产品规格：
系列：SY3000、SY5000、SY7000、SY9000
使用流体：空气
内部先导式使用压力范围2位单电控：0.15至0.7MPa
内部先导式使用压力范围2位双电控：0.1至0.7MPa
内部先导式使用压力范围3位：0.2至0.7MPa
环境及流体温度：-10至50度（未冻结）
手动开关：螺丝刀压力锁定型
先导阀的排气方式：主阀和先导阀集中排气式
给油：不要
安装方式：自由
耐冲击/耐振动：150/30m/s2
保护构造：防尘
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