44 WILO SE 09/2013
English
« Constant pressure » connection
Regulation through a pressure sensor:
• 2 wires ( [20mA/10V] / +24V )
• 3 wires ( [20mA/10V] / 0V / +24V )
and setting point by the encoder.
Regulation through a pressure sensor:
• 2 wires ( [20mA/10V] / +24V )
• 3 wires ( [20mA/10V] / 0V / +24V )
and setting point by the external set value.
« P.I.D. control » connection
Regulation through a sensor (temperature, flow,...):
• 2 wires ( [20mA/10V] / +24V )
• 3 wires ( [20mA/10V] / 0V / +24V )
and setting point by the encoder.
Regulation through a sensor (temperature, flow,...):
• 2 wires ( [20mA/10V] / +24V )
• 3 wires ( [20mA/10V] / 0V / +24V )
and setting point by the external set value.
In2...
External
Set value
aux ext.off MP 20mA/10 DDS
123456789 10 11
Remote control
In1...
External
Set value
aux ext.off MP 20mA/10 DDS
123456789 10 11
Remote control
In1...
Pressure
sensor
aux ext.off MP 20mA/10 DDS
123456789 10 11
Remote control
In1...
Sensor
In2...
External
Set value
aux ext.off MP 20mA/10 DDS
123456789 10 11
Remote control
In1...
Sensor