ZAZN through two-seater electric control valve Product Overview: ZAZN series through two-seater electric control valve by DDZ series straight trip through two-seater electric actuators and control valves of two parts, with single-phase 220V power supply for the power to accept 0 ~ 10mA or 4 ~ 20mA DC signal, automatically control the valve opening, to the fluid pressure within the pipeline, flow, level and other parameters to be adjusted continuously. The product has a sensitive, convenient access to energy, rapid signal transmission characteristics. Widely used in electric power, metallurgy, chemical, textile and other industrial automation control systems. Product Type: ZAZN-16 type ZAZN-40 type ZAZN-64 type ZAZN-64G-type main technical parameters: Nominal diameter Dn (mm) 253,240,506,580,100 125,150,200,250,300 seat diameter Dn (mm) 26 24 32, 30 40, 38 50, 48 66,64 80,78 100,98 125,123 150,148 200,197 252,248 303,297 rated flow coefficient Kv 10 16 25 40 63 100 160 250 400 630 1000 1600 linear flow characteristics, such as the percentage nominal pressure PN (MPa) 1.6,4.0,6.4 connection type flange connection; PN1.6 press JB79-59 standards; PN4.0,6.4 press JB79-59 standard equipped with Actuator Model DKZ- 310 DKZ-410 DKZ-410 DKZ-510 出 pumping stroke thrust 4000 6400640016000 L (mm) 16254060100 full travel time (S) 12.5 20 32 37 62 action in the form of electric open (K) used; Electric Off Formula (B) of the input signal 0 ~ 10Ma 4 ~ 20mADC Power supply 220V; 50 ~ 60Hz inherent adjustable ratio R 30:1 Key performance indicators: Project technical performance indicators basic error ℅ ≤ ± 5 Backlash ℅ ≤3 Dead ℅ ≤5 leakage 0.5℅ × valve rated capacity of rated flow coefficient error ℅ ≤ ± 10 Dimensions: Nominal diameter DN (mm) A × BL H1 H2 PN1.6 PN4.0 PN6.4 room temperature type heat sink type 25 230 × 460 185 190 200 670 820 104 32 200 210 210 673 823 107 40 220 230 235 693 843 126 50 250 255 265 698 848 131 65 275 285 295 799 959 175 80 230 × 530 300 310 320 809 969 190 100 350 355 370 821 981 202 125 410 425 440 872 1087 250 150 450 460 475 882 1097 260 200 260 × 630 550 560 570 924 1139 302 250 670 660 670 1156 1368 422 300 740 785 800 1215 1427 484