The EVD Evolution
Based on CAREL’s extensive
experience in electronic valve drivers, EVD evolution is available as a
“single” and “twin” driver, the latter able to control two valves
independently, with the most commonly used refrigerants. Simple graphics and a
series of LEDs offer an immediate overview of operating status and the main
driver functions.
The EVD evolution offers:
High Performance: Sophisticated control functions and construction with advance materials for optimum management of refrigerant flow, even in the most critical conditions.
Multilanguage: System easy to understand and configure, with eight languages available in addition to english.
Reduced Environmental impact: Compatibility with natural refrigerants (CO2) and energy saving help reduce ozone layer depletion and greenhouse gas emissions.
A powerful removable graphic
display (EVDIS**0) can be used to configure the driver, providing clear and
immediate information on operating status and allowing the controller to be
started the first time after selecting just four parameters:
- Refrigerant used
- Type of pressure probe
- Application (chiller, cabinet, etc.)
EVD evolution can operate in
stand-alone mode, or connected to a pCO or the PlantVisorPro supervisor for the
integrated management of the driver via tLAN (EVD0000E00), pLAN (EVD0000E10) or
RS485/Modbus (EVD0000E20).
EVD evolution can also manage
other functions in addition to superheat control, such as hot gas bypass,
evaporation pressure control (EPR), valve control for gas coolers in
transcritical CO2 circuits.
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