Siemens XC10 Series 운영 - 페이지 22

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Disabling part of the system

5.1

Disabling detection zones and/or manual release

Building Technologies

Fire Safety

In certain situations (e.g. maintenance work) it is reasonable to disable parts of the

system. If a system part is disabled (isolated), then the Led "Disabled" is lit

continuously.

Disabled system parts can under certain circumstances prevent

the correct acquisition or processing of alarms or faults as well as

WARNING

activation of extinguishing. Therefore, re-enable all disabled

system parts as soon as normal conditions prevail!

In order to prevent unintentional alarm messages or activation of extinguishing, in

exceptional cases detector zones must be isolated from the system. The instances

wherein a detector zone should be disabled depend on the detectors used and the

fault dimensions (e.g. smoke or dust).

Switched-off detector zones prevent activation of extinguishing!

WARNING

Therefore, enable all switched-off system parts again, as soon as

normal conditions prevail!

Here's how to disable a detector zone or the manual release:

1. Enable operating access level 2

2. Press key « Disable/Test/Enable » (12 to 15) next to the part to disable or test:

press: Disable (corresponding yellow Led lit up fixed),

–

press: Test (corresponding yellow Led flashes slowly),

–

press: Enable (corresponding yellow Led off).

–

When zones 1 and/or 2 are disabled or in test, yellow Led « Automatic

–

blocked » (16) is lit up (fixed)

When manual release is disabled or in test, yellow Led « Manual blocked » (14)

–

is lit up (fixed)

Disable

To disable a detection zone or the manual release whereas an alarm or a fault is

displayed, it is necessary to reset then apply the procedure above before the alarm

or fault reappears (assigned time

Test

Sequentially trigger an alarm on all the detectors / manual release buttons and

check that the red Led of the zone / manual release and the alarm indicator of the

detector / of the manual release button lights up (fixed) during

During the test, neither sound nor control is enabled.

Take care to reset the manual control button before leaving the "Test" position,

otherwise the extinguishing cycle will be triggered.

10 seconds).

10 seconds.

A6V10257477_c_en_--

2012-06