Key Parameters & Specifications Product Line: PT Series Pneumatic Positioner Model: PT5-18M Type: Pneumatic Valve Positioner Actuator Compatibility: Linear and quarter-turn pneumatic actuators Input Signal: Standard 3-15 psi, 4-20 mA, or 0-10 V (configuration dependent) Supply Pressure: 20-100 psi (1.4-7 bar) typical Output Signal: Pneumatic pressure to actuator Characterization: Linear, equal percentage, or custom cam profiles Mounting: Direct mounting to actuator per NAMUR or ISO standards Enclosure: Industrial-grade housing suitable for field mounting Key Features Precise Positioning: Accurate valve stem or shaft positioning Quick Response: Fast reaction to input signal changes Robust Construction: Durable materials for industrial environments Cam Characterization: Interchangeable cams for customized flow characteristics Low Air Consumption: Efficient pneumatic operation Easy Calibration: Simple zero and span adjustment Feedback Option: Available with position feedback for monitoring Typical Applications Chemical Processing: Reactor feed control, pressure regulation Oil and Gas: Flow control, pressure reduction stations Power Generation: Boiler feedwater control, steam regulation Water Treatment: Flow control, chemical dosing Pulp and Paper: Stock preparation, chemical addition Pharmaceutical: Precise process control applications Specifications Details Parameter Value Input Signal 3-15 psi (standard) or 4-20 mA/electric Supply Pressure 20-100 psi (1.4-7 bar) Output Pressure 0 to supply pressure Air Consumption < 0.5 SCFM typical Linearity ±1.0% of span Hysteresis ±0.5% of span Repeatability ±0.3% of span Sensitivity 0.1% of input span Temperature Range -20°F to 180°F (-29°C to 80°C) Materials Aluminum or stainless steel housing Process Connections 1/4" NPT (typical) Mounting NAMUR or ISO 5211 Weight 3-5 lbs (1.4-2.3 kg) typical