Xi 'an Qinwei Instrument Factory (General Partnership Enterprise)
| Material | ABS |
| Storage Temperature | -20~50℃ |
| Conditions | new and original |
| Product Size | 1/2 |
| Calibration | Factory calibrated |
| Charging Voltage | DC5V |
| Turndown Ratio | 100:1 |
| Packaging Details | Carton or wooden box |
| Length | 140mm |
| Connector | Thread |
| Payment Terms | L/C,D/A,D/P,T/T |
| Supply Ability | 100PCS/Month |
| Delivery Time | 5-8 work days |
| Object Distance Ratio | 20 : 1 |
| Place of Origin | China |
| Model Number | QW-SLS75 |
| Brand Name | QINWEIYB |
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Product Specification
| Material | ABS | Storage Temperature | -20~50℃ |
| Conditions | new and original | Product Size | 1/2 |
| Calibration | Factory calibrated | Charging Voltage | DC5V |
| Turndown Ratio | 100:1 | Packaging Details | Carton or wooden box |
| Length | 140mm | Connector | Thread |
| Payment Terms | L/C,D/A,D/P,T/T | Supply Ability | 100PCS/Month |
| Delivery Time | 5-8 work days | Object Distance Ratio | 20 : 1 |
| Place of Origin | China | Model Number | QW-SLS75 |
| Brand Name | QINWEIYB | ||
| High Light | high sensitivity thermistor transmitter ，small size temperature transmitter ，fast response thermistor sensor | ||
A thermistor temperature transmitter is an instrument that converts the resistance signal of a thermistor (such as NTC) which varies with temperature into a standard industrial electrical signal (such as 4-20mA) for remote transmission and processing.
To help you quickly understand its relationship with other common temperature transmitters, I have compiled a comparison table. You can see that each technology has its own "personality" and "battlefield".
| Comparison Dimension | Thermistor Temperature Transmitter (Your Focus) | Thermoresistance Temperature Transmitter (e.g. PT100) | Thermocouple Temperature Transmitter |
|---|---|---|---|
| Core Component | Thermistor (usually semiconductor ceramics) | Pure metals such as platinum, copper, and nickel | Circuit composed of two different metal wires |
| Temperature Coefficient | Has both negative temperature coefficient (NTC) and positive temperature coefficient (PTC) types | Positive temperature coefficient (PTC), with good linearity | Positive temperature coefficient (PTC), but with poor linearity |
| Typical Temperature Measurement Range | -80℃ to +300℃ (mainly NTC), PTC switching point usually between 60-120℃ | -200℃ to +850℃, wide coverage | -200℃ to +2000℃ and above, extremely wide range |
| Core Advantages | High sensitivity (large resistance change rate), fast response speed, low cost, insensitive to lead resistance (can use simple 2-wire system) | High accuracy, good stability, good linearity, and internationally recognized standardized calibration tables | High-temperature resistance, flexibility, durability, and relatively low cost |
| Core Limitations | Severe nonlinearity (exponential relationship), narrow temperature measurement range, poor consistency of components (less interchangeable than RTD) | Relatively high price (especially platinum resistance), slow response speed, self-heating effect exists | Low sensitivity (weak signal), requires cold junction compensation, slightly poorer long-term stability, and poor linearity |
| Best Application Scenarios | Home appliances, automobiles, electronic devices, laboratories, and other medium and low-temperature applications that require high sensitivity, cost-effectiveness, and fast response speed | Chemical, pharmaceutical, HVAC, industrial processes, and other general applications that require high accuracy and stability | Extremely high-temperature and harsh industrial environments suchs as metallurgy, kilns, and engine exhausts |
The thermistor temperature transmitter is a product that combines the high sensitivity and fast response of thermistor sensing with standardized and anti-interference transmitter technology. It is particularly suitable for temperature measurement scenarios where there are certain requirements for response speed and cost, and where standard signal output is needed.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
Establishe
Total Annual:
5 million-10 million
Employee Number:
500~800
Ecer Certification：
Verified Supplier
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