Loop; Stub - Siemens FDUL221 Technical Manual

Line tester
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6
Operation
Viewing line topology
6.7.1
Detector line on the control panel
6.7.2
Detector line on the control panel
52
Building Technologies
Fire Safety

Loop

The 'loop' topology is permitted.
Arrangement of the line devices
The line devices are displayed in the order of the loop. The display shows the
number of the line device in brackets. E.g. [T001] for the first line device. In the
case of the red outlined device, the internal alarm indicator flashes. If an external
alarm indicator is connected to this device, the external alarm indicator also
flashes.

Stub

The 'stub' topology is permitted.
Arrangement of the line devices
The line devices are displayed in the order of the stub. The display shows the
number of the line device in brackets. E.g. [T001] for the first line device. In the
case of the red outlined devices, the internal alarm indicator flashes. If an external
alarm indicator is connected to these devices, the external alarm indicator also
flashes.
Display
Display
008250_i_en_--
2013-08-15

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