Siemens SITRANS LUT400 Operating Instructions Manual page 160

Sets the control algorithm used to trip the relay.
Options
a.
Each algorithm defines a pump duty and pump start method.
2.7.1.6.
The level at which Pump 1 turns ON, defined in 2.1.1. Units.
Values
This parameter is set according to level even when another reading, such
as volume, is shown on the LCD.
2.7.1.7.
The level at which Pump 1 turns OFF, defined in 2.1.1. Units.
Values
This parameter is set according to level even when another reading, such
as volume, is shown on the LCD.
2.7.1.8.
The level at which Pump 2 turns ON, defined in 2.1.1. Units.
Values
This parameter is set according to level even when another reading, such
as volume, is shown on the LCD.
Page 152 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS
ALTERNATE
DUTY ASSIST
*
(ADA)
ALTERNATE
DUTY BACKUP
(ADB)
SERVICE RATIO
DUTY ASSIST
a
(SRA)
SERVICE RATIO
DUTY BACKUP
a
(SRB)
FIXED DUTY
ASSIST (FDA)
FIXED DUTY
BACKUP (FDB)
Option available only on LUT430, LUT440.
ON Setpoint Pump 1
Range: 0.000 to 99999.000
Default: 0.000
OFF Setpoint Pump 1
Range: 0.000 to 99999.000
Default: 0.000
ON Setpoint Pump 2
At rotating ON and OFF setpoints and allows
multiple pumps to run
At rotating ON and OFF setpoints and allows
only one pump to run
On service ratio at ON and OFF setpoints and
allows multiple pumps to run
On service ratio at ON and OFF setpoints and
allows only one pump to run
At fixed ON and OFF setpoints and allows mul-
a
tiple pumps to run
At fixed ON and OFF setpoints and allows only
a
one pump to run
Range: 0.000 to 99999.000
Default: 0.000
A5E33329501