22
For installation in the supply pipe
of the heating system (resp. pipe
with higher temperature level)
press the button shortly and the
following display appears:
With a short button press you can
choose between the following two
displays.
Installation in return pipe:
Installation in supply pipe:
!! IMPORTANT !!
The choice of the place of installa-
tion can be carried out only once. A
subsequent change is not possible.
The selection is being activated with
the door symbol (top right of the
display):
■
Press and hold the button.
■
The door icon disappears and ap-
pears after about 2 seconds again.
■
Then release the button immedi-
ately.
The selected setting is accepted and
the unit is configured for the chosen
place of installation. The chosen
place of installation can be checked
in the first display of level 3 (Pt 1000
r
= return pipe resp. colder pipe / Pt
1000
u
= supply pipe resp. warmer
pipe).
The meter is now ready for operation.
Commissioning
■
Open valves carefully. Vent the
system. Avoid sudden pressure
shocks. Check installation for
leakage.
■
If the sleep mode of the counter is
enabled (Display: SLEEP 1), then
it must be deactivated by longer
pressing the button (>5s).
■
While the system is operating,
check whether the volume display
advances and the temperatures
displayed correspond with the ac-
tual temperatures (see the display
overview).
■
Wait for the temperature display
to be updated.
■
Secure meter with the enclosed
sealing material against unau-
thorised removal.
■
Fill in the putting into use report
in accordance with PTB-Directive
TR K9.
Note:
Only for versions with programma-
ble place of installation of the flow
sensor (marking “point of installa-
tion: see display” at the type plate
on the side).
The meter is in the delivery status in
sleep mode (SLEEP 1).
If the meter is being awakened
from the sleep mode, the following
display appears initially:
If the push button is not operated
within approx. 4 minutes, the
meter programs itself automati-
cally for installation in the return
pipe of the heating system (resp.
pipe with lower temperature
level)
and the display shown above
disappears.
Summary of Contents for zelsius C5-ASF
Page 58: ...58 Notice...
Page 59: ...59...
