Siemens SITRANS F Series Operating Instructions Manual page 61

Positive flow across zero with positive scaling
①
②
③
④
⑤
⑥
⑦
Current output setting
• Process value = Mass flow
• Direction = Bidirectional
• Loop current scale = 4-20 mA NAMUR
• Upper range value = 1000 m
• Lower range value = -250 m
• Fail-safe behaviour = Upper fault current
• Low flow cut-off = 25 m
SITRANS FST090
Operating Instructions, 11/2021, A5E50387341-AA
mA
-250 m 3 /h
Lower range value
Low flow cut-off
Upper range value
Upper saturation limit
Lower saturation limit
Lower fault current
Measuring range
/h
3
1000 m
3 /h
/h
3
Parameter assignment
9.2 Inputs and outputs
/h
3
m
3
/h
61