Yes "Plus" is a single-solution, multi-gas air quality monitoring and information recording instrument
that simultaneously measures and records temperature, relative humidity and Carbon Dioxide levels in the air. It also measures and records the levels of nine more gases with specific plug-and-play sensors installed. The YES "Plus"
offers the largest selection and widest range of sensors available on the market. The LCD display scrolls indicating the sensor types installed and measured values for each gas as well as battery status and other information. All twelve
sensors are installed internally and an air sample from the target environment is delivered to them through "active sampling" by the internal sample pump. The instrument will operate continuously from the supplied wall adapter/battery
charger. The user can also set one alarm level for each gas to activate the internal audible alarm.
Twelve-channel Air Quality monitor Measures temperature, RH plus Add up to ten additional sensors internally Nine sensor positions are plug and play Widest assortment of sensors on the market.