The R Series is a heavy-duty rack and pinion style rotary actuator that is designed to excel in the most rigid applications. R系列是重型齒輪齒條式旋轉器，旨在擅長zui嚴格的應用程序。 The R Series includes a high torque-to-size ratio as well as accurate positioning. R系列包括一個高扭矩的大小比例，以及精確的定位。

Standard Specifications: 標準規格：

• Meets NFPA specifications會見美國消防協會規范
• Bore sizes from 1-1/2" through 6" （ 8" through 14" are Large Bore A Series）孔尺寸從1-1/2“到6”（8“到14”的大口徑A系列）
• Piston rod diameters from 5/8" to 1-3/4" （1-3/8" through 2-1/2" for Large Bore A Series）從5活塞桿直徑/ 8“1-3/4”（1-3/8通過2-1/2“，”大口徑的A系列）
• Nominal pressure rating is 250 psi air額定壓力等級為250防擴散空氣
• Standard temperature -10°F to 165° F（-23° C to 74° C）標準溫度-10 ° F至165華氏度（-23 ° C至74℃）
• NPTF ports NPTF港口
• Flexible port and cushion location靈活的端口和緩沖的位置
• Multitude of mounting options眾多的安裝選項

Features: 特點：

• The file hard （60 RC） high strength aluminum alloy tube provides a smooth corrosion free sealing surface and excellent abrasion resistance 文件的硬（60局）高強度鋁合金管提供了一個平穩無腐蝕密封面和良好的耐磨性
• Head and cap are machined from （6061-T6） solid aluminum bar and anodized for corrosion resistance. 頭帽的加工和從（6061 -擴建）固體鋁棒和耐腐蝕的陽極。 A recess at the piston mating surface allows the air to work on a larger effective piston area for faster breakaway 阿交配的活塞表面的休息讓空氣在更大的有效活塞方面的工作更快速分離
• The longer cast iron rod bushing provides maximum load bearing support. 鑄鐵的時間越長連桿襯套提供zui大承重的支持。 The graphite-filled material offers the best bearing surface with hard chrome plated piston rod. 石墨填充材料提供了硬鍍鉻活塞桿的軸承表面。
• The carboxilated nitrile with Teflon compound is used in the rod seal. 與聚四氟乙烯復合carboxilated腈是用于桿密封。 The rounded lip design insures proper sealing and long life for no lube added service. 圓形唇密封設計 ， 確保了適當的和長期的生活無潤滑油增值服務。
• Rod wiper construction is a highly durable polyurethane. 羅德雨刮器建設是一個高度耐用的聚氨酯。
• High strength steel （100,000 psi minimum yield） piston rod has a ground, polished and hard chrome plated surface providing maximum life of bushing and seals. 高強度鋼（100,000防擴散的zui低收益率）活塞桿有一個理由，拋光和表面鍍硬鉻套管提供zui大的生活和海豹。
• The bushing retainer allows cartridge removal without disassembly. 軸承保持器的濾芯可以去除不解體。
• Tie rods are 100,000 psi minimum yield steel for maximum holding power. 拉桿十萬防擴散zui大掌權zui低產量鋼。 Tie rod threads are rolled for strength and engagement. 拉桿線程推出的力量和參與。
• The extra wide wear band is located at the furthest point from the rod bushing to support maximum loading. 穿的超寬頻段位于從套管支持zui大負荷桿zui遠點。
• The solid aluminum alloy piston is strong and lightweight. 堅實的鋁合金活塞強 ， 重量輕。
• The floating cushion design gives the fastest stroke reversal possible by providing instantaneous full flow to piston. 浮動緩沖設計提供了zui快的行程 ， 提供瞬時全部流向活塞逆轉的可能。 Each cushion has a flush, retained adjustment needle. 每個墊有一個刷新，保留調整針。
• The tube seals are compression type and reusable. 管密封壓縮類型和可重復使用。
• Improved port design allows increased flow rate.改進港口的設計允許增加流量。