PEDROLLO M/M 8.5 Manual De Uso Y Mantenimiento página 36

to start and
adjust the
pump
manually
CAUTION: TEST mode is not active on the SLAVE unit; to make a TEST on the SLAVE unit,
switch off temporarily the MASTER unit, so that the SLAVE unit becomes independent and is able to
perform the TEST normally
Key
in TEST mode the word "TEST" is displayed
START
STOP
- Do not run pumps dry
-
Before starting the pump, make the filling of all pumps
- In the pressure units, the filling is for single pump by turning off all other pumps
- When the pump is completely filled with water, bring in TEST mode (manual operation) and prime the
pump by opening the discharge valve gradually
- When the pump is primed, stop the manual mode by pressing STOP and switch to automatic mode by
pressing START.
CONNECTION OF INVERTER MASTER AND SLAVE
- set the parameter W (see page 34) of the inverter 1 to MS (will be MASTER)
- set the parameter W (see page 34) of the inverter 2 to S1 (will be SLAVE 1)
- Connect MASTER and SLAVE as shown at page 29
- after the connection only the MASTER takes any set and drives the SLAVE
- the SLAVE only can be put out of service through START/STOP button
Enter the
TEST mode
see
ACCESS
TO MAIN
MENU
instruction
start the pump by pressing the START / STOP button, the
pump starts at the minimum frequency
Display the operating frequency by scrolling with the
RIGHT arrow
set the operation frequency by pressing the keys
(step 1 Hz)
display the operating parameters by pressing the keys
To stop the TEST, press the A START / STOP button
PRIMING AND STARTING UP
TEST
Proceed as
shown below to
start and adjust
the pump speed
36
During the test, you can view all
the operating parameters (see
DISPLAY OF OPERATING
PARAMETERS)
display
F_30
F_35
A 3.5
TEST
P_2.0
OFF