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    Home Electrical, EV & Electronic Electronic Component Instruments Decade Boxes
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    Cropico 005-B Decade Resistance Box -5 Decade, 1112.10 Ohms Resistance

    SKU
    005-B
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    £1,464.00 £1,220.00
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    Seaward Cropico 005-B Decade Resistance Box

    Ideal for engineering departments, laboratories/workshops and calibration houses, the Seaward Cropico 005-B is a 5 decade, high accuracy and wide range decade box.

    With extremely high accuracy of 0.01% and suitable for Pt100 simulation, the Cropico 005-B has gold-plated contacts to ensure low contact resistance and low thermal EMF.

    This decade box is designed for long term stability <20ppm/year.

    Seaward Cropico 005-B Decade Box Key Features

    • High accuracy (0.01%) decade box
    • 5 decades
    • Suitable for Pt100 and transducer simulation
    • Long term stability <20ppm/year
    • Low temperature coefficient <3ppm/°C
    • Gold-plated switch contacts and solid copper input terminals
    • Negligible thermal EMFs
    • Lightweight and small size

    Seaward Cropico 00 Series Technical Specifications

    The following tables show the difference between each model in the Cropico 00 series.

    008006005DecadeAccuracyCurrent Max mA
    B A C B A B
    - √ - - √ - 10 x 0.001Ω ±2% 2000
    √ √ - √ √ √ 10 x 0.01Ω ±1% 2000
    √ √ √ √ √ √ 10 x 0.1Ω ±0.5% 2000
    √ √ √ √ √ √ 10 x 1Ω ±0.2% 600
    √ √ √ √ √ √ 10 x 10Ω ±0.01% 200
    √ √ √ √ √ √ 10 x 100Ω ±0.01% 60
    √ √ √ √ - - 10 x 1kΩ ±0.01% 20
    √ √ √ - - - 10 x 10kΩ ±0.01% 6
    √ - - - - - 10 x 100kΩ ±0.01% 2
    - - - - - - 10 x 1MΩ ±0.01% 0.6
    ModelNumber of DecadesTotal ResistanceResolutionSuitable for Pt100 SimulationResolution (°C) When Simulating Pt100Residual Resistance
    005-B 5 1,112.10Ω 0.01 √ 0.025 1Ω
    006-A 6 1,112.11Ω 0.001 √ 0.0025 1Ω
    006-B 6 11,112.10Ω 0.01 √ 0.025 1Ω
    006-C 6 111,111Ω 0.1 - - 0.07Ω
    008-A 8 111,112.11Ω 0.001 √ 0.0025 1Ω
    008-B 8 1,111,112.1Ω 0.01 √ 0.025 1Ω
    Other Specifications
    Switches Contact material gold-plated brass
    Contact resistance <5mΩ
    Insulation resistance (all paths>10GΩ)
    Resistors Temperature Co-Efficient ±3ppm/+20°C +85°C ±5ppm maximum over -55°C to +125°C 0.1, 0.01 and 0.001 dials 10ppm/°C
    Full Load Stability ±25ppm/10,000 hours
    ±35ppm/26,000 hours
    Weight 005: 0.5kg/1lbs
    006: 0.6kg/1lbs
    008: 0.8kg/2lbs
    Size 350 x 100 x 80mm (w x h x d) approx
    Over Full Temperature Range -50 to +125°C
    Power Rating 0.33W (+85°C)
    0.25W (+110°C)
    Maximum Continuous Working Voltage 70V DC/33V rms
    Noise Essentially non-measurable
    Thermal E.M.F <0.4μV typical, <15μV/°C maximum
    Windings Exclusive 'air cushioned' technique provides virtually stressless elements for improved performance. Non-inductively wound. Direction of winding reverse at half turns point
    Warranty 1 year (subject to product registration with Seaward)
    Seaward Cropico 005-B Decade Box - Datasheet Datasheets

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    Additional Information
    SKU 005-B
    Manufacturer Part Code 930164
    International Enquiry