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Decade: 10 x 1Ω, 10 x 10Ω, 10 x 100Ω, 10 x 1kΩ, 10 x 10kΩ
Accuracy: ±0.2%, ± 0.05%
Current Max mA: 600, 200, 60, 20, 6
No. Decades: 5
Total Resistance: 111,110Ω
Resolution: 1
Residual Resistance: 0.012Ω
Calibration: Calibration certificates including UKAS traceable are available on request
Switches: Contact material gold plated brass, Contact resistance <5mΩ, Insulation resistance (all paths >10GΩ)
Resistors
Temperature Co-efficient:
±3ppm / +20 to +85°C ±5ppm maximum over –55°C to
+125°C 0.1, 0.01, and 0.001 dials 10ppm/°C
Full Load Stability:
±35ppm/10,000 hours
±50ppm/26,000 hours
No Load Stability:
±25ppm/10,000 hours
±35ppm/26,000 hours
Over full temperature range: -50 to +125°C
Power Rating: 0.33W (+85°C) 0.25W (+110°C)
Maximum Working Voltage: 60VDC/30Vrms
Noise: Essentially non-measurable
Thermal E.M.F: <0.4µV/°C typical <1.5µV/°C maximum
Encapsulation: Moulded epoxy
Windings: Exclusive ‘air cushioned’ technique provides virtually stressless elements for improved performance. Non-inductively wound.
Direction of winding reversed at half turns point
General Specifications
Mass: RBB5 Series - 0.5kg/1lbs
Size: 350 x 100 x 80mm / 14 x 3.9 x 3.1" (w x h x d)approx
