User Guide

Installation and operating instructions Wilo-Stratos/-D/-Z 21
English
8.2.3 Settings in the menu
The following menus appear in succession on the pump display:
(horizontal representation of display)
Single pump mode: Setting when first used / Menu order during standard use
LC display Setting
After switching on the module, all symbols appear
on the display for 2 seconds. The current setting
then engages.
Current (basic) setting (factory default):
H 18.0 ft • i.e., present differential pressure
setpoint H
S
= 18.0 ft at same time ½
H
s
max
(factory setting depending on
pump type)
•Control mode Δp-v
• Pump runs in control mode, setback
operation disabled
(see also menu item ).
• Not shown with single pumps
The differential pressure set point can
be altered by turning the control button.
The new differential pressure set point
flashes.
The new setting is stored by pressing
the button briefly.
If no button is pressed, the previously
set flashing differential pressure set
point returns to the previous value after
30 seconds.
Press control button for > 1 second.
The next menu point appears.
If no setting is made in the subsequent menus for 30s,
the basic setting re-appears in the display.