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精度是传感器的一个重要的性能指标,它是关系到整个测量系统测量精度的一个重要环节。传感器的精度越高,其价格越昂贵,因此,传感器的精度只要满足整个测量系统的精度要求就可以,不必选得过高。这样就可以在满足同一测量目的的诸多传感器中选择比较便宜和简单的传感器阿特拉斯空压机配件。
如果测量目的是定性分析的,选用重复精度高的传感器即可,不宜选用绝对量值精度高的;如果是为了定量分析,必须获得精确的测量值,就需选用精度等级能满足要求的传感器。F3-20V5A-1C22R
2520V17A14-86CC-22-R
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F3-45V50A-86A22R
PVH057R01AA10H002000AW2001AB010A
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V2020-1F9B7B-1AA-30
V2020-1F9B7B-1CC-30
2520V21A14-86AA-22-R
2520VQ14A8-182BB-20-L
20V14A-1A22R
20V14A-1C22R
TANDEM PUMP/PUMP
PVH057R01AA50H002000AW1001AB010A
COMPENSATOR KIT
PVH074R01AA50H002000AW1001AB010A
PVH098R01AJ30B252000002001AB010A
V2010-1F8B6B-1AA-12-R
F3-V20-1B13B-1A-11
F3-V20-1B13B-1C-11
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DGMC-5-PT-GH-RC-B-30
DG4S4-016C-U-H-60-S491
DG3V-3-2A-T-7-B-60
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DG4V-3-2N-M-U-B6-60-EN21
KTG4V-3S-2B08N-M-U1-H5-60-EN427
COIL 12V DC DIN
ENCAPSULATED COIL KIT 2
DG4V-3S-6C-M-FPA4WL-H5-60-EN476
DG4V-3-8C-VM-U-C6-61
DG4V-3-8C-H-VM-U-H7-61
DG3V-3-2AL-T-7-B-60
DG4V-3S-2C207-M-U-DJH5-60
DG4V-3S-0B209-M-U-HH5-60
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REPAIR KIT
REPAIR KIT
DG4V-3S-0B207-M-U-HH5-60
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KDG4V-3S-33C15A-H-M-U-H5-60
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DG4V-5-2N-VM-U-EH6-20
DG4V-5-33C-VM-U-EH6-20
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对某些特殊使用场合,无法选到合适的传感器,则需自行设计制造传感器。自制传感器的性能应满足使用要求对传感器数量和量程的选择:
传感器数量的选择是根据电子衡器的用途、秤体需要支撑的点数(支撑点数应根据使秤体几何重心和实际重心重合的原则而确定)而定。一般来说,秤体有几个支撑点就选用几只传感器,但是对于一些特殊的秤体如电子吊钩秤就只能采用一个传感器,一些机电结合秤就应根据实际情况来确定选用传感器的个数。DG5V-8-H-8C-E-VM-U-D-10
DG3V-8-52C-10
DG3V-8-0C-10
DG5V-8-H-33C-M-U-A-10
DG5V-8-H-2A-T-M-U-C-10
DG5V-8-H-6C-T-M-U-H-10
DG5V-8-H-2A-T-M-U-H-10
DG5V-8-H-2C-M-U-A-10
DG5V-8-H-8C-VM-U-H-10
DG5V-8-H-2C-3-M-U-H-10
DG5V-8-H-31C-T-M-U-H-10
DG3V-5-8C-10-EN89
DG5V-7-6C-3-T-M-U-H7-30
DG5V-5-2N-2-T-VM-U-C6-10
DG5V-7-2N-3-E-M-U-A6-30
DG5V-5-2A-2-T-M-U-C6-60
DG5V-5-2A-T-M-U-B6-10
DG5V-5-2A-T-M-U-A6-10
DG5V-7-6C-T-VM-U-H7-30
DG5V-5-2C-1-T-10-EN55
DG5V-5-6C-M-U-A6-10
DG5V-7-6C-3-E-M-U-A6-30
DG5V-7-2C-2-T-M-U-C6-30
DG5V-7-33C-T-M-U-A6-30
DG5V-7-2A-1-T-M-U-H7-30
DG5V-5-8C-E-VM-U-H7-10-EN89
DG5V-5-6C-M-U-C6-10
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DG5V-7-52C-E-T-M-U-HL7-30-A08-B06
DG5V-7-6C-8-T-30-EN55
DG5V-7-2C-1-E-T-M-U-H7-30
DG5V-7-2A-7-T-M-U-H7-30
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DG5V-7-33C-2-T-M-U-H7-30
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DG5V-8-H-2C-E-M-U-B-10
DG5V-8-H-2N-M-U-B-10
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DG5V-8-8C-X-T--10-EN55
DG5V-8-H-3C-M-U-H-10
DG5V-8-H-6C-2-T-M-U-H-10
DG5V-8-H-2C-2-T-M-U-H-10
DG5V-8-H-6C-E-M-U-H-10
DG5V-8-H-2N-M-U-H-10
DG5V-8-H-6C-T-M-U-B-10
DG5V-8-H-2C-1-M-U-H-10
DG5V-8-H-52C-M-U-H-10
DG5V-8-H-2C-2-M-U-H-10
DG5V-8-H-8C-2-S-VM-U-A-10
DG5V-8-H-6C-2-M-U-H-10
DG5V-8-H-6C-1-T-M-U-H-10
DG5V-8-H-2A-2-T-M-U-H-10
DG5V-8-H-2B-M-U-H-10
DG5V-8-H-2C-E-T-M-U-H-10
DG5V-8-H-2N-2-M-U-H-10
DG5V-7-35A-PPA-E-Z-VM-U-H7-30-EN600
DG5V-8-H-B-2C-Z-PCB-E-VM-U-H-10
DG5V-8-H-2N-8-E-M-U-H-P10-10
DG5V-8-H-2C-PCA-E-M-U-C-10
DG5V-8-H-0C-2-T-S-VM-U-H-10
DG5V-8-H-1C-E-T-M-U-A-10
传感器量程的选择可依据秤的最大称量值、选用传感器的个数、秤体的自重、可能产生的最大偏载及动载等因素综合评价来确定。一般来说,传感器的量程越接近分配到每个传感器的载荷,其称量的准确度就越高。但在实际使用时,由于加在传感器上的载荷除被称物体外,还存在秤体自重、皮重、偏载及振动冲击等载荷,因此选用传感器量程时,要考虑诸多方面的因素,保证传感器的安全和寿命。根据经验,一般应使传感器工作在其30%~70%量程内,但对于一些在使用过程中存在较大冲击力的衡器,如动态轨道衡、动态汽车衡、钢材秤等,在选用传感器时,一般要扩大其量程,使传感器工作在其量程的20%
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