Description
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.
NOTE: the QRB1A-A070B70A detector has a mínimum purchase amount of 50 units. An alternative is the model QRB1A-A050B70A (same detector but shorter cable - 50cm instead of 70cm)
NOTE: the QRB1A-A070B70A detector has a mínimum purchase amount of 50 units. An alternative is the model QRB1A-A050B70A (same detector but shorter cable - 50cm instead of 70cm)
Specifications:
- Complete reference: QRB1A-A050B70A, QRB1A-A050B70A1, QRB1A-A070B70A, QRB1B-A050B70A, QRB1A-A050B70A1
- Without soft plastic plug.
- It is fitted with the help of a flange.
- A guide groove in the securing flange and a cam on the detector clamp ensure vibration-free mounting and make certain that the photo resistive flame detector is always correctly sited towards the flame.
- Degree of proteccion: IP40
- Temperature range: -20...+60ºC
- Burner controllers: LAL..., LME7..., LMO..., LMV..., LOA...
|
Model |
Sensitivity /Casing color |
Casing length “g” (mm) |
Visible cable length “l” (cm) |
Stripped length “m” (mm) |
Plug |
Accessories (flange clamp) |
|
QRB1A-A050B70A |
Normal / Black |
50 |
50 |
70 |
Without |
Without |
|
QRB1A-A050B70A1 |
50 |
Small |
||||
|
QRB1A-A070B70A |
70 |
Without |
||||
|
QRB1B-A050B70A |
High / Red |
50 |
Without |
|||
|
QRB1A-A050B70A1 |
50 |
Small |
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