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FIRE / FLAME DETECTING SENSOR RELAY MODULE

General Description:

It is a fire flame detection sensor relay Module. The flame sensor can detect the flame or the wavelength at 760 nm to 1100 nm range of the light source, the test flame lighter distance of 80cm, the larger the flame, the greater the distance test. The detection angle of 60 degrees, and the flame spectrum is particularly sensitive. Sensitivity is adjustable (shown in blue digital potentiometer adjustment). The comparator output directly triggers the relay. The output bluish Terminal Block for convenient connections.

Working Principle:

A fire flame-detecting sensor relay module operates by utilizing a flame sensor to detect infrared radiation emitted by flames. When flames are detected, the sensor triggers a relay, which can activate alarms, shut down equipment, or initiate other safety measures. These modules are essential components in fire detection and safety systems, providing early warning and helping to prevent potential hazards. Regular calibration and integration into larger safety systems ensure their effectiveness in various environments.

Specifications:

  1. Having an IC chip LM393 voltage comparator.
  2. Operating Voltage (VDC) is 3V-5V.
  3. Max voltage for the relay is 250V AC and turned on by a 5V supply (on logic).
  4. Operating current 150mA.
  5. Mounting holes to facilitate fixed installation.
  6. It has the signal output indicating LED.
  7. Operating Distance Range is 0.8 meters.
  8. Long working life and stable performance.
  9. Relative Humidity is 20% -85%.
  10. Operating Temperature: -40°C to 80°C.

Requirements

S. No. Component Name Values
1 LM393 (Voltage Comparator) IC
2 Phototransistor (flame sensor)
3 Resistors 472R
4 Capacitors 106, 104, 105(n)
5 Male connectors 2
6 Variable potentiometer 10K
7 Indication LEDs
8 Zenor diode
9 Terminal Block 3

Pin configuration:

S. No. Pins Pin Description
1 VCC Input voltage (3V to 5V)
2 GND Ground
3 NC Normally closed relay pin
4 NO Normally opened relay pin
5 CN Common AC port

Applications:

  1. Industrial Facilities
  2. Commercial Buildings
  3. Residential Settings
  4. Environmental Monitoring
  5. Transportation
  6. Energy and Power Plants

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