Macurco CM-1XL Carbon Monoxide Gas Monitor – Clearance

Macurco CM-1XL Carbon Monoxide Gas Monitor – Clearance



The Macurco Single-Gas XL monitor offers all the simplicity, reliability and ease-of-use of our standard portable Single-Gas monitor with lower resolution and more flexibility and lifespan features. The Macurco Single-Gas XL monitor features a factory replaceable battery and sensor to help reduce total cost of ownership: instead of replacing your Macurco Single-Gas XL monitor in a few years, you can replace batteries or sensors and that helps better predict future capital costs.The Macurco Single-Gas XL monitor also allows you to measure at a lower resolution. The Macurco Single-Gas XL monitor allows the choice of two additional alarm set points: Short Term Exposure Limit (STEL) and Time Weighted Average (TWA) exposure.   With its 2-year warranty on electronics, battery and CO sensor, the Macurco Single-Gas XL monitor is designed to deliver for the long term.


  • Carbon Dioxide detector
  • Short Term Exposure Limit (STEL) and Time Weighted Average (TWA)
  • Audible, visual, and vibrating alarms give you the notice you need to appropriately respond to the presence of targeted gases.
  • With the push of a button, gas and peak readings, and alarm set points instantly appear in the display.
  • Engineered to go anywhere, it can be easily clipped to your pocket, belt or hardhat.

Please note that this monitor has been discontinued by the manufacturer but we have a limited quantity available at a discounted price.


Technical Specifications:

  • Size: 3.2 x 2.0 x 1.2 in. (8.1 x 5.1 x 3.1 cm)
  • Weight: 4.1 oz. (11 5 g)
  • Ingress Protection Rating: IP54
  • Sensor: Electrochemical (factory replaceable)
  • Operating Humidity: 15 90% (non-condensing)
  • Readout: Direct read LCD
  • Range: 0-995 ppm (CO), 0-200 ppm (H2S)
  • Alarm Indicators Visual: Flashing LCD display and Red LED, Audio: 85 dBA @ 1 foot (30.5 cm) buzzer, Tactile: Internal vibrator
  • Alarm Readings: Low, High, Low Battery, Over Range, TWA, and STEL alarms
  • Reading Resolution: 1 ppm (readings start at 5 ppm)
  • Test Function: Self-test on circuitry, battery and alarms. Automated sensor test reminder.
  • Sensor Replacement: Factory replaceable
  • Intrinsic Safety: UL Classified – Class I, Div. I, Group A, B, C & D, T4
  • Power: Permanently mounted, non-rechargeable 3.6-volt Lithium battery (factory replaceable)
  • Radio Frequency Protection: <10% deviation of alarm level when subjected to 450MHz, 5 Watt Radio @ 2ft (61cm)
  • Keypad: One button operation
  • Operating Temperature Range: -4 to 122F (-20C to 50C)