Three way and two way control valve (model FIG 680/FIG680FV)

Fig680 / Fig680FV instrument automation control system of execution unit, with AC220V, 12 v / 24 v power voltage as the power, to accept or adjust the instrument from DCS, PLC systems, such as operator input (4-10 ma, 20 ma, 0 or 1-5 VDC), current signal and voltage signal to control the operation. All electronic electric actuators, adopting the structure, mechanical and electrical integration has machine servo operation and opening position feedback signal, position indicator, the function such as manual operation, powerful function, reliable performance, simple connection, high controlling accuracy, with straight travel and output thrust change valve opening displacement, fluid parameters accurately adjust to control. Designed for frequent switch, control requirement of working conditions and design, has a beautiful appearance, seal tightly don't leak, long service life, etc. In power plants, steel mills, chemical industry, pharmacy, beer, beverage, paper making, printing and dyeing and other industries widely used. Products comply with GB/T4213-2008, DIN and ANSI standards.

   Main technical parameters

Bore:DN15~DN500mm

Nominal pressure: PN16~PN420,5K~63K,150LB~2500LB

Applicable temperature:-196°C~+650°C

Applicable medium:gas,water,oil,steam etc.

Connection:flange,SW.

Bonnet type: Normal type ,High temperature type, Bellows type , Low temperature type

Stuffing:PTFE,Flexible graphite

Seat:PTFE

Body material:WCB,WC6,WC9,CF8,CF8M,CF3M etc.

Flow features :quick fit,equal percentage,straight line

Actuator:Single spring diaphragm cylinder,multi-spring diaphragm cylinder,piston type/Double-acting cylinder,electric,hydraulic.