Help with Thermistors specifications:
Operating Specifications
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| Temperature Range | Enter the temperature range needed to measure. | ||
| Search Logic: | User may specify either, both, or neither of the limits in a "From - To" range; when both are specified, matching products will cover entire range. Products returned as matches will meet all specified criteria. | ||
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| Resistance (@25°C) | |||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
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| Minimum Accuracy | The accuracy you require of the device. The standard thermistor is called "Point-Matched" which means their accuracy is given as how well reference temperatures match at a single temperature point. | ||
| Search Logic: | All matching products will have a value less than or equal to the specified value. | ||
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| Minimum Thermal Time Constant | Thermal time constant in air. | ||
| Search Logic: | All matching products will have a value less than or equal to the specified value. | ||
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Package / Electrode Type
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| Package / Electrode Type | |||
| Your choices are... | |||
| Bead | Bead, disc, or rod type thermistors. | ||
| Chip / Surface Electrodes | Chip thermistors. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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Lead Style
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| Lead Style | |||
| Your choices are... | |||
| Axial | Leads come out either end of package, along main "axis". | ||
| Leadless | |||
| Radial | Both leads come out from one end / side of package. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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Coating
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| Coating | |||
| Your choices are... | |||
| Bare | |||
| Ceramic | |||
| Epoxy | |||
| Glass | |||
| Phenolic | |||
| RTV | |||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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Housing
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| Housing / Encapsulation | |||
| Your choices are... | |||
| None | |||
| Cup | |||
| Open Tube | |||
| Probe / Closed Tube | |||
| Surface | |||
| Other | |||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
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Dimensions
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| Length | |||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
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| Width / Diameter | |||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
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Features
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| 'High Temperature' Rating | 'High' temperature rating (designated by the manufacturer). | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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| 'Low Temperature' Rating | 'Low' temperature rating (designated by the manufacturer). | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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| Interchangeable | Interchangeable thermistors match over their entire resistance/temperature curves. This means they can be interchanged without having to recalibrate sensing circuitry. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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| Positive Temperature Coefficient (PTC) | Negative temperature coefficient (NTC) are the most common type of thermistor available. If you require a positive temperature coefficient (PTC) choose this specification. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
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