IT4031-N04

SMC IT4031-N04 Electro-Pneumatic Regulator — IT4000 series high-flow proportional air pressure regulator. Accepts a 4–20 mA current input signal and delivers a proportional pneumatic output up to 72 PSI (5.1 kgf/cm²). Features 1/2" NPT porting, conduit electrical connection, and a maximum flow rate of approximately 5000 Nℓ/min. Delivers linearity of ±1%, hysteresis of 0.5%, and repeatability of ±0.5% at full span. Operating temperature range 32–122°F (0–50°C). Supplied without mounting bracket or pressure gauge.

• Series: SMC IT4000 Electro-Pneumatic Regulator
• Input signal: 4–20 mA (2-wire current type)
• Output pressure range: 0.71–72 PSI (0.05–5.1 kgf/cm²)
• Port size: 1/2" NPT (SUP / OUT), 1/2" NPT exhaust, 1/8" NPT gauge port
• Electrical connection: Conduit
• Max flow: ~5000 Nℓ/min
• Linearity: ±1% F.S. | Hysteresis: 0.5% F.S. | Repeatability: ±0.5% F.S.
• Temperature characteristics: ±0.12%/°C F.S.
• Operating temperature: 32–122°F (0–50°C)
• Bracket: not included
• Pressure gauge: not included