Discovery Multi-Sensor Detector (CO/Heat)

Name: Discovery Multi-Sensor Detector (CO/Heat)
Brand: Discovery
SKU: 58000-305APO

58000-305APO

The Discovery Multi-Sensor Detector contains a CO detection cell and a thermistor temperature sensor whose outputs are combined to give the final analogue value.

Responds to smouldering and flaming fires
Less susceptible to false alarms caused by steam and dust
Five response modes
Remote test feature

Technical specification

General	Warranty 5 year Applications Bedrooms Hospitals Hotels Offices University campuses Warehouses Fire Type Fast and slow burning fires
Mechanical	Colour White Weight 105g Materials housing Polycarbonate Materials terminals Nickel plated stainless steel Product length 54mm Product diameter 100mm Detection principle Temperature sensitive resistance. Ambient carbon monoxide level. Product length 2.13in Product diameter 3.94in
Conformance	Standards EN 54-5 Approvals LPCB VdS CPR
Performance	Analogue value nominal 25 Analogue value (- tolerance) 2 Analogue value (+ tolerance) 2 Analogue value 25 +2/-2 Alarm level analogue value 55
Electrical	Protocol voltage 5 to 9V peak to peak Protocol voltage (max) 9V Protocol voltage (min) 5V Power-up surge current 1mA Maximum power-up time 10 seconds Status indicator - Alarm Red Quiescent current 400μA Quiescent current tested at 24V dc Terminal functions L2 +L2 Loop in & out positive Terminal functions L1 in -L1 in Loop (isolated) negative Terminal functions +R +R Remote indicator positive connection Terminal functions -R -R Remote indicator negative connection Polarity L1 & L2 are polarity sensitive
Environmental	Humidity (max) 90% RH Humidity (min) 15% RH Humidity Note no condensation or icing Humidity 15% to 90% (no condensation or icing) Operating temperature 0 to 50°C Operating temperature (max) 50°C Operating temperature (min) 0°C IP rating Value IP44 Storage temperature (max) 30°C Storage temperature (min) 10°C Storage temperature 10 to 30°C Operating temperature 32 to 122°F Operating temperature (max) 122°F Operating temperature (min) 32°F