Kentec Electronics Sigma XT Plus Operation And Maintenance Manual

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Kentec Electronics Sigma XT Plus Operation And Maintenance Manual Manual pdf 23 page image

Man-1111_SigmaXT+_Coincidence_Unit_18 Page 23 of 3614.8 Output 2 delayIf the configured extinguishing output mode is Common (rather than MAIN/RESERVE), it is possible to setextinguishing output 2 to have a further delay of up to 10 minutes in steps of 1 minute.Extinguishing output 2 delay timer will be started when extinguishing output 1 is asserted.This could be used to provide an additional discharge of extinguishing agent to maintain concentration for alonger period of time.Output 2 DelayTIME = 00 min. Press the ENTER button and the display will show:Output 2 DelayTIME = 00 min.? To change the time, press the UP or DOWN buttons until the required time isdisplayedTo save the settings, slide the write enable switch gently to the right.The extinguishing release time will now be set to the chosen value.Note: This option is available only on modules fitted with firmware version 1.59 or higher.14.9 Extinguishant release timeThe time that the extinguishant output is active for can be set between 60 and 300 seconds. The factorydefault time for this is 60 seconds. It is also possible to disable this timer such that the extinguishant outputsremain active until the module is reset. See Release timer menu option.To change the extinguishant release time, switch on the enable controls keyswitch and slide the write enableswitch gently to the left. Press the ENTER button then press the UP button until the display shows:EXTING. RELEASETIME = 60 sec. Press the ENTER button and the display will show:EXTING. RELEASETIME = 60 sec. ? To change the time, press the UP or DOWN buttons until the required time isdisplayedTo save the settings, slide the write enable switch gently to the right.The extinguishing release time will now be set to the chosen value.14.10 Second stage alarm pulsing/continuousThe second stage alarm output can be configured to be steady or pulsing at about 1 second on, 1 second offto suit the desired application.The factory default for the second stage alarm is pulsing.To change the operation of the second stage sounders, switch on the enable controls keyswitch and slide thewrite enable switch gently to the left. Press the ENTER button then press the UP button until the displayshows:PULSEDACTIV. ALARMS Press the ENTER button and the display will show:STEADYACTIV. ALARMS ? To change to steady second stage alarms, press the ENTER button.To save the settings, slide the write enable switch gently to the right.The second stage alarm output will now be steady when the module is activated.14.11 Released indicationIt is possible to select whether the released indication is operated at the same time as the extinguishantrelease outputs operate or by operation of a pressure switch connected to the released, pressure switch input.The factory default setting is for the released indication to be operated by operation of a pressure switchconnected to the released, pressure switch input.To change the operation of the released indication, switch on the enable controls keyswitch and slide the writeenable switch gently to the left. Press the ENTER button then press the UP button until the display shows:RELEASED IND ONRELEASED INPUT Press the ENTER button and the display will show:RELEASED IND ON To change to this, press the ENTER button.