Grundfos MAGNA 25-100, Installation And Operating Instructions Manual

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7.9.2 Selection of operating mode
Select the operating mode by means of the
mechanical contact in each module.
Fig. 9 Mechanical contact
Operating the pump
Twin-head pumps can be set and operated in the
same way as single-head pumps. The duty pump
uses its setpoint setting, whether it is made on the
control panel, with the R100 or via bus.
7.10 Connection to LON network
The pump can be connected to a LON network via a
GENI module and an external Grundfos G10 LON
interface. Product number: 605726.
Fig. 10 Connection to LON network
8. Setting the pump
For the setting of the pump, use:
• control panel.
• R100 remote control.
• bus communication (not described in detail in
these instructions, contact Grundfos).
The table shows the application of the individual
operating units and in which section the function has
been described.
"–" = not available with this operating unit.
8.1 Factory setting
The pump is factory-set to AUTO
ADAPT
without
automatic night-time duty.
Operating
mode
Left pump
head
Right pump
head
Alternating Alternating Alternating
Standby Alternating Standby
Standby Standby Alternating
Standby Standby Standby
TM
03
08
67
06
05
Note
Both pumps should be set to the same
setpoint and control mode. Different
settings will result in different
operation when changing between the
two pumps.
T
M
03
03
78
50
04
Standby operation
Alternating operation
G10
G10
LON network
24 VAC/VDC
GENI module
Possible settings
Co
nt
ro
l
pa
n
e
l
R
100
AUTO
ADAPT
8.2.1 8.7.1
Automatic night-time duty 8.2.1 8.7.2
Proportional-pressure
control
8.2.1 8.7.1
Constant-pressure control 8.2.1 8.7.1
Setpoint setting 8.2.2 8.5.1
Max. curve duty 8.2.3 8.5.2
Min. curve duty 8.2.4 8.5.2
Constant-curve duty – 8.5.2
Temperature influence – 8.7.3
Activation/deactivation of
pump buttons
– 8.7.4
Allocation of pump number – 8.7.6
Start/stop 8.2.5 8.5.2
Resetting of fault
indications
8.2.6 8.5.3
Reading of various data –
8.6.1 -
8.6.7