We are offering Transportable humidity and temperature generator for the calibration of all types of rh instruments based on airchip digital technology - generates stable humidity and temperature conditions with a accuracy of 0.8%rh and 0.1 deg c temp • transportable calibration solution • humidity equilibrium typically in 3 minutes • calibrate up to fi ve rh probes simultaneously • integrated touch screen pc and usb hub • external heated sample loop for reference hygrometer connection • easy-to-use graphical user interface.