A multi gas monitor is designed to detect more than one type of hazardous gases simultaneously. These personal gas detectors can have up to 5 sensors and provide visual, audible, and vibration alarms if dangerous levels are detected. These devices are used by energy professionals, emergency response teams, industrial manufacturing and maintenance technicians and contractors, as well as in confined spaces to detect harmful gas leaks.

These multi gas monitor can be either diffusion-style, which require the sensor to be brought in direct contact with the chemicals to read them, or pump monitors that pull the air to test for gases. PK Safety carries both styles and offers some monitors that can convert from diffusion to pump. The choice of which style to purchase comes down to the needs and hazards of a particular work environment.

Understanding H2S Monitors: Safety Solutions for Hazardous Environments

Beyond detecting combustible and toxic gases, these devices can also assess for irritant gases such as ammonia or chlorine. Additionally, some models can measure for oxygen and carbon dioxide, which are essential in incubation and life sciences environments.

Depending on the model, the multi gas monitor will display the readings in a simple format, or will use a data logger to log and record them for later analysis. When using a 4 gas monitor, it’s important to consult the user manual for specific instructions regarding calibration. This will usually involve preparing a specific amount of calibration gas and then connecting it to the device using tubing.