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77 Series Double Valve YD7786A4421Y

  • Self-contained dynamic monitoring system requires no additional valve monitoring controls
  • Automatic reset upon de-actuation
  • Dual stainless steel spools construction
  • Status indication switch (ready-to-run) to inform machine controller of valve condition
  • The Pressure switch provides a signal when valve is in a faulted position
  • SISTEMA Library available for download

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Need Help? No Problem!

Customer Service

1-800-GET-ROSS

Technical Service
1-888-TEK-ROSS


Product Information

Series 77
Inlet Size 1/2
Exhaust Size Built in Silencer
Solenoid Connection Type EN 175301-803 Form A
Status Indicator Connection Type EN 175301-803 Form A
Construction Double Spool and Sleeve
Mounting Base Mount
Ambient Temperature Range 40 to 122 F (4 to 50 C)
Media Temperature Range 40 to 175 F (4 to 80 C)
Flow Media Filtered Air
Operating Pressure Max 100 psi (7 bar)
Valve Body Material Cast Aluminum
Poppet Material Stainless Steel
Seal Material Buna-N; Fluorocarbon
Safety Category Category 4
PL Rating PL e
Safety Integrity Level SIL 3
DGUV Certification Yes
CE Certification Yes
EAC Declaration Yes
CSA/UL Certification Yes
Actuation Pneumatic
Voltage 230/240 VAC
Status Indicator Included
Thread Type G
Outlet Size 1/2
Base Size 4
Cv (1-2) 3.2
Cv (1-4) 3.4
Cv (2-3) 2.7
Cv (4-5) 7.2
Width 4.11 in (104.4 mm)
Height 11.92 in (302.9 mm)
Length 6.86 in (74.2 mm)
Weight 11.6 lb (5.3 kg)