
( Brand: Oriel ), ( Model: 70840 ), ( Part Type: Instrument Detector )
The 70840 Oriel Pyroelectric Detector is a versatile and high-performance infrared sensor designed for various applications. This detector is based on pyroelectric technology, which allows it to detect infrared radiation changes, making it an excellent choice for motion detection, temperature monitoring, and intrusion detection systems.
The 70840 Oriel Pyroelectric Detector features a compact and robust design, making it easy to integrate into various systems. It comes in a hermetic TO-5 package, which provides excellent protection against environmental factors such as dust, moisture, and temperature fluctuations. The detector has a sensitive active area of 2.5 mm x 2.5 mm, ensuring high responsiveness to infrared radiation changes.
The detector has a wide operating temperature range of -40 C to 85 C, making it suitable for use in a variety of environments. It also operates over a wide frequency range of 10 Hz to 100 kHz, allowing it to respond to rapid changes in infrared radiation. The detector's noise equivalent power (NEP) is typically less than 100 W, ensuring high sensitivity and low false alarm rates.
The 70840 Oriel Pyroelectric Detector is powered through a 5V DC supply and has a current consumption of less than 10 mA. It also features a built-in voltage regulator, which allows it to operate with a wide input voltage range of 7V to 18V. The detector has an output voltage of 0-5V, which can be directly connected to a microcontroller or other digital input device.
The detector is easy to use and can be configured through its built-in adjustable threshold level, which allows you to set the sensitivity level to suit your specific application requirements. The detector also features a built-in noise reduction circuit, which helps to reduce false alarms caused by noise or interference.
In summary, the 70840 Oriel Pyroelectric Detector is a high-performance and versatile infrared sensor that is ideal for motion detection, temperature monitoring, and intrusion detection systems. Its compact and robust design, wide operating temperature range, and high sensitivity make it an excellent choice for various applications. Its easy-to-use configuration and low power consumption also make it an ideal choice for battery-powered systems.
Pros of buying a 70840 Oriel Pyroelectric Detector:1. High Sensitivity: The detector has a high sensitivity, making it suitable for applications that require rapid and accurate detection of infrared radiation.
2. Wide Temperature Range: It operates over a wide temperature range, making it suitable for use in various environmental conditions.
3. Low Power Consumption: The detector has a low power consumption, making it a cost-effective choice for long-term use.
4. Compact Size: The detector is compact and lightweight, making it easy to integrate into various systems.
Cons of buying a 70840 Oriel Pyroelectric Detector:1. Limited Frequency Response: The detector has a limited frequency response, which may not be suitable for applications that require detection of high-frequency infrared radiation.
2. Sensitivity to Ambient Light: The detector is sensitive to ambient light, which may affect its performance in some applications.
3. Complex Calibration: The detector may require complex calibration procedures to ensure accurate and reliable operation.
4. Limited Operating Temperature Range: Although it has a wide temperature range, it may not be suitable for extreme temperatures, which may affect its performance.
Conclusion:The 70840 Oriel Pyroelectric Detector is a high-sensitivity and low-power-consumption device that is suitable for various applications that require rapid and accurate detection of infrared radiation. However, its limited frequency response, sensitivity to ambient light, complex calibration, and limited operating temperature range are some drawbacks that potential buyers should consider before making a purchase.
Recommendation:If you are looking for a high-sensitivity and low-power-consumption pyroelectric detector for various applications, the 70840 Oriel Pyroelectric Detector is a good option. However, it is essential to consider its limitations, such as the limited frequency response, sensitivity to ambient light, complex calibration, and limited operating temperature range, to ensure that it meets your specific requirements. Consider consulting with a professional to help you make an informed decision based on your specific application requirements.
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During that period, response rate might be slow.