Description
Specifications – Standard Meg-Ohm Box SRB-12
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Model: SRB-12
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Resistance Values (9 ranges): 1MΩ, 2MΩ, 5MΩ, 10MΩ, 20MΩ, 200MΩ, 1GΩ, 2GΩ, 20GΩ
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Maximum Applied Voltage:
– Up to 1000V for values ≤200MΩ
– Up to 5000V for values above 200MΩ (1GΩ, 2GΩ, 20GΩ) -
Accuracy: ±3%
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Compatibility: Million Meg-Ohm Meters (MM-107, MM-108D) & Digital Insulation Testers
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Optional High-Accuracy Model: SRB-20 (±1% accuracy available at extra cost)
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Optional Voltage Upgrade: Up to 5000V (extra cost)
Long Description
The Standard Meg-Ohm Box SRB-12 is a precision-designed reference resistance box engineered for high-voltage insulation testing and calibration applications. Featuring nine resistance values ranging from 1MΩ to 20GΩ, this instrument offers exceptional stability, reliability, and accuracy for laboratory and industrial environments.
Designed to serve as a dependable reference standard, the SRB-12 is widely used with Million Meg-Ohm Meters (MM-107, MM-108D) and various Digital Insulation Testers. Its wide resistance range makes it suitable for validating insulation testers used in wire and cable industries, quality control labs, educational institutions, and calibration facilities.
With a maximum test voltage capability of 1000V for lower ranges and 5000V for higher giga-ohm ranges, the SRB-12 ensures safe and accurate performance across all applications. The box is built with premium components to maintain accuracy within ±3%, making it a practical and cost-effective reference tool.
For users requiring enhanced precision, the optional SRB-20 model provides ±1% accuracy, while higher applied voltage options are available upon request.
The SRB-12 is an essential laboratory instrument for professionals who demand reliable and consistent high-voltage resistance standards.
