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Grundfos AR - Displaying Total Operating Hours

Grundfos AR
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English (GB)
21
Current input and current output with weighting
Fig. 29 Current signal control with weighting
Setting the weighting (in the second function level)
Fig. 30 Setting the weighting
The set value for the current input of the reference point (default
is maximum current input of 20 mA) appears in the display.
1. Use the "Up" and "Down" buttons to set the current input for
the reference point mA select between 5 and 20 mA (e.g. 6
mA).
2. Press the "Start/Stop" button.
– The set stroke frequency of the reference point
(default is f
max.
) appears in the display.
3. Use the "Up" and "Down" buttons to set the desired stroke
frequency f
select
(e.g. f = 60 1/min).
– Press the "Menu/Info" button.
Confirm the setting and move on to the next menu item, or
– press the "Start/Stop" button.
Confirm the setting and close the second function level.
8.7.6 Displaying the total number of operating hours
The operating hours counter indicates the total operating time of
the drive, e.g. to check maintenance intervals. The maximum
number of operating hours that can be displayed is 99990 h
(display = 9999).
The operating hours counter cannot be reset.
TM03 6374 4506
0 mA 4 mA 8 mA 12 mA 16 mA 20 mA
f
max
f
min
3
60
1
min
I
out
[Strokes/min.]
[mA]
0
f
min.
4 8 12 16 20
f
max.
60
I
out
I
out
TM03 6375 4506
Analog
20
mA
Menu
Down
Up
Stop
Start
Analog
6
mA
5 - 20 mA
Analog
120
1/min
0-20 mA
4-20 mA
Down
Up
Analog
60
1/min
0-20 mA
4-20 mA
Menu
Stop
Start
0-20 mA
4-20 mA
0-20 mA
4-20 mA
Note
Multiply the number displayed by 10 to determine the
total number of operating hours.

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