Grundfos NBE Series - Input and Output Configuration

7.7 Analog inputs
Pump variant Analog inputs
NBE, NKE, NBSE, VLSE ●
NBE, NKE, NBSE Series
2000; VLSE with
Delta ρ sensor
●
The inputs and outputs available depend on the functional module
fitted in the motor.
Functional
module
Analog input
1
(Terminal AI1)
Analog input
2
(Terminal AI2)
Analog input
3
(Terminal AI3)
FM310 • • •
FM311 • • •
Wiring examples:
These connection scenarios are also valid for connection to analog
input 2 and analog input 3.
TM083181
2-wire sensor, 0/4-20 mA
TM083182
3-wire sensor, 0/4-20 mA
TM083182
3-wire sensor, 0.5 - 3.5 V, 0-5 V, 0-10 V
1
2
3
TM083184
Setpoint influence, 0.5 - 3.5 V, 0-5 V, 0-10 V; 0/4-20 mA
Pos. Description
1 Potentiometer
2 PLC
3 External controller
To set the input, make the settings below:
Function
You can set the inputs to these functions:
• Not active
• Feedback sensor
The sensor is used for the selected control mode.
• Setpoint influence
The input signal is used for influencing the setpoint.
• Other function
The sensor input is used for measurement or monitoring.
Measured parameter
Select one of the below parameters to be measured in the system
by the sensor connected to the input.
PT
PT PT
PT
TT
TT
TT
Q
Q
DPT
DPT DPT
LT LT
DPT DTT
1
5
2 4
9 10
7
12
8 16 15
3 13 6 14
11
TM062328
Pos. Sensor function/measured parameter
1 Inlet pressure
2 Diff. press., inlet
3 Discharge press.
4 Diff. press.,outlet
5 Diff. press.,pump
6 Press. 1, external
7 Press. 2, external
8 Diff. press., ext.
9 Storage tank level
10 Feed tank level
11 Pump flow
12 Flow, external
13 Liquid temp.
14 Temperature 1
15 Temperature 2
16 Differential temp.
Not shown Ambient temp.
Not shown Other parameter
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English (US)