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2 67 I/P & E/P CONVERTERS For further information www.imi-precision.com Electrical parameters Technical data - standard models Medium: Oil free, dry air, filtered to 5 µm Output pressure: 0.2 ... 1 bar (2.9 ... 14.5 psi) 3 ... 15 psi Supply pressure: At least 0.7 bar (10 psi) above maximum required output pressure. max 5 bar (72.5 psi) Flow capacity: > 300Nl/min forward & relief flow Air consumption: up to 1 bar (15 psi): 2.8 Nl/min Response Time: < 0.35 seconds for 10 .... 90% or 90 ...10% of output pressure into a 10cc load (1 bar (14.5psi) range instruments) Temperature sensitivity: < 0.1% of span/°C between -40 ... +85°C (-40 ... +185°F) Supply sensitivity: < 0.075% span output change per % supply pressure change Operating temperature: -40 ... +85°C (-40 ... +185°F) Air supply must be dry enough to avoid ice formation at temperatures below +2°C (+35°F). I.P. Rating: IP65 in normal operation Materials: Body: Passivated zinc die-casting. epoxy painted Cover: Glass reinforced PA Diaphragms: NBR Technical features 100X Series Proportional pressure control valves (I/P) 1/4 NPT Reliable, rugged, open loop control Symbol Model Port Output pressure Input Signal ATEX intrinsically safe 400100R 1/4 NPT 3 ... 15 psi 4 ... 20 mA 402100R 1/4 NPT 0.2 ... 1 bar 4 ... 20 mA 490100R 1/4 NPT 3 ... 15 psi 4 ... 20 mA x 492100R 1/4 NPT 0.2 ... 1 bar 4 ... 20 mA x Input Signal 1 ... 4 bar: 2 wire 4 ... 20 mA Failure Mode Output pressure falls to zero signal state when electrical supply fails Connections 30 mm square connector provided (DIN 43650, form A) mountable in four orientations Certification Certification Typ 100X Intrinsically Safe SIRA (CENELEC ATEX approved) to EN60079 Sira 02ATEX2002X Ex ia IIC T4 Ga (Ta = -40° to +80 °C) Ui = 28 V, Ii = 59 mA, Pi = 0.633 W Ci = 0 Li = 10 mH II 1G For other port sizes or options please contact your sales representatives