Second Function Level; Opening / Exiting The Second Function Level; Setting The Access Code; First Function Level - Grundfos DMX 221 Manual Del Usuario

8.7 Second function level

8.7.1 Opening / exiting the second function level

Open the second function level to set the access code, to enable
or disable the memory functions, to display the operating hours,
or to modify the assignment between the current input and stroke
value.
This function level can only be opened when the pump is stopped
(LED lights up red).

8.7.2 Setting the access code

The access code is used to protect the pump against
unauthorised access to pump settings.
The default setting is 111. Code 111 gives access to all settings
described in sections

8.6 First function level

function level.
Fig. 26 Setting the access code
1. Navigate in the second function level by repeatedly pressing
the "Menu/Info" button.
2. Use the "Up" and "Down" buttons to modify the settings in the
relevant menu as shown in fig. 27.
3. Press the "Start/Stop" button to exit the second function level.
You can only change the parameters in the shown
order. When the "Menu/Info" button is pressed again
Note
(after one run), the first function level opens
automatically.
20
and 8.7 Second
Pump running (LED lights up green)
Stop
Start
Pump not running (LED lights up red)
Menu
Keep pressed for 3 seconds
Down
Up
Setting code 111
Menu
• flow on/off
• memory on/off
• analog weighting
• display of total number of operating hours
The "Start/Stop" button for stopping the pump is
Note
active with any code.
1. Press the "Start/Stop" button while the pump is running
(LED lights up green).
– The pump is stopped (LED lights up red).
2. Press and hold down the "Menu/Info" button for 3 seconds.
– The second function level is opened.
– "C:111" (default setting is "111") or a user-defined code
appears in the display.
3. Use the "Up" and "Down" buttons to set the code in the range
between 1 and 999.
Code 111 is required to open the second function level.
Stop
Start
Stop
Start
Second function level