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Pressure measurement
PSM-550
Pressure switch for demanding industrial applications
WIKA PSM-550 — Pressure switch for demanding industrial applications. Setting range: -1 … 0 and -0.8 … +5 bar; 0 … 300 mbar; 0.1 … 1.1 bar to 10 … 30 bar.
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Technical information
Specifications describe the model family’s ranges and options. Refer to the technical document to select the configuration and approvals suitable for your application.
- Model reference
- PSM-550
- Category
- Pressure measurement
- Source status
- Reviewed catalogue record
- Setting range
- • -1 … 0 and -0.8 … +5 bar • 0 … 300 mbar • 0.1 … 1.1 bar to 10 … 30 bar
- Switching function
- Change-over contact (SPDT)
- Material
- • Bellows / Process connection: Copper alloy CuSn6 per EN 1652 or stainless steel 1.4401 • With NBR diaphragm: Process connection: free cutting steel EN1A per EN 10277-3, tin-plated
- Switching power
- 4 A / 10 A, AC 230 V