Auto Clean Unit <DCU-510> 　 • Easy to use since operational conditions for all these devices are setup    on the density/specific gravity meter. • Full automation is possible for draining waste liquid, rinsing by two separate    solvents and drying the cell by purge air. • The DCU-510 Auto Clean Unit has the built-in automatic sampling device,   and the sampling nozzle both inside and out can be auto-cleaned in order to   avoid contamination of the system. • Density meter connecting kit #434-0158 is necessary and separately sold. Number of sample vial 1 Sample vial 20mL - 200mL beaker Cleaning functions Sampling, drain, rinse by 2solvents, and purge dry Connectable units DA-520, DA-510, DA-500 Density Meters Ambient condition Temperature: 5 to 35°C Humidity: less than 85%RH