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2)直流工作电压的测量法
测得IC芯片各脚直流电压与正常值相比即可.但也要注意：
(a)万能表要有足够大的内阻,数字表为选;
(b)各电位器旋到中间位置;
(c)表笔或探头要采取防滑措施,可用自行车气门芯套在笔头上,
并应长出笔尖约5mm;
(d)当测量值与正常值不相符时,应根据该引脚电压,对IC芯片正
常值有无影响以及其它引脚电压的相应变化进行分析;
(e)IC芯片引脚电压会受元器件的影响.当有漏电,短路,
开路或变质等;
施耐德 BMEH5820KD 变频器
BMEP582020HBMXSRA0405 TSXCRJDB25
BMEP582040HBMXSAI0410 TSXCRJMD25
BMEP585040C140QSPXMTSXSCP1144
BMEP586040C140SACQDNET010TSXSCYCM60304
BMEH582040C 140SHS94500TSXCSA100
BMEH584040C 140XBE10000TSXCSA500
BMEH586040C 140XBP00200TSXCUSB232
BMENOC0301C140XBP00300TSXCUSB485
BMENOC0311C 140XBP00400TSXCUSBFIP
BMENOC0321C140XBP00600TSXCUSBMBP
BMENOP0300C140XBP01000TSXCX100
BMENOS0300C140XBP01600TSXMBPCE002
BMECXM0100H140XCA10206TSXMBPCE030
140EHC10500140XCP50000TSXMBPCE060
140EHC20200140XCP51000TSXNTP104
140EIA92100140XCP60000TSXNTP100 4
140ENETSW01IAT140XCP90000TSXPACC01 4
140ESI06210140XPP01000TSXPBSCA1004
140HLI34000140XSM00200TSXPBSCA4004
施耐德 BMEH5820KD 变频器
P0400YP FBM13P0500RY
P0400YQ FBM14P0700TT
P0400YR FBM15P0800DA
P0400YS FBM16 P0800DC
P0400YT FBM17P0800DV
P0400YV FBM18P0902UT FBM39
P0700QV FBM20P0903CW
P0700TW FBM21P0903ZE
P0900HS FBM22P0903ZL
P0900HT FBM24P0904BR
P0900NX FBM25P0904HW
P0900HU FBM26P0912AR
P0900NY FBM27P0912KA-OC
P0912MJ FBM33P0914WM FBM241C
P0902XA FBM41P0916AM
P0902XB FBM42 P0916CP
P0914YM FCM10EP0916JT
P0916CP FCM10EFP0916JZ-0A
P0914SQ FBM201 P0916NG
P0922YH FBM201b P0951AK
P0922YJ FBM201c P0951AP
P0922YK FBM201d P0951BA-0E
P0926EQ FBM202 P0951BV
P0914SV FBM203 P0951BX
P0922UA FBM203b P0951CE-A FBC01
P0922UD FBM203c P0951CJ-C
施耐德 BMEH5820KD 变频器
施耐德电气融合能源管理与自动化技术长，兼顾能源与过程效率，以“绿色智能制造咨询”与“可持续发展咨询”为先导，从顶层规划到落地实践，从战略、运营、实施，再到覆盖从互联互通的产品、边缘控制到应用分析与服务的软硬件一体化解决方案
