Buttons On Pump; Pump Number; Digital Input; Motor Bearing Monitoring (Only 11-22 Kw) - Grundfos TPE 2000-Serie Installationsanleitung

9.3.4 Buttons on pump

The operating buttons and
to these values:
• Active
• Not active.
When set to Not active (locked), the buttons do not function.
Set the buttons to Not active if the pump should be controlled via
an external control system.

9.3.5 Pump number

A number between 1 and 64 can be allocated to the pump. In the
case of bus communication, a number must be allocated to each
pump.

9.3.6 Digital input

The digital input of the pump (terminal 1, figs. 4, 8 and 14) can be
set to different functions.
Select one of the following functions:
• Min. (min. curve)
• Max. (max. curve).
The selected function is activated by closing the contact between
terminals 1 and 9 (figs. 4, 8 and 14).
See also section 12.2 Digital input.
Min.:
When the input is activated, the pump is operating according to
the min. curve.
Max.:
When the input is activated, the pump is operating according to
the max. curve.
on the control panel can be set

9.3.7 Motor bearing monitoring (only 11-22 kW)

The motor bearing monitoring function can be set to these values:
• Active
• Not active.
When the function is set to Active, a counter in the controller will
start counting the mileage of the bearings. See section
9.2.7 Lubrication status of motor bearings (only 11-22 kW).
The counter will continue counting even if the
function is switched to Not active, but a warning
will not be given when it is time for relubrication.
Note
When the function is switched to Active again,
the accumulated mileage will again be used to
calculate the relubrication time.
9.3.8 Confirming relubrication/replacement of motor
bearings (only 11-22 kW)
This function can be set to these values:
• Relubricated
• Replaced
• Nothing done.
When the bearing monitoring function is Active, the controller will
give a warning indication when the motor bearings are due to be
relubricated or replaced. See section 9.1.3 Fault indications.
When the motor bearings have been relubricated or replaced,
confirm this action in the above display by pressing "OK".
Relubricated cannot be selected for a period of
Note
time after confirming relubrication.

9.3.9 Standstill heating (only 11-22 kW)

The standstill heating function can be set to these values:
• Active
• Not active.
When the function is set to Active, a DC voltage will be applied to
the motor windings. The applied DC voltage will ensure that
sufficient heat is generated to avoid condensation in the motor.
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