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EPR-1000 Electro-Pneumatic Positioner

Brand: A-T Controls, Inc
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A solid workhorse you can depend on for consistent, reliable control TRIAC Electro-Pneumatic Positioners: 4-20 psi, linear and rotary type,  are advanced control devices which provide unparalleled stability in difficult environments.
Features
  • Easy Maintenance 
  • Precise Calibration with Simple Span and Zero Adjustments 
  • Simple Conversion to Direct-acting or Reverse Acting 
  • Split Range Control Available by Simple Adjustments without Changing Parts 
  • Simple Structure for Feedback Connection 
  • Corrosion-resistant Aluminum Diecast Body 
  • Sensitive Response for High Performance 
  • Vibration Resistant Design 
  • Stainless Steel Gauges Standard 
  • A Restricted Pilot Valve Orifice Kit for Small Actuators Included 
  • Optional Built-in Limit switches or 4-20 mA Position Transmitter for Feedback 
  • Optional Directly-mountable Positioner 
A solid workhorse you can depend on for consistent, reliable control TRIAC Electro-Pneumatic Positioners: 4-20 psi, linear and rotary type,  are advanced control devices which provide unparalleled stability in difficult environments.
Features
  • Easy Maintenance 
  • Precise Calibration with Simple Span and Zero Adjustments 
  • Simple Conversion to Direct-acting or Reverse Acting 
  • Split Range Control Available by Simple Adjustments without Changing Parts 
  • Simple Structure for Feedback Connection 
  • Corrosion-resistant Aluminum Diecast Body 
  • Sensitive Response for High Performance 
  • Vibration Resistant Design 
  • Stainless Steel Gauges Standard 
  • A Restricted Pilot Valve Orifice Kit for Small Actuators Included 
  • Optional Built-in Limit switches or 4-20 mA Position Transmitter for Feedback 
  • Optional Directly-mountable Positioner 
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Specifications

Brand

Air Consumption

  • 0.18 cfm (5.09 L/minute) at 20 psi

Air Supply

  • psi: 100 (kPa: 689.5, bar: 6.89)

Ambient Temperature Range

  • -20° to 70° C (-4° to 158° F)

Conduit Connection

  • 1/2” NPT

Enclosure, Body Material

  • Aluminum Die Cast

Environmental Protection

  • Explosion-proof: Exmd II BT6, Exmd II C(H²) T6 & Exia II BT6
  • IP66

Flow Capacity

  • 2.83 cfm (4.80 m³/hour) at 20 psi

Hysteresis

  • Within 1 % of Full Scale

Indication

  • Dome Indicator
  • Flat Indicator

Input Signal

  • 4-20 mA DC

Linearity

  • Within ± 1.5 % of Full Scale

Materials of Construction

  • Stainless Steel - Pressure Gauge

Mounting

  • Direct Mounting

NPT Connection

  • 1/4” NPT Female - Air Piping Connection

Pressure Range

  • psi: 3 to 15 (kPa: 20 to 100, bar: 0.2 to 1) - EPR1200

Repeatability

  • Within ± 0.5 % of Full Scale

Resistance

  • 235 ± 15 ohms - Input Resistance

Sensitivity

  • Within 0.5 % of Full Scale

Switch Type

  • Limit
  • Proximity
  • SPDT
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