Dwyer GSTA-C-LCD-FC Carbon Monoxide Transmitter is a reliable and accurate device for monitoring CO and NO2 levels. With a drift of less than 5% per year and an accuracy of ±2% FS for CO and ±3% FS for NO2, it ensures precise measurements. The transmitter has a response time of <45 seconds for CO and <25 seconds for NO2, and offers selectable ranges of 200 or 500 PPM for CO and 10 PPM for NO2. The field-replaceable electrochemical sensor has a typical lifespan of 2 years. This IP64-rated device is suitable for various environments and has a coverage area of 5000 to 7500 sq ft. It provides multiple output signal options and can be calibrated easily via pushbuttons or an optional display.