Photoelectric Smoke Alarm QA31 (Made in Taiwan)
Photoelectric Smoke Detector QA31 (Made in Taiwan)
Characteristics
- The QA31 features advanced photoelectric technology for precise detection. When smoke is detected or the manual test button is pressed, the buzzer sounds and LED flash.
- Low-Battery Warning: Unit beeps and LED flash intermittently to indicate battery needs replacing.
- Simple test method: Press test button to hear the alarm sound and confirm the unit is in normal condition.
- Easy installation: Install directly to proper location without any wiring.
- It is equipped with 9VDC battery, and optional 110VAC or 220VAC power plug is available.
- Optional relay output : COM. NO. NC.
- Optional series connection wiring can co-activate up to 15 detectors.
Specifications
Model |
QA31
|
Power |
9V battery
|
Sensitivity Setting |
Comply to EN14604
|
Indicator |
Standby: flash every 40 seconds
Alarm: flash and beep continuously Battery abnormal: beeps and flash intermittently |
Sound |
90dB / M and above
|
Ambient Temperature |
-10oC ~ +55oC
|
Material |
Fire-proof plastic
|
Dimensions |
105mm(Dia.) x 40mm(H)
|
Weight |
About 150g
|
Color |
White
|
Optional Function |
Type 1 : 9V battery
Type 2 : includes signal transfer COM. N.O. N.C. Type 3 : build-in 110VAC or 220VAC plug Type 4 : Type 2 + Type 3 |
Effective alert area
Building Height |
Area Covered
|
Under 4M |
150 M2
|
4 ~ 20M |
75 M2 |
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