Short Distance Filter Dlf1191-Ab; Extraneous Light Filter Dlf1191-Ac; Detector Heating Unit Dlh1191A - Siemens FDL241-9 Technical Manual

Structure and function
3
Accessories
3.4.6
3.4.7
3.4.8
32
Building Technologies
Fire Safety

Short distance filter DLF1191-AB

Extraneous light filter DLF1191-AC

Detector heating unit DLH1191A

See also
 Installing the detector heating unit (optional) [➙ 66]
For toning down the infrared ray over short

distances
Distance: 5...8 m

Compatible with:

– Linear smoke detector FDL241-9
Order no.: BPZ:4933160001

For filtering extraneous light during a high level of

extraneous light
Compatible with:

– Linear smoke detector FDL241-9
Order no.: BPZ:5221480001

For applications where there is danger of moisture

condensation or icing
Incl. terminal block for the connection

Compatible with:

– Linear smoke detector FDL241-9
Order no.: BPZ:4787970001

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2012-09-07