Place of Origin: China
Brand Name: CSPPM
Model Number: PPM-HW-05A
Payment & Shipping Terms
Minimum Order Quantity: 1 PCS
Packaging Details: Standard export packing, including instructions and certificate
Delivery Time: 5-8 working days
Payment Terms: L/C, T/T, Western Union, MoneyGram
Supply Ability: 1000 pcs per month
High Level 3.2V, Low Level 0V
High Level Delay Time:
High Level 3.2V, Low Level 0V
High Level Delay Time:
PPM-HW-05A PIR Motion Detection Intelligent Infrared Sensor
Use intelligent infrared sensor to convert the infrared signal into 15-bit ADC signal and compare it with
the set digital threshold to make a human body induction module that can output high and low level signals
Low power consumption
Does not emit any type of radiation
The integration of PIR probes and conditioning circuits minimizes interference.
Someone enters the sensing range and outputs a high level. After leaving the sensing range,
the high level delays for a set time and then outputs a low level.
Both high level delay time and sensor sensing distance can be adjusted.
The enable port can be used to set the sensor on or off, for example, light sensitive control can be added.
Wide operating voltage range
|high level 3.2V, low level 0V.
|High level delay time:
|It needs to wait for 20 seconds to work normally after power on, this is the normal warm-up time of infrared sensor.
Toys, Digital Photo Frame, TV , Refrigerator, Air-Condition, USB Alarms, PIR Motion Detection,
Intruder Detection , IOT Sensor, Sense Light, Computer Monitor, Security System , Car Security System,
Corridor and Stair Lights etc.
Tags: temperature transmitter
The CSPPM temperature transmitter sensor is a key component of industrial process control, which accurately monitors and controls temperature signals by measuring them and converting them into electrical signals. The sensor itself detects temperature changes in the environment or specific processes. It usually uses temperature sensitive components, such as thermocouples or resistance temperature detectors (RTDs), to respond to temperature changes.
Once the sensor records the temperature, the temperature transmitter will function. The main function of the transmitter is to convert the analog temperature signal of the sensor into a standard electrical signal, which is usually 4-20 mA in industrial applications. This conversion allows for easier transmission of temperature data over long distances without significantly reducing the signal.
Temperature transmitters not only convert signals, but also include additional functions such as signal amplification, signal filtering, and compensation for environmental factors that may affect the accuracy of temperature readings. Standardized output signals contribute to compatibility with various industrial control systems, enabling seamless integration into larger process control networks.
Essentially, the combination of temperature transmitters and sensors provides a reliable and accurate means for temperature monitoring and control in industrial processes. This technology is crucial in industries such as manufacturing, petrochemicals, pharmaceuticals, and food processing.
How to select temperature transmitter sensors for accurate and reliable temperature monitoring? To ensure optimal performance and applicability for specific applications, CSPPM will provide you with some suggestions.
Temperature range: Select a sensor that covers the temperature range required by the application. Different sensors have been designed for specific extreme temperatures, and selecting a sensor that matches the operating range is crucial for accurate measurement.
Accuracy and precision: Evaluate the accuracy and precision requirements of temperature monitoring tasks. Different sensors have varying degrees of accuracy, and choosing a sensor with appropriate accuracy can ensure reliable temperature data.
Sensor type: Consider the type of temperature sensor, such as thermocouple, resistance temperature detector (RTD), or thermistor. Each type has unique characteristics, and the selection depends on factors such as temperature range, sensitivity, and application requirements.
Environmental conditions: Evaluate the environmental conditions under which the sensor operates. Some sensors are more suitable for harsh environments, such as environments with extreme temperature, humidity, or corrosive substances. Ensure that the sensor is compatible with the specific conditions of the application.
Response time: The response time of the sensor is crucial, especially in the dynamic process of rapid temperature changes. Select a sensor with a response time that meets the speed requirements of the application.
Calibration: Check if the sensor needs regular calibration and consider the convenience of calibration. Regular calibration ensures the continuous accuracy of temperature measurements.
Output signal: Understand the compatibility between the sensor output signal and the monitoring system. Common output signals include analog (4-20 mA), digital (Modbus, HART), or voltage signals.
Installation and installation: Consider the physical aspects of the sensor, including size, shape, and installation options. Ensure that the sensor can be easily installed in the desired position and direction.
Certification and compliance: Verify whether the sensor meets industry standards and application related certifications. Adhering to standards ensures reliability, security, and regulatory compliance.
Infrared temperature sensors operate based on the principle of detecting the thermal radiation emitted by an object. These sensors utilize an optical system to focus the infrared radiation onto a detector, typically a thermopile or a pyroelectric sensor. The amount of infrared radiation received by the sensor is converted into an electrical signal, which is then processed to determine the object's temperature.
One of the key advantages of using infrared technology for temperature measurement is its non-contact nature. Infrared temperature sensors can measure temperatures from a distance without physically touching the object, making them suitable for applications where direct contact is impractical or poses a risk.
Additionally, they offer rapid response times, enabling quick and real-time temperature monitoring. Infrared sensors are widely employed in various industries, including manufacturing, automotive, and medical, due to their versatility, accuracy, and the ability to measure temperatures in challenging environments.