WIKA PSA-31 - Manual (Page 13)

13 WIKA operating instructions pressure switch model PSA-31
GB
14018458.01 11/2011 GB/D/F/E
3. Specifications
Ingress protection
IP 65 and IP 67
The stated ingress protection (per IEC 60529) only applies when plugged in using mating connectors that have the appropriate ingress
protection.
Medium temperature depending on the process connection
■ G1 hygienic
-20 ... +125 °C (+150 °C possible for up to 60 minutes)
■ All other process connections
-20 ... +100 °C (+135 °C possible for up to 60 minutes)
Vibration resistance
10 g (IEC 60068-2-27, vibration under resonance)
Shock resistance
50 g (per IEC 60068-2-6, mechanical shock)
3.8 Electrical connections
Connections
■ Circular connector M12 x 1, 4-pin
■ Circular connector M12 x 1, 5-pin 1)
1) Only for version with two switching outputs and analogue signal
Electrical safety
Overvoltage protection:
DC 40 V
Short-circuit resistance: S
+
/ SP1 / SP2 vs. U-
Reverse polarity protection: U
+
vs. U-
Insulation voltage: DC 500 V