Model Analysis

Model : ABB SF810INT-FOC-UV-TL

• AB : Series/Base Model

• IN : Integrated

• FOC : Fiber optic cable version (the probe is connected to the device via optical fiber)

• UV : Ultraviolet flame detection (flame detection using UV sensors)

• T : Temperature sensor

• L : Lens cleaning function

Technical Specifications Summary

Elect

• Supply voltage : 18 V

• Typical power consumption : 3.6

• Maximum power consumption : 4 W

• Surge current : 6 A peak, 2 ms duration

F

• Flame Fault Response Time (FFRT) : 0.2 s ~ 4 s

• Flame extinguishing delay : adjustable from 0 to 10 seconds

• Flame relay contacts : 1 normally open contact (NO) per relay

Safety Relay Ratings :

• AC: 240 V / 1.5 A

• DC: 240 V / 100 mA or 30 V / 300 mA

S

• Analog output : 4–20 mA, load resistance ≤ 500 Ω, accuracy ±5% FS

• Digital input : 2 optocoupler isolated 24

Communication & I

• Communication port : Dual redundant RS-485 serial channels

• Supported protocols : Profi

• Local configuration : 4 buttons (up, down, left, right) + three-digit LED display

Lens Cleaning

• Clean air source : Clean air required

• Airflow requirement (FOC version : 400 L/min (14 SCFM)

• Minimum air pressure : 40% higher than the maximum pressure measured by the bellows

Applicable Scena

Based on the above technical parameters, the ABB SF810INT-FOC-UV-TL is a powerful and highly integrated flame detection device suitable for:

• industry

• burner

• Industrial furnaces

The device is able to:

• Reliable monitoring of flame status

• Output signal for control and interlock protection

• Isolate sensors from high temperatures or harsh environments through fiber optic connections

• UV flame detection + temperature sensor, providing comprehensive information on combustion status

• Redundant communication and relay design ensures high reliability and safety