Communication Setup; Additional Information - Xylem Lowara Aquavar IPC Guide De Démarrage

en - Original instructions
High Feedback 1 Value
10,00 [Unit]
Sensor Fault Function
Stop
3.3.6 Pump protection
Follow steps from 1 to 3 and then proceed as follow.
Setup Selection
Pump Protection
Sleep Mode
Enable
Minimum/Sleep Freq.
20.0Hz
Sleep Delay
1 s
No Flow Restart
Difference
0,200
Minimum Run Time
1s
Minimum Sleep Time
1s
Flow Check Window
0.00%
Flow Check Time
10.0mins
No Water/Loss of
Prime Fault
Disabled
Suction Input
Not Set
Set Up Low Suction
Protection Through
Digital Input 27?
Alarm
Low Suction Cut-out
Delay
0secs
14
5. Set Sensor Full Scale
6. Select which operation drive
has to perform when sensor fault
is detected, "Stop" stops the inver-
ter.
1. Select Pump Protection Setup
2. Select Enable to activate the
Sleep Mode functionality, that
turns off the pump in cases where
there is no flow in the system
3. Set the Minimum/Sleep Fre-
quency
4. Set the amount of time the
pump speed must be at or below
the Sleep Frequency in order to
enter Sleep Mode
5. Set the difference between the
setpoint and the actual value that
will cause the pump to restart
from Sleep Mode
6. Set the time the pump is forced
to stay on and not enter Sleep
Mode
7. Set the time the pump is forced
to stay in Sleep Mode
8. Set the window around the set-
point where the flow will be
checked. See full Manual for more
information
9. Select the time the flow is
checked. See full Manual for more
information
10. Select Enable to protect the
pump against running dry and/or
loss of prime, by monitoring power
at full speed and comparing the
actual power to a preset limit. See
full Manual for more information
11. Set the Suction transducer de-
tails. See full Manual for more in-
formation
12. If a Lack of Water device is
connected to Digital Input 27, set
this value to Alarm to enable the
stop of the pump in case the Lack
of Water device is tripped
13. Set the delay the system waits
before asserting Alarm in case the
Lack of Water device is tripped
Set Up High Suction
Protection Through
Digital Input 29?
Disabled
Under Pressure
Function
Off
Low System Cut-out
Disabled
Set Up Pump
Protection Through
Digital Input 19?
No
Continue to Digital
Input Setup?
Yes

3.3.7 Communication Setup

Follow steps from 1 to 3 and then proceed as follows.
Setup Selection
Communication
Protocol
Modbus RTU
Address
1
Baud Rate
9600
Parity / Stop Bits
Parity even 1 Stop B
Continue to Maintenance?
No

4 Additional information

4.1 Ramp Control description
System control uses fixed ramps to regulate system variable to follow
setpoint as described below.
Ramps can be set to one of the preset values:
• Slow: big pump size
• Medium: medium pump size
• Fast: small pump size
Lowara Aquavar
14. If a High Suction Pressure de-
vice is connected to Digital Input
29, set this value to Alarm to ena-
ble the stop of the pump in case
the High Suction Pressure device
is tripped. See full Manual for
more information
15. Set the value of pressure for
the activation of the Under Pres-
sure Function. The Under Pres-
sure Function protects the pump
and system by preventing the
pump from running below a speci-
fied low pressure for a specified
amount of time. See full Manual
for more information
16. Set Low System Cut-out func-
tionality. See full Manual for more
information
17. Select Yes if a Pump Protec-
tion device is connected on Digital
Input 19. In case of tripping of the
Pump Protection device the motor
will coast to stop.
18. Select No to exit
1. Select Communication Setup
2. Select the communication pro-
tocol
3. Select the address
4. Select the Baud Rate
5. Select the network configura-
tion
6. Select No to exit
®
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