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User’s Manual
4
2. Green – COMM – to indicate the state of Modbus Master communication line
a. Off – no communication, HMI OPTIMA not connected
b. Blinking – in case of stable communication
!
1. All control boxes of the VS…CG OPTIMA… typeline need to be powered from the main
switchgear equipped with appropriate protection of wires powering the control box.
2. Assembly, wiring and start-up of the control gear should by done by quali
fi
ed staff only.
3. Control boxes VS…CG OPTIMA… are intended only for indoor operation.
CONTROL PANEL HMI OPTIMA
LCD Display
Displaying available parameters, settings and current values
Top line – name of the parameter
Bottom line – value or selected option
Note!
If the text length exceeds the line limit, the text begins to
scroll.
Keypad
▪
Left / Rigth arrows
to navigate across the menus and to change the parameter
value
▪
OK
to enter another level of the menu, to enter parameters, to
approve and save changed settings, to acknowledge alarms
▪
C
to leave current menu level, to cancel settings and selections
Note!
The mark
shows a link to the next screen. Push OK to
enter.
Keep the [OK] button pressed for approx. 3 seconds to enter internal
HMI menu
Keep the [C] button pressed for approx. 3 seconds to enter Alarm
menu
Refer to Advanced Manual for details.
Inbuilt temperature sensor
Measurement of room temperature.
Note!
Mind the proper installation and placing of the HMI OPTIMA if
it is intended to measure room temperature in the reliable way.
LED Indicator
Alarm / comm.
Indication of the unit and HMI state
▪
Off – no power supply, lost communication with the controller,
HMI malfunction possible
▪
Blinking green – correct and stable communication with the
controller
▪
Flashing red – new alarm needs to be acknowledged
▪
Permanent red – acknowledged alarm requires further actions
to remove the cause of the problem
Functions:
▪
Air handling unit operation, parameterization and maintenance
▪
Selection of control application
▪
Access to operation parameters of the AHU subassemblies
▪
Time zones setting
▪
Displaying and canceling alarm statuses, viewing alarm history
