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VDL (E3.1) 10/2020 Page 101/196
When the function “GAS/AIR 2” is activated, the “GAS/AIR 2” icon is displayed in the screen
header in Normal display. Press the flash icon next to the information icon to display the cor-
responding text information “GAS/AIR 2” (information messages, chap. 16.1)
11.3 Close all valves
Close all existing fine dosing valves
Press the Setpoint setting icon to access the “Setpoint” setting menu from Normal display.
Path: Setpoint > Fixed value operation setpoints > Functions on/off
“Functions on/off” menu.
Mark the checkbox of the function “Close all valves” to
activate it and press the Confirm icon.
In the “Setpoints” menu press again the Confirm icon.
The controller changes to Normal display.
When the function “Close all valves” is activated, the “All valves closed” icon is displayed in
the screen header in Normal display. Press the flash icon next to the information icon to dis-
play the corresponding text information “All valves are closed” (information messages, chap.
16.1)
11.4 Activating / deactivating temperature control
Press the Setpoint setting icon to access the “Setpoint” setting menu from Normal display.
Path: Setpoint > Control on/off
“Setpoints” menu.
Select the field “Control on/off” (example: deactivated
temperature control).
Mark / unmark the “Temperature” checkbox to activate /
deactivate temperature control and press the Confirm
icon.
• Checkbox marked: temperature control active
• Checkbox unmarked: temperature control deactivated
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