Honeywell C7012F1052 Flame Detector (EX Proof) – Overview:

General Features:

• Model: C7012F1052
• Type: UV Flame Detector (Ultraviolet)
• Protection: EX Proof, making it suitable for use in hazardous areas (Explosion Proof).
• Application: Commonly used for flame detection in combustion systems, burners, furnaces, and turbine systems in industries such as oil & gas, chemical plants, and power generation.

Key Features:

• Explosion-Proof (EX Proof): Designed for use in hazardous and explosive environments, such as zones where there is a risk of flammable gases, vapors, or dust.
• Flame Detection Technology: The C7012F1052 uses ultraviolet (UV) light to detect the presence of a flame. The detector senses UV radiation from the flame, offering high sensitivity to flame signals.
• Output Signal: The detector provides discrete output signals (ON/OFF) indicating whether a flame is present or not.
• Built-in Fault Monitoring: The unit includes built-in diagnostics for identifying faults or failures, ensuring reliable operation and safety.
• UV Flame Detection Range: This UV detector can detect flames in the typical 180-260 nm UV range, making it suitable for a wide variety of combustion processes.

Specifications:

1. Electrical Specifications:

   • Power Supply: 120V AC (Nominal).
   • Power Consumption: 7 Watts.
   • Frequency: 50-60 Hz.

2. Flame Detection Range:

   • The C7012F1052 is specifically designed to detect UV radiation emitted by flames. This UV detector is highly sensitive and ideal for applications where the detection of small or distant flames is crucial.

3. Protection Class:

   • Explosion-Proof: This device is built to meet explosion-proof standards, meaning it can be used in hazardous areas where flammable gases, vapors, or dust may be present.
   • ATEX and IECEx Compliance: Often certified to ATEX, IECEx, or other regional explosion-proof standards, ensuring safety in hazardous locations.

4. Operating Environment:

   • Ambient Temperature: Typically, the C7012F1052 operates in environments from -40°C to +85°C (verify with datasheet for specific conditions).
   • Humidity: The unit is designed to work in high-humidity environments, suitable for most industrial settings.
   • Ingress Protection: Typically rated IP65 or higher, meaning the detector is protected against dust and water ingress.

5. Physical Characteristics:

   • Mounting: The detector is designed for easy installation and can be mounted in various orientations to monitor flames in combustion chambers, burners, and gas turbines.
   • Explosion Proof Housing: The casing is constructed to withstand external explosions, ensuring safety in hazardous areas.
   • Connection Type: It uses standard electrical connections for easy integration into flame detection systems.

6. Output:

   • ON/OFF Output: The detector provides a discrete output signal indicating whether a flame is present. This is typically used to trigger alarms or shutdowns in the event of flame failure or abnormal conditions.

7. Response Time:

   • The response time of the flame detector is fast, providing quick detection and response to flame conditions in the system. Typically, it will detect flames almost instantly, ensuring safety.

Applications:

• Burners and Combustion Chambers: Detecting flames in burners, furnaces, and combustion systems.
• Power Generation: Flame monitoring for gas turbines, boilers, and generators.
• Oil and Gas Industry: Ideal for flame detection in oil refineries, natural gas facilities, and chemical plants.
• Hazardous Locations: Suitable for areas classified as Zone 1 or Zone 2 (ATEX/IECEx zones), where hazardous substances are present.

Certification:

• EX Proof Certification: This model complies with the explosion-proof safety standards (e.g., ATEX and IECEx certifications), making it suitable for installation in hazardous locations.
• Class 1, Division 2 and Class 1, Zone 2 rated for use in locations with flammable gases and vapors.

Installation:

• The C7012F1052 is typically mounted near the flame source, and it is designed to directly monitor the flame within combustion chambers or turbine systems.
• Ensure that the detector is installed properly according to safety guidelines and the system’s specifications for flame detection.
• Wiring and configuration depend on the specific system setup, such as whether it integrates with Honeywell control systems or other third-party fire safety systems.

Advantages of Honeywell C7012F1052:

• High Reliability: Proven track record of reliable flame detection in hazardous areas.
• Explosion-Proof: Compliant with explosion-proof safety standards for use in dangerous environments.
• Fast Response: Quick detection of flame presence or loss, ensuring safety in critical industrial systems.
• Durable Construction: Built for harsh industrial environments with protection against water, dust, and high temperatures.
• Minimal Maintenance: The UV flame detector typically requires minimal maintenance compared to other flame detection technologies.