Easy for beginners, powerful for specialists The OptiStar offers 3 pre-set standard application programs for flat parts, profiles and recoating based on Gema experience. Advanced users can create and store a library of application programs, optimized for their parts and powder. Clear interface © 2015 by Gema Switzerland GmbH - All rights reserved.

Power on your fingerprints ● The OptiStar control features the most advanced technologies to control the powder application: o PCC technology allows to optimize the electrostatic charging even with challenging powders o DVC technology grants the most precise and repeatable powder output settings ● A clear and easy to use interface makes it easy for every user to take advantage of these powerful technologies © 2015 by Gema Switzerland GmbH - All rights reserved.

Easy control of the application parameters © 2015 by Gema Switzerland GmbH - All rights reserved.

Pre-set application programs ● 3 pre-set application programs, based on Gema’s 40 years experience, are a great help for less experienced users. o The flat parts program is ideal for the coating of panels and flat parts. o The complex parts program is designed for the coating of three dimensional parts with complex shapes such as profiles. o The recoat program parts is optimized for the re-coating of parts which have already been coated. © 2015 by Gema Switzerland GmbH - All rights reserved. Pre-set Application Programs

Application programs library ● Advanced users can create and easily recall their library of application programs. ● Each program includes all the application parameters (powder output, air volume, high voltage, charging current). ● The programs are automatically saved and can be easily recalled when required. ● Each part can be coated always with its ideal settings. This strongly improves the application quality. © 2015 by Gema Switzerland GmbH - All rights reserved. Application Programs Library

Advanced features ● Precise Charge Control (PCC) mode is automatically activated when Current is set below 10 μA. o HV / Current display turns red ● Rinsing mode is used to remove powder accumulations from the injector / hose / gun. o Display shows a rotating green symbol. ● Brightness regulation ensures optimal visibility in every ambient © 2015 by Gema Switzerland GmbH - All rights reserved.

Advanced features ● The control unit offers the possibility to monitor wearing parts using up to 4 working hours reverse counters ● Powder output correction factor compensates the different hoses lengths and makes sure that all guns have the same powder output ● Keyboard lock prevents accidental modification of the parameters ● In case of failure the display shows an error code for easier troubleshooting © 2015 by Gema Switzerland GmbH - All rights reserved.