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OEM Compact Pressure Switch - PSM03
Brand: WIKA Instruments Ltd.
Model PSM03 mechanical pressure switches in a diaphragm or piston variant open or close a circuit, depending on whether the pressure is dropping or rising.
An adjustment knob enables easy, convenient and continuous setting of the required switch point. Optionally, WIKA offers its customers the factory setting of the switch point.
Features- High reproducibility.
- High vibration and shock resistance.
- Setting ranges -0.85 ... -0.15 bar and from 0.2 … 2 bar to 40 … 400 bar.
- Long service life due to high-quality micro switch.
- Precise switch point setting with adjustment knob.
Specifications
Case
- Zinc diecast, block design
Reproducibility
- ±2 % of full scale value
Permissible Temperature
- Medium: -20 … +80° C
- Ambient: -20 … +80° C
Process Connection
- - G 1/4 (male)
- - G 1/4 (female)
- - Horizontal flange
- - Vertical flange ISO 16873
- Zinc diecast or steel, galvanised
Measuring Element
- Diaphragm or piston with compression spring
Sealing
- Piston: PTFE (dynamic) and NBR, EPDM or Viton® (static)
- Diaphragm: NBR or EPDM
Switch Contacts
- High-quality snap-action switch, self-cleaning
Switching Function
- Selectable: Normally open, Normally Closed, change-over contact
Electrical Connection
- Angular connector DIN 175301-803 A or M12 x 1
Switching Frequency
- max. 100/min
Service Life
- > 5 x 106 switching cycles
Ingress Protection
- IP65 (IP67 with electrical connection M12 x 1)
