提示：模板中文字及图片均可修改，添加更多的图片和文字描述有助于增加产品对买家的吸引力。本提示待产品发布后会自动消失，无需手动删除。德国Beck品牌901.21111M4真空压力开关真空集便器定制压力开关产品介绍产品描述生产厂家：德国Beck公司产品名称：真空压力开关产品型号：901.21111M4采购号：16645-0061产品类型：机械式压力开关产品效果图黄铜连接材料的BECK真空压力开关，塑料连接材料的beck压力开关产品特色经典应用-动车真空系统真空度监测正常状态下，动车组真空集便器的真空系统的真空发生器会持续抽真空，车上的真空收集系统工作是会破掉真空，这样真空系统内的真空会保持在一定值内。但是在真空收集系统发生故障的时候，产生的真空会越来越大，以致会危害系统的安全，此时beck的901真空压力开关就起到了警报作用，当真空度上升到真空开关设定值的时候，901.21真空开关会发出报警信号，真空发生器停止工作；单真空度下降到一定值的时候，901.21负压开关报警信号消失，真空发生器正常工作。推荐型号-901.21企业介绍企业简介：德国BeckGmbH公司是德国一家有着40年历史的***从事压力控制器产品研发、生产的厂家，主要产品有Type901压力开关，Type930.8X微差压开关，984和985微差压变送器。beck品牌产品广泛应用于动车高铁列组真空集便器等真空系统真空度真空压力监测控制；楼宇自动化、通风设备管道、工业冷却气体管道的压力监测系统等，受到了广大用户的一致称赞。常用型号ArticlecodeVacuumtestdevice901.7X11192PrescalVacuumtestdevice901.21111M4EvacVacuumtestdevice901.20111B2SPDTVacuumpressuretestdevice901.78122L4PrescalVacuumpressuretestdevice901.78111S4PrescalVacuumpressuretestdevice901.78111M4PrescalVacuumpressuretestdevice901.78111L4PrescalVacuumpressuretestdevice901.76111L4PrescalVacuumpressuretestdevice901.73111M4PrescalVacuumpressuretestdevice901.73111L4PrescalVacuumpressuretestdevice901.51117V4Vacuumpressuretestdevice901.21221M4Vacuumpressuretestdevice901.21121M6EX+6372Vacuumpressuretestdevice901.21121M4evacVacuumpressuretestdevice901.21121M4Vacuumpressuretestdevice901.21111M6EX+6372Vacuumpressuretestdevice901.21111M4SPDTVacuumPressureTestDevice901.21111M4Vacuumpressuretestdevice901.21111M2EvacVacuumpressuretestdevice901.21111L4SPDTVacuumpressuretestdevice901.21111L4Vacuumpressuretestdevice901.20111D4Unterdruckwächter901.74111N4PrescalUnterdruckwächter901.73111N4PrescalUnderpressureswitch901.21121M116645-0037evac20-31444Underpressureswitch901.21121M1Setof3screwterminalsinbagSet24016-0015and6333ScrewKB35x16WN1411protectioncover,2-part,IP65,black,connectionprotectioncap,rubber,IP54,black,for"Prescal"protectioncap,rubber,IP54,black,protectioncap,2-part,IP65,black,M16x1.5onsideprotectioncap,2-part,IP54,black,M16x1.5onsideProtectioncapIP10blue,topboreProtectioncapIP44blackPressuretestdevice901.91111S4PrescalPressuretestdevice901.91111R4PrescalPressuretestdevice901.91111Q4PrescalPressuretestdevice901.91111M4PrescalPressuretestdevice901.77124L1PrescalPressuretestdevice901.77111D4PrescalPressuretestdevice901.76111S4PrescalPressuretestdevice901.75114L1PrescalPressuretestdevice901.73112M4PrescalPressuretestdevice901.68111L4PrescalPressuretestdevice901.67111L4PrescalPressuretestdevice901.66111L4PrescalPressuretestdevice901.65124H4PrescalPressuretestdevice901.65111S4PrescalPressuretestdevice901.65111R4PrescalPressuretestdevice901.65111L4PrescalPressuretestdevice901.64111M4PrescalPressuretestdevice901.64111L4PrescalPressuretestdevice901.62111M4PrescalPressuretestdevice901.62111L4PrescalPressuretestdevice901.62111B4PrescalPressuretestdevice901.61124W4PrescalPressuretestdevice901.61111Q4PrescalPressuretestdevice901.61111M4PrescalPressuretestdevice901.61111L4PrescalPressuretestdevice901.61111E4PrescalPressuretestdevice901.61111B4PrescalPressuretestdevice901.51117L1Pressuretestdevice901.51111M4pressuretestdevice901.51111L4SPDTPressuretestdevice901.51111L4Pressuretestdevice901.41124R2SPDTPressuretestdevice901.41111R4Pressuretestdevice901.41111L4Pressuretestdevice901.40114L2SPDTPressuretestdevice901.21121M4Pressuretestdevice901.21121M1Pressuretestdevice901.21121L4（-51/-39.2kpa）Pressuretestdevice901.21114L2Pressuretestdevice901.21111S4Pressuretestdevice901.21111R4Pressuretestdevice901.21111O4Pressuretestdevice901.21111M4Pressuretestdevice901.21111L4（-51/-39.2kpa）Pressuretestdevice901.21111L4Pressuretestdevice901.11213L4SPDTPressuretestdevice901.11122V1Pressuretestdevice901.11121M4EvacPressuretestdevice901.11121M4Pressuretestdevice901.11121L4SPDTPressuretestdevice901.11111M4SPDTPressuretestdevice901.11111L4SPDTPressuretestdevice901.11111L4Pressuretestdevice901.10121G3Pressuretestdevice901.10214G4Pressuretestdevice901.10211J4Pressuretestdevice901.10211B4SPDTPressuretestdevice901.10123B4SPDTPressuretestdevice901.10121D4SPDTPressuretestdevice901.10121D4Pressuretestdevice901.10114B4Pressuretestdevice901.10114B1SPDTPressuretestdevice901.10112F4Pressuretestdevice901.10112D4SPDTPressuretestdevice901.10111x4Pressuretestdevice901.10111H4Pressuretestdevice901.10111E4SPDTPressuretestdevice901.10111B4SPDTPressuretestdevice901.10111B1SPDTPressuretestdevice15499-0002incl.protectioncap+cablePressuretestdevice901.91111L4Pressureswitch901.77111L4PrescalPressureswitch901.76111M4PrescalPressureswitch901.74114L1PrescalPressureSwitch901.51114L2SPDTPressureSwitch901.11111L4Pressureswitch901.10111D4PressureSwitch901.10114F4Overpressureswitch901.10121D4O-ringsealsKlemmfederK790506001K23736K210711001K210602001K210447001K210110001EVAC5437598EVA***0-21620，EVAC21620EVAC-39000"34.0EVAC39000EVAC31543？20190605EVAC31543evac31543EVAC21620PMAX4BAR882-D-B134111956EVAC20-31444EVAC39000882-D-BEVAC21620EVAC2031444-1..+4bar882-D-B13322978EVAC2031444-1..+4barDruckwächter901.20111B2Druckwächter901.10111E2WEDruckwächter901.10111B2Druckwächter901.10111A4Differenzdruckwächter930.87ClimairDifferenzdruckwächter930.86ClimairDifferenzdruckwächter930.85ClimairDifferenzdruckwächter930.83ClimairDifferenzdruckwächter930.82ClimairDifferenzdruckwächter930.81ClimairDifferenzdruckwächter930.80ClimairDifferenzdruck-Messumformer986.323704Differenz-Druckmessumformer985M.353254DifferentialPressureTran***itter985M.373704DifferentialPressureTran***itter985M.353D04DifferentialPressureTran***itter985M.353204DifferentialPressureTran***itter985M.343704DifferentialPressureTran***itter985M.333304DifferentialPressureTran***itter985M.323714DifferentialPressureTran***itter984M.5x3104bDifferentialPressureTran***itter984M.593204bDifferentialPressureTran***itter984M.573D14bDifferentialPressureTran***itter984M.573704b4DifferentialPressureTran***itter984M.573314bDifferentialPressureTran***itter984M.573204bDifferentialPressureTran***itter984M.573114bDifferentialPressureTran***itter984M.573104bDifferentialPressureTran***itter984M.553D14bDifferentialPressureTran***itter984M.553704bDifferentialPressureTran***itter984M.553304bDifferentialPressureTran***itter984M.553204bDifferentialPressureTran***itter984M.553104bDifferentialPressureTran***itter984M.543D14bDifferentialPressureTran***itter984M.543714bDifferentialPressureTran***itter984M.543704bDifferentialPressureTran***itter984M.543304bDifferentialPressureTran***itter984M.543204bDifferentialPressureTran***itter984M.543104bDifferentialPressureTran***itter984M.533D04bDifferentialPressureTran***itter984M.533114bDifferentialPressureTran***itter984M.523D14b4DifferentialPressureTran***itter984M.523314bDifferentialPressureTran***itter984M.523204bDifferentialPressureTran***itter984M.523104bDifferentialPressureTran***itter984M.373114bDifferentialPressureTran***itter984M.343304bDifferentialPressureTran***itter984A.533704bDifferentialPressureTran***itter984A.513D04bDifferentialPressureTran***itter984A.303D14bDifferentialPressureTran***itterDMU982R.6x3806Differentialpressuretestdevice930.87222511ClimairDifferentialpressuretestdevice930.8722Climair)