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266DSHSSA2B7EZLSB

The ABB 266DSH (SSA2B7 EZLSB configuration) is a high-static-pressure differential pressure transmitter from ABB’s 266 Series, designed for precise and reliable measurement under demanding industrial conditions. The 266DSH integrates ABB’s digital capacitive sensor technology, providing excellent accuracy, repeatability, and long-term stability, even in harsh environments.

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Specifications General Type: Differential Pressure Transmitter Series: ABB 266 DSH (High Static Pressure) Output: 4–20 mA two-wire with HART communication Sensor Technology: Digital capacitive sensor with temperature compensation Measurement Performance Reference Accuracy: ±0.04% of span Repeatability: ±0.02% of span Turn-Down Ratio: Up to 100:1 Response Time: <100 ms Long-Term Stability: ±0.1% of URL over 10 years Pressure Ratings Differential Pressure Range: Configurable per SSA2B7 sensor selection Static Pressure Rating: Up to 41 MPa (DSH high-static variant) Proof Pressure: 1.5 × static rating Overpressure Protection: Integrated mechanical system Materials & Construction Wetted Materials: Stainless steel / Hastelloy / optional alloys (per SSA2B7 selection) Fill Fluid: Silicone or inert fluid Housing: Aluminum or stainless steel (EZLSB configuration) Process Connections: Flanges or threaded high-pressure adapters Electrical & Communication Power Supply: 10.5–45 VDC Output Signal: 4–20 mA + HART digital Load Resistance (HART): ≤600 Ω Local Configuration: Push-button or LCD interface (if equipped) Environmental Conditions Electronics Operating Temperature: –40 to +85 °C Process Temperature: According to sensor and fill fluid Humidity: 0–100% RH, non-condensing Ingress Protection: IP67 / IP68 depending on housing and terminals Vibration Resistance: 10 g, 10–2000 Hz Certifications / Standards Explosion Protection: Ex ia / Ex d / Ex nA (depending on configuration) Compliance: ATEX, IECEx, PED, CE EMC & Surge Protection: Industrial-grade standards