Americas +

SV27 Series Pilot Operated Redundant Check Valves SV27DC555508CSAA2A

Actual product may differ from above image. Product details should be verified before purchase.
  • Dirt tolerant, wear compensating for quick response and high flow capacity
  • Poppet construction for near zero leakage & dirt tolerance
  • Senses internal position & state
  • Electrical feedback via DPST switch (Double-Pole Single-Throw)
  • Directly operated safety-rated force-guided positive-break status switch (DPST)
  • A diagnostic coverage (DC) of up to 90% can be obtained by monitoring the safety switch status
  • SISTEMA Library available for download

Need Help? No Problem!

Customer Service

1-800-GET-ROSS

Technical Service
1-888-TEK-ROSS

Need Help? No Problem!

Customer Service

1-800-GET-ROSS

Technical Service
1-888-TEK-ROSS


Product Information

Series SV27
Construction Poppet
Body Size 3/4"
Ports 1-2 Flow 5.6 Cv (5510 Nl/min)
Length 8.3 in (211 mm)
Width 3.3 in (84 mm)
Height 13.2 in (335 mm)
Weight 10 lb (4.5 kg)
Valve Function 2/2 Redundant Pneumatic PO Check
Actuation Electrical
Pressure Release Type DPST Switch
Port 1 Size 3/4"
Port 2 Size 3/4"
Thread Type G
Voltage 230/240 VAC
Power Consumption 87 VA inrush, 30 VA holding
Electrical Connection CNOMO
Mounting Inline
Ambient Temperature Range 40 to 120 F (4 to 50 C)
Media Temperature Range 40 to 175 F (4 to 80 C)
Flow Media Filtered Air
Operating Pressure 40 to 150 psig (2 to 10 bar)
Valve Body Material Cast Aluminum
Poppet Material Acetal and Stainless Steel
Seal Material Buna-N; Fluorocarbon
Safety Category Category 3
PL Rating PL d
DGUV Certification Yes
CE Certification Yes
EAC Declaration Yes
CSA/UL Certification Yes