Units; Custom Units; Flow Velocity - Siemens FST020 Function Manual

Setup
3.2 Process values
Setting
Default
Related
Path
3.2.2.6.5 Hysteresis
Description
Sets the hysteresis for alarm and warning limits. The hysteresis is the distance between the
limits for activation and deactivation of an alarm/warning.
Setting
Default
Related
Path
3.2.3

Flow velocity

3.2.3.1

Units

Description
Select units for displayed flow velocity. Units are not applied at communication interface.
Units for flow velocity values.
Setting
Default
Related
Path
3.2.3.2

Custom units

Description
User specific text string to define custom unit values. The custom unit can then be selected
in the flow velocity units.
44
-3682800.00 kg/h to +3682800.00 kg/h
-3682800.00 kg/h
Setup → Process values → Mass flow → Alarm and warning limits → Lower alarm limit
0.0 kg/h to 3682800.00 kg/h
0.0 kg/h
Setup → Process values → Mass flow → Alarm and warning limits → Hysteresis
m/s (meters per second); m/h (meters per hour); in/s (inches per second); in/min (inches
per minute); ft/s (feet per second); ft/min (feet per minute); custom units (see Custom units
/ Custom conversion factor)
m/s (meters per second)
Setup → Process values → Flow velocity → Units
FST020 Function manual
Function Manual, 09/2017, A5E42949526-AA