Key Parameters & Specifications Model Series: 1151 (Rosemount Alphaline) Type: High Static Pressure Differential Pressure Transmitter Model Designation: 1151HP (High Static Pressure variant) Pressure Range: 300 (Typically 0-30 to 0-300 inH₂O or equivalent range) Diaphragm Material: B (316L Stainless Steel) Fill Fluid: A (Silicone Oil - standard industrial application fill) Process Connection: C (¼-18 NPT on standard centers for manifold mounting) Housing Material: A (Epoxy-coated cast aluminum, standard) Electrical Connection: A (½-14 NPT conduit entry with screw terminals) Output Signal: 4-20 mA DC (two-wire) Housing Code: 115U2 (Specific housing configuration with options) Custom Suffix: 115190 (Indicates specific calibration, materials, or custom configurations) Key Features High Static Pressure Capability: Designed for applications with elevated line pressure 316L Stainless Steel Wetted Parts: Good corrosion resistance for general-purpose applications Range 300: Suitable for medium-range differential pressure applications Standard Fill Fluid: Silicone oil for general-purpose temperature ranges Custom Configuration: Factory-configured per customer specifications with 115190 suffix Typical Applications Flow measurement with orifice plates in pressurized pipelines Level measurement in pressurized vessels Filter monitoring in high-pressure systems Pump protection applications General industrial pressure monitoring Specifications Details Parameter Value Static Pressure Rating Typically up to 3000 psi or 6000 psi depending on configuration Temperature Limits -40°F to 250°F (-40°C to 121°C) with silicone fill Accuracy Typically ±0.1% to ±0.2% of span Stability ±0.2% of URL for 12 months Output 4-20 mA DC Power Supply 12-45 V DC Turn-on Time 2.3 seconds maximum Response Time 0.2 seconds typical Zero Shift ±0.25% of URL per 1000 psi (69 bar) Damping Adjustable electronically