Product Description
Danfoss Flame Sensors
Model no - LD / LDS
- Danfoss LD/ LDS Senspors are used to detect the flame in yellow flame oil burners . They are designed for use with Danfoss units of the OBC 80 and BHO 60 /70 series
- LD/ LDS sensors meet the requirements of the EN230:2005 standard , as well as those of the RoHS and WEE Directives .
- The LD / LDs Sensors can be installed using a flange and clamping ring ; alternatively , use a rubber sleeve (Delivered mounted on LD / LDS ).
- The Sensors are available in two standard lengths , with a longer piece featuring built - in extension tubes .
Technical data
| Mains Connection | 2 - transport 30 V , 50 / 60 Hz, 0, 3 VA |
| Enclosure | IP 40 |
| Signal Output | max. 220 |
| Recommend Min. signal output | 65 |
| signal for no light | max 5 |
| Ambient Temperature - Operation | -20 - + 70 degree C |
| transport | -30 - + 70 degree C |
Reliable Flame Detection for Industrial ApplicationsThe Danfoss LDN Series Flame Sensor ensures efficient monitoring of flame presence in oil and gas burners, heating units, and industrial boilers. Its robust structure and automatic sensitivity adjustment make it a dependable choice for demanding environments. Suitable for both new installations and upgrades, it enhances safety and operational control in various energy applications.
Flexible Installation and Connection OptionsOffering both panel and burner mounting flexibility, the LDN Series easily adapts to diverse system designs. With options for 2-wire or 3-wire connections and a standard 1-meter cable, installation is straightforward. Threaded style and compact cylindrical structure further simplify integration into existing setups, ensuring quick and secure placement.
FAQs of Danfoss Flame Sensors:
Q: How is the Danfoss LDN Series flame sensor mounted onto burners or panels?
A: The LDN Series flame sensor is designed for versatile mounting and can be installed on panels or directly on burners using its threaded base, facilitating secure and stable positioning within your system.
Q: What type of output signal does the sensor provide for flame detection?
A: This photoelectric flame sensor offers a digital ON/OFF output, indicating the presence or absence of flame, which simplifies integration with burner control systems and safety devices.
Q: When should the sensors sensitivity adjustment be used?
A: Sensitivity adjustment on the LDN Series is automatic, allowing the sensor to consistently adapt to varying flame intensities and ambient conditions without manual intervention, ensuring accurate detection at all times.
Q: Where can the Danfoss LDN Series flame sensor be deployed?
A: It can be used on industrial oil and gas burners, heating boilers, and similar equipment across factories, power plants, and energy facilities. Its IP40-rated construction provides adequate protection for indoor industrial environments.
Q: What is the process for connecting the sensor with control systems?
A: Depending on the variant, connect the sensor using its 2-wire or 3-wire configuration. Ensure proper integration with your burners safety circuit, and maintain standard operating voltage (220-250V AC) for optimal functionality.
Q: How does using the LDN Series flame sensor benefit industrial burner systems?
A: Implementing the LDN Series enhances burner safety and operational reliability by providing real-time flame detection, aiding in early fault identification, and supporting automatic shutdown during unsafe conditions which reduces downtime and hazards.
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