Used in air-conditioning, refrigeration, heating system, 2-way/3-way(mixing, diverting), DN20 -- DN400 Brass, Cast iron/steel , Stainless steel, valve body available. Screw/Flange connection conform to international IEC standard 500N--16000N Actuator Max pressure 1.6MPa Control signal: floating, 0 10V, 4 20mA Power supply; 24V Feedback signal: 0 10V, 4 20mA IP42/IP54 Medium: Cold/Hot water, Vapor and Glycol Easily controlled by HaiLin 8102 series thermostat Adjustment>50 Leakage: Less than 0.02%Kv