Kentec Electronics Sigma XT Plus Operation And Maintenance Manual

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Kentec Electronics Sigma XT Plus Operation And Maintenance Manual Manual pdf 21 page image

Man-1111_SigmaXT+_Coincidence_Unit_18 Page 21 of 3614. Configuration14.1 Language selectionThe module is capable of displaying two languages if factory programmed to do so. The first access level 3option is to select the local language or the default language (English)14.2 Extinguishant output modeThe Sigma XT+ module has two extinguishing outputs. These can be configured to operate together at thesame time (common) or be configured as main and reserve outputs.The factory default setting for the extinguishing outputs is common.To change this, switch on the enable controls keyswitch and slide the write enable switch on the module to beconfigured gently to the left. Press the ENTER button on the extinguishing module. The display will show:EXTING O/P MODE.= COMMON Press the ENTER button and the display will show:EXTING O/P MODE.= MAIN/RESERVE ? Press the ENTER button to select main/reserve.To save the settings, slide the write enable switch gently to the right.When the extinguishing module is activated, only extinguishant output 1 will switch on.There will also be an additional menu item at access level 2 to allow the reserve extinguishant output to beselected.14.3 Configuring the activation modeIt is possible to configure the extinguishing modules to be activated by coincidence (both activation inputs) ora single zone in a range of zones or one of the activation inputs. The activation mode is factory set tocoincidence.To change this, switch on the enable controls keyswitch and slide the write enable switch on the module to beconfigured gently to the left. Press the ENTER button on the extinguishing module then press the UP button.The display will show:ACTIVATION MODE.= COINCIDENCE Press the ENTER button and the display will show:ACTIVATION MODE.= single ? Press the ENTER button to select single zone activation mode.To save the settings, slide the write enable switch gently to the right.Operation of any of the zones in the range of zones selected to trigger the module (see below) will now putthe module into the activated condition. Coincidence mode must not be set if single activation is required.14.4 Configuring Stage 1 /Hold OutputThe ‘1 st Stage’ relay output is factory set to activate when as a stage 1 alarm contact, it can be re-configuredto activate when the a ‘Hold’ input is activated.To change this, switch on the enable controls keyswitch and slide the write enable switch on the module to beconfigured gently to the left. Press the ENTER button on the extinguishing module then press the UP button.The display will show:User O/p Mode= Stage 1 Press the ENTER button and the display will show:User O/p Mode= Hold ? Press the ENTER button to change mode.To save the settings, slide the write enable switch gently to the right.14.5 Configuring the activation zones (Sigma CP panel connection only)The ECU is factory set to be activated by coincidence activation of zones 1 and 2 if connected to the serial busof a Sigma CP fire control panel. Up to four ECUs can be connected to the serial bus of a Sigma CP fire controlpanel.This can be changed if required so that any zones can activate the ECU.It is possible for a range of zones to contribute to the extinguishant release and for the same zone tocontribute to the release on more than one ECU.