Interface To Service Devices; Line Tester - Siemens FDOOT221 Technical Manual

2BStructure and function
3
20BFunction

3.5.12 Interface to service devices

3.5.13 Line tester

44 | 138
Building Technologies
Fire Safety
A proximity interface (MC link) is available for commissioning and maintenance in
order to communicate with the detector exchanger and tester FDUD292 and the
intelligent detector tester FDUD293.
You will find more information in documents 007227 and 009718.
See 'Applicable documents [➙ 9]' chapter.
See also
 Status polling with the detector exchanger and tester
[➙ 114]
 Applicable documents [➙ 9]
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 [➙ 9]
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2015-11-04