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- 2-WAY MOTORIZED CONTROL VALVE, MOD. MV5211, DN20, PN16 VALVE BODY MADE OF CAST IRON EN-GJL-250 (JL-1040) STANDARD DIN FLANGE, TEFLON/CARBON PACKING KVS 6, SEAT 20 MM, VALVE STROKE 25 MM, PARABOLIC VALVE WITH EQUAL BRANCHES POWDER-GALVANIZED SURFACE MAXIMUM ALLOWABLE PRESSURE ACCORDING TO EN 1092 MAXIMUM ALLOWABLE TEMPERATURE 250 °C - ELECTRIC ACTUATOR REACT 30E-028 (FORMERLY ST 5112-32), POWER SUPPLY 230 V AC 50/60 HZ, ACTUATION SPEED 0.28 MM/S, MAXIMUM STROKE 40 MM FORCE 3.0 KN, PROTECTION CLASS IP65, HANDWHEEL FOR MANUAL OPERATION, 2 LIMIT SWITCHES (OFF) 1 KOHM POTENTIOMETER - CONTROL CARD WITH POSITION FEEDBACK TYPE RETRANS4W (4 WIRES) (E.G. MU4522) OUTPUT 4...20 MA, 4 MA = VALVE CLOSED, THREE-WAY MIXING VALVE CLOSED ON B-AB, 20 MA = VALVE OPEN, THREE-WAY MIXING VALVE CLOSED ON A-AB, AT 0% OF STEM EXTENDED INPUT (NC B-AB)-(DIV: NC AB-A)