First Function Level; Setting The Operating Modes - Grundfos AR Serie Montage- Und Betriebsanleitung

8.6 First function level

8.6.1 Setting the operating modes

The operating modes are selected in the first function level, and
settings can be made for the modes.
This function level can be opened while the pump is running
(LED lights up green) or when the pump is stopped
(LED lights up red).
Pump not running (LED lights red)
Manual control
Contact signal
control, multiplier 1:n
Contact signal
control, divisor n:1
Current signal
control 0-20 mA
Current signal
control 4-20 mA
Fig. 19 First function level
* You can modify the assignment between the current input and the stroke frequency. See section
Menu
Manual
1/min
120
Run
Menu
Contact
0:1
1:n
Menu
Contact
1:0
n:1
Menu
Stroke frequency proportional to current signal
0-20 mA Analog
> 19.8 mA:
1/min
0
< 0.2 mA:
0.2 - 19.8 mA: Stroke frequency proportional to
Menu
Stroke frequency proportional to current signal
Analog
> 19.8 mA:
4-20 mA
1/min
0
< 4.2 mA:
4.2 - 19.8 mA: Stroke frequency proportional to
< 2 mA:
1. Press the "Menu/Info" button.
– The first function level is opened and the pump is stopped.
2. Navigate in the first function level by repeatedly pressing the
"Menu/Info" button.
3. Use the "Up" and "Down" buttons to modify the settings in the
relevant menu as shown in fig. 19.
4. Use the "Start/Stop" button to confirm the settings and to exit
the first function level.
– The pump is running (LED lights up green).
Pump running (LED lights up green)
Set stroke frequency to 0-max.
Down
Up
[1/min]
Set number of strokes per pulse
Down
Up 1 signal = 0-999 strokes
Set number of pulses per stroke
Down
Up 0-999 signals = 1 stroke
Continuous operation, max. stroke
frequency*
Pump stops
current signal
Continuous operation, max. stroke
frequency*
Pump stops
current signal
Fault signal switches on > Display:
"ERROR", LED (2) flashes red
Stop
Start
Stop
Start
Stop
Start
Stop
Start
Stop
Start
8.7 Second function level.
17