What Affects the Accuracy of a Gas Detector

Gas detection is an essential element of any mining operation. Unfortunately, not all gas monitoring systems are created equal. Inaccurate readings can lead to hazardous conditions that could put employee safety at risk. There are several factors that can affect the accuracy of a gas monitor in mining applications, such as sensor type, placement and calibration, environmental variables, and more.

Sensor Sensitivity

The type of sensors used in a gas monitoring system will have a large effect on accuracy. Sensors that are more sensitive will be able to detect lower levels of gas, but may also be more prone to false readings due to environmental variables or interference from other gasses.

Placement and Calibration

The placement of the sensors is also important for accurate readings. The position of the sensors must be carefully adjusted in order to ensure that accurate levels of gas are being measured. Additionally, sensors will need to be regularly calibrated in order to ensure accuracy over time.

Environmental Variables

The environment in which the gas monitor is installed can also affect its accuracy. Environmental variables such as temperature, humidity, and air pressure can all affect how a sensor responds to different gasses. It is important to take these into account when selecting and installing a gas monitor for mining applications.

Resolution of the Screen

Finally, the resolution of the display on a gas monitor can affect its accuracy. If the resolution is too low, it may not be able to distinguish between different levels of gas accurately. High-resolution monitors are recommended for mining applications where precision readings are necessary.

Regular Maintenance

In order to maintain the accuracy of a gas monitoring system, it is important to regularly check that all parts are functioning properly and clean any dirt or debris that could interfere with readings. Additionally, sensors must be replaced on a regular basis in order to ensure the accuracy of readings.

By taking into account all of these factors when selecting and installing a gas monitoring system, mining operations can ensure that employee safety is not compromised by inaccurate readings. With the proper care and maintenance, gas monitors can provide reliable results in potentially hazardous environments.

This post was written by Justin Tidd, Director at Becker Mining Communications! For over 15 years, Becker Communications has been the industry’s leader in increasingly more sophisticated electrical mining communication systems. As they expanded into surface mining, railroads, and tunneling they added wireless communication systems, handheld radios, tagging and tracking systems, as well as gas monitoring.

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