Grundfos Control MPC-Serie Installationsanleitung Seite 68

8.7.69 Password (4.5.4)
Fig. 122Password
Description
You can limit the access to the menus "Operation" and "Settings"
by means of a password. If the access is limited, it is not possible
to view or set any parameters in the menus.
The password must consist of four digits and may be used for
both menus.
If you have forgotten the password(s), contact
Grundfos.
Setting via the operating panel
• Settings > Functions, CU 352 > Password.
1. Select the password to be enabled.
2. Select: Enter password. The first digit of the password is
flashing.
3. Select digit. The second digit of the password is flashing.
4. Repeat these steps if it is necessary to enable the other
password.
Factory setting
Both passwords are disabled. If a password is enabled, the
factory setting will be "1234".
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8.7.70 Ethernet (4.5.5)
Fig. 123Ethernet
Description
CU 352 is equipped with an ethernet connection for
communication with a computer, either direct or via Internet. See
also section 8.8.1 Ethernet.
8.7.71 GENIbus number (4.5.6)
Fig. 124GENIbus number
Description
CU 352 can communicate with external units via an RS-485
interface (option). For further information, see fig.
section 7. Click [Apply].
Communication is carried out according to the Grundfos bus
protocol, GENIbus, and enables connection to a building
management system or another external control system.
Operating parameters, such as setpoint and operating mode, can
be set via the bus signal. Furthermore, status about important
parameters, such as actual value and input power, and fault
indications can be read from CU 352.
Contact Grundfos for further information.
Setting range
The number can be set between 1 and 64.
Setting via the operating panel
• Settings > Functions, CU 352 > GENIbus number.
Factory setting
No number has been set.
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