6516 BURKERT | Alldatasheet
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Pilot-Operated Solenoid Valve for Process Actuation 6516 6517 EExi
24 V/DC
≥ Umin ≥ Imin BARRIER Safe Area Hazardous Area II2G EEx ia IIC T6 approved PTB 01 ATEX 2175 FM IS / I, II, III /1/ ABCDEFG approved High flow rates Long service life 6516/6517 EExi 3/2- or 5/2-Way, PN 2 – 8 bar www.buerkert-contromatic.com The 6516/6517 EExi valves are used for process actuation in hazardous areas. Thanks to the intrinsically safe design and the possibility of block mounting, the valves can be used in a wide variety of demanding applications. Process Specification Nominal voltage 24 V/DC (for further information also consult our data sheet „Recommended Barriers“) Duty cycle 100% continuously rated Protection class IP 65 with cable plug Materials Body PA Threaded port material Brass or stainless steel Seal PB (NBR and PUR) Fluids Lubricated or unlubricated compressed air, instrument air and nitrogen Ambient temperatures Block assembly -10 up to +50 °C (T6) -10 up to +55 °C (T5) Single mounting -10 up to +55 °C (T6) Mounting position Any, preferably solenoid system upright Page 1 / 2 Applications: Target markets
- Chemical industry
- Pharmaceutical processing equipment
- Industrial waste water treatment
- Oil and gas industry
Pilot-Operated Solenoid Valve for Process Actuation 6516 6517 EExi ø 5.5 87 + (n x 33) n x 33 59 + (n x 33) 115 108 157 100 199 Type 6517 EExi 193.7 103 50 G1/4 15.5 51.3 ø 4.3 157 30 39.5 36 ø 4.3 187 15.5 ø 4.3 13.5 25.5 G1/4 119.3 25.5 ø 4.3 149.5 Technical Data Circuit Function C 3/2-way valve, servo-assisted, in de-energized position, port 2 pressure relieved D 3/2-way valve, servo-assisted, in de-energized position, port 2 pressurized H 5/2-way valve, servo-assisted, in de-energized position, pressure port 1 connected to port 2, port 4 exhausted Page 2 / 2 1 3 1210 Flow rate: Q Nn-value air [l/min] Measured at +20 °C, 6 bar pressure at valve inlet and 1 bar pressure difference Type
6516 EExi
6517 EExi
[mm] 8.0 8.0 8.0 Pressure range [bar] 2 – 8 2 – 8 2 – 8 Response times opening [ms] Weight [g] 200 200 250 Q Nn-Value (air) [l/min] 1300 1300 1300 closing [ms] 120 120 200 Circuit function C (3/2-way) D (3/2-way) H (5/2-way) Pressure ranges [bar] Measured as overpressure to the atmospheric pressure Response times [ms] Measured at valve outlet at 6 bar and +20 °C Opening Pressure rise from 0 to 90% Closing Pressure drop from 100 to 10% Specifications - Ordering Chart (Other Versions on Request) All valves in EEx ia IIC T6 versions with manual override, G 1/4 threads Type [mm] 8.0 8.0 8.0 8.0 Supply port material Brass, nickel-plated Brass, nickel-plated Brass, nickel-plated Brass, nickel-plated Pressure range [bar] 2 – 8 2 – 8 2 – 8 2 – 8 Item-No. 140 500 L 140 502 A 140 315 B 140 505 B Q Nn-Value (air) [l/min] 1300 1300 1300 1300 Circuit function C (3/2-way) D (3/2-way) H (5/2-way) H impulse Dimensions [mm] Type 6516 EExi Type 6517 EExi impulse Block mounting 1 3 1012 51 3 1014 In case of special requirements please consult for advice. We reserve the right to make technical changes without notice. 0603/1_EU-en_00891759