safety valve0 pages
i NORGREN
nnnnXSz8...XSz 50
nnnn3/2 way fail-safe safety valve, solenoid actuated
nnnnFor mechanical presses and other safety applications
nnnnG MU ... G2, MU ... 2 NPT
nnnnInherently fail-safe without residual pressure
nnnnDynamic self monitoring
nnnnDouble valve control system
nnnnFor use with pneumatic clutch and brake
nnnnsystems and other 3-way safety functions
nnnnPoppet design with feedback signal ports
nnnnFast exhaust capability
nnnnConforms to DIN EN ISO 13849-1
nnnn(performance level e, category IV), BG,
nnnnOSHA, CSA and other approvals
nnnnImproves safety and reduces downtime
nnnnQuick and easy adjustment of 'overlap'
nnnnon mechanical presses
nnnnNo additional electrical monitoring required
nnnnNorgren-Herion XSz safety valves are also
nnnnavailable as 5/2 way valves
nnnnAlso available pneumatically operated (DN10)
nnnn3(R)<
nnnnTechnical features
nnnnMedium:
nnnnCompressed air, filtered
nnnn.ubncated or non-lubncatec
nnnnShell Hydrol DO 32, Esso
nnnn-ebis K32 (as of July 1 992:
nnnnor comparable oil with DV
nnnnvalues < 8 (DIN 53521) anc
nnnnSO viscosity class 32-46
nnnn(DIN 51519), Filtrtion 25 - 50 mm
nnnnOperating Pressure:
nnnn2 to 10 bar
nnnnror more details please see
nnnntable overleaf.
nnnnTemperature range:
nnnn-10 to +60°C
nnnnAirsupply must be dryenough
nnnnto avoid ice formation at
nnnntemperatures below +2°C
nnnnMounting position:
nnnnDreferably vertically
nnnnAdditional equipment:
nnnnSoft clutch module
nnnn- documentation no 5.14.320
nnnnSoft brake module
nnnn- documentation no 5.14.350
nnnnSafety silencer
nnnn- documentation no
nnnn5.U.525 and 5.U.55C
nnnn=a i lu re indication elements
nnnn- documentation no 5.14.420
nnnnNozzle for overlap adjustment
nnnn.exclusively XSz 32 and 50.
nnnn- documentation no 5.14.420
nnnnMaterials:
nnnn3ody: aluminium
nnnnSeals: polyurethane (AU), NBR
nnnn3/11
nnnnOur policy is one of continued research and development. We therefore reserve the right to amend,
nnnnwithout notice, the specifications given in this document.
nnnnN/en 5.U.100.01
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