Boiler and Burner Controls

loa24_171b27-siemens

Oil Burner Controllers (up to 30kg/h)

Oil burner controls for the supervision, start up and control of 1- or 2-stage forced draft oil burners in intermittent operation.

LOA24.171B27oil burner controller, single or dual stage, up to 30kg/hDownload Datasheet

lal225

Oil Burner Controllers (over 30kg/h)

Oil burner controls with or without air pressure supervision for checked air damper control. For the control and supervision of oil atomisation burners.

  • for burners of medium to high capacity
  • for intermittent operation (at least one controlled shutdown every 24hrs)
  • can be universally used with multistage or modulating burners
  • suited for use with stationary air heaters
LAL1.25oil burner controller, single or dual stage, over 30kg/hDownload Datasheet
LAL2.25oil burner controller, single or dual stage, over 30kg/h, pressure switchDownload Datasheet

lgb22

Gas Burner Controllers

Burner controls for supervision of gas burners of small to medium capacity (typically up to 350kW), with or without fan, in intermittent operation.

LGB21.550A27gas burner controller, single or dual stage, up to 350kW, short shutdown (T20 = 2sec)Download Datasheet
LGB22.330A27gas burner controller, single or dual stage, up to 350kW, short shutdown (T20 = 23sec)Download Datasheet
LGA41.153A27gas burner controller, single or dual stage, atmosphericDownload Datasheet

LFL1-635

Dual Fuel Burner Controllers

For gas, oil or dual fuel forced draft burners of medium to high capacity.

  • for multistage or modulating burners in intermittent operation
  • with checked air damper control
  • flame supervision with UV detectors QRA.. and ionization probe
LFL1.335forced draught burner control, dual fuel, intermittent operationDownload Datasheet
LFL1.635forced draught burner control, dual fuel, intermittent operationDownload Datasheet

rwf50

Universal Controllers

The RWF50 is a universal digital boiler temperature/pressure controller with functions designed specifically for the control of heat generating plants.

The controller includes

  • 3 position output
  • housing
  • fixing material and seal
RWF50.30A9universal controller for burnersDownload Datasheet

qrb1a

Photo Resistive Flame Detectors

Photo resistive detectors for use with Siemens burner controls, for the supervision of oil flames in the visible light spectrum.

The QRB are used primarily in connection with oil burner controls in intermittent operation.

QRB3(1)photo resistive detector, for yellow burning oil flame, metal caseDownload Datasheet
QRB1A-A150B70A2photo resistive detector, for yellow burning oil flame, large flange, clampDownload Datasheet

qra2-1

UV Flame Detectors

UV flame detectors designed for use with Siemens burner controls, for the supervision of gas flames, yellow or blue burning oil flames and for ignition spark proving.

QRA2(1)uv detector for gas and oil burners, yellow/blue flame, flange, clampDownload Datasheet
QRA10.Cuv detector for gas and oil burners, yellow or blue flameDownload Datasheet
QRA10M.Cuv detector for gas and oil burners, yellow or blue flame, metal caseDownload Datasheet
QRA53.E27uv detector, gas/oil burners, yellow/blue flame, metal case, shutterDownload Datasheet

rar91

Photo Cell Detectors

Photocell detectors designed for use with burner controls, for the supervision of yellow flame oil flames.

They are generally used in connection with burner controls for the control and supervision of large capacity burners.

RAR9(1)selenium photo cell detector, yellow burning oil flame, 100m leadDownload Datasheet