Key Parameters & Specifications Model Series: 1151 (Rosemount Alphaline) Type: Gauge Pressure Transmitter Model Designation: 1151GP (Gauge Pressure variant) Pressure Range: 300 (Typically 0-30 to 0-300 psi or equivalent range) Diaphragm Material: B (316L Stainless Steel) Fill Fluid: A (Silicone Oil - standard industrial application fill) Process Connection: C (Standard ¼-18 NPT or equivalent) 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: 075U2 (Specific housing configuration with options) Custom Suffix: 075140 (Indicates specific calibration, materials, or custom configurations) Key Features Gauge Pressure Measurement: Measures pressure relative to atmospheric pressure 316L Stainless Steel Wetted Parts: Good corrosion resistance for general-purpose applications Range 300: Suitable for medium-range pressure applications (typically up to 300 psi) Standard Fill Fluid: Silicone oil for general-purpose temperature ranges Custom Configuration: Factory-configured per customer specifications with 075140 suffix Typical Applications Pump discharge pressure monitoring Filter pressure monitoring Tank pressure measurement Pipeline pressure monitoring General industrial pressure measurement Specifications Details Parameter Value Accuracy Typically ±0.1% to ±0.2% of span Stability ±0.2% of URL for 12 months Temperature Limits -40°F to 250°F (-40°C to 121°C) with silicone fill Static Pressure Limit Up to 2000 psi (138 bar) typical 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