Lowara ResiBoost MMW Manuel D'installation Et D'entretien page 35

N° Parameter
A7 SHORT CIRC
A8 OVER VOLT
A9 UNDER VOLT
5.3 Programming
The converter has two parameter menus that are ac-
cessed with a combination of keys:
• MB, BASIC MENU
• ME, ADVANCED MENU
NOTICE:
• The converter is delivered already programmed
with the default values. Edit the values according
to the type of electric pump and system.
• If the converter is already fitted with an electric
pump, it has been programmed in relation to the
characteristics of the electric pump. Edit the func-
tion values of the system.
• Incorrect configuration can damage the electric
pump and/or the system.
5.3.1 BASIC MENU (MB) parameters
In MANUAL mode and with the LED (10) off:
1. Press and hold (3) to access the parameters
(MB). The LED (10) flashes.
2. Press (4) and (5) to edit the value of the param-
eter.
3. Press (6) to confirm and move on to the next
parameter.
4. Press (3) or (6) in sequence to exit the menu.
The LED (10) turns off.
Table 17: Models MMW and MTW
Pa- Description Range
ra-
me-
ter
A Set the current 0.1–9.0
rating value of (MMW)
the motor on
0.1–10.0
the data
(MTW)
12
plate.
FL Minimum start- 20–45
up and stop (MMW)
frequency of
15–45
the motor. Fre-
(MTW)
quency at
12
Imax: maximum current supplied. The value varies according to the model of converter.
Description
Total number of
times the motor
short circuit alarm
has been triggered.
Total number of
times the overvolt-
age on converter
power supply line
alarm has been trig-
gered.
Total number of
times the undervolt-
age on converter
power supply line
alarm has been trig-
gered.
Unit of Default
meas-
urement
Ampere Imax(*)
Hz 30
Pa- Description Range
ra-
me-
ter
which the con-
verter begins to
run (upon start-
up and shut-
down) without
using the
ramps.
EL Enable the digi- 0: Disa-
tal input and bled, no
connect the control
level sensor to
1: Ena-
ensure that the
bled
pump stops
when there is
no water. Refer
to Figure 13 on
page 275.
Alarm A1if pa-
rameter EL =1
and the electri-
cal contact is
open.
SP Set the re- 0.5–8.0
quired pressure
value of the
system (set
point)
MP Pressure value 0.0–
of the system (SET
below which PRESS
the A4 "mini- -0.4)
mum pressure"
0.0: Dis-
alarm is trig-
abled
gered. When
the alarm is
triggered, the
pump stops
and the ART
function is ena-
bled. SeeSpe-
on
cial functions
page 39. Trig-
gering of the
alarm is de-
layed by the
amount of time
set in the
dLparameter.
dL Delay timer for 0–99
triggering the
"minimum pres-
sure" alarm
(MP parame-
ter).
rS For three- 0–1
phase motors,
invert the direc-
tion of rotation.
0=no action
en - Original instructions
Unit of Default
meas-
urement
- 0
bar 2.5
bar 0
sec 20
- 0
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