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Figure 7: Optional menu access scheme
3.3 Structure of menu pages
When switching on, some introductory pages are displayed, followed by a main menu.
The name of each menu is always displayed at the top of the screen.
The main menu always displays the following items:
Status: operating status (e.g. standby, go, Fault, input functions)
Frequency: value in [Hz]
Pressure: value in [bar] or [psi] depending on the set unit of measurement.
If an event occurs, the following may be displayed:
Fault messages
Warning messages
Messages on functions associated with inputs
Special icons
The error or status conditions visible in the main menu are listed in Table 14.
Error and status conditions visible in the main menu
Identifier Description
GO
Electric pump ON
SB
Electric pump OFF
PH
Cutout due to pump overheating
BL
Block due to water failure
LP
Block due to low power supply voltage
HP
Block due to high internal power supply voltage
EC
Block due to incorrect setting of rated current
OC
Block due to current overload on electric pump motor
OF
Block due to current overload on final stages of output
SC
Block due to short circuit on output phases
OT
Block due to overheating of final power stages
OB
Block due to overheating of printed circuit
