Product DescriptionBE9001 / BE9002 intelligent electric valve and pneumatic actuator supporting the use of 2-wire 4-20mA.DC by receiving input current signals from the control system to obtain a valve position control setpoint by A / D conversion,Website: , and obtained by the actual position sensor the valve position signal, by controlling both the calculation software processing to control the intake and exhaust pneumatic actuator, drive the valve reaches the set point.Technical Parameters(1)Basic error: ±1%（Single acting）  ±2%（Double-acting）(2)Backlash：1%（Single acting） 2%（Double-acting）(3)Dead zone: 0.4%（Single acting） 0.8%（Double-acting）(4)Rated travel:0~(10~100)mm (5)Minimum operating current:3.8mA.DC(6)Voltage:9~36V.DC(7)Maximum power supply:0.2W(8)Air pressure:0.14~0.7MPa(9)Input signal:4~20mA.DC(conventional) Wire system(10)Output pressure:0.02-0.5MPa(11)Air consumption: Single-acting actuators 5L/min(0.14MPa)                             Double acting actuators 11L/min(0.7Mpa)(12)Output characteristics: Linear(13)Ambient temperature: -20℃~+60℃(14)Relative humidity: 5%~100%(15)Explosion-proof type：Flameproof（Exd II CT6 Gb）(16)Input resistance: 4~20Ma.DC/500Ω(20mA)(17)Air connection: ZGI/4(conventional)、NPTI/4(18)Power Interface:NPTI/2(conventional)、G1/2(19)Overall material: Aluminum spraying treatment(20)Dimensions: Explosion-proof(266x145x110mm)                       Normal type(218x162x106mm)(21)Weight: Explosion-proof(3.3kg)                    Normal type(2.3kg)