Start-up and Parameter Settings
FLOWSIC100 Flare · Operating Instructions · 8013344/11L2/V 2-5/2018-10 · © SICK Engineering GmbH 179
Subject to change without notice
4.2.8 Defining the limit value
Select the "Parameter / I/O Configuration / Limit Switches" directory ("MCU-P" device file)
to set parameters for limit values.
Fig. 114 "Parameter / I/O Configuration / Limit Switches" directory
Field Parameter Remark
Assigned
measuring point
Measuring point 1, 2
or 3
Measured value
Volume flow a.c. Volume flow in operating state
The limit value settings are
assigned to the selected
measured variables
Volume flow s.c. Volume flow in normalized state
Mass Flow
Molar mass
Velocity of gas Gas velocity
Velocity of sound Speed of sound
Temperature
Pressure
Density a.c.
Hysteresis type
Absolute
Assignment of the value entered in the "Hysteresis Value" field
as relative or absolute value of defined limit value
Percentage
Hysteresis value Value Defines a tolerance for resetting the limit value relay
Limiting value Value
When value > 0, the limit value relay switches when the entered
value is exceeded or underflown.
Switching
direction
Over limit
Defines the switching directionUnder limit