Monitor up to eight remote gas sensors with the highly accurate wall-mounted GasGard XL Controller. The controller’s large, multi-language LCD display provides real-time readings, offers full-system diagnosis and shows intuitive icons. Housed in durable, fire-retardant ABS plastic, the controller is suitable for a variety of chemical, industrial and waste water environments. The sensor also features a buzzer that sounds up to 85 dB.
Link: https://my.msasafety.com/
