Minimum Value And Maximum Value; Mounting; Inlet Situation And Outlet Situation - Festo SFAW Operating Instruction

Mounting

4.2.7

Minimum value and maximum value

The minimum values and the maximum values for the flow measurement or the temperature measure-
ment are displayed and reset in the SHOW mode.
The minimum and maximum values are reset when the operating voltage is switched off.
5 Mounting
5.1

Inlet situation and outlet situation

The specified accuracies of the sensor are achieved if the inlet and outlet sections on the sensor are
sufficiently long and straight. In addition, the sensor should not have any disruptive geometries such
as edges, curves or tapering.
Before installation, observe the following conditions:
SFAW-
Inside diameter D of the flow sensor
Min. internal diameter of laminar flow inlet
Laminar flow inlet type
Min. laminar flow outlet
Tab. 8: Minimum requirements for fluid connection
Possible inlet situations
Tab. 9: Possible inlet situations
14
32-...
11 mm
1.1 x D
10 cm
5 cm
100-...
19 mm
1.05 x D
Festo — SFAW — 2022-09c