Operation
20
—
English
Variomat Basic
—
22.07.2020 - Rev.
A
Indication on
the display
Meaning
With softening
YES
This value is only displayed if "YES" has been set in
the "With water meter" menu option.
•
YES
: Further queries follow about softening.
•
NEIN
: The system does not offer more
queries regarding the softening process.
Disable make-up?
YES
This value is only displayed if "YES" has been set in
the "With softening" menu option.
•
YES
: The system stops the make-up process
when the set soft water capacity is exceeded.
•
NEIN
: The system does not stop the make-up
process. The system displays the "Softening"
message.
Hardness
reduction
10 °dH
This value is only displayed if "YES" has been set in
the "With softening" menu option.
•
Hardness reduction is calculated from the
difference of the overall water hardness
GH
actual
and the target water hardness
GH
target
.
Hardness reduction = GH
actual
-GH
target
l °dH
Enter the value in the controller. Consult the
manufacturer information for third-party
products.
Cap. soft water
05000 l
This value is only displayed if "YES" has been set in
the "With softening" menu option.
The attainable soft water capacity is calculated
from the type of softening used and the specified
hardness reduction.
•
Fillsoft I, soft water capacity ≤ 6000/hardness
red. l
•
Fillsoft II, soft water capacity ≤
12000/hardness red. l
Enter the value in the controller. Consult the
manufacturer information for the values of third-
party products.
Remaining cap.
soft w.
000020 l
This value is only displayed if "YES" has been set in
the "With softening" menu option.
•
Available soft water capacity.
Replacement
18 months
This value is only displayed if "YES" has been set in
the "With softening" menu option.
•
Manufacturer specification for the
replacement interval of the softening
cartridges, regardless of the calculated soft
water capacity. The system displays the
"Softening" message.
Next
maintenance
012 months
Recommended maintenance messages.
•
Off: Without maintenance recommendation.
•
001
–
060: Maintenance recommendation in
months.
Floating fault
contact
YES
For the output of messages to the floating contact,
see chapter 8.2 "Variomat switching points" on
page 17 .
•
YES
: Output of all messages.
•
NEIN
: Output of all messages identified with
"xxx"
("01", for example).
Fault memory
˃
Switch to the "Fault memory" sub-menu.
•
Press "OK" to open the menu.
•
Use the "
▼▲
" buttons to open the sub-
menu.
ER 01…xx
The last 20 alarms are stored with fault type, date,
time, and fault code.
See the chapter "Messages" for more information
about the ER... messages.
Indication on
the display
Meaning
Parameter
memory
˃
Switch to the "Parameter memory" sub-menu.
•
Press "OK" to open the menu.
•
Use the "
▼▲
" buttons to open the sub-
menu.
P0 = xx.x bar
Date | Time
The last 10 entries of the minimum working
pressure are stored with date and time.
Tank info
00800 l
The system displays the values for the volume and
the diameter of the "VG" primary tank.
•
If you identify differences to the information
provided on the primary tank's nameplate,
please contact the Reflex Customer Service.
Pos. motorized
ball valve
000 %
This value displays in percent the opening angle of
the motor ball valve of the overflow line.
Variomat
mkh V1.00
Information about the software version
8.7
Starting Automatic mode
The Automatic mode can be started as soon as the system is filled with
water and the gases contained have been vented.
•
At the controller, press "Auto" for automatic operation.
–
During commissioning, continuous degassing is automatically
activated to remove any residual free or dissolved gases from
the system. This time can be set in the Customer menu as
required by the system conditions. The default setting is 12
hours. Subsequent to the continuous degassing, the device
automatically switches to interval degassing.
Note!
The commissioning process is now concluded.
Notice!
The "ST" dirt trap in the "DC" degassing line must be cleaned
after the expiry of the continuous degassing time at the latest,
see chapter 11.1.1 "Cleaning the dirt trap" on page 25 .
9
Operation
9.1
Automatic mode
Use:
After initial commissioning has been successfully completed
Start:
Press "Auto" on the controller. The Auto LED lights up.
Functions:
•
Automatic mode is suitable for continuous device operation and
the controller monitors the following functions:
–
Pressurisation
–
Expansion volume compensation
–
Degassing
–
Automatic make-up.
•
The "PU" pump and the "PV1" motor ball valve of the overflow line
are regulated by the controller so that the pressure that is being
regulated remains constant to within ± 0.2 bar.
•
Faults are indicated and evaluated in the display.
• The "PV1
" motor ball valve of the overflow line remains open during
the ad
justable degassing time as long as the pump “PU” continues
to run.
• In the de
-pressurised "VG" primary tank, the system water is
expanded and in this way degassed.