Parker Parker RE * W series of direct-acting proportional relief valve Parker Parker RE * W series of direct-acting proportional relief valve allows continuous adjustment of the minimum pressure to the rated pressure. Usually only used to regulate the flow of hydraulic equipment requires little or as an adjustment variable pump pilot valve. Electric proportional valve control using digital zoom PCD00A-400 board, and closed-loop control for pressure. MOOG Moog was founded 50 years ago, initially engaged in the design and supply of aircraft and missile components. Today, the company's motion control technology is widely used in civilian aircraft cockpit, power fans, Formula One racing, to medical infusion systems, and many other markets and applications z40w gate, effectively improve the performance of related products. The company was founded in the historical origins of the company William C Moog pneumatic valve, he was an inventor, entrepreneur, but also a visionary. In 1951, Bill Moog successful development of electro-hydraulic servo valve valve, this device can be converted to a weak electrical pulses to precise and powerful movement. July 1951, Bill Moog, Art and 卢盖耶 brothers in East Aurora, New York rent a corner obsolete Proner airport, set up a Moog valve company (MOOG Valve Company). Gate prices, Tengzhou gate wins machinery supply is provided by Jinan Mai Mai Sheng Machinery Co., Ltd. Jinan Mai Sheng Machinery Co., Ltd. (www.smkct.com) strong, credible, in Jinan, Shandong's industrial automation control systems and equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead wins Mai machinery and you work into the brilliant, for a better future!