Samson 3525 Mounting And Operating Instructions

EB 8823 EN 15Design and principle of operation3.2 Technical dataThe nameplates on the valve and actuatorprovide information on the control valve ver-sion. See section 2.1 and the actuator docu-mentation.More information is available in Data Sheetu T 8823.Temperature rangeThe valve version with an HNBR O-ring isdesigned for a temperature range from –50to +300 °F (–46 to +149 °C). By using anFKM O-ring the temperature range can beextended to –10 to +400 °F (–23 to+204 °C). In case of oils that cause severeswelling an FKM O-ring is to be used.Leakage classThe leakage class according to ANSI/FCI 70-2 is IV for all sealing materials of theseat/plug sealing (see pos. 12 on name-plate: ME, ST, TC).Noise emissionSAMSON is unable to make general state-ments about noise emission as it depends onthe valve version, plant facilities and processmedium. On request, SAMSON can performcalculations according to IEC 60534,Part 8-3 and Part 8-4 or VDMA 24422 (edi-tion 89).Risk of hearing loss or deafness due to loudnoise.Wear hearing protection when working nearthe valve.Dimensions and weightsTable 1 and Table 2 provide a summary ofthe dimensions and weights of the standardand compact version of Type 3525 Valve.The lengths and heights are shown in the di-mensional drawings on p. 16 (standardversion) and p. 17 (compact version).NoteWARNING!