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Display of heat quantity
kWh/MWh
Heat quantity in kWh / MWh
Display channel
Indicates the heat quantity produced in the system.
The heat quantity measurement can be carried out in 3 different ways (see page
27): with a xed ow rate value, with a VFD Grundfos Direct Sensor™ or with
a PWM feedback signal. It is shown in kWh in the channel kWh and in MWh in
the channel MWh. The overall heat quantity results from the sum of both values.
The accumulated heat quantity can be set back to zero. As soon as one of the dis-
play channels of the heat quantity is selected, the symbol Ⓢ is displayed.
Î In order to access the reset mode of the counter, press button for approx.
2 s.
Ⓢ starts ashing and the heat quantity value will be set back to zero.
Î In order to nish the reset, press button .
In order to interrupt the reset process, do not press any button for about 5 s. The
display returns to the display mode.
Indication of thermal disinfection
CDIS
Countdown of the
Monitoring period
Display range: 0 … 30:0 … 24 (dd:hh)
If the thermal disinfection option (OTD) is activated and the monitoring period
is in progress, the remaining time is displayed as CDIS (in hours and minutes),
counting backwards.
SDIS
Display of starting time
Display range: 00:00 … 24:00 (hh:mm)
If the thermal disinfection option (OTD) is activated and a starting delay time has
been adjusted, the adjusted starting time is displayed as SDIS (ashing).
DDIS
Display of disinfection period
Display range: 00:00 … 24:00 (hh:mm)
If the thermal disinfection option (OTD) is activated and the disinfection period
is in progress, the remaining time is displayed as CDIS (in hours and minutes),
counting backwards.
Display of time
TIME
Indicates the current clock time.
Î In order to adjust the hours, press button for approx. 2 s.
Î Set the hours by pressing buttons and .
Î In order to adjust the minutes, press button .
Î Set the minutes by pressing buttons and .
Î In order to save the adjustments, press button .
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