3.2.2 Standard mode
The controller monitors sensors in the pump. There is no pump module installed in the
junction box.
Signals from the pump
No signal from the pump
Thermal contacts and leakage sensors connect to
the controller through the motor cable.
Internal thermal contact in the pump.
3.2.3 Comparison
Item
Pareo mode
Standard mode
Normal operation
Communication
loss
Signals from the
pump
No signal from the
pump
Status lamp
Green
Yellow
Green
Green
Chain link symbol
Constant
Flashes
Flashes
Flashes
Overload protection X
X
X
X
Snore detection
X
X
X
X
Rotation direction
control
X
-
–
–
Leakage sensor
X
–
X
–
Float switch, pump X
–
–
–
Float switch,
controller
X
X
X
X
Pt100 thermal
sensor
X
–
–
–
Thermal contact
X
X
X
–
Data plate
information
X
–
–
–
Phase imbalance,
pump current
X
–
–
–
Phase imbalance,
voltage
X
X
X
X
Overvoltage
X
X
X
X
Undervoltage
X
X
X
X
Undercurrent
X
X
X
X
3.3 Start and stop
• The controller starts in the same control mode as when it was turned off.
• The pump is turned off when the off mode is selected.
The main switch must not be used to turn off the pump.
• When the pump stops, there is a pause time before the pump starts again. For more
information, see
3.4 Control modes
The controller has three control modes:
3 Function Description
12
DCM 711 Installation, Operation, and Maintenance Manual
