7 Operation
38 of 68
Calio
1157.821/04-EN
7.1.2 Display
The flow rate, the electrical input power and the head are shown as 3-digit numbers
on the integrated display. The display alternates in 5-second intervals between these
values with the corresponding units. The flow rate and the head are displayed as
numbers with one decimal place; the power input is displayed as a number without
any decimal places. The setpoint is indicated in [%] without any decimal places.
W
ECO
(
)
W
m
3
/h
ECO
SERVICE
m
Fig. 18:
Display
Symbols
The symbols on the front panel indicate operating modes and settings. A lit symbol
signifies:
▪
The active operating mode
▪
An external 0 - 10 V signal
▪
A general fault message
Table 15:
Symbols key
Symbol
Description
Unit
m
3
/
h
Calculated flow rate
▪
Symbol lights up.
▪
Display shows the flow rate.
m
3
/h
W
Measured electrical input power
▪
Symbol lights up.
▪
Display shows the electrical power.
W
m
Calculated head
mWC
Constant-pressure Control operating mode
▪
Symbol lights up when this operating mode is active.
-
Proportional-pressure Control operating mode
▪
Symbol lights up when this operating mode is active.
-
Open-loop Control operating mode
▪
Symbol lights up when this operating mode is active.
-
ECO
ECO operating mode (energy-saving mode)
▪
Symbols light up when this operating mode is active.
-
0-10 V
0 - 10 V operating mode
▪
Symbol lights up when this operating mode is active.
▪
Symbol flashes when this operating mode sends a stop
command. E.g. voltage signal < 1.5 V.
V DC
MODBUS
Modbus operating mode
▪
Symbol lights up when this operating mode is active.
▪
Symbol flashes when this operating mode sends a stop
command.
-
DUAL
Dual-pump Operation operating mode
▪
Symbol lights up when this operating mode is active.
▪
Symbol flashes when this operating mode sends a stop
command.
-
SERVICE
General fault message
▪
An error code (E01 - E08) is shown on the display.
-
