QFY-120A,QFY-121A,QFY-600A空气过滤减压器QFY-400A
QFY-120A 气源0.25~1MPa, 输出0~0.16MPa
QFY-121A 气源0.35~1MPa, 输出0~0.25MPa电接点压力表
QFY-400A 气源0.5~1MPa, 输出0~0.4MPa
QFY-600A 气源0.7~1MPa, 输出0~0.6MPa
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