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Instantly add the Digital Epic-2 D530/D540/D550 Position Transmitter and 50,000+ more product series to your store or catalog  
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Westlock Controls Position Transmitter, Digital Epic-2 D530/D540/D550

Digital Epic-2 D530/D540/D550 Position Transmitter

Brand: Westlock
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An intelligent valve position transmitter that offers discrete position control and reliable, non-contact position feedback with digital communication via HART protocol in a simple, integrated package.
Features
  • Position transmitter with 4-20 mA position feedback
  • Non-contact local or remote mount magnetic sensor with no moving parts, providing high accuracy and reliability
  • Choice of factory configured solenoid coil and valve or custom solenoid valve with a choice of Cv rating and coil voltage
  • Password protected 3 button local user interface with high contrast graphic LCD (non-intrusive 3 button keypad on XP version)
  • Remote user interface using HART 7 DD/FDT DTM 1.2 for seamless system integration
  • Easy configuration and auto calibration
  • Emergency Shutdown (ESD) status and alarm
  • Partial Stroke Testing (PST) and pressure profiling
  • Solenoid Operated Valve Testing (SOVT)
  • Full Stroke Testing (FST) and pressure profiling
  • Intelligent alarm system

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Specifications

Brand

Accuracy

  • Magnetic Position Sensor: ± 2 to 4 % of Full Scale
  • Pressure Sensor (Combined Linearity, Hysteresis & Repeatability, over the Operating Range) - ± 1 psi
  • Temperature Sensor (Combined Linearity, Hysteresis & Repeatability, over the Operating Temperature Range): ± 2° F/°C

Approvals & Certifications

  • ATEX EX Ia IIC T4 Ga Ta = -40° C to 80° C, EX NA IIC T4 Gc Ta = -40° C to 80° C, Ex II 1 G Ex ia IIC T4 Ta = -20° C to 60° C, Ex II 3 G Ex NA IIC T4 Ta = -20° C to 60° C, Exia, Exna
  • FM IS/NI
  • IEC EX Ia IIC T4 Ga Ta = -40° to 80° C, EX NA IIC T4 Gc Ta = -40° to 80° C, Ex II 1 G Ex ia IIC T4 Ta = -20° to 60° C, Ex II 3 G Ex NA IIC T4 Ta = -20° to 60° C, Exia/Exna
  • NEC 500 Class I, Div. 2, Groups A, B, C, D, Class II & III, Div. 2, Groups F, G

Approvals & Certifications

  • SIL 3

BSP Connection

  • 1/4” BSP Female

Capacitance

  • 2.2 NF

Coil Voltage

  • 24 Vdc

Communication

  • FOUNDATION Fieldbus
  • HART
  • PROFIBUS PA

Conduit Connection

  • 1/2” NPT
  • 3/4” NPT
  • M20
  • M25

Consumption

  • Current: 3.6 mA

Current

  • 100 mA
  • Loop Input (Fixed Calibration/PST/FST/SOV Current): 12 mA

Display

  • Graphic LCD

Electrical Contacts

  • Discrete Output: Normally Closed

Enclosure, Body Material

  • 316 Stainless Steel
  • Aluminum
  • Brass
  • Intrinsically Safe: Engineered Resin
  • Stainless Steel

Environmental Protection

  • Intrinsically Safe for Class I, II & III Division1, Groups A, B, C, D
  • IP65
  • IP66
  • IP67
  • Non-Incendive Class 1, Div. 2, Groups A, B, C, D, T4, Class II, Div. 2, Groups F, G, T4
  • Typical 4
  • Typical 4X
  • Typical 6P

Flow Rate

  • Falcon V Valve Bodies: 1.4 Cv
  • Falcon V Valve Bodies: 3.5 Cv
  • Falcon V Valve Bodies: 4.3 Cv

Humidity

  • 0 to 95 % Relative Humidity, Non-Condensing

Inductance

  • 40 µH

Input

  • ESD Input: 1,000 mA - Max.
  • Loop: 2-Wire 4-20 mA

Input Signal

  • 0 to 24 V Analog
  • ESD Signal: 5-30 Vdc

Isolation

  • ESD Input, ESD / PST / SOV & Discrete Output: 1,500 Vrms

Length

  • Linear: 0.5 to 36” (15 to 914 mm)
  • Magnetic Position Sensor: 0 to 50 feet (0 to 15 metres)

Mounting

  • Remote Mounting

NPT Connection

  • 1/4” NPT Female

Operating Temperature

  • -40° to 85° C (-40° to 185° F)

Operating Voltages

  • Discrete Output: 350 Vac/dc, Max.
  • ESD Input, ESD / PST / SOV Output: 5-30 Vdc
  • Loop Input: 35 Vdc, Max.
  • Loop Input: 9 Vdc Min.

Output

  • 0 to 24 V Digital
  • Discrete Output: 120 mA - Max.
  • Discrete Output: 60 mA - Max.
  • ESD / PST / SOV Output: 0-400 Vac/dc
  • ESD / PST / SOV Output: 1,000 mA - Max.
  • ESD / PST / SOV Output: 500 mA - Max.
  • Loop: 9-35 Vdc

Override

  • External Pilot
  • Locking
  • Momentary

Power

  • 0.75 W

Resolution

  • Magnetic Position Sensor: 0.2 % of Full Scale
  • Pressure Sensor - psi: 1 (kPa: 6.895, bar: 0.0689)

Reverse Polarity Protection

  • ESD Input, ESD / PST / SOV Output: Polarity Insensitive

Rotation

  • 30° to 90°

Shock

  • 18 G, 3 Axis, 100 Bumps Each Axis

Solenoid Type

  • 3-Way
  • 4-Way

Storage Temperature

  • -60° to 85° C (-76° to 185° F)

Temperature Effect

  • Magnetic Position Sensor: ± 0.4 %/10° F/°C
  • Pressure Sensor: ± 1 psi/100° C

Temperature Range

  • LCD Readable Temperature: -20° to 70° C (-4° to 158° F)

Vibration

  • 2 G at 10 to 1,000 Hz

Vibration Effect

  • Magnetic Position Sensor: IEC 61514-2

Voltage

  • 30 V

Documentation

Data Sheets

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