-30°C to max. +350°C (Type 1.4571: -30°C to max. +250°C)
ATEX:
Operating material without its own potential source of ignition in accordance with Directive 2014/34/EU
*Water flow rate at +20°C, 1 bar pressure at the valve inlet, free discharge. Air flow rate [l/min] approx. 13,4 x kv x Pinput, when Poutput < Pinput/2 (Pinput and Poutput are absolute values in bar.)