37
X2.3
Digital input or output 2 (can be parametrised)
X2.4
Digital input or output 2 (GND)
Table 27: Terminal assignment connection DIO1 and DIO2
Operation without connected control panel
To operate the ventilation unit without control unit, the control runs according to the last set operating mode.
The control unit may only be disconnected from the BUS when it has zero potential.
Disconnecting during operation results in a communication error!
Commissioning the FOCUS unit
Readiness for operation
The unit is ready for operation once all the requirements of the safety regulations and
installation conditions have been met. In particular, this means ensuring that the ventilation tube
material is clean and that all the ventilation technology components required to operate the system
are present, properly installed and ready for operation.
Check all the safety-related components and carry out a function test.
Adjusting the air volume flow
Once you have checked that the FOCUS unit is ready for operation, you can commission it as described below. The
ventilation unit is set to nominal ventilation according to the system design for the entire outdoor air volume flow. This
nominal air volume flow is parametrised according to the characteristic curve diagram 1 Fig. 36
with control unit TFT
control panel) under Setup / sub-menu fan speeds or according to Table 29, (with control unit LED control panel).
5.5.2.1 Adjusting the nominal air volume flow with TFT control panel
To adjust the ventilation system, fan speed 2 (FS2) is parametrised for the nominal air volume flow. The following
settings must be made with the TFT control panel:
Symbol
Description
Explanation/Actions
Button
Menu mode
By touching the menu mode button, you access the main menu.
Buttons
Navigation
Touch the navigation buttons to select the main menu Setup and confirm
with the Enter button.
Button
Password
Password query
Enter the password _ _ _ _ _ and confirm with the Enter button.
Buttons
Navigation
Touch the navigation buttons to select the sub-menu Fan speeds and
confirm with the Enter button.
Button
Fan speed 2
(FS2)
Touch the fan speed 2 button (FS2) to activate this fan speed
Buttons
Navigation
Parametrise fan speed 2 (FS2) according to the characteristic curve
diagram 1 for the nominal air volume flow
Button
Enter
Confirm by touching the Enter button
Button
Cancel/return
Exit the menu levels by touching the cancel/return button until the start
menu appears.
Table 28: Sequence of steps for adjusting the nominal air volume with a TFT control panel
The values for the balance compensation are pre-set at the factory and should only be
changed if required.
Summary of Contents for FOCUS 200 Base
Page 1: ...Translation of the original instruction manual Heat Recovery Unit FOCUS F 200...
Page 49: ...49 Dimensions Fig 43 Dimensional drawing FOCUS...
Page 50: ...50 FOCUS circuit plan Fig 44 Terminal assignment circuit diagram FOCUS...
Page 51: ...51 Master Controller terminal assignment Fig 45 Master Controller terminal assignment...