Reflex Variomat Touch VS 2-1 35 Manual De Instrucciones Original página 41

3. Prior to commissioning, read the operating manual in full and check for
proper assembly.
4. Select the calculated minimum operating pressure and conform with "OK".
– For calculation of the minimum operating pressure,  8.2 "Variomat
switching points",  40.
5. Set the time. The time of an alarm will be stored in the controller's fault
memory.
– Use the "Left" and "Right" buttons to select the display value.
– Use the "Up" and "Down" buttons to change the display value.
– Confirm your entries with "OK".
6. Set the date. The date of an alarm will be stored in the controller's fault
memory.
– Use the "Left" and "Right" buttons to select the display value.
– Use the "Up" and "Down" buttons to change the display value.
– Confirm your entries with "OK".
7. Select the size of the primary vessel.
– Use the "Up" and "Down" buttons to change the display value.
– Confirm your entries with "OK".
– For the primary vessel data, see the name plate or  6 "Technical
data",  33.
– The controller checks whether the level measuring signal matches
the dimensional data of the primary vessel. The primary vessel must
be fully emptied, see  7.3.6 "Installation of the weight measuring
cell",  36.
8. Press "OK".
– Null balancing is executed.
–
9. Press "OK" to conclude the start routine.

8.4
The following information applies to the devices:
• Control unit and primary tank.
• Control unit and primary tank and one secondary tank.
• Control unit and primary tank and more than one secondary tanks.
Facility system
Heating system
Cooling system
8.4.1
Preferably use a water hose to fill the primary vessel with water when the
automatic make-up device is not yet connected.
• Use a vented water hose filled with water.
• Connect the water hose to the external water supply and the "FD" feed and
drain cock (1) at the primary vessel.
• Check whether the shut-off valves between control unit and primary vessel
are open (supplied pre-wired in open position).
• Fill the primary vessel with water until the filling level has been reached.
8.4.2
1. Use the "Manual mode" button to switch to "Manual" mode.
2. Open the "WV make-up valve" via the corresponding button until the
specified filling level is reached.
–
–
Variomat Touch — 09.09.2022-Rev. C
If null balancing is not successfully completed, you cannot
commission the device. In this case, please contact Customer Service,
 13.1 "Reflex Customer Service",  49.
Note!
After successful conclusion of the start routine, you are in Stop mode. Do
not yet switch to Automatic mode.
Filling the tanks with water
System temperature
≥ 50 °C (122° F)
< 50 °C (122° F)
Filling with a hose
Filling with the solenoid valve in the make-up
Continuously monitor this process.
If a high-water alarm is generated, the make-up valve "WV make-up
valve" is automatically closed.
Commissioning
Filling level of primary tank
Approx. 30 %
Approx. 50 %
English — 41