Seaward RBB6-B High Accuracy 6-Decade Resistance Box

Seaward RBB6-B – High Accuracy 6-Decade Resistance Box

The Seaward RBB6-B is a high-accuracy 6-decade resistance box engineered to deliver elite operational precision for laboratory calibration and specialized electrical testing. By addressing the need for ultra-stable resistance sourcing, this instrument minimizes measurement uncertainty with a total resistance of 1,112.11 Ω and a refined resolution of 0.001 Ω. The metrological architecture of the RBB6-B ensures absolute traceability, featuring exceptional full-load stability of ±35 ppm over 10,000 hours and a robust performance range across temperatures from -50°C to +125°C, making it an ideal reference standard for high-trust metrology environments.

Constructed for professional-grade longevity, the RBB6-B maintains superior material integrity under continuous working voltages up to 70 Vdc. Its technical sophistication is evidenced by its low residual resistance and the high-precision decades that allow for granular incremental adjustments. Whether used in aerospace, medical, or telecommunications testing, the Seaward RBB6-B stands as a high-trust solution for managing resistance stimulus with consistent performance and the professional-grade accuracy required for rigorous industrial audits.

Technical Specifications & Metrological Data

• Total Resistance: 1,112.11 Ω across 6 decades of high-precision adjustment.
• Resolution: Ultra-fine 0.001 Ω for granular calibration and testing.
• Accuracy & Stability: ±35 ppm/10,000 hours (Full Load); ±25 ppm/10,000 hours (No Load).
• Temperature Resilience: Operational excellence across an extreme -50°C to +125°C range.
• Voltage Rating: Maximum continuous working voltage of 70 Vdc / 33 Vrms.
• Residual Resistance: Controlled 1 Ω residual floor for predictable measurement offsets.
• Application Profile: Ideal for sensor simulation, bridge circuit balancing, and lab calibration.