|
| MOQ: | 1 |
| 価格: | $22/pieces |
| 標準パッケージ: | 段ボール |
| 配達期間: | 15～20営業日 |
| 決済方法: | T/T |
| 供給能力: | 100-1000 |
A temperature sensor is a device that measures thermal energy in a system, converting it into an electrical signal (e.g., voltage, resistance) for monitoring, control, or safety. These sensors ensure precise temperature management in industrial, automotive, medical, and consumer applications.
Accurate Measurement
Tracks real-time temperature with high precision.
Process Control
Maintains optimal conditions (e.g., HVAC, manufacturing).
Safety Shutdown
Triggers alarms or halts systems during overheating/freezing.
Energy Efficiency
Optimizes heating/cooling cycles to reduce waste.
| Type | Principle & Use Case | Pros & Cons |
|---|---|---|
| Thermocouple (T/C) | Two dissimilar metals generate voltage proportional to ΔT. Wide range, rugged. | ✅ Fast, high-temp (up to 2300°C) ❌ Lower accuracy |
| RTD (Pt100/Pt1000) | Platinum wire’s resistance changes with T. Linear, stable. | ✅ High accuracy (±0.1°C) ❌ Slower, costly |
| Thermistor | Ceramic/polymer resistance varies exponentially with T. High sensitivity. | ✅ Precise in narrow ranges ❌ Fragile, self-heating |
| Semiconductor (IC) | Silicon-based (e.g., LM35, DS18B20). Digital/analog output. | ✅ Easy integration, low-cost ❌ Limited range (-55°C to 150°C) |
| Infrared (IR) | Detects thermal radiation from surfaces. Non-contact. | ✅ Fast, remote sensing ❌ Affected by emissivity |
Standard specifications for industrial temperature sensors:
| Parameter | Description | Common Values/Options |
|---|---|---|
| Measurement Range | Operational temperature limits. | -200°C to +2300°C (T/C Type B) -50°C to +150°C (IC) |
| Accuracy | Max. deviation from true value. | ±0.1°C (RTD), ±1°C (T/C), ±0.5°C (IC) |
| Response Time | Time to reach 63% of final reading (τ). | 0.1–10s (fast IR), 1–50s (RTD/T/C) |
| Output Signal | Electrical interface. | mV (T/C), Ω (RTD), 0–10V, 4–20mA, I²C, SPI |
| Probe Material | Sensing tip/jacket construction. | Stainless steel 316, Inconel, ceramic, PFA |
| Stability/Drift | Long-term accuracy change per year. | ±0.05°C/yr (RTD), ±0.2°C/yr (T/C) |
| Self-Heating Error | Heat generated by sensor affecting readings (esp. RTDs/thermistors). | <0.1°C (low-power IC), 0.5–2°C (RTD at 1mA) |
| Immersion Depth | Minimum probe insertion for accurate readings. | 10–15x probe diameter (general rule) |
| IP Rating | Ingress protection (dust/water resistance). | IP65 (water-resistant), IP67 (submersion) |
| Certifications | Compliance standards. | IEC 60751 (RTD), ASTM E230 (T/C), RoHS, ATEX |
Industrial: Furnace control, chemical reactors, machinery health.
Automotive: Engine/cabin temp, battery thermal management (EVs).
Medical: Patient monitors, sterilizers, lab equipment.
HVAC: Air/water temp regulation.
Food Safety: Cold chain monitoring, cooking processes.
Consumer Electronics: Smartphones, appliances, wearables.
Range & Accuracy:
Use T/Cs for extreme heat (>400°C); RTDs for precision (±0.1°C); ICs for cost-sensitive apps.
Environment:
Choose corrosion-resistant probes (e.g., Inconel) for chemicals; IP67 for moisture.
Response Needs:
Opt for thin-film RTDs/IR for rapid changes; avoid thermistors in dynamic systems.
Output Compatibility:
4–20mA for noisy industrial settings; digital (I²C) for embedded systems.
Calibration:
Prioritize sensors with low drift for critical processes (e.g., pharma).
⚠️ Critical Notes:
Grounding/Noise: Shield T/C wires to prevent EMI interference.
Thermal Contact: Ensure proper probe adhesion to surfaces.
Calibration: Recalibrate annually per ASTM E2847 or OEM guidelines.
Specialized Sensors:
Fiber Optic: Immune to EMI (e.g., power plants).
Wireless IoT: For remote monitoring (LoRaWAN/NB-IoT).
Surface-Mount: PCBs/microelectronics.
Always verify specifications against application requirements. Consult datasheets for derating at extreme conditions.
|
|
| MOQ: | 1 |
| 価格: | $22/pieces |
| 標準パッケージ: | 段ボール |
| 配達期間: | 15～20営業日 |
| 決済方法: | T/T |
| 供給能力: | 100-1000 |
A temperature sensor is a device that measures thermal energy in a system, converting it into an electrical signal (e.g., voltage, resistance) for monitoring, control, or safety. These sensors ensure precise temperature management in industrial, automotive, medical, and consumer applications.
Accurate Measurement
Tracks real-time temperature with high precision.
Process Control
Maintains optimal conditions (e.g., HVAC, manufacturing).
Safety Shutdown
Triggers alarms or halts systems during overheating/freezing.
Energy Efficiency
Optimizes heating/cooling cycles to reduce waste.
| Type | Principle & Use Case | Pros & Cons |
|---|---|---|
| Thermocouple (T/C) | Two dissimilar metals generate voltage proportional to ΔT. Wide range, rugged. | ✅ Fast, high-temp (up to 2300°C) ❌ Lower accuracy |
| RTD (Pt100/Pt1000) | Platinum wire’s resistance changes with T. Linear, stable. | ✅ High accuracy (±0.1°C) ❌ Slower, costly |
| Thermistor | Ceramic/polymer resistance varies exponentially with T. High sensitivity. | ✅ Precise in narrow ranges ❌ Fragile, self-heating |
| Semiconductor (IC) | Silicon-based (e.g., LM35, DS18B20). Digital/analog output. | ✅ Easy integration, low-cost ❌ Limited range (-55°C to 150°C) |
| Infrared (IR) | Detects thermal radiation from surfaces. Non-contact. | ✅ Fast, remote sensing ❌ Affected by emissivity |
Standard specifications for industrial temperature sensors:
| Parameter | Description | Common Values/Options |
|---|---|---|
| Measurement Range | Operational temperature limits. | -200°C to +2300°C (T/C Type B) -50°C to +150°C (IC) |
| Accuracy | Max. deviation from true value. | ±0.1°C (RTD), ±1°C (T/C), ±0.5°C (IC) |
| Response Time | Time to reach 63% of final reading (τ). | 0.1–10s (fast IR), 1–50s (RTD/T/C) |
| Output Signal | Electrical interface. | mV (T/C), Ω (RTD), 0–10V, 4–20mA, I²C, SPI |
| Probe Material | Sensing tip/jacket construction. | Stainless steel 316, Inconel, ceramic, PFA |
| Stability/Drift | Long-term accuracy change per year. | ±0.05°C/yr (RTD), ±0.2°C/yr (T/C) |
| Self-Heating Error | Heat generated by sensor affecting readings (esp. RTDs/thermistors). | <0.1°C (low-power IC), 0.5–2°C (RTD at 1mA) |
| Immersion Depth | Minimum probe insertion for accurate readings. | 10–15x probe diameter (general rule) |
| IP Rating | Ingress protection (dust/water resistance). | IP65 (water-resistant), IP67 (submersion) |
| Certifications | Compliance standards. | IEC 60751 (RTD), ASTM E230 (T/C), RoHS, ATEX |
Industrial: Furnace control, chemical reactors, machinery health.
Automotive: Engine/cabin temp, battery thermal management (EVs).
Medical: Patient monitors, sterilizers, lab equipment.
HVAC: Air/water temp regulation.
Food Safety: Cold chain monitoring, cooking processes.
Consumer Electronics: Smartphones, appliances, wearables.
Range & Accuracy:
Use T/Cs for extreme heat (>400°C); RTDs for precision (±0.1°C); ICs for cost-sensitive apps.
Environment:
Choose corrosion-resistant probes (e.g., Inconel) for chemicals; IP67 for moisture.
Response Needs:
Opt for thin-film RTDs/IR for rapid changes; avoid thermistors in dynamic systems.
Output Compatibility:
4–20mA for noisy industrial settings; digital (I²C) for embedded systems.
Calibration:
Prioritize sensors with low drift for critical processes (e.g., pharma).
⚠️ Critical Notes:
Grounding/Noise: Shield T/C wires to prevent EMI interference.
Thermal Contact: Ensure proper probe adhesion to surfaces.
Calibration: Recalibrate annually per ASTM E2847 or OEM guidelines.
Specialized Sensors:
Fiber Optic: Immune to EMI (e.g., power plants).
Wireless IoT: For remote monitoring (LoRaWAN/NB-IoT).
Surface-Mount: PCBs/microelectronics.
Always verify specifications against application requirements. Consult datasheets for derating at extreme conditions.
アドレス
1階2階,西側 6号ビル チェンベー科学技術公園,グアンユン郡,リアンユンガン市,江蘇省 中国
テレ
86-134-82469557
