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266HSHPSBB7 L9TB

The ABB 266HSH (PSBB7 L9TB configuration) is a high-performance high-static-pressure differential pressure transmitter from ABB’s 266 Series, designed for precise and reliable measurement under extreme process conditions. The 266HSH features ABB’s proven digital capacitive sensing technology, providing excellent accuracy, long-term stability, and fast response for applications in oil & gas, petrochemical, power generation, and other high-pressure process systems.

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Specifications General Type: Differential Pressure Transmitter Series: ABB 266 HSH (High Static Pressure) Output: 4–20 mA, two-wire with HART protocol Sensor Type: Digital capacitive sensor with temperature compensation Measurement Performance Reference Accuracy: ±0.04% of span (depending on range) Repeatability: ±0.02% of span Turn-Down Ratio: Up to 100:1 Response Time: <100 ms (depending on damping) Long-Term Stability: ±0.1% URL over 10 years Pressure Ratings Differential Pressure Range: According to PSBB7 sensor module selection Static Pressure Limit: Up to 105 MPa (1050 bar) Proof Pressure: 1.5 × static rating Overpressure Protection: Integrated mechanical system Materials & Construction Wetted Materials: Stainless steel, Hastelloy, or optional alloys per PSBB7 code Fill Fluid: Silicone oil or inert fluid Housing: Aluminum or stainless steel (as defined by L9TB) Process Connections: High-pressure flanges or threaded adapters Electrical & Communication Power Supply: 10.5–45 VDC Signal: 4–20 mA + HART digital Load Resistance (HART): ≤600 Ω Local Configuration: Push-button or optional LCD interface Environmental Conditions Electronics Operating Temperature: –40 to +85 °C Process Temperature: Dependent on sensor and fill fluid Humidity: 0–100% RH, non-condensing Ingress Protection: IP67 / IP68 (depending on housing selection) Vibration Resistance: Up to 10 g, 10–2000 Hz Certifications / Standards Explosion Protection: Ex ia / Ex d / Ex nA options depending on code Compliance: ATEX, IECEx, PED, CE EMC & Surge Protection: Industrial-grade standards