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Proportional Adjustment Stainless Steel Diaphragm Valve

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Working Principle:

The diaphragm valve is close under normal state.When the diaphragm valve have the reqirement to clean or open y pneumatic operation by pneumatic actuator,the valve stem moves upwards according to the manual or pneumatic actuator equipment,spherical diaphragms naturally nemd upwards.


Intelligent electric valve positioner is a regulator that can control the open range of valve through receiving extermal input setting signal or internal manual setting signal.It used PID arithmetic and PWM control technology to achieving control flow precisely.The advantage of intelligent eletric valve positioner are that has remote automatic control system.


Tehnical data:

Material
Stainless steel 304/316L
SealEPDM+PTFE
StandardDIN,3A,ISO,SMS
Flux domination of pipelineDN15-DN65,1"-3",φ25-φ63






12

SIZE D*K L H
DN NPS DIN  11850-1 DIN                11850-2 ISO2037/ISO1127 BS4825 3A/ASME-BPE
DN6 0.25" 8*34 8*34 6.35*25 6.35*25 72 91
DN8 0.375" 10*34 10*34 9.53*25 9.53*25 72 91
DN10 0.5" 12*34 13*24 12.7*25 12.7*25 72 91
DN15 0.75" 18*34 19*34 19.05*25 19.05*25 108 163
DN20 / 22*34 23*34 21.3*50.5 / 108 163
DN25 1.0" 28*50.5 29*50.5 25.4*50.5 25.4*50.5 127 178
DN32 1.25" 34*50.5 35*50.5 31.8*50.5 / 146 218
DN40 1.5" 40*50.5 41*50.5 38.1*50.5 38.1*50.5 160 218
DN50 2" 52*64 53*64 50.8*64 50.8*64 190 262
DN65 2.5" 70*91 70*91 63.5*77.5 63.5*77.5 216 327
DN80 3" / / 76.2*91 76.2*91 216 327
DN80max 3.5" 85*106 85*106 88.9*106 / 252 341.5
DN100 4" 104*119 104*119 101.6*119 101.6*119 350 392
/ / DN DN NPS NPS / /


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