SERVICE MANUAL
© ISA, s.r.o. 2014-2015. All rights reserved.
We reserve the right to change the specification without prior notification.
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Service manual V1.08 | Nov-2015 | LM0002-EN
Page 37 of 97
Pool cover drain: <enable/disable> Security feature, when enabled, attractions and lights will be blocked, in
case pool cover is not completely open. When pool cover drain is used in combination with bottom drain
enabled, bottom drain will always switch on when the cover is closed.
After performing setup or any changes to this section, click „SAVE SETTINGS” to save configuration to
system.
3.9.3.1
Measuring the travelling times
For the purpose of positioning, the device needs accurate information about the maximum travelling time
for cover. Mains voltage must be switched on.
If not yet done, move the cover into the open position. The limit-stop position is reached.
Start the measuring time and move the cover by control into the closed position (close cover
completely).
Stop the time measurement when the cover is completely closed and closed position is reached.
Enter the measured value in the application.
Start measuring from closed position to open and enter measured times into the application
We advise to perform these measurements several times and to take the average of these values.
3.9.4
KNX communication objects
Pool cover connected to LVLØ can be fully controlled via KNX. Two communication objects are
used to control Open or Closed state. Pool cover output has active status feedback communication
object.
Group
Address
Data Point Name
Data Point Type
Description
10/0/5
LVLØ Pool Cover Control - Open (Send 1/0)
control pulse
edge 1/0
1 bit
W
1.001
Actuator to control "POOL COVER" output. Pool cover will open when
pulse edge (0/1) telegram will be received on this input.
10/0/6
LVLØ Pool Cover Control - Close (Send 1/0)
control pulse
edge 1/0
1 bit
W
1.001
Actuator to control "POOL COVER" output. Pool cover will close when
pulse edge (0/1) telegram will be received on this input.
10/0/7
LVLØ Pool Cover Status Feedback (1=Open, 0=Closed)
display of
status
1 bit
R
1.001
Status feedback of "POOL COVER" output is sent to bus when the
output changes state. Feedback is sent cyclically to bus every 600s.
NOTE:
Details are documented in “KNX bus communication” section 6.
For examples of KNX communication see section 6.4.
3.10
Water treatment
3.10.1
Overview
LVLØ automatic water treatment - dosing of chemicals provides clean and clear water in the pool. Water
quality is continuously monitored and a suitable dose of chemicals is supplied. There are various safety
mechanisms build in LVLØ controller to prevent overdosing or other frequent issues with water quality.
LVLØ flexible and unique technology allows connecting up to four standard dosing pumps via 240V AC
(50/60Hz) outputs. You can set any combination for dosing of chemicals or their concentration as LVLØ is
vendor independent.
3.10.2
Values pH, ORP, Free chlorine
Setup of water treatment values for pH, Redox (ORP) and free chlorine has to be performed via LVLØ mobile
application in Service section; select Water treatment.
