Barksdale | P1H-B30SS Diaphragm-Seal Piston Pressure Switch

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Diaphragm-Seal Piston Pressure Switch

The Barksdale P1H‑B30SS is a diaphragm‑seal piston pressure switch designed for long service life in hydraulic and pneumatic systems, with a range of 0.5–30 psi, stainless steel wetted parts, and a rugged NEMA 4X enclosure manufactured by Barksdale GmbH

The P1H is a mechanical diaphragm seal piston pressure switch and a repeatability of ±2.0 % at constant temperature. The adjustment ranges are between 0.1 … 107 bar. The switch provides one switching contact. The switches are designed for intrinsically safe applications.

Features:

• Diaphragm Seal Piston Pressure Switches for pressure control with plastic diaphragm
• 1 switching contact
• Accuracy class 2.0 % f. s.
• Optional versions: Ex ia, UL

Applications:

• Hydraulic and pneumatic applications
• Industrial automation
• Hazardous environments
• Ship building applications

Specifications :

• Type: Diaphragm‑Seal Piston Pressure Switch
• Model: P1H-B30SS
• Category: Mechanical pressure switch, single setpoint, housed version
• Series: P1H Dia‑Seal Piston Series
• Pressure Range: 0.5 – 30 psi (0.03 – 2 bar)
• Proof Pressure: Up to 1600 psi depending on configuration
• Setpoint Adjustment: External screw, tamper‑proof design
• Repeatability: ±2% at constant temperature
• Electrical Ratings:
  • 10 A @ 125/250/480 VAC
  • 2 A @ 600 VAC
  • 0.05 A @ 125 VDC
• Housing: Rugged NEMA 4/NEMA 4X enclosure, suitable for indoor/outdoor use
• Connections: 1/4″ NPT stainless steel, Buna‑N O‑ring seal
• Dimensions: Approx. 150 mm × 100 mm × 60 mm
• Weight: ~1.2 – 1.5 kg
• Brand: Barksdale
• Manufacturer: Barksdale GmbH