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诺冠Norgren减压阀资料下载
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2018-11-14 10:01 486阅读次数
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R07-200-RNMG型诺冠Norgren减压阀规格特性:特点:管接式减压阀适用于普通气动系统溢流功能为标准配置无凸头调节旋钮具有快速锁定功能接口尺寸:G1/4英国诺冠NORGREN执行元件英国诺冠NORGREN圆筒型气缸英国诺冠NORGREN紧凑型气缸英国诺冠ISO/VDMA型材气缸英国诺冠LINTRA无杆气缸英国诺冠NORGREN皮囊气缸英国诺冠NORGREN阀英国诺冠NORGREN底板阀英国诺冠NORGREN管式连接阀与集成阀英国诺冠NORGREN安全阀英国诺冠NORGREN手动/机控阀英国诺冠NORGREN比例阀英国诺冠NORGREN压力开关英国诺冠NORGREN电子-机械式压力开关英国诺冠NORGREN电子式压力开关英国诺冠NORGREN空气处理设备英国诺冠NORGREN空气处理设备英国诺冠NORGREN过滤减压阀英国诺冠NORGREN过滤器英国诺冠NORGREN油雾器英国诺冠NORGREN减压阀英国诺冠NORGREN接头、气管及附件英国诺冠NORGREN接头英国诺冠NORGREN软管和硬管英国诺冠NORGREN功能接头和流量控制
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诺冠Norgren减压阀资料下载
- R07-200-RNMG型诺冠Norgren减压阀规格特性:特点:管接式减压阀适用于普通气动系统溢流功能为标准配置无凸头调节旋钮具有快速锁定功能接口尺寸:G1/4英国诺冠NORGREN执行元件英国诺冠NORGREN圆筒型气缸英国诺冠NORGREN紧凑型气缸英国诺冠ISO/VDMA型材气缸英国诺冠LINTRA无杆气缸英国诺冠NORGREN皮囊气缸英国诺冠NORGREN阀英国诺冠NORGREN底板阀英国诺冠NORGREN管式连接阀与集成阀英国诺冠NORGREN安全阀英国诺冠NORGREN手动/机控阀英国诺冠NORGREN比例阀英国诺冠NORGREN压力开关英国诺冠NORGREN电子-机械式压力开关英国诺冠NORGREN电子式压力开关英国诺冠NORGREN空气处理设备英国诺冠NORGREN空气处理设备英国诺冠NORGREN过滤减压阀英国诺冠NORGREN过滤器英国诺冠NORGREN油雾器英国诺冠NORGREN减压阀英国诺冠NORGREN接头、气管及附件英国诺冠NORGREN接头英国诺冠NORGREN软管和硬管英国诺冠NORGREN功能接头和流量控制[详细]
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R74G-4GK-RMN型诺冠Norgren减压阀资料下载
- R74G-4GK-RMN型诺冠Norgren减压阀特点:Excelon设计允许管接式或模块化安装平衡阀设计达到**压力控制标准的溢流型减压阀,即使系统的一端被封住也可以降低下游压力带防护罩的按压锁定式调节旋钮R74G-4GK-RMN型诺冠Norgren减压阀技术参数:介质:压缩空气接口尺寸:G1/2工作温度:-34...80°C溢流/非溢流:溢流压力表:无压力表接口:Rc1/8调节旋钮:乙缩醛树脂热塑弹性体:橡胶主体:铝阀盖:铝流量:220.0scfm[详细]
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NORGREN诺冠过滤减压阀选型资料
- NORGREN诺冠过滤减压阀选型资料我公司专做欧美品牌,所有欧美品牌直接境外欧美国家采购,本公司可以直接报关,货期可以缩短一半,价格更有优势可以为您争取更大的利润空间。如有需要请直接电话联系或直接来本公司视察:以下品牌是我公司优势品牌:一:德国HAWE德国REXROTH德国FESTO德国BURKERT德国E+H德国西门子德国STAUFF西德福德国SCHMERSAL德国NEGELE耐格德国EMG(只做SV伺服阀系列)德国STEIMEL德国赫斯曼德国MURR德国HYADC德国P+F德国TURCK图尔克德国SICK施克德国IFM博恩斯坦德国GSR德国PILZ德国MAHLE德国巴鲁夫德国冬斯德国劳易测德国Linde林德德国COAX二:意大利ATOS意大利UNIVER意大利杰弗伦英国海隆诺冠意大利万福乐法国高诺斯意大利康茂盛三:美国ASCOPARKER派克美国克力帕VICKERS威格士美国MOOG美国MAC美国纽曼帝克美国德威尔公司还有代理部分日本品牌(日本品牌直接办事处采购)如下:CKD喜开理,黑田精工,SUNX神视,TOYOOKI丰兴,NACHI不二越,DAIKIN大金,KOGANEI小金井,TACO,NOK,东京美。【我公司可以自己进口报关】NORGREN诺冠过滤减压阀选型资料是自动化配件市场在设计、生产和提供气压和机械自动化附件及控制系统的世界。应用包含了完整的自动化程序的所有生产阶段。NORGRENB74G系列减压阀具体型号如下:B72G-2AK-AE1-RMGB72G-2AK-AE1-RMNB72G-2AK-AE3-RMGB72G-2AK-AE3-RMNB72G-2AK-AL1-RFNB72G-2AK-AL1-RMNB72G-2AK-AL3-RMNB72G-2AK-QD1-RMNB72G-2AK-QD3-RMGB72G-2AK-QD3-RMNB72G-2AK-QT3-RMNB72G-2AK-QW3-RMNB72G-2AK-SD1-RMGB72G-2AK-SD1-RMNB72G-2AK-SD3-RMNB72G-2AK-ST2-RMNB72G-2AK-ST3-RMNB72G-2AS-980B72G-2BK-QT1-RMNB72G-2BK-QT3-RMNB72G-2BK-ST1-RMNB72G-2GK-AE1-RFNNORGREN诺冠过滤减压阀B68G-6AK-MR3-RLNB64G-NAK-AD1-NMNB64G-NAK-AD1-RFNB64G-NAK-AD1-RMNB64G-NAK-AD3-NMNB64G-NAK-AD3-RFNB64G-NAK-AD3-RMNB64G-NAK-QD1-NMNB64G-NAK-QD1-RFNB64G-NAK-QD1-RMNB64G-NAK-QD3-NFNB64G-NAK-QD3-RFNB64G-NAK-QD3-RMNB64G-NAK-QP3-RMGB64G-NAT-AD1-RSNB64G-NAT-AD3-RMNB64G-NAT-AD3-RSNB64G-NAT-MD1-RMNB64G-NAT-QD1-RMNB64G-NAT-QD1-RSNB64G-NAT-QD3-RMNB64G-NAT-QD3-RSNB64G-NJK-AD3-RMNB64G-NNA-AD3-RMNB64G-NNH-AD3-RFNB64G-NNH-AD3-RMNB64G-NNH-AD3-RSNB64G-NNJ-AD3-RFNB64G-NNJ-AD3-RMNB64G-NNJ-AD3-RSNB64G-NNJ-MD3-RFNB64G-NNK-AD1-NFNB64G-NNK-AD1-NMNB64G-NNK-AD1-RFNB64G-NNK-AD1-RMNB64G-NNK-AD1-RMNB64G-NNK-AD1-RMNB64G-NNK-AD2-NFNB64G-NNK-AD2-NMNB64G-NNK-AD2-RFNB64G-NNK-AD2-RMNB64G-NNK-AD2-RMNB64G-NNK-AD3-NFNB64G-NNK-AD3-NMNB64G-NNK-AD3-RFNB64G-NNK-AD3-RFNB64G-NNK-AD3-RKNB64G-NNK-AD3-RMNB64G-NNK-AD3-RMNB64G-NNK-AD3-RMNB64G-NNK-AD3-RMNB64G-NNK-AD3-RMNB64G-NNK-AD3-RMNB64G-NNK-AP1-NMNB64G-NNK-AP1-RFNB64G-NNK-AP1-RMNBNORGREN诺冠过滤减压阀选型资料[详细]
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2018-10-06 10:01
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诺冠NORGREN减压阀SXE9573-A70-00-19J
- 诺冠NORGREN减压阀SXE9573-A70-00-19J特点采用特殊涂层金属密封阀芯阀套可无故障长寿命工作ISO#1和ISO#2阀带整体式流量调节阀标准型带手动控制低功耗电磁线圈丰富的底板和附件流量:1230l/minISO尺寸:ISO#1驱动:41031标准:ISO5599-1;VDMA24345品牌:IMINorgren电压:220Vac技术参数介质:压缩空气驱动:41031启动:电控/气弹簧电压:220Vac工作压力:1...10bar工作温度:-15...80°CISO尺寸:ISO#1电气连接:22mm工业标准手动控制:锁紧装置防护等级:IP65标准:ISO5599-1;VDMA24345流量:1230l/min材料-螺母和螺钉:镀锌钢密封:橡胶;耐热密封主体:压铸铝阀芯和套管:阳极化铝,有专用涂层品牌:IMINorgren特价供应诺冠电磁阀、诺冠NORGREN气缸、诺冠开关、接头VP1201BG400Q00VP1201BG101Q00VP1202BG100Q00VP1202BG101Q00VP1202BG401Q00VP1204BG101Q00VP1204BG401Q00VP1206BG101Q00VP1206BG401Q00VP1208BG101Q00VP1208BG401Q00VPPC02BA111KE000VP1001BJ400A00VP1001PK400A00VP1001BJ100A00VP1002BJ100A00VP1002BJ400A00VP1004BJ100A00VP1004BJ400A00VP1006BJ101A00VP1008BJ101A00VP5006BJ111HXRVP5006BJ411HXRVP1006BJ401A00VP1008BJ401A00VP1002PK400A00VP5005BJ411HS1VP5006BJ411H00VP1008BK401A00VP5006SBJ111H00VP5002BJ111H00VP5002BJ411H00VP5006BJ111H00VP5006PK411HSKVP5008BJ111H00VP5008BJ411H00VP5010BJ111H00VP5010BJ411H00VPPC08BA111KE000VPPC08BA411KE000VP5110BJ411H00VP6010LJ461MB200VP6010LJ761MB200VP5110BJ111H00VP5006BX411HMKVPPC10BC111KE000VPPC10BC411KE000VP5106BJ111H00VP5106BJ111HSEVP2302BD461MB200VP2310BD761MB200VP2302BE461MB200VP2310BD461MB200VP2310BE461MB200VP2310BE761MB200VP2316BD461MB200VP2316BD761MB200VP2316BE461MB200VP2316BE761MB200VP2310BE761MB201SPI/10586SPI/10614FFB68-408PRA/882080/MIB/M3/80P68F-NGN-NNNVS2609002054031600000000000M/146125/M/3350RM/92080/M/35SPI/300098248700.0000.000009710745460202400M/146040/M/1850RA/8200/M/335SPI/8063/M-001/2050/H/550SPI/8160/42/001M/146150/M/700PRA/182100/L4/160M/146232/M/200VM1512003932558300000000000F18-C00-A3DAPRA/182100/L4/150RA/8160/M/7254031900000000000CCNA/160/250M/806/18780367150000000002323120130002400PRA/182100/L2/200QM/8160/77QM/8160D/77SPI/40386VS181000316M/1704/3PRA/182080/L4/600AA038H-CC-23NAA039H-CC/23NAA039H-CC-23N1020160.1300.00000F18-B00-A2DGF18-B00-A3DGF18-B00-M3DGF18-C00-A2DGF18-C00-A3DGF18-C00-M3DGRA/8160/JM/250VM10120326024930300201024502493030020111050082013200000000011-042-00711-042-00811-042-0098288400.9651.02400C1048H-A1C1049H-A1RA/8200/M/320240101220030000024010862003000002401550144011000C68S-I0036C68S-I0038F47-B01-A0DGM/146040/M/180024930300201024009710595460111050QA/8050/61/160RA/8160/M/700SPI/303488650500.8401.024009802765000000000PRA/182100/L4/1002492932305211050M/146063/M/1230M/146225/M/140M/60132/M/200VS2611001558325300000000000SPI/M0112RA/8160/750CA049H-CHSPI/10171M/146063/M/12191025227466011000M/20154/87M/61225/MR/100PRA/182100/L4/80RA/8080/L2/700R18-C00-NNXGSPI/30354249293230522305024930300200024508264701.8441.024009801765427011000VM10120342418167000000002008020020079711745000000000M/146140/M/1200SPC/050175/500QA/8063/61/100GC-4-F1-B-X-B-X-AA-4-A-XM/146063/M/1200M/146132/M/3070M/146140/M/1195TRA/8160/M/320RA/8200/M/300240275000000000024930300200024001122645PRA/182080/L4/500SPI/M0122F18-C00-M3DASPI/30361SPI/50401V18D487X-B183JP68F-NGL-PFN26373000000000002637400000000000SPG/09878/52024017520000000008671300.8301.02400M/146050/M/1770M/20154/610M/20154/6123/MAZ13JRA/8160/720M/146150/M/600P68F-NGL-PAAP68F-NGL-PPAPRA/182125/M/19008320400.0000.00000J0377B1-4.00X2.000RM/920/600VS1806011649801755427002400SPCH/100025/01SPI/50366TRA/8125/MG/4008570700840423049SPI/10435152065300000000024011124670110002401550130123050M/146132/3070RA/8160/M/660SPI/20011M/21/342QA/8050/61/5000821096000000000M/146040/M/1700RA/8200/M/28012-216P-04521+EQIFIL+BEDRA/8160/700SPI/30026CA049H-AAM/146063/M/EX/1000RA/8200/M/275SPI/30045R18-C00-RNXGVP2302BE461MB200VP2310BD461MB200VP2310BE461MB200VP2310BE761MB200VP2316BD461MB200VP2316BD761MB200VP2316BE461MB200VP2316BE761MB200VSP1520410821021000000000M/146063/M/1125RA/8160/M/300/H/320VM101603497V18D487X-B313BM/162063/ME/360PRA/182125/M/1800VM101602683RA/8125/M/1650VM101203449VM101000661P68F-NGL-PFARA/8160/M/640SPI/40556L30-200-M2XAPRA/882100/MIB/M3/120TM/31163VS180801014M/146063/M/1000RA/8160/M/635M/146063/M/1100VP2310BD761MB200SPI/50395TRA/8160/300M/146040/M/1650RA/8160/M/6304095700900002400M/162063/IE/360R41-204-BNSARA/8200/M/260TKM/55064/M/750FFV68-808M/20152/87P68F-NGA-NNNTRM/9175/50VM1012033438259614.9401.02400VS260601356SPI/50441VS260800918CCNA/125/800M/146063/M/10509711715000000000SPI/182063-004/2752493030000000000QA/8320/00QM/9120/00RA/8200/M/250SPI/M02328571406.8441.02400R41-204-BNSGSPI/30034SPI/407158026570080111050CCNA/200/50VS260800887M/146050/1100SPI/CNA/160/011/500QA/8063/61/400RA/8160/M/600RA/8200/2809801765427002400SPI/40704VM1010029919710717460002400M/146040/1950M/20152/610RA/8160/650RA/8160/M/G/150M/146132/M/3065M/1764/152/MA13JM/1764/152/MD83JVM15100032911-842-008RA/192080/L4/200RA/8125/M/1600SPI/405934088218707101200M/P8640VM101203285[详细]
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2018-11-02 10:01
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诺冠NORGREN电磁阀样本、诺冠NORGREN电磁阀选型、诺冠NORGREN电磁阀资料下载
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2024-09-30 21:03
产品样册
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英国诺冠NORGREN减压阀技术参数
- 英国诺冠NORGREN减压阀技术参数品牌:英国诺冠NORGREN英国诺冠NORGREN过滤减压阀主要参数R68G-8GK-RLN标准电压24VDC,230VAC。其他电压根据用户需要提供。设计符合VDE0580,EN50014/50028。2)类别II2GD,EC类检测认证KEMA98ATEX4452X。3)类别II2GD,EC类检测认证PTB02ATEX2085X。4)CSA-LR57643-6,FM认证,适用于危险位置:1和2区,I、II、III级。5)DC所需接头:型号0570275。AC或通用电流所需带整流器接头:型号Div.1和2,ClassI,II,III6)电缆密封套英国诺冠NORGREN过滤减压阀主要参数没有在供货范围中,请参见"附件"表。6)电气插头需单独订购。7)当安装了一个特殊防护装置(比如,电柜安装)时可适用于室外安装。8)电磁线圈带有一个适宜额定值的保险丝。即便在电源故障时也能提供安全保障(单稳态样式)KHP-06-1114-14X-554028NF2PAN520N00000ASCO,SCG551A001MS24DC倍福CX5010-0112扩展模块EK1110CX5020-0112用SCG551A017MS替代,单线圈,标压52100088SCG551A018MS双线圈,标压接近开关二线DC24V-N18-m18-AD4Ⅹ电机3N851BADAYTONE5CC-RX2ASM-800放大器F20RADVU-125-100-A-P-AADVU-40-60-P-AACQ125X100SBACP40X80SBACQ25X100SB美达步进电机28BYGH301,驱动器2H42B压力变送器PMP131-A1101A1S0-1MPa液位检测计E+HDB101-GITE105Z温度传感器TMR31-A1ABBBAB1AAA0-100℃677679原理作用原理:减压阀的是靠阀内流道对水流的局部阻力降低水压,水压降的范围由连接阀瓣的薄膜或活塞两侧的进出口水压差自动调节。定比减压原理是利用阀体中浮动活塞的水压比控制,进出口端减压比与进出口侧活塞面积比成反比。这种减压阀工作平稳无振动;阀体内无弹簧,故无弹簧锈蚀、金属疲劳失效之虑;密封性能良好不渗漏,因而既减动压(水流动时)又减静压(流量为0时);特别是在减压的同时不影响水流量。工作原理:减压阀是采用控制阀体内的启闭件的开度来调节介质的流量,将介质的压力降低,同时借助阀后压力的作用调节启闭件的开度,使阀后压力保持在一定范围内,并在阀体内或阀后喷入冷却水,将介质的温度降低,这种阀门称为减压减温阀。减压阀快易优自动化选型有收录。该阀的特点,是在进口压力不断变化的情况下,保持出口压力和温度值在一定的范围内。优点水流通过减压阀虽有很大的水头损失,但由于减少了水的浪费并使系统流量分布合理、改善了系统布局与工况,因此总体上讲仍是节能的。介质为蒸汽的场合,宜选用先导活塞式减压阀或先导波纹管式减压阀。为了操作、调整和维修的方便,减压阀一般应安装在水平管道上。常见故障(1)出口压力几乎等于进口压力,不减压这一故障现象表现为:减压阀进出口压力接近相等,而且出口压力不随调压手柄的旋转调节而变化。产生原因和排除方法如下。①因主阀芯上或阀体孔沉割槽棱边上有毛刺或者主阀芯与阀体孔之间的间隙里卡有污物,或者因主阀芯或阀孔形位公差超差,产生液压卡紧,将主阀芯卡死在Zda开度(max)的位置上,由于开口大,油液不减压。此时可根据上述情况分别采取去毛刺、清洗和修复阀孔和阀芯精度的方法予以排除。②因主阀芯与阀孔配合过紧,或装配时拉毛阀孔或阀芯,将阀芯卡死在Zda开度位置上,此时可选配合理的间隙。J型减压阀配合间隙一般为0.007~0.015mm,配前可适当研磨阀孔,再配阀芯。③主阀芯短阻尼孔或阀座孔堵塞,失去了自动调节机能,主阀弹簧力将主阀推往Zda开度,变成直通无阻,进口压力等于出口压力。可用φ1.Omm钢丝或用压缩空气吹通阻尼孔,并进行清洗再装配。④对J型减压阀,带阻尼孔的阻尼件是压入主阀芯内的,使用中有可能因过盈量不够而冲出。冲出后,使进油腔与出油腔压力相等(无阻尼),而阀芯上下受力面积相等,但出油腔有一弹簧,所以主阀芯总是处于Zda开度的位置,使出口压力等于入口压力。此时需重新加工外径稍大的阻尼件并重新压入主阀芯。⑤JF型减压阀,出厂时泄油孔是用油塞堵住的。当此油塞未拧出而使用时,使主阀芯上腔(弹簧腔)困油,导致主阀芯处于Zda开度而不减压。J型管式阀与此相同。J型板式阀如果设计安装板时未使L口连通油池也会出现此现象。⑥对J型管式阀,拆修时很容易将阀盖装错方向(错90°或180°),使外泄油口堵死,无法排油,造成同上的困油现象,使主阀顶在Zda开度而不减压。修理时将阀盖装配方向装对即可。⑦对JF型减压阀,顶盖方向装错时,会使输出油孔与泄油孔相通,造成不减压,也须注意。(2)出口压力很低,即使拧紧调压手轮,压力也升不起来①减压阀进出油口接反了:对板式阀为安装板设计有错,对管式阀是接管错误。J型减压阀的进出油口跟Y型溢流阀的进出油口刚好相反。用户使用时请注意阀上油口附近所打的钢印标记(Pl、P2、L等字样),或查阅液压元件产品目录,不可设计错和接错。②进油口压力太低,经减压阀芯节流口后,从出油口输出的压力更低,此时应查明进油口压力低的原因(例如溢流阀故障)。③减压阀下游回路负载太小.压力建立不起来,此时可考虑在减压阀下游串接节流阀来解决。④先导阀(锥阀)与阀座配合面之间因污物滞留而接触不良,不密合;或先导锥阀有严重划伤,阀座配合孑L失圆,有缺口,造成先导阀芯与阀座孔不密合。[详细]
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2018-09-04 10:00
产品样册
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诺冠Norgren减压阀R07-200-NNEA型
- 诺冠Norgren减压阀R07-200-NNEA型特性:管接式减压阀适用于普通气动系统溢流功能为标准配置无凸头调节旋钮具有快速锁定功能诺冠Norgren减压阀R07-200-NNEA型技术规格:介质:压缩空气接口尺寸:1/4"PTF工作温度:-34...65°C溢流/非溢流:非溢流压力表:无压力表接口:Rc1/8调节旋钮:乙缩醛树脂热塑弹性体:橡胶主体:锌阀盖:乙缩醛树脂流量:15.0scfm[详细]
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2018-11-15 10:02
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诺冠Norgren过滤减压阀B74G-4GK-QP3-RMN
- 诺冠Norgren过滤减压阀B74G-4GK-QP3-RMN型特点:Excelon设计允许与其他Excelon产品一起管式或模块式安装GX去除水份和微粒快速松开卡口杯带防护罩的按压锁定式调节旋钮诺冠Norgren过滤减压阀B74G-4GK-QP3-RMN型技术参数:介质:压缩空气接口尺寸:G1/2工作温度:-34...50°C过滤器滤芯:40.00m排水器类型:手动溢流/非溢流:溢流压力表:无压力表接口:Rc1/8[详细]
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2018-11-15 10:02
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诺冠(norgren)R18大口径减压阀
- 成都志滔自动化设备有限公司专业销售进口气动元件:诺冠norgren(电磁阀、气缸、过滤器、气管接头)、海隆herion(电磁阀、液压阀、压力开关)、宝硕buschjost(电磁阀,除尘阀、电子脉冲阀)、费斯托festo(电磁阀、气缸、过滤器、调压阀、气管接头)、SMC(电磁阀、气缸、过滤器、减压阀、气管接头)、亚德客AirTAC(电磁阀、气缸、过滤器、减压阀、气管接头)[详细]
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2018-11-24 10:00
产品样册
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英国诺冠NORGREN控制阀资料下载
- 英国norgren诺冠电磁阀,调节阀,压力表,调压阀,气缸,英国norgren诺冠工厂授权ZG直销ZX!英国norgren诺冠1**%原装,报价速度快,交货期短.控制阀在电力行业中种类与选型1、给水阀主、副锅炉给水阀、复合型给水调节阀:控制要求:控制锅炉进水,维持汽锅液位与蒸汽流量。工况要求:锅炉启动时阀门压差可达100-300公斤,流量较小,正常运行时压差较小,流量大,流量可调比为75:1-100:1。阀门要求:阀体材质为WCB/WC9,对于双阀系统中的启动阀要求抗气蚀,V级关闭等级,对于复合型给水阀需使用特性化阀内件同时满足锅炉启动与正常运行时的需要。一般阀门选择为故障关,(需要注意的是一般给水中为消除溶解其中的氧会加入联胺进行处理,它会对SATELLITE6号合金或其它的类似合金产生不良反应,所以**不使用316STELLITE堆焊的方法处理阀内件,可直接选用416不锈钢材料)。2、锅炉给水泵Z小流量循环阀:控制要求:使锅炉给水泵安全启动及运行,消除因流量过小、温升增加、水强烈气蚀使泵损坏。(老式电站有使用开关型的Z小流量控制阀,同时还有使用机械式的泵自动循环阀)。工况情况:压降达160-350公斤,是电站系统中承受压差Zda的阀门,流量一般为正常流量的30%。阀门要求:抗气蚀,防堵结构,V级密封等级,泵启动与停止运行时阀门连续工作,泵正常启动后次阀门关阀,阀门通常为故障开。3、高/低加热器给水加热器疏水、冷凝水加热器疏水:控制要求:控制加热器中冷凝水的位置,及时将冷凝水排放,即高水位排放,正常水位疏水。工况情况:介质为饱和水,加热器之间的控制阀压差一般为6-30公斤,Z后一级疏水阀直接连接冷凝器或除氧器。阀门要求:抗闪蒸冲刷,V或VI级密封等级,阀门通常为故障开。4、除氧器水位控制阀(DALC):控制要求:提供流量保持除氧器正常水位,通过加入蒸汽提高水温消除溶解在水中的气体。工况情况:启动阶段流量较小,压差较大,正常情况流量大,压差小,工况类似给水阀。阀门要求:较低流量时有效抗气蚀。5、减温阀(减温器):控制要求:将高压水喷射入蒸汽中使蒸汽温度达到控制要求。工况情况:介质为水,压差较大,阀门要求:类型多样:喷嘴型,辅助雾化型,自我包容型及对夹型。6、减温减压阀(高、低压旁路阀):控制要求:将高温高压蒸汽调整到一定温度压力的蒸汽;给汽机提供一个旁路通道,锅炉能够独立汽机而工作。工况情况:高温高压蒸汽减温减压。阀门要求:抗热冲击,降噪,反应迅速。发展编辑从控制阀应用看,发展方向如下:小型执行机构:可降低成本,提高流通能力.套筒导向:采用套筒导向,有利于对中,有利于降低摩擦,有利于降噪,有利于流量特性的互换平衡式阀芯:为降低执行机构推力或推力矩,采用平衡式阀芯是重要的,它对系统的动态性能也有改善一体化阀芯和阀座:为克服双座阀密封性差的缺点,采用相同材质的一体化阀芯和阀座组成阀内件,将泄漏量和不平衡力同时减到Z小.简单流路:流路简单,流阻减小,不仅可使阀两端压损下降,而且可降低成本。密封和摩擦:密封性能和摩擦性能是矛盾的两方面,控制阀设计中不仅要解决密封问题,对摩擦和寿命等性能指标也必须重视因此,填料函和填料结构的研究得到重视,旋转型控制阀得到较广泛应用降低噪声:采用多种方式降低控制阀噪声,例如,采用降噪套筒和阀芯,采用多级阀芯,采用降噪限流板,采用扩展器等采用与管道同直径的控制阀和限制流通能力的阀内件:利于降低阀入口压力和出口流体流速,不需安装异径管等附加管件,有利于降低成本,通过更换流通能力大的阀内件,可扩展流通能力,通过选用限制流通能力阀内件可纠正计算口径过大的错误在数字化信息化时代,将较多采用智能阀门定位器或通过数字控制器等实现非线性规律,补偿被控对象非线性,将较少选用控制阀流量特性来补偿被控对象非线性阀内件的材料随温度变化,因此,应考虑不同温度下热膨胀造成的影响,也要考虑在高温下耐压等级的变化等,应考虑材料的耐腐蚀性、抗疲劳性等性能。1.德国BURKERT(宝得)流体控制产品:通用电磁阀、分析电磁阀、气动阀、过程控制阀、流量计、PH\电导率\超声波\压力变送器等。6013型电磁阀:直动式黄铜阀体,适合中性气体和液体,例如:压缩空气、水、液压油等。工艺真空。6014型电磁阀:模块化直动式电磁阀系列,黄铜阀体适用于中性气体和液体,如压缩空气,天然气体,水,液压油等。工艺真空。5281型电磁阀:伺服辅助是电磁阀系列:适用于中性气体和液体及压缩空气,广泛应用于过程控制系统,化学处理,水/污水处理和消毒处理中。6213型电磁阀:伺服辅助电磁阀系列,所有阀可以零压开始动作。适合中性液体,如:水、油和无添加剂的油脂类。0406型电磁阀:伺服辅助电磁阀系列,Z少需要1bar的压差,才完全打开阀门,适用于中性介质如蒸汽、热空气等,广泛应用于蒸压器(蒸汽中),蒸汽清洁系统,大型厨房及制塑过程中。0255型电磁阀:直动式电磁阀系列适用于高温中性气体和液体如:热水、水蒸气、变热空气、热油等,具体应用如:加热,消毒,净化处理。2000型角座阀:外部先导角座阀。溢流口与滑块间有自调节密封压盖,阀体角座结构可实现较大流量,特别是与普通截止阀相比时。2031型膜片阀:外部先导是膜片阀可替代球阀,在被污染和高粘度流体下工作也能有很长的使用寿命。执行机构与阀体间的膜片密封的隔离了工作流体和执行机构,独特的两通不锈钢阀体能实现大流量。8030型流量传感器:该涡轮式流量感应器是专为中性无固态液体设计的传感器,整体式涡轮和电子模板,通过卡式接头可快速的与管接头连接。传感器产生一个与流量成正比例,便于发送和处理的频率信号。2.英国诺冠NORGREN(海隆herion、宝硕)自控产品:气缸、真空设备、阀门、压力开关、空气管路设备、管接头、装配系统、管道系统和附件。3.德国博世力士乐boschrexroth气动阀门,各种气缸,三联件,比例阀,皮囊汽缸,各种换向阀4.美国纽曼蒂克NUMATICS气动阀,电磁阀,比例阀,空气组过滤器,金属密封电磁阀,汽缸5德国盖米GEMU盖米气动阀,蝶阀,流量计,角座阀等等[详细]
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2018-09-04 10:00
产品样册
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英国诺冠norgren气缸资料下载
- 英国诺冠norgren气缸资料下载诺冠ZG公司于1996年3月28日在上海正式成立,是英国IMI集团在ZG大陆投资的**家公司。截止至2006年底,诺冠在ZG拥有200多名员工,提供销售、市场营销、人力资源、采购、质检、财务、法律和战略规划等支持,并在北京、青岛、沈阳、武汉、南京、广州、深圳、厦门、西安、成都、香港、台湾设立办事处,遍布全国的销售网点为客户供应全系列的气动控制和自动化产品:包括气缸、控制(调节)阀、气源处理装备、气管及接头;应用方案包括执行机构、气动的集成或模块技术,同时提供包括气动控制回路设计,气动技术和产品问题的销售技术咨询,专门的应用指导和各个层面的技术支持。诺冠ZG公司的Z重要的发展之一,是2006年在上海建立的亚洲技术ZX,招募并培训了一个强大的研发和设计团队。亚洲技术ZX是诺冠的第4个技术ZX,它不仅是对在美国、德国和英国的技术ZX的有力补充,更致力于研发适合于ZG及亚太市场的技术和产品。广东广联自动化设备公司以“优质产品,优质服务,以客为先”的宗旨,为客户提供原装正厂的优质产品,以合理的性价比,快捷的交货期,热情周到的服务,为客户提供高品质、经济耐用、品种齐全的产品,从而赢得客户的一致赞赏们将不负客户对本公司的期望和厚爱,努力为广大客户提供优质的产品、良好的售后服务,努力成为Zyou秀的自动化设备供应商。本公司所有产品假一赔十!服务专员:赵春慧电话:0769-22300608传真:0769-22301098手机:18928295235QQ:1164523410QQ:2359370157邮箱:1164523410@qq.com网址:http://www.dgpkgy.com/公司地址:广东省东莞市南城区宏远路1号宏远大厦13A--11主营产品有:进口各种气缸、流量控制元件、电磁阀、压力控制元件、全气控阀、功率阀、消声器、检测元件、压缩空气清净化元件、真空用元件、气动辅助元件,传感器等,竭诚欢迎各位新老客户光临惠顾。诺冠ZG公司未来的战略目标是将集团公司在国外的先进技术引进ZG并本土化生产、销售及出口,培养及招聘员工等。诺冠将一如既往地在流体动力领域发挥主导作用,并为当地社区及环境作出正面的贡献。英国诺冠norgren气缸资料下载[详细]
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2018-10-06 10:02
产品样册
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B64G-4GK-AD1-RMN诺冠过滤器/减压阀资料下载
- B64G-4GK-AD1-RMN诺冠过滤器/减压阀资料下载特点GX除水良好的调压特性无凸头调节旋钮具有快速锁定功能接口尺寸:G1/2品牌:IMINorgren排水器类型:自动排水过滤器滤芯:5.00m滤杯:铝技术参数介质:压缩空气接口尺寸:G1/2工作温度:-20...80°C过滤器滤芯:5.00m排水器类型:自动排水溢流/非溢流:溢流压力表接口:Rc1/8滤杯:铝调节旋钮:乙缩醛树脂热塑弹性体:合成橡胶过滤器滤芯:烧结聚丙烯主体:锌合金阀盖:铝品牌:IMINorgren特价供应诺冠电磁阀、诺冠NORGREN气缸、诺冠开关、接头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-408PRA/882080/MIB/M3/80P68F-NGN-NNNVS2609002054031600000000000M/146125/M/3350RM/92080/M/35SPI/300098248700.0000.000009710745460202400M/146040/M/1850RA/8200/M/335SPI/8063/M-001/2050/H/550SPI/8160/42/001M/146150/M/700PRA/182100/L4/160M/146232/M/200VM1512003932558300000000000F18-C00-A3DAPRA/182100/L4/150RA/8160/M/7254031900000000000CCNA/160/250M/806/18780367150000000002323120130002400PRA/182100/L2/200QM/8160/77QM/8160D/77SPI/40386VS181000316M/1704/3PRA/182080/L4/600AA038H-CC-23NAA039H-CC/23NAA039H-CC-23N1020160.1300.00000F18-B00-A2DGF18-B00-A3DGF18-B00-M3DGF18-C00-A2DGF18-C00-A3DGF18-C00-M3DGRA/8160/JM/250VM10120326024930300201024502493030020111050082013200000000011-042-00711-042-00811-042-0098288400.9651.02400C1048H-A1C1049H-A1RA/8200/M/320240101220030000024010862003000002401550144011000C68S-I0036C68S-I0038F47-B01-A0DGM/146040/M/180024930300201024009710595460111050QA/8050/61/160RA/8160/M/700SPI/303488650500.8401.024009802765000000000PRA/182100/L4/1002492932305211050M/146063/M/1230M/146225/M/140M/60132/M/200VS2611001558325300000000000SPI/M0112RA/8160/750CA049H-CHSPI/10171M/146063/M/12191025227466011000M/20154/87M/61225/MR/100PRA/182100/L4/80RA/8080/L2/700R18-C00-NNXGSPI/30354249293230522305024930300200024508264701.8441.024009801765427011000VM10120342418167000000002008020020079711745000000000M/146140/M/1200SPC/050175/500QA/8063/61/100GC-4-F1-B-X-B-X-AA-4-A-XM/146063/M/1200M/146132/M/3070M/146140/M/1195TRA/8160/M/320RA/8200/M/300240275000000000024930300200024001122645PRA/182080/L4/500SPI/M0122F18-C00-M3DASPI/30361SPI/50401V18D487X-B183JP68F-NGL-PFN26373000000000002637400000000000SPG/09878/52024017520000000008671300.8301.02400M/146050/M/1770M/20154/610M/20154/6123/MAZ13JRA/8160/720M/146150/M/600P68F-NGL-PAAP68F-NGL-PPAPRA/182125/M/19008320400.0000.00000J0377B1-4.00X2.000RM/920/600VS1806011649801755427002400SPCH/100025/01SPI/50366TRA/8125/MG/4008570700840423049SPI/10435152065300000000024011124670110002401550130123050M/146132/3070RA/8160/M/660SPI/20011M/21/342QA/8050/61/5000821096000000000M/146040/M/1700RA/8200/M/28012-216P-04521+EQIFIL+BEDRA/8160/700SPI/30026CA049H-AAM/146063/M/EX/1000RA/8200/M/275SPI/30045R18-C00-RNXGVP2302BE461MB200VP2310BD461MB200VP2310BE461MB200VP2310BE761MB200VP2316BD461MB200VP2316BD761MB200VP2316BE461MB200VP2316BE761MB200VSP1520410821021000000000M/146063/M/1125RA/8160/M/300/H/320VM101603497V18D487X-B313BM/162063/ME/360PRA/182125/M/1800VM101602683RA/8125/M/1650VM101203449VM101000661P68F-NGL-PFARA/8160/M/640SPI/40556L30-200-M2XAPRA/882100/MIB/M3/120TM/31163VS180801014M/146063/M/1000RA/8160/M/635M/146063/M/1100VP2310BD761MB200SPI/50395TRA/8160/300M/146040/M/1650RA/8160/M/6304095700900002400M/162063/IE/360R41-204-BNSARA/8200/M/260TKM/55064/M/750FFV68-808M/20152/87P68F-NGA-NNNTRM/9175/50VM1012033438259614.9401.02400VS260601356SPI/50441VS260800918CCNA/125/800M/146063/M/10509711715000000000SPI/182063-004/2752493030000000000QA/8320/00QM/9120/00RA/8200/M/250SPI/M02328571406.8441.02400R41-204-BNSGSPI/30034SPI/407158026570080111050CCNA/200/50VS260800887M/146050/1100SPI/CNA/160/011/500QA/8063/61/400RA/8160/M/600RA/8200/2809801765427002400SPI/40704VM1010029919710717460002400M/146040/1950M/20152/610RA/8160/650RA/8160/M/G/150M/146132/M/3065M/1764/152/MA13JM/1764/152/MD83JVM15100032911-842-008RA/192080/L4/200RA/8125/M/1600SPI/405934088218707101200M/P8640VM101203285[详细]
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2018-11-02 10:01
产品样册
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诺冠大流量减压阀资料下载
- 诺冠Norgren大流量减压阀特点:管接式减压阀可适用于普通气动系统溢流功能为标准配置,另有非溢流选项可选项包括非溢流型和不同出口压力诺冠Norgren大流量减压阀技术参数介质:压缩空气接口尺寸:G1/2工作温度:-20...80°C溢流/非溢流:溢流压力表:无压力表接口:G1/8热塑弹性体:合成橡胶主体:锌合金阀盖:锌合金品牌:IMINorgren[详细]
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2018-11-16 10:00
产品样册
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诺冠NORGREN大流量减压阀R24-801-RNXG
- 诺冠NORGREN大流量减压阀R24-801-RNXG特点极大的流量和的溢流性能即使在高出口压力下也易于调节平衡阀的设计使从入口到出口的压力损失降到Zdi可面板安装接口尺寸:G1品牌:IMINorgren技术参数介质:压缩空气接口尺寸:G1工作温度:0...80°C溢流/非溢流:溢流压力表:无压力表接口:G1/2调节旋钮:乙缩醛树脂热塑弹性体:橡胶主体:锌合金阀盖:铝品牌:IMINorgren[详细]
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2018-11-02 10:01
产品样册
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诺冠Norgren过滤减压阀B07-101-M3KG型
- 诺冠Norgren过滤减压阀B07-101-M3KG型特点:适用于普通气动系统的过滤减压阀高性能的设计保证了大流量和的压降紧凑型,大流量透明油杯适合360°观察诺冠Norgren过滤减压阀B07-101-M3KG型技术参数:介质:压缩空气接口尺寸:G1/8工作温度:-34...50°C过滤器滤芯:40.00m排水器类型:手动溢流/非溢流:溢流压力表:无压力表接口:Rc1/8[详细]
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2018-11-15 10:00
产品样册
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诺冠Norgren减压阀11-204-004型技术资料
- 诺冠Norgren减压阀11-204-004型特点:能够安装在气动系统的任意位置可以安装在Z便利的位置可与普通型和反馈型先导减压阀配合使用反馈型先导减压阀对下游压力变化很感,可自动调节先导减压阀的出口压力诺冠Norgren减压阀11-204-004型技术参数:介质:压缩空气接口尺寸:G1/4工作温度:-20...80°C溢流/非溢流:溢流压力表:无压力表接口:G1/8调节旋钮:乙缩醛树脂热塑弹性体:合成橡胶主体:压铸锌阀盖:压铸锌[详细]
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2018-11-15 10:00
产品样册
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诺冠(norgren)过滤减压阀B7系列
- 成都志滔自动化设备有限公司专业销售进口气动元件:诺冠norgren(电磁阀、气缸、过滤器、气管接头)、海隆herion(电磁阀、液压阀、压力开关)、宝硕buschjost(电磁阀,除尘阀、电子脉冲阀)、费斯托festo(电磁阀、气缸、过滤器、调压阀、气管接头)、SMC(电磁阀、气缸、过滤器、减压阀、气管接头)、亚德客AirTAC(电磁阀、气缸、过滤器、减压阀、气管接头)、MAC电磁阀[详细]
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2018-11-24 10:00
产品样册
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英国诺冠NORGREN压力开关资料选型下载
- 英国NORGREN诺冠压力开关工作原理压力开关广泛应用于家用、商用、汽车制冷系统的高、低压力保护控制,蒸汽工况和发电站;蓄能器,接收器,闪蒸罐,分离器,...销售英国NORGREN电磁阀-诺冠现货供应,欢迎选购英国NORGREN电磁阀-诺冠英国NORGREN诺冠是世界的气动产品制造和供应商,为客户...现货供应英国NORGREN诺冠电磁阀V60A513A-A219J长期合作收藏产品参考价...NORGREN电磁阀是世界的气动产品制造和供应商,为客户提供气动和流体控制...英国诺冠NORGREN电磁阀V60R513A-A2000英国诺冠...生产销售气动角座阀、电磁阀、限位开关等高新技术...主营产品:NORGREN电磁阀NORGREN气缸NORGREN过滤器...NORGREN电磁阀是世界的气动产品制造和供应商,为客户提供气动和流体控制解决方案。诺冠公司通过精选的经销商网络及通过遍布全世界26个国家,16000多名员工的国际网络,生产供应全系列的气动控制和自动化产品,均持有ISO9001的质量标准证书。可确保客户从诺冠这一可信赖的供应商那里即能采购到所需要的气动产品NORGREN,英国诺冠,是世界的气动产品制造和供应商,为客户提供气动和流体控制解决方案,生产供应全系列的气动控制和自动化产品,均持有ISO9001的质量标准证书。同时,诺冠每年设计并生产成千上万种特殊的产品,以满足客户的特定要求,遍布26个国家的公司在当地均能为客户提供包括气动控制回路设计,气动技术和产品问题的销售技术咨询,专门的应用指导,各个层面的技术支持以及在当地进行常规产品的生产加工。销售英国NORGREN电磁阀-诺冠现货供应,欢迎选购英国NORGREN电磁阀-诺冠英国NORGREN诺冠是世界的气动产品制造和供应商,为客基本结构编辑Z简单的开关有二片名叫“触点”的金属,二触点接触时使电流形成回路,二触点不接触时电流开路。选用接点金属时需考虑其对抗腐蚀的程度,因为大多数金属氧化后会形成绝缘的氧化物,使接点无法正常工作。选用接点金属也需考虑其电导率、硬度、机械强度、成本及是否有毒等因素。有时会在接点上电镀抗腐蚀金属。一般会镀在接点的接触面,以避免因氧化物而影响其性能。有时接触面也会使用非金属的导电材料,如导电塑胶。开关中除了接点之外,也会有可动件使接点导通或不导通,开关可依可动件的不同为分为杠杆开关(Toggleswitch)、按键开关、船型开关(Rockerswitch)等,而可动件也可以是其他型式的机械连杆。常见种类编辑延时开关延时开关是使用电子元件继电器安装于开关之中,延时开关电路的一种开关。延时开关又分为声控延时开关、光控延时开关、触摸式延时开关等。延时开关的原理就是电磁继电器的原理,继电器的工作原理是,当继电器线圈通电后,线圈中的铁芯产生强大的电磁力,吸动衔铁带动簧片,使触点1、2断开,1、3接通。当线圈断电后,弹簧使簧片复位,使触点1、2接通,1、3断开。我们只要把需要控制的电路接在触点1、2间(1、2称为常闭触点)或触点1、3间(称为常开触点),就可以利用继电器达到某种控制的目的。4098型继电器线圈的工作电压有3伏、6伏、9伏、12伏等多种规格。吸合时线圈中通过的电流约为50毫安左右,触点间允许通过的电流可达1安培(250伏)。工作原理:将电源开关K2闭合,再按下按钮开关K1,这时,晶体二极管V1、V2导通,继电器吸合。同时电源对电容器C充电。当K1断开后由于C已被充电,它将通过R和V1V2放电,从而维持三极管继续导通,继电器仍然吸合。经过一段时间的放电,C两极间电压下降到一定值时,不足以维持三极管继续导通,继电器才释放。从K1断开到继电器释放的时间间隔称为延时时间。它决定于R和C的大小。一般C为100微法时,调节可调电阻器R可获得10秒至90秒的延时时间。若C取1000微法,则延时时间可达5分钟以上。继电器上并联的二极管起保护作用,防止继电器断电释放时,由于自感产生高电压损坏晶体三极管。元件规格:J继电器4098型工作电压6VV1V2晶体三极管9014VD晶体二极管2CP10或1N4001R可调电阻器100kC电解电容器100u/6VK1按钮开关。焊接电路:1、将各元件做焊前处理、镀锡。2、焊接继电器。将继电器插入印刷板上对应的小孔。将5个引脚焊好。注意焊接时间要尽量短些,焊点应圆而小。3、焊接R和C、可调电阻器R焊好后再插入印刷电路板焊接。电解电容器C焊接时要注意正负引脚位置。线圈是否脱焊→重新焊接线圈短路→更换线圈工作压差是否不合适→调整压差→或更换相称的电磁阀流体温度过高→更换相称的电磁阀有杂质使电磁阀的主阀芯和动铁芯卡死→进行清洗,如有密封损坏应更换密封并安装过滤器液体粘度太大,频率太高和寿命已到→更换产品2、电磁阀不能关闭主阀芯或铁动芯的密封件已损坏→更换密封件流体温度、粘度是否过高→更换对口的电磁阀有杂质进入电磁阀产阀芯或动铁芯→进行清洗弹簧寿命已到或变形→更换节流孔平衡孔堵塞→及时清洗工作频率太高或寿命已到→改选产品或更新产品3、其它情况内泄漏→检查密封件是否损坏,弹簧是否装配不良外泄漏→连接处松动或密封件已坏→紧螺丝或更换密封件通电时有噪声→头子上坚固件松动,拧紧。电压波动不在允许范围内,调整好电压。铁芯吸合面杂质或不平,及时清洗或更换。英国诺冠NORGREN电磁阀现货销售主要特点1、外漏堵绝,内漏易控,使用安全内外泄漏是危及安全的要素。其它自控阀通常将阀杆伸出,由电动、气动、液动执行机构控制阀芯的转动或移动。这都要解决长期动作阀杆动密封的外泄漏难题;唯有电磁阀是用电磁力作用于密封在电动调节阀隔磁套管内的铁芯完成,不存在动密封,所以外漏易堵绝。电动阀力矩控制不易,容易产生内漏,甚至拉断阀杆头部;电磁阀的结构型式容易控制内泄漏,直至降为零。所以,电磁阀使用特别安全,尤其适用于腐蚀性、有毒或高低温的介质。2、系统简单,便接电脑,价格低廉电磁阀本身结构简单,价格也低,比起调节阀等其它种类执行器易于安装维护。更显著的是所组成的自控系统简单得多,价格要低得多。由于电磁阀是开关信号控制,与工控计算机连接十分方便。在当今电脑普及,价格大幅下降的时代,电磁阀的优势就更加明显。3、动作快递,功率微小,外形轻巧电磁阀响应时间可以短至几个毫秒,即使是先导式电磁阀也可以控制在几十毫秒内。由于自成回路,比之其它自控阀反应更灵敏。设计得当的电磁阀线圈功率消耗很低,属节能产品;还可做到只需触发动作,自动保持阀位,平时一点也不耗电。电磁阀外形尺寸小,既节省空间,又轻巧美观。4、调节精度受限,适用介质受限电磁阀通常只有开关两种状态,阀芯只能处于两个极限位置,不能连续调节,所以调节精度还受到一定限制。电磁阀对介质洁净度有较高要求,含颗粒状的介质不能适用,如属杂质须先滤去。另外,粘稠状介质不能适用,而且,特定的产品适用的介质粘度范围相对较窄。5、型号多样,用途广泛电磁阀虽有先天不足,优点仍十分突出,所以就设计成多种多样的产品,满足各种不同的需求,用途极为广泛。电磁阀技术的进步也都是围绕着如何克服先天不足,如何更好地发挥固有优势而展开。光电开关光电开关是传感器大家族中的成员,它把发射端和接收端之间光的强弱变化转化为电流的变化以达到探测目的。由于光电开关输出回路和输入回路是电隔离的(即电缘绝),所以它可以在许多场合得到应用。采用集成电路技术和SMT表面安装工艺而制造的新一代光电开关器件,具有延时、展宽、外同步、抗相互干扰、可靠性高、工作区域稳定和自诊断等智能化功能。这种新颖的光电开关是一种采用脉冲调制的主动式光电探测系统型电子开关,它所使用的冷光源有红外光、红色光、绿色光和蓝色光等,可非接触,无损伤地迅速和控制各种固体、液体、透明体、黑体、柔软体和烟雾等物质的状态和动作。接触式行程开关存在响应速度低、精度差、接触检测容易损坏被检测物及寿命短等缺点,而晶体管接近开关的作用距离短,不能直接检测非金属材料。但是,新型光电开关则克服了它们的上述缺点,而且体积小、功能多、寿命长、精度高、响应速度快、检测距离远以及抗光、电、磁干扰能力强。这种新型的光电开关已被用作物位检测、液位控制、产品计数、宽度判别、速度检测、定长剪切、孔洞识别、信号延时、自动门传感、色标检出、冲床和剪切机以及安全防护等诸多领域。此外,利用红外线的隐蔽性,还可在银行、仓库、商店、办公室以及其它需要的场合作为防盗警戒之用。在维修开关电源的时候可以采用降压检修法。其方法是:将显示器的电源插头接在一个交流调压器上,再把调压器的输出电压调到100V左右,然后通电检修,并逐次提高电源电压来检修。故障实例一:开机便烧坏保险,输出电压为零。这种情况一般是由于开关管被击穿,发射极和集电极短路所造成的。此时可先将开关管拆下,测其发射极和集电极对地电阻,如为零或很小,则换掉即可。但也要检查下其它元器件有无问题后方能开机。故障实例二:光栅出现“S”形的扭曲。这种问题应ZD检查滤波电路和稳压电路,一般是因为有一只二极管断路,由全波整流变成半波整流,这也可能是其滤波电容容量减少所致。故障实例三:交流220V整流滤波电路出现短路性故障,且开机烧保险。先检查一下整流二极管有无短路、滤波电容是否严重漏电。还可拔去消磁线圈插头,检查一下消磁热敏电阻有无短路性故障,如有应换新。故障实例四:开机无光栅、无显示、电源指示灯不亮,但未烧保险。这时应检查交流互感变压器是否开路、整流电路的限流电阻有无开路(烧断)失效,或整流二极管是否断路。故障实例五:无光栅、无显示,且机内发出异常声响。如发出“吱吱”声,说明振荡频率低,应检查与振荡有关的元件,如发出“嗒嗒”声,说明电源过流保护,应检查过流保护电路。[详细]
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2018-09-18 10:00
产品样册
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诺冠NORGREN比例压力控制阀资料下载
- VP1006BJ101A00型诺冠NORGREN比例压力控制阀特点:气先导比例压力阀可靠、坚固的设计高精度常规应用防护等级IP65流量:550l/min接口尺寸:G1/4技术参数:介质:压缩空气接口尺寸:G1/4流量:550l/min温度效应:;典型值0,1%/°C和零超调总误差:±0,5%of故障模式:;当电源故障时,信号降到放气压力电源灵敏度:0,025%满量程输出/1%供压变化品牌:IMINorgren控制信号:0..10V输出压力:0.2...6bar[详细]
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2018-11-14 10:01
产品样册
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