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Structure and function
Mechanical setup
3
39 | 94
Building Technologies
A6V10209291_h_en_--
Fire Safety
2016-03-03
3.3.13 Line tester
The line tester FDUL221 is able to recognize and localize the following errors on
the FDnet:
Wiring error
Open line
Short-circuit
Ground fault
In addition, the line tester recognizes the devices connected to the FDnet detector
line.
You will find more information in document 008250.
See also
3.4 Mechanical setup
To install a fire detector, a detector base is always required. After mounting the
detector base the fire detector is simply screwed into the base by hand, with the
detector exchanger or with the detector exchanger and tester.
Figure 8: Fire detector mounting
Properties
Quick installation and reliable contact due to screwless connection terminals
Insertion of the insulated wires without any tools
The centered alarm indicator makes an alignment of the detector base
superfluous
Space for up to 6 auxiliary terminals for connecting detector heating units,
shielded cables etc.
Accessories are available for the various applications.
See also