Wednesday, September 17, 2014

Cross Zone for Releasing Control Panel?



Our customer have question about cross zone detector below question.

 When one of smoke detector has detector smoke fire alarm panel will show Alert (LED Indication on Fire alarm control panel or releasing control panel after that another flame detector has detector Flame so on fire alarm control panel will show alarm (LED indicator on the panel), Our customer would like to know about Alarm will show both for Alert LED and Alarm LED or show alarm on Alarm LED only.


Cross zone is a check or inspection requirements for the two detectors in sequence before activating the alarm modelThe smoke detector alarm so as to be sensitive to environmental factors such as dust and impurities that cause false alarms, it is for this reason that leave to cross the zone has been the industry standard when involved in fire suppression systems, automatic actuation of smoke, such as fire prevention actions ahead of time, or a good agent. However, many fire suppression system owners don't understand the installation and program optionsto one of several detection methods, compared to.


General detection zone crossing technique involves two different methods are used to detect smoke with a separate zone. The advantage of this method is that there is more margin light before release instead of Communists. The table below lists verified across the zone several 
inspection methods. Below is flow chart for cross zone detector .








More detail for Autopluse fire detection system on youtube