Siemens SITRANS LUT400 Operating Instructions Manual page 63

Pump Control Mode
Sets the control algorithm used to trip the relay.
Options
supported
per model
Pump Control Mode 2.7. 1 .4.
See
Service Ratio Pump 1
Selects pump usage based on the RUN time ratio rather than last used.
Value
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
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
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
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.)
A5E33329501 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS
LUT420 Level Controller:
ALTERNATE DUTY ASSIST, ALTERNATE DUTY BACKUP
LUT430 Pump and Flow Controller:
ALTERNATE DUTY ASSIST, ALTERNATE DUTY BACKUP , SERVICE RATIO
DUTY ASSIST, SERVICE RATIO DUTY BACKUP , FIXED DUTY ASSIST, FIXED
DUTY BACKUP
LUT440 High Accuracy OCM:
ALTERNATE DUTY ASSIST, ALTERNATE DUTY BACKUP , SERVICE RATIO
DUTY ASSIST, SERVICE RATIO DUTY BACKUP , FIXED DUTY ASSIST, FIXED
DUTY BACKUP
Default (all models): ALTERNATE DUTY ASSIST
on page 151 for descriptions of each.
Range: 0 to 255
Default: 1
Range: 0 to 255
Default: 1
Range: 0 to 999999
Default: 0
Range: 0 to 999999
Default: 0
Page 55