Q941 ball for two electric cut off, adjust the occasion. Valve and actuator connections using direct connection, built-electric actuator servo system without reprovisioning servo amplifier, the input 4-20mA signal and 220VAC power to control operation. A connection is simple, compact structure, small size, light weight, resistance, stable and reliable. Actuator can be configured according to user requirements other UNIC, PSQ, HQ, DHL and other types of electronic electric actuator or GTX, AL and other gas-piston actuators. 

 Implementation of standards 
 1, the design and manufacture: GB12237-89, API608, API 6D, JPI 7S-48, BS5351, DIN3357. 
 2, flange size: JB/T74 ~ 90 (JB74 ~ 90), GB9112 ~ 9131, HGJ44 ~ 76, SH3406, ANSI B16.5, JIS B2212 ~ 2214, NF E29-211, DIN2543. 
 3, the structure length: GB12221-89, ANSI B16.10, JIS B2002, NF E29-305, DIN3202. 
 4 Verify that the primary test: JB / T 9092, API 598. 


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