Types NAMUR 6519/ 6519 HazEx™ – Direct Mounting NAMUR Pneumatic Pilot Valve

Ordering Chart
Type Connections Approvals Item no.
mechanical / electrical 24/DC 120/60
Standard NPT1/4" Nickel-plated / 2508 plug UR 132 727 420 844
Standard NPT1/4" Nickel-plated / 2509 conduit plug UL 433 788 433 790
HazEx™ NPT1/4" Stainless / conduit with 18" flying leads FM, CSA Class I, Div 1 433 665 433 667
EEx i NPT1/4" Stainless / 2508 plug (blue) FM 166 252

The 6519 incorporates a standard NAMUR flange to facilitate an extremely simple direct mounting onto process actuators. Burkert's tried and true diaphragm seating design guarantees reliable switching of the valve, even after long shutdown periods. Manufactured from high quality engineered plastics this series can be operated as either a 5/2 or 3/2-way valve in chemically aggressive process conditions.
Technical Data
Pressure range 28 -115 PSI
Temperature media -13 °F ... +140 °F
Ambient temperature +140 °F, Max.
Manual override Yes
Body material Polyamide
Connections NPT 1/4" (nickel plated brass) x NAMUR
Nickel plated brass or Stainless steel
Orifice 6mm
Cv 0.9
Seal material PB (NBR and PUR)
Coil material Polyamide
Power consumption 2 W (for AC and DC)
Protection class NEMA 4 (IP65) (standard)
Electrical connection See table above
Accreditations FM, UL Listed, UL Recognized, FM Class 1, Div 1 or Div 2, CSA, CE , ATEX, IEC per chart below
CE mark CSA mark for Canada UL listed mark for US FM APPROVED markUL Recognized Component Mark
Options
  • Without manual override
  • Intrinsically safe range (1 option shown in table as example)
Envelope Dimensions [inch] (see datasheet for details)
Types NAMUR 6519/ 6519 HazEx™ Envelope Dimensions
Size A B C
1/8" 1.26 1.38 2.89
1/4" 1.81 1.38 3.12

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