basic Resistance |
Precision Resistance |
Wide Range Resistance |
Wide Range
Precision
Resistance |
High Power Resistance |
High Power
Wide Range Resistance |
RTD Simulator |
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Accuracy* |
±(1%+25 mΩ) |
±(0.1%+25 mΩ)* |
±(1%+36 mΩ) |
±(0.1%+36 mΩ)* |
±(1%+25 mΩ) |
±(0.1%+36 mΩ)* |
±(0.1%+25 mΩ)* |
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Decades |
7
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9
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7 |
9 |
6 |
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Range |
0 - 9,999,999 Ω
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0 - 99,999,999.9Ω
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0 - 9,999,999 Ω |
0 - 99,999,999.9Ω |
0 - 9,999.99 Ω |
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Resolution |
1 Ω
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0.1 Ω
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1 Ω |
0.1 Ω |
0.01 Ω |
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Components |
Metal fi lm resistors; Manganin wire ≤ 0.9 Ω |
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Ratings |
0.5 W** |
2W |
0.5W |
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Residual |
0.3 Ω (0.04 Ω/dec.), typical |
≤0.5 Ω (≤0.056 Ω/decade) |
≤0.39 Ω |
≤0.5 Ω |
≤0.34 Ω |
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Physical |
A |
B |
A |
B |
A |
A |
8.1 x 7.9 x 5.6 cm; 184 g
(3.2 x 3.1 x 2.2 in; 6.5 oz.) |
B |
12 x 7.9 x 5.6 cm; 235 g
(4.7 x 3.1 x 2.2 in; 8.3 oz.) |
| *Accuracy: After subtraction of residual impedance: traceable to SI. For 0.1% models accuracy is 0.2 % for ≤ 9 Ω & ≥ 10 MΩ |
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