Description
Description
The Wizmart NB-983CO non-addressable carbon monoxide (CO) detector can be connected to conventional fire alarm and monitoring control panels using 2-core or 4-core cabling
“Advanced electronics ensure early detection of carbon monoxide and high immunity to false alarms.
Features
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Advanced algorithms ensure highly reliable detection.
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A stable gas sensing chamber that does not require adjustment or replacement.
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Compatible with 2-wire or 4-wire systems.
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The sensor resets automatically when the gas level drops below the alarm threshold.
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Magnet-activated test alarm function
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Operating current DC 12 V or DC 24 V
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Alarm output with N/C or N/O relay contact
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Easy to install, no programming required
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Can be connected to a zone monitor in an addressable ATS system
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Stylish, low-profile housing
- The sensor complies with EN50291 and CE requirements.
- Built-in sounder.
Operating voltage: DC (12 ~ 24) V
Start-up current: ≤ 120 μA
Response time: ≤ 10 min
Current consumption in alarm mode: 45 mA
Current consumption in standby mode: 50 μA
Sounder volume: ≥ 70 dB @ 3 m
Fault notification: Short beep every 30 seconds
Operating temperature: (-10 ~ +50)°C
Dimensions: Φ 100 mm × 37 mm
Weather protection: IP42
Reference to the manufacturer’s website: NB983
