V300 Proportional-Integral V300 water control Simplified access with the master/slave function 4 operating modes: complies with RT 2012 Quick and easy to upgrade on site Centralised timer for managing multiple zones CIAT concept and design Eubac certified The CIAT V300 networked electronic controlis designed A serial communication bus (3-wire) connects the master unit for use with system-powered comfort units (ductable units, to its primary slave, then connects the primary slave to the cassettes, AHUs etc.) in 2-tube, 4-tube, 2-tube + 2 wire secondary slave, and so on. applications using recirculated air. The master communicates the following information to the It is available in a water control version with actuation of the slaves: setpoints, air and water temperature, current mode, 230 V thermo valves in time-proportional mode. window switch state. The V300 control is available in a factory-fitted, built-in comfort A wall-mounted radio-frequency terminal is available on sites unit with a standard wall-mounting or a low wall-mounting which do not allow wiring (renovation projects etc.). version to be connected by the installer. The V300 control The installation can be managed using a centralised zone provides a master/slave function to manage the comfort units timer located in a distribution box. installed in meeting rooms or large spaces (e.g. open spaces, lobby). desCRiption The V300 is a Proportional-Integral control. It controls the Two configurable inputs are used to control the window switch, valve(s), the electric heater and the ventilation speeds. if applicable, condensate pump faults, Economy mode, etc. It has an option to select manual or automatic control of the The controller has 4 operating modes: comfort/economy/frost ventilation speed. protection/off. All the control parameters are factory set, but these can be These modes – comfort (+19 °C in heating mode + 26 °C changed on site (using the LCD room terminal) to adapt to the in cooling mode, adjustable), economy (+14 °C in heating constraints of individual sites. mode + 28 °C in cooling mode, adjustable), frost protection The factory-set comfort temperatures are +19 °C in heating (+8 °C) andoff — can be activated via a dry contact input(to mode (adjustable) and +26 °C in cooling mode (adjustable) be combined, for example, with a commercial programmable with a range of +/-4 °K (adjustable from +/-1 °K to +/- 9 °K). timer or a key). The control automatically manages the CIAT HEE motors to A centralised zone timer, to be located in a distribution box, optimise the energy performance of our comfort units. may be used to automatically control the 4 operating modes The LCD room unit is used to adjust the temperature setpoint of your installation over 6 self-contained zones. in the predefined range, to select on/off and the desired Seeour manual for more detailed information. ventilation speed. CATALOGUE 2021 117 117