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1220
£1,464.00
£1,220.00
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Cropico 005-B Decade Resistance Box -5 Decade, 1112.10 Ohms Resistance
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.
| 008 | 006 | 005 | Decade | Accuracy | Current 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 |
| Model | Number of Decades | Total Resistance | Resolution | Suitable for Pt100 Simulation | Resolution (°C) When Simulating Pt100 | Residual 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) |
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| 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 |
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| Weight | 005: 0.5kg/1lbs 006: 0.6kg/1lbs 008: 0.8kg/2lbs |
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| 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) |
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| 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) | |||||||
Reviews
Additional Information
| SKU | 005-B |
|---|---|
| Manufacturer Part Code | 930164 |
