Line Tester; Installation Variants - Siemens FDOOT221 Technical Manual

3.4.12

3.5 Installation variants

Building Technologies
Fire Safety

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
Applicable documents [
To install a point detector, a detector base is always required. After installing the
detector base, the point detector is simply screwed into the base by hand with the
detector exchanger or with the detector exchanger and tester.
Alternatively the point detector can also be installed on a sounder base.
Properties
Quick installation and reliable contact due to screwless 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 detector heating units etc.
A wide range of accessories that can be combined for the corresponding
application is available for the different applications.
See also
Accessories [
Mounting / installation [
Structure and function
Installation variants
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01.07.2012