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STI STI-13520FR Enviro Stopper US Encl Plate Red - US Entries - Sounder - Fire

STI STI-13420FR Enviro Stopper US Encl Plate Red - US Entries - Sounder - Fire Label

STI STI-13520NW Enviro Stopper US Encl Plate White - US Entries - Sounder - No Label

STI STI-13520CR Enviro Stopper US Encl Plate Red - US Entries - Sounder

STI STI-1200A -Stopper II With 4 Deep Enclosed Back Box Activate

STI STI-14730EG Enviro Stopper Low Profile EU Open Plate Green - Sounder - Emergency

STI STI-14730EG Enviro Stopper Low Profile EU Open Plate Green - Sounder - Emergency

STI STI-14730EG Enviro Stopper Low Profile EU Open Plate Green - Sounder - EmergencyIP rated protective cover is ideal for extending the life and reliability of devices exposed to harsh environments such as wash down areas. The Enviro Stopper offers protection to manual call points and switches against dust and water ingress both outside and inside as well as preventing tampering vandalism and damage from accidental or malicious operation.DesignPrevents false fire alarms and protects devices located in areas where the environmental conditions are extreme.Does not hinder legitimate operation in the event of an emergency.ConstructionTough uv-stabilised polycarbonate housing.Can withstand the severest of knocks.Prevents vandalism or accidental damage to the manual call point.Due to the curvature of these models the depth stated will vary.InstallationIdeal for use in wet or wash down areas overall rating of ip56 ip66 for the back box.Suitable for indoor and outdoor applications.Can accommodate a standard European call point or switch.Vertical installation recommended.ElectronicsAvailable with or without a 96 db integral sounder powered by a 9v pp3 battery.The sounder draws immediate attention to the area.OptionsBreak seal option adds an additional visual deterrent against unwanted use.3 standard fire text options. See fire models tab.Other informationIp56 rating ip66 back box with sealed mounting plate 6.Available in a range of colours to accommodate a variety of applications.Custom labelling available.Three-year guarantee against breakage of polycarbonate in normal use one year on electro mechanical and electronic components.Typical working properties of polycarbonate are -40 to 121c -40 to 250f.

GBP 177.23
1

Notifier SMART4 White Intelligent Multi-Criteria Detector

Notifier SMART4 White Intelligent Multi-Criteria Detector

Notifier SMART4 White Intelligent Multi-Criteria DetectorFires take many forms from a slow smouldering fire that produces large amounts of smoke and Carbon Monoxide but little heat through to alcohol fires that produce high temperatures very quickly without any evidence of smoke.The SMART4 has a sophisticated brain capable of intelligently combining the data from the four sensing elements to provide a fast response to real fires while remaining extremely resilient to false alarm incidents. Using a combination of Carbon Monoxide Heat Optical smoke sensing and Infrared flame sensing elements enables SMART4 to detect the broadest range of fire conditions providing the earliest warning.How the SMART4 worksThe SMART4 is configured so that it normally operates at a high immunity level changing to become very sensitive to fires when fire characteristics are sensed. In this way transient nuisances are monitored and ignored reducing the false alarm rate.SMART4 dynamically adjusts the detection profile of the device in response to the input from the sensors enabling it to be re-characterised on the fly as the ambient conditions change. Based upon the sensor signals sensor thresholds sensor gain time delays combination sampling rates averaging rates are dynamically adjusted. And if any sensor fails the sensitivity of the remaining sensors are adjusted to compensate and a fault condition is indicated.The IR light sensor helps the detector recognise specific situations such as welding and makes adjustments rapidly in order to further reduce the potential for false alarms. The thermal detection function fuses thermistor technology with a software corrected linear temperature response. In areas where the normal daytime activities are likely to create unwanted alarms the detector can be programmed to operate on a Heat only mode automatically reverting to multi sensor operation during the unoccupied period. The SMART4 is thus able to offer exceptional false alarm immunity and excellent fire detection.Key FeaturesUnique true four sensor Multi-criteria detectorFully integrated Infra-Red sensor to support the fire alarm decisionCO gas sensing for fastest response to slow developing and smouldering firesHighest possible immunity to unwanted alarmsAutomatic drift compensation of smoke sensor and CO cellTwin LED indicators providing 360 visibilityWide temperature rangeBuilt in test switchStable communication with high noise immunity

GBP 212.53
1