Decade-resistance box

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Decade-resistance box Specification

Power Source
Passive (no power required)

Voltage
Maximum Voltage: 250 V DC/AC (rms)

Feature
Six decades, high accuracy, low temperature coefficient, robust design

Temperature Range
0C to 50C operating, 0C to 70C storage

Automation Grade
Manual

Capacity
1 to 11,1111 M (6 decades)

Accuracy
0.1% per decade

Measurement Range
1 to 1,111,110

Type
Decade Resistance Box

Usage
Calibration, Laboratory Experiments, Testing circuits

Dimension (L*W*H)
280 x 105 x 80 mm

Weight
Approx. 1.5 kg

Color
White panel with black casing and clear marking

Connection Type
4 mm safety sockets

Selector Switch Life
Over 10,000 operations

Maximum Power Rating
0.5 W per resistor

Contact Resistance
Less than 50 m

Insulation Resistance
>1000 M @ 500 V DC

About Decade-resistance box

This decade resistance substitution box provides 4 decade ranges from 0 to 11110W with a resolution of 1W. Each decade is selected by a rotary switch. Tapping points are provided across each range to allow the unit to be used as an accurate potential divider. All resistance values are + 2% with a rating of 0.25 W maximum per range.

Precision Calibration and Reliable Testing

Engineered for accuracy, the Decade Resistance Box delivers resistance values from 1 up to 1,111,110 over six decades. Its 0.1% per decade accuracy makes it invaluable for laboratories and calibration facilities. With robust construction and protective casing, this instrument is built for heavy use and consistent performance.

User-Friendly Features and Safe Operation

The device incorporates clear markings on a bright white panel for easy reading. Connections via 4 mm safety sockets minimize user error and enhance safety. Its manual switches are highly durable, rated for 10,000+ operations, and require no electrical power, making operation straightforward in any setting.

Versatile Applications Across Industries

Ideal for researchers, educators, and technicians, this resistance box supports various scenarios such as testing circuits, verifying instrument calibration, and conducting laboratory experiments. Its wide resistance range, robust insulation, and reliable manual operation ensure it meets diverse technical requirements.

FAQs of Decade-resistance box:

Q: How do I connect the Decade Resistance Box to my circuit?

A: You can connect the resistance box easily to your circuit using standard 4 mm safety sockets. Simply use compatible safety banana plugs to attach your test leads to the inputs and outputs as indicated on the clearly marked panel.

Q: What are the recommended usage scenarios for this resistance box?

A: The Decade Resistance Box is ideal for laboratory experiments, calibration of measurement instruments, and testing electronic circuits in both educational and industrial environments. Its high accuracy and wide range make it suitable for a variety of technical tasks.

Q: Where can I use the Decade Resistance Box considering environmental conditions?

A: This instrument can be safely operated within temperatures ranging from 0C to 50C and stored between 0C and 70C, making it suitable for most indoor laboratory, research, and workshop settings.

Q: What benefits does the six-decade design provide?

A: With six selectable decades, you have the flexibility to dial in resistance values from as low as 1 up to 1,111,110 . This extensive range allows for fine adjustments and broad versatility in resistance selection for diverse experimental needs.

Q: How does the manual operation process work for setting resistance?

A: Resistance is adjusted manually via selector switches, each corresponding to a decade. By turning the respective switches to the desired value, you sum up the resistance from each stage to achieve the total output resistance you need.

Q: What ensures the durability and reliability of this resistance box?

A: The instrument features robust build quality, selector switches rated for over 10,000 operations, high insulation resistance (>1000 M), and low contact resistance. Its passive design, without internal power sources, further enhances long-term reliability.

Q: What are the key benefits of using this resistance box for calibration?

A: Users benefit from its high accuracy (0.1% per decade), low temperature coefficient, and stable, clearly marked design. This ensures precise, repeatable resistance settings essential for effective calibration and high-fidelity experimental work.

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