Checking The Detector Line; Mount And Install 'Station - Siemens FS720 Commissioning, Maintenance, Troubleshooting

3.1.3 Checking the detector line

3.2 Mount and install 'Station'

Building Technologies
Fire Safety
NOTICE
Simultaneous connection of line tester and C-NET detector line to the control
panel
Damage to line tester or control panel
● Do not connect the line tester and the C-NET detector line to the control panel
at the same time.
Acceptance test
w The C-NET detector line is not connected to the control panel.
1. Connect the line tester FDUL221 to the newly installed C-NET detector line.
2. Test the C-NET detector line for short-circuits, open lines and earth faults.
3. Check the number of the devices on the C-NET detector line using the display
on the line tester.
4. Check the branch-off position of the ↑ stubs and the number of devices at the
stubs.
5. Check the type of all C-NET devices.
6. Remedy any errors you notice and carry out the acceptance test again.
You will find information about the line tester in document 008250. See chapter
'Applicable documents'.
Error when reading in the devices
If there are too many devices on the C-NET detector line for them all to be
displayed on the line tester, a message to this effect is displayed. Proceed as
follows should this happen:
Read in the devices from both sides of the ↑ loop. To do this, change over the
l
↑ detector line cables as follows:
– Connect the feed line of the detector line to connection socket B.
– Connect the return line of the detector line to connection socket A.
a The devices are read in from the other side of the loop. This allows the devices
which previously couldn't be read in to be displayed.
1. Mount and install the ↑ 'Station' according to the information in document
A6V10210390. See chapter 'Applicable documents'.
2. Insert the cables for the ↑ detector lines and the mains supply into the housing
but do not yet connect the cables.
3. Insert the batteries but do not yet connect them.
You will find information on mounting and installing 'Stations' and components in
document A6V10210390. See chapter 'Applicable documents'.
See also
2 Applicable documents [➙ 11]
Mounting / Installation
Mount and install 'Station'
A6V10210416_j_en_--
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