C0 Gas Detector

Personal Carbon Monoxide (CO) Detector


The Carbon Monoxide (CO) single gas detector is a cost effective personal detector with 24 months of continuous operation. This wearable & personal CO gas detector has only one button to make use simple and alerts workers when Carbon Monoxide exceeds set safety levels.

Typical applications for personal carbon monoxide detectors includes:

  • Site wide safety
  • Confined space entry
  • Plant shutdown processes
  • First response safety

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Personal Carbon Monoxide Detector –


Personal CO detectors have self test feature that tests the audio, visual and vibrate carbon monoxide alarms to give you confidence before use!

The ARA IR link* allows you to download 30 recent CO event logs and configure settings including:

  • User ID
  • Low / High carbon monoxide alarms
  • Self test intervals
  • Bump test intervals

Ultimate Performance

  • 24 months of continuous operation
  • Live & personal carbon monoxide readings
  • Event logging download

Ultimate Safety

  • Instantaneous alarms
  • Adjustable high/low CO alarms
  • Calibration and bump test reminders

Ultimate Flexibility

  • Lifetime remaining countdown helps users to plan for future CO based projects and site shutdowns
  • Displayed carbon monoxide data option (live reading or lifetime remaining)

Technical Specification

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Sensor Type Single plug-in electrochemical cell
Detection Range H2S: 0 to 100 ppm
CO: 0 to 300 ppm
SO2: 0 to 50 ppm
O2: 0 to 25 %
Event Log Storage Last 30 events
Battery 3.6 Vdc, 1.65 Ah, lithium battery
Battery Life Standard models: 24 months of operations (2 mins alarms per day)
Hibernation models: 36 months of operation (2 mins per day and using sleep function)
User Options User ID
Low Alarm
High Alarm
Displayed Data (live reading or lifetime remaining)
Bump-Test Interval
Calibration Interval
Self-test Interval
Alarms Audio Alarm: (95 dB @ 10 cm)
Visual Alarm: LED
Vibrating Alarm: Vibrator (operates at ± 10 °C)
Temperature H2S, CO, SO2: – 40 to 60 °C
O2: – 30 to 60 °C
Humidity: 5 – 95 % RH
Ingress Protection IP67
Display Liquid Crystal Display (LCD)
Weight and Dimensions 92 g (3.2 oz)
87 x 50 x 29 mm (3.4 x 2.0 . 1.1 inch)

* All specifications quoted are at calibration point and under the same ambient conditions.
Specifications are based on isobutylene calibration at 20 ˚C, 90% RH and 1000 mBar
*Model dependant.

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What’s in the box?

See the contents in the box and what you receive when you order an ARA gas detector for safety compliance monitoring!

Find out more about ARA Single Gas Detector Range

Find out more about ARA gas detector, its functionality and models for H2S, CO, SO2 and O2 gas detection.


For further supporting documentation for ARA CO single gas detector, please see below.

Personal CO Gas Detector – Accessories and Replacement Parts

For further supporting documentation, please see below.

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Personal Carbon Monoxide Detector Inquiry Form

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