SLR-835B-4W 4 Wire Photoelectric Smoke Detector

        SLR-835B-4W 4 Wire Photoelectric Smoke Detector

        Hochiki America Corp.
        SKU: SLR-835B-4W

        The SLR-835B Series photoelectric smoke detector utilizes two bicolored LED's for indication of status. In a normal standby condition the LED's flash Green every 3 seconds. When the detector senses that its sensitivity has drifted outside the UL listed sensitivity window the LED's will flash Red every 3 seconds. When the detector senses smoke and goes into alarm the status LED's will latch on Red. The unit is comprised of an LED light source and silicon photo diode receiving element. In a normal standby condition, the receiving element receives no light from pulsing light source. In the event of fire, smoke enters the detector and light is reflected from the smoke particles to the receiving element. The light received is converted to an electronic signal. Signals are processed. The contractor shall furnish and install where indicated on the plans HOCHIKI America SLR-835B direct-wire photoelectric smoke detectors. The detector shall be UL listed compatible (2-wire model) with a UL listed fire alarm panel. The smoke detector shall have green flashing status LED's for visual supervision.

          • 42% less
          Market price:$132.15 save $55.06
        • $77.09
         
        OR

        The SLR-835B Series photoelectric smoke detector utilizes two bicolored LED's for indication of status. In a normal standby condition the LED's flash Green every 3 seconds. When the detector senses that its sensitivity has drifted outside the UL listed sensitivity window the LED's will flash Red every 3 seconds. When the detector senses smoke and goes into alarm the status LED's will latch on Red. The unit is comprised of an LED light source and silicon photo diode receiving element. In a normal standby condition, the receiving element receives no light from pulsing light source. In the event of fire, smoke enters the detector and light is reflected from the smoke particles to the receiving element. The light received is converted to an electronic signal. Signals are processed. The contractor shall furnish and install where indicated on the plans HOCHIKI America SLR-835B direct-wire photoelectric smoke detectors. The detector shall be UL listed compatible (2-wire model) with a UL listed fire alarm panel. The smoke detector shall have green flashing status LED's for visual supervision. When the detector is actuated, the flashing LED's will turn red and latch on steady. The detector may be reset by actuating the control panel reset switch. The detector shall have a sensitivity window verification feature. If the sensitivity of the detector drifts outside its approved window the LED's will flash red to indicate an out of sensitivity condition. The vandal resistant, security locking feature shall be used in those areas as indicated on the drawing. The locking feature shall be field selectable. It shall be possible to perform a functional test of the detector without the need of generating smoke. The method shall simulate effects of products of combustion in the chamber to ensure testing of detector circuits. Voltage and RF transient suppression techniques shall be employed to minimize false alarm potential.

          • SKU
            SLR-835B-4W
          • Weight
            5 lbs
        • Manufacturer
          Hochiki America Corp.

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