WIKA PSD-31 - Manual (Page 13)

13 WIKA operating instructions pressure switch model PSD-3x
GB
11430486.06 02/2012 GB/D/F/E
3. Specifications
3.7 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
Short-circuit resistance:
S
+
/ SP1 / SP2 vs. U-
Reverse polarity protection: U
+
vs. U-
Insulation voltage: DC 500 V
Overvoltage protection: DC 40 V
3.8 Materials
Wetted parts
Process connection: Stainless steel 316L
Pressure sensor
■ ≤ 10 bar: Stainless steel 316L
■ > 10 bar: Stainless steel 13-8 PH
Non-wetted parts
Case:
Stainless steel 304
Keyboard: TPE-E
Display window: PC
Display head: PC+ABS-Blend