Burkert Pneumatic Solenoid Valve, 6519 Extended NAMUR Ex i Temperature
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231 521

Series: 6519 Extended NAMUR Ex i Pneumatic Solenoid Valve Brand: Burkert Fluid Control Systems
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Burkert Pneumatic Solenoid Valve, 6519 Extended NAMUR Ex i Temperature
  • Model - Aluminum with Manual Override
  • Circuit Function - 3/2 WWC
  • Minimum Switching Current / Nominal Resistance / Minimum Terminal Voltage - 23 mA / 481 Ohms / 11 V

Specifications

Brand

Ambient Temperature Range

  • Aluminum: -40° to 75° C (-40° to 167° F)
  • Stainless Steel: -30° to 75° C (-22° to 167° F)

Approvals & Certifications

  • Compressed Air Quality: ISO 8573-1: 2010, Class 7.2.4
  • NAMUR
  • PTB 01-ATEX-2101 (II 2 G Ex ia IIC T6 Gb, II 2 G Ex ia IIIC T80° C Db)
  • PTB IECEx 10.0019 (II 2 G Ex ia IIC T6 Gb, II 2 G Ex ia IIIC T80° C Db)

BSP Connection

  • G 1/4" Female

Current

  • Input: 0.9 A

Electrical Connectors

  • Tag Connector According to DIN EN 175301-803 (Previously DIN 43650) Form A for Cable Plug Typical 2508

Electrical Rating

  • (29 mA at 10.4 V Min., 360 ohms) at 55° C (131° F)
  • (29 mA at 9 V Min., 310 ohms) at 20° C (68° F)
  • 23 mA at 11 V Min., 481 ohms

Enclosure, Body Material

  • Main Valve: 316Ti Stainless Steel 1.4571
  • Main Valve: Aluminum Ematal Coated
  • Pilot Valve: Stainless Steel

Environmental Protection

  • IP65

Flow Rate

  • QNn-value Air (Aluminum): 780 to 900 L/minute
  • QNn-value Air (Stainless Steel): 1,050 to 1,280 L/minute

Materials of Construction

  • Threaded Socket Material: Aluminum
  • Threaded Socket Material: Stainless Steel

Media

  • Lubricated Compressed Air
  • Neutral Medium
  • Non-Lubricated Compressed Air

Mounting Position

  • Preferably with Actuator Upright

NPT Connection

  • 1/4" NPT Female

Nut & Bolt Material

  • Cap Nut: Stainless Steel

Orifice Size

  • 0.236" (6 mm)

Output

  • 24 Vdc

Override

  • Manual Override

Power

  • Input: 1.1 W

Pressure Range

  • psi: 43.51 to 145 (kPa: 300 to 1,000, bar: 3 to 10)

Process Temperature

  • -30° to 80° C (-22° to 176° F)

Response Time

  • Closing: 14 to 74 ms
  • Opening: 12 to 18 ms

Seat / Seal Material

  • Seal (Stainless Steel): Polyurethane (PU)
  • Seal: FPM
  • Seal: NBR

Solenoid Type

  • 3/2-Way
  • 5/2-Way
  • 5/3-Way

Tolerance

  • Voltage: 10 %

Voltage

  • Input: 35 V

Documentation

Data Sheets

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