Evco EVD MVC Series User Manual

EVCO S.p.A. EV3 MVC & EVD MVC | Application manual ver. 1.0 | Code 144EV3MVI104
page 14 of 72
4 USER INTERFACE
4.1 Key functions
The table below shows the functions of the keys.
In the EVJ LCD the left and right keys have no function.
Key Name Function
On/stand-by
- Prolonged pressure will switch the device on or off.
- Prolonged pressure will reset the manual re-arm alarms
- While setting the parameters, it functions as a “Back” key.
- each simple press of this key changes the operating mode of the equipment that is compatible with the
enabled operating modes, according to the sequence …  cold  hot  automatic  cold  …
set
- Prolonged pressure makes it possible to enter or exit the set-up menu
- pressing this key makes it possible to change the parameter and setpoint values and to confirm these
once they have been set
- simply press the main screen to provide quick access to the setpoint setting menu
- During navigation of the menu this key has the “enter” function
up
- prolonged pressure on the main screen provides quick access to the machine status menu
- simply press this key to move to a higher menu while navigating the menu
- simply press this key to increase the value of the variable to be modified by a certain quantity if the
variable is in edit mode
down
- simply press this key to move to a lower menu while navigating the menu
- simply press this key to decrease the value of the variable to be modified by a certain quantity if the
variable is in edit mode
4.2 Display
The INTRABUS serial port allows connection of an expansion and a display with choice between the EVJ LCD and EV3K11.
The upper display shows the value of the room probe if the regulation is in follow-on mode or based on the room temperature, of the
supply probe if the regulation is carried out according to it or the thermostat input status if one of the digital inputs has been so
configured.
The lower display shows the current alarm or a choice of the time, humidity, operating temperature setpoint, external temperature, fan
speed or fan pressure capacity/differential (parameter C20).
The LEDs flash in three ways:
- Slow flash: 0.5 Hz
- Normal flash: 1 Hz
- Rapid flash: 2.5 Hz
EV3MVC and EV3K11 display

Evco EVD MVC Series Specifications

General

Brand	Evco
Model	EVD MVC Series
Category	Controller
Language	English