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8. M-Bus
In the M-Bus option the UltraMaXX can be connected to a cabled
M-Bus remote read-out system. The communication parame-
ters of primary address, secondary address and baud rate can
be displayed in the LCD display. The parameters can be set by
authorised service staff using the service software via the op-
tical interface / M-Bus option or directly by the buttons on the
UltraMaXX.
Standard works setting:
Primary address:
0
Secondary address:
Meter number
Baud rate:
2400 Baud
Setting the M-Bus parameters using the buttons on the
meter:
1. Remove the seal over button 2
2. Use button 1 to select the display of the figure to be amended
Primary address:
Display 3.17
Secondary address:
Display 3.18
Baud rate:
Display 3.19
3. Press button 2 for longer than 2 seconds: The display or the
righthand figure in the display flashes
4. Set the required figure by pressing button 1
5. Press button 2: The figure one position further to the left
flashes (only in the case of the primary / secondary address)
6. Repeat steps 4. and 5. until the required value is set.
Possible settings:
Primary address:
1 - 250
Secondary address:
00000001-99999999
Baud rate:
300, 2400 Baud
7. Leave the setting mode by pressing button 2 for longer than 2
seconds.
8. Secure button 2 against fraud by applying a new seal.
Button 1
9. Water meter inputs
The UltraMaXX provides the user with the possibility of connec-
ting up to 4 water meters with remote display to the calculator
unit. The metered values in the water meters (displays 1.7 / 1.8 /
1.9 /1.10) including the period-end figures (displays 2.x.4 / 2.x.5 /
2.x.6/ 2.x.7) can be read out via the display, M-Bus or optical in-
terface on the UltraMaXX. The metered values, the number of
the water meters and the impulse values of the water meters
can be set by authorised service staff using the service software
via the optical interface / M-Bus option or directly by the buttons
on the UltraMaXX.
Seal
Programming the water meter inputs
1.
Remove the seal over button 2
Water meter pulse values
2.
Use button 1 to select the display water meter pulse
value (3.20)
3.
Press button 2 for longer than 2 seconds >> the display
flashes
4.
Set the required figure using button 1
5.
Leave the setting mode by pressing button 2 for longer
than 2 seconds
Number of water meters
6.
Use button 1 to go to the water meter number display
(3.21)
7.
Press button 2 for longer than 2 seconds >> the display
flashes
8.
Set the required figure (1-4) using button 1
9.
Leave the setting mode by pressing button 2 for longer
than 2 seconds
Metered values in the water meters
10. Use button 1 to select the volume display (1.7)
11. Press button 2 for longer than 2 seconds: the righthand
figure in the display flashes
12. Set the required figure using button 1
13. Press button 2: the figure one position to the left flashes
14. Repeat steps 12. and 13. until the required figure has
been set
15. Leave the setting mode by pressing button 2 for longer
than 2 seconds
16. Repeat steps 10 to 15 as required for additional water
meters
Water meter 2 >> Display 1.8
Water meter 3 >> Display 1.9
Water meter 4 >> Display 1.10
17. Secure button 2 against interference by applying a new
seal
10. Maximum figures
The current month's maximum figures for thermal power (3.11),
flow (3.12) and supply temperature (3.13) are displayed with a
time stamp. 18 month's maximum figures are saved in the me-
ter, these can be read out in the period-end level (2.x.8 / 2.x.9
/ 2.x.10) via the M-Bus, optical interface or LCD display. The
period of time necessary to determine the maximum figures
is 30 minutes.
11. Tariff function
(not available in combi-meters)
In the tariff function the figures for energy (1.12 / 1.15) and
volume (1.13 / 1.16) are displayed in additional displays under
predefined operating conditions.
These operating conditions can be defined using one of the fol-
lowing parameters:
■
Temperature difference
■
Supply temperature
■
Return temperature
This parameter is programmed in the works and can be chan-
ged by authorised service staff using the service software via
the optical interface / M-Bus option if the displays are not
marked with the § symbol. The parameters cannot be changed
using the buttons on the UltraMaXX.
■
Metered flow
■
Thermal power
■
Time window
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