where the value displayed may change as per the following table:
Displayed value Description
Running The pump runs.
Stopped The pump is stopped since the pump is not requested.
Disabled The pump is manually stopped using the: - buttons -
parameter P24 ENABLE DEVICE- external device
OFF The pump is not connected to the power supply or the
RS485.
Preparing A new unit is connected to the system and data is
transferring.
Fault A failure that occurred on the current unit.
When P105 MODE is set to Cascade Relay, the value displayed may change as per the
following table:
Displayed value Description
Relay On The relay contact is closed and the fixed-speed pump
operates.
Relay Off The relay contact is open and the fixed-speed pump is
stopped
Fault A failure that occurred on the current unit.
P24 ENABLE DEVICE
By using this parameter, the user can manually enable and disable the selected device (by
means of parameter 22 SELECT DEVICE).
When parameter 105 MODE is set to Controller, Cascade Relay, Cascade Serial or
Cascade Synchron, display shows the following information:
P24 ENABLE DEVICE
Enabled
Actual Value Output Freq.
Left fct. Up fct. Down fct. Right fct.
where possible settings are "Enabled" or "Disabled".
P25 MOTOR HOURS
This parameter shows the operation time in hours of the selected device. Thus, the time
period during which HYDROVAR has powered the motor.
P25 MOTOR HOURS
XXXXX h
Actual Value Output Freq.
Left fct. Up fct. Down fct. Right fct.
For information about how to reset the count, see parameter 1130 CLR.MOTOR H.
8 Programming
HVL 2.015-4.220 Installation, Operation, and Maintenance Manual 51