OMEGA’s PX91 Series is a rugged, very high temperature pressure transducer series. It is hermetically sealed, has all stainless steel construction and is designed for use in very high temperature test chambers. The PX91 is available in sealed gage pressures up to 200,000 psi and operating temperature up to 218°C (425°F). The pressure connection is via a high pressure ferrule connection.
SPECIFICATIONS Excitation: 10 V ac/dc (15V max) Output: 1 mV/V ±0.25% Bridge Resistance: 350 Ω nominal Zero Balance: ±2.5% Linearity: ±0.35% FSO <75K psi ±0.50% FSO ≥75K psi Hysteresis: ±0.10% FSO Repeatability: ±0.10% FSO Operational Temp Range: -73 to 218°C (-100 to 425°F) Compensated Temp Range: -18 to 218°C (70 to 425°F) Thermal Effects: Span: 0.01% Rdg/°F Zero: 0.01% FSO/°F Proof Pressure: 5K to 50K psi: 120% of rated pressure 60K to 200K psi: 110% of rated pressure Burst Pressure: 5K to 50K psi: 150% of rated pressure 60K to 200K psi: 120% of rated pressure Wetted Parts: 5 to 75K: 17-4 PH Stainless Steel 80K to 200K: 455 Stainless Steel Pressure Port: 5K to 70K psi: 1/2-14 NPS (use with 0.315 dia. 59° ferrule) >70K psi: 1-14 NS-2 (use with 0.910 dia 150° ferrule) Electrical Connection: 10ft (3m) 4-conductor shielded cable
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