14399527.01 05/2021 EN/DE/FR/ES
28
WIKA operating instructions flow switch, model FSD-4
EN
Accuracy specifications
Calibration conditions
Medium
Water
Nominal position
Process connection downwards
Inner diameter of pipe 26 mm
Upstream/Downstream pipe 1 m/0.5 m
Marking towards the upstream flow side twist of ±5°
Measuring range
Measuring range
Flow
0 ... 3 m/s
The in-factory adjustment is carried out with the medium water.
It is recommended to carry out the adjustment, relative to the minimum/maximum flow of the
system, via the menu.
Temperature
-20 ... +85 °C [-4 ... +185 °F]
Turndown ratio (flow or
temperature)
The analogue output signal is freely scalable within the range of 5:1
When setting turndown, there is a proportional increase in the measuring deviation and temperature
error.
Digital display
Indication range
14 segments
Units
Flow
%, m/s, l/min, m³/h, ft/s, ft³/min, gal(US)/min, gal(I)/min
Factory setting: m/s
Temperature
°C, °F
Factory setting: °C
Colour
Red LED
Character size
9 mm [0.35 in]
Digits
4-digit
Display
Display can be rotated electronically through 180°
9. Specifications
Содержание FSD-4
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