Siemens SITRANS LUT400 - Page 78

Commissioning
6.3 Quick Start Wizards
SITRANS LUT400
76 Operating Instructions, 07/2019, A5E33329501-AC
This parameter displays only if a Service Ratio algorithm is selected for Pump Control Mode.
Service Ratio Pump 2
Selects pump usage based on the RUN time ratio rather than last used.
Value
Range: 0 to 255
Default: 1
This parameter displays only if a Service Ratio algorithm is selected for Pump Control Mode.
Run Time Relay 2
Set the amount of time that pump Relay 2 has run, defined in hours.
Value
Range: 0 to 999999
Default: 0
Use the default value for new pumps, or set this value for existing pumps with accumulated
run time.
(This parameter displays only if a Service Ratio algorithm is selected for Pump Control
Mode.)
Run Time Relay 3
Set the amount of time that pump Relay 3 has run, defined in hours.
Value
Range: 0 to 999999
Default: 0
Use the default value for new pumps, or set this value for existing pumps with accumulated
run time.
(This parameter displays only if a Service Ratio algorithm is selected for Pump Control
Mode.)
ON Setpoint Pump 1
The level at which Pump 1 turns ON, defined in Units (2.1.1.) (Page 168)
Value
Range: 0.000 to 99999.000
Default: 0.000
ON Setpoint Pump 2
The level at which Pump 2 turns ON , defined in Units (2.1.1.) (Page 168)
Value
Range: 0.000 to 99999.000
Default: 0.000