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Agni
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Agni Conventional 4 Wire Photoelectric Smoke Detector

QS388-4L4 wirePhotoelectric smokeEN 54, UL listed

A 4 wire conventional smoke detector with an optical sensing chamber, designed for open area protection and for use with most conventional fire alarm panels.

  • Photoelectric (optical) smoke sensing chamber
  • 4 wire connection
  • Two LEDs give 360 degree alarm indication
  • LEDs flash every six seconds in normal operation and latch on in alarm
  • Reset by a brief power interruption
  • 9 to 33 V DC, non-polarized

Standards and approvals: EN54, UL listed

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Download the official Agni catalogue (PDF, 5.2 MB)

Specifications

Specifications
SpecificationQS388-4L
Operating Voltage Range9 to 33VDC Volts Non-polarized
Standby Current≤0.1mA@24VDC
Maximum Alarm Current (LED on)25mA@24VDC
Operating Humidity Range≤95%RH(40°C±2°C) non-condensing
Operating Temperature Range-10°C to 50°C
Smoke Alarm Sensitivity0.5dB/m(±0.1dB/m)
Temperature Alarm Sensitivity57°C (135°F)
Height53 mm installed in Base
Diameter103 mm

Specifications as published by Agni. Please confirm the exact model with us before ordering.

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