Model : | KF20R |
Power Supply : | 230V mains-powered with 9V Alkailine battery back-up |
Temperature Range : | 0ºC to + 40ºC |
Humidity Range : | Up to 93% Relative Humidity (RH) non-condensing |
Storage and Transport : | -20ºC to +60ºC and 5–95% relative humidity (RH) non-condensing |
Alarm Dimensions : | 127 x 127 x 39mm |
Bracket Dimensions : | 133 x 133 x 6mm |
Alarm Weight : | 242g |
Warranty : | 6 years |
Approvals : | BSI certified to BS EN14604:2005 |
: | CE tested and certified Sensor Optical, circular lateral chamber with insect-resistant width slot entry portals and added bug screen mesh |
Chamber Size : | 35mm outside diameter x 16mm depth approximate (external) |
Detection Band : | Infrared light wavelength |
Button Test : | Simulates the effect of smoke within the sensing chamber, checks electronics and sounder |
: | Automatic Self-test Circuitry is tested and unit beeps (chirps) if fault is detected |
Supply Voltage : | 230V AC, 50 Hz (nominal UK voltage) |
Power Consumption : | < 15mA |
Connection : | Push-in/snap-fit type connector with 150mm long flying leads (supplied) |
Battery Back-up : | User-replaceable alkaline 9V battery (522/6LR61) |
Power-on Indicator : | Continuous green LED |
Alarm Sounder : | Electronic piezo-electric sounder (T3 pattern sound - 3 pulses - space - 3 pulses), soldered contacts |
Sound Output : | 85dB (A) minimum at 3 metres |
Alarm Frequency 3.2 kHz typical: |
Dust Protection : | In-built foam gasket in rear of alarm to prevent dust ingress into rear of the alarm |
Alarm Status : | Red LED flashes approx once every five minutes = normal operation |
: | Red LED flashes once a second = sensing smoke (sounder alarm sounds) |
: | Red LED flashes once every ten seconds = in hush condition (auto-reset after 15 minutes) |
Interconnection : | Up to 24 Firex and Kidde ‘Slick’ units (smoke, heat and CO) can be hardwire interconnected with optional control (see below) |
Optional Controls : | Wired Remote Test and Hush Unit (REMTH) allows test and hush of interlinked units |
Optional Pattresses : | SMK23RU also has integral switchable relay for operating remote devices |
: | SMK4896 – Surface mounting base for added ease of installation |
Fixing : | Mounting bracket ring supplied with two ‘T’ slot fitting option |
: | 57mm spacing to a maximum of 90mm for standard screw fittings on back boxes |
: | Bracket has 50mm diameter central access hole for cabling |
Plastics used : | NORYL – Cover, main body and mounting bracket |
: | Lead-Free Status All Firex alarms are lead-free |