30 WIKA operating instructions flow switch, model FSD-3
EN
14153887.01 09/2016 EN/DE/FR
Specications
Operating conditions
Permissible temperature ranges Medium: -20 ... +85 °C (-4 ... +185 °F)
Ambient: -20 ... +80 °C (-4 ... +176 °F)
Storage: -20 ... +80 °C (-4 ... +176 °F)
Humidity 45 ... 75 % r. h.
Max. operating pressure 40 bar (30 bar with process connection M18 x 1.5)
580 psi (435 psi with process connection M18 x 1.5)
Vibration resistance 6 g (IEC 60068-2-6, under resonance)
Shock resistance 50 g (IEC 60068-2-27, mechanical)
Ingress protection IP65 and IP67
The stated ingress protection only applies when plugged in using mating connectors that have
the appropriate ingress protection.
Materials
Wetted parts Process connection, probe: Stainless steel 316Ti
Non-wetted parts Case: Stainless steel 304
Keyboard: TPE-E
Digital display: PC
Display head: PC+ABS blend
Electrical connection
Connection Circular connector M12 x 1 (4-pin)
Short-circuit resistance S+ / SP1 / SP2 vs. U-
Reverse polarity protection U+ vs. U-
Insulation voltage DC 500 V
Overvoltage protection DC 40 V
9.Specications
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