瑞士HUBA506.931A06101W，506.940A08121W-1-60BAR，506.931A06101W0-200PSI/OUT1-6V，506.932A03131W  -1-24BAR，瑞士HUBA506.931A01101.9500002 ,520.954S033401,520.941S033401W,520.930S043401,540.954S300401,520.955S031801,520.954S081801,210.910241K，692.918007141，692.919007101，692.931007001，水压差开关630.930117 HUBA，[GKY]空气压差开关,604.9110030,HUBA,量程：50~500par,精度：±5pa，]压力传感器,520.930S13L301,Huba,量程：0-10bar,精度：≤±0.8%FS，压差开关;630.95.0.0.0.5;HUBA;量程1~3bar,精度0.4mbar,压力接头G1／8,压力介质流体和气体，水压差开关支架100997 HUBA，630.950005，压力开关625.6532，625.9330R100，625.9132，625.9732，625.6640瑞士HUBA压差开关604.9110030

TAC施耐德SPD900 压差开关 提供施耐德TAC自控产品 传感器TS-6721-850,TS-6821,TS-5711850,TS-6721-853,TS-5751-850,,SHR100,SHD100,SHO100 压差开关SPD900,二氧化碳传感器SCR100,SCD100一氧化碳传感器VER,防冻开关TC-5231,风门执行器692.931007001