STIEBEL ELTRON SOM 10 User Manual

Page 68

or Ethylene glycol is selected, the adjustment channel
Ratio is indicated in which the antifreeze ratio of the
heat transfer fluid can be adjusted.
When the Alternative unit is activated, the cont-
roller will convert the heat quantity into the quan-
tity of fossil fuels (coal, oil or gas) saved, or the CO

emission saved respectively. The alternative Unit can
be selected. A conversion Factor must be adjusted
for the calculation. The conversion factor depends on
the arrangement in use and has to be determined in-
dividually.

Heat quantity measurements already activated will ap-
pear in the HQM menu above the menu item New
HQM in numerical order.

If an activated heat quantity measurement is selected,
the above mentioned menu with all adjustment values
will re-open.
To deactivate a heat quantity measurement, select the
menu item Delete function at the bottom of the
menu.

The heat quantity measurement deleted will disappear
from the list and become available for selection in the
New HQM menu again. The numeration of the other
activated heat quantity measurements will not change.

Adjustment channel Description

Adjustment range / selection Factory setting

Flow sen.

Flow sensor selection

system dependent

Return sen.

Return sensor selection

system dependent

Flow rate sen.

Flow rate sensor option

Yes, No

Flow rate sen.

Flow rate sensor selection

Imp1 ... Imp3, Ga1, Ga2,
Gd1, Gd2

Flow rate

Flow rate (only if Flow rate sen. = No) 1.0 ... 500.0 l/min

3.0 l/min

Relay

Relay selection

system dependent

Fluid type

Heat transfer fluid

Tyfocor LS, Propyl.,
Ethyl., Water

Water

Ratio

Glycol ratio in the heat transfer fluid
(only if Fluid type = Propylene glycol
or Ethylene glycol)

5 ... 100 %

40 %

Alternative unit

Alternative unit option

Yes, No

Unit

Alternative display unit

Coal, Gas, Oil, CO

Factor

Conversion factor

0.01 ... 100.00

0.50

Funct.

Activation / Deactivation

Activ., Deactivated

Deactivated

HQM / New HQM