FMOL001DB Datasheet, PDF (4/6 Pages) Sensortechnics GmbH – Mass flow sensors for gases

HEATER CONTROL CIRCUIT
FMO Series
Mass flow sensors for gases
SENSING BRIDGE SUPPLY CIRCUIT
Note:
These circuits are required for operation per specifications. Circuits are not on board the sensor.
DIFFERENTIAL INSTRUMENTATION AMPLIFIER CIRCUIT (optional)
V_O
=

2R₂ +
R₁
R₁

R₄
R₃
^(V2
) − V₁ + V_Offset
where
V_Offset
= V_{S }
R₆
R₆ + R₅

E / 11723 / A
4/6
www.sensortechnics.com