Wilo Multivert MVISE 200, Инструкция по установке и эксплуатации

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47 Installation and operating instructions –
Wilo-Multivert MVISE 3G
English
Connections and control rules of each operating
mode:
Mains connection Power terminal block
Plug the 4-conductor cable into the power terminal block
( earth).
Input/output connection Input/output terminal block
• The cables of the sensors, the external setpoint and the
remote control (Ext. Off) must be shielded.
• Remote control enables the starting or deactivation of the
pump (potential-free), this function has priority over the
other functions.
• This remote control can be removed by shunting the
terminals of the remote control (Ext. Off).
Example: float switch, low-water pressure regulator, etc.
L1 L2 L3
Remote
control
ON/OFF
Unused
External
setpoint
20
mA/10
V
sensor
IN2 IN1
GND
GND +24 V
Aux Ext. Off MP 20 mA/10 DDG
GND...
In2...
GND...
+24
V...
In1...
Signal connections and control rules
Connection
Signal
Operating modes Setting
Current Voltage
see the diagrams below
• In “Speed stage control” mode ... speed, manual
C1 / / /
... speed, external control
C1 C2 S3 S4
• In “Constant pressure: p-c” mode
• Control with a relative pressure sensor
• In “Δp-c” mode
• Control with a differential pressure sensor
... of the setpoint with
the rotary knob C1 C3 S1 S2
... by an external setpoint
C1
C2 S5 S6
C3 S1 S2
• In the mode “Variable pressure: Δp-v”
• Control with a differential pressure sensor
... of the setpoint with
the rotary knob
C1 C3 S1 S2
... by an external setpoint
C1
C2 S5 S6
C3 S1 S2
• In “PID control” mode
• Control with a temperature sensor or delivery
rate sensor...
... of the setpoint with
the rotary knob
C1 C3 S1 S2
... by an external setpoint
C1
C2 S5 S6
C3 S1 S2