EN
VTS reserves the right to implement changes without prior notice
Advanced manual
22
ADVANCED MANUAL
6. SERVICE MENU
Service menu contains the most fundamental settings, necessary for proper con
fi
guration and
safe startup of the unit. Moreover, some service–oriented functions are available here for easy
maintenance and troubleshooting for service staff.
SERVICE MENU
SERVICE MODE
Service mode
– setting to enable/disable service mode
▪
Off – the service mode disabled, controller ready for normal operation
▪
On – service mode enabled, controller ready for con
fi
guration and locked – no control functions
can be executed
▪
Default state for
fi
rst power-up is On – the service mode is factory state, as the controller
requires con
fi
guration before normal operation.
Note!
The controller wouldn’t start for normal operation if set to Service mode. After completing all
the con
fi
guration switch the Service mode to Off!
SERVICE MENU
CHOOSE APPLIC.
Choose application
– sub-menu for entering the Application Code that de
fi
nes the actual type of the
unit that will be controlled by the control box.
▪
Application type
– setting for the letters from the application code given in the datasheet of the
air handling unit
▪
AD
▪
AP
▪
AR
▪
AS
▪
ND
▪
NS
▪
Application code
– the number from the application code
▪
0..257
▪
Con
fi
rm code
– indication if entered code is included in the list of allowed applications
▪
Error
– check the settings for the type and code of the application
▪
OK
– settings approved
SERVICE MENU
CONFIGURATION
S6 switch mode
– setting for the universal digital input for auxiliary start/stop switch S6 (Aux).
▪
OR
– switch S6 is digital OR with start / stop command set in the HMI
Note!
OR is default con
fi
guration.
▪
AND
– switch S6 is digital AND with start / stop command set in the HMI
DI1 input mode
- con
fi
guration of the universal digital input DI1, three different modes can be
selected
▪
S1F (Fire)
–
fi
re alarm signal, stops and locks the AHU if triggered, NC voltage free contact
▪
xSxH (Filters)
–
fi
lter pressure drop warning, default setting for DI1, displays an alarm without
affecting AHU operation, NO voltage free contact
