Important Notice
This item is made-to-order exclusively for you once your order is placed. As a result, it is not eligible for cancellation or return under our standard policy. Your statutory rights remain unaffected.
Seaward Cropico 008 Decade Box - 8 Decades
- 8 decade resistance box
- Highly accurate (0.01%)
- Choice of 2 versions with different total resistance
SKU
CROPICO-008
MPN
930168
High accuracy, high performance 8 decade box ideal for use in engineering departments, laboratories/workshops etc.
The Seaward Cropico 008 has wide range from 0.001 to 11MΩ with everything containied in a compact, lightweight metal case. The switches of the 008 are gold plated to ensure low contact resistance with negligible thermal E.M.F.
Seaward Cropico 008 Decade Box Key Features
- High accuracy (0.01%) decade box
- 8 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
Technical Information
Specification
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) | |||||||
Document Downloads
Additional Information
SKU
CROPICO-008
Manufacturer Part Code
930168
Seaward Cropico 008 Decade Box - 8 Decades
£2,245.00
£2,694.00 inc vat
£2,245.00
£2,694.00 inc vat