Landis & Gyr
LFL1.322-F

Gas & Dual-Fuel Burner Control Box · 220-240V · tv 36s / ts 2s

Landis & Gyr LFL1.322-F Serie 02 automatic burner control box for medium to high capacity forced draught gas, oil, or dual-fuel burners.

✅ EU Compliant

DIN-DVGW Reg. Nr. 82.05 b LG · DIN Rg. 11869/82 · ATG C31-21 62BE · +S

Combustion Management

Fully Automated
Burner Sequence Control

The LFL1.322-F manages and supervises forced draught gas and dual-fuel burners in multistage or modulating operation. It executes a precise 36-second prepurge cycle and 2-second safety ignition interval while continuously monitoring the flame via ionization probe or UV detector.

Product Details

At a glance.

Product Information

Brand

Landis & Gyr

Model / MPN

LFL1.322-F

Series

Serie 02

Condition

Like New

Manufacturer Warranty

1 Year (to be verified)

Dimensions

123 x 103 x 120 mm (to be verified)

Material

Flame-retardant plastic housing

Date Code

9228

Key Features & Benefits

Key
features.

🏭	Exact OEM Specification Direct drop-in replacement Factory-built LFL1.322-F Serie 02 controller directly replaces existing modular control units on compatible burner baseplates without rewiring.

✓	Integrated Cycle Indicator Instant visual operational status Built-in mechanical sequence dial visible through top inspection window shows real-time program position and lockout diagnosis.

✓	Dual-Flame Sensing Support Flexible detection methods Compatible with ionization sensors as well as optical UV flame detectors such as QRA2 and QRA10 probes.

✓	Precise Timing Controls Compliant ignition sequencing Calibrated 36-second prepurge period and 2-second safety lockout period ensure complete chamber ventilation and safe light-off.

🛡️	Certified Safety Engineering Standardized gas appliance compliance Certified under DIN-DVGW registration 82.05 b LG and ATG regulations for commercial and industrial heating installations.

Technical Data

Detailed Specifications.

Supply Voltage	220-240V AC
Mains Frequency	50-60 Hz
Power Consumption	3.5 VA
Prepurge Time (tv)	36 s
Safety Time (ts)	2 s
Pre-ignition Time (tvn)	2 s
Contact Rating (Individual)	4 A
Contact Rating (Total)	5 A
Series	Serie 02
Flame Detector Compatibility	QRA2, QRA10, Ionization probe
Operating Temperature Range	-20 to +60 °C (to be verified) ⚠️ To be verified
Enclosure Protection	IP40 (to be verified) ⚠️ To be verified
Burner Capacity Type	Medium to large capacity
Application	Gas, oil, or dual-fuel forced draught burners
Operation Mode	Multistage or modulating

Applications & Compatibility

Where it excels.

→	Forced draught gas burner sequence control

→	Dual-fuel modulating industrial heating systems

→	Replacement of worn LFL1.322 control units on existing boilers

→	Multi-stage industrial air heater burner management

⚠️ Not suitable for

✕	Installation by non-qualified persons (gas and electrical safety regulations)

✕	Low-voltage 24V or 12V DC burner applications

✕	Atmospheric residential gas water heaters without forced draft

Landis Gyr LFL1.322-F · LFL1.322-F burner control box · Landis Staefa LFL1 322 · Siemens LFL1.322 gas programmer · forced draught burner controller 230V · LFL1.322 Serie 02 · Landis Gyr combustion controller · Feuerungsautomat LFL1.322-F · Gasfeuerungsautomat Landis Gyr · coffret de securite LFL1.322-F

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Landis & GyrLFL1.322-F