SNAP-AIV-I
SNAP-AIV-I
SNAP-AIV-I
變頻器運(yùn)行時(shí)對(duì)PLC干擾應(yīng)注意的問(wèn)題
變頻器運(yùn)行時(shí)會(huì)對(duì)周?chē)姎庠O(shè)備(包括P L C )產(chǎn)生較強(qiáng)的電磁干擾,同時(shí)變頻器主電路斷路器等開(kāi)關(guān)器件動(dòng)作時(shí)也會(huì)影響PLC 的正常工作。為防止變頻器運(yùn)行時(shí)對(duì)PLC干擾,變頻器與P L C 相連接時(shí)應(yīng)該注意以下幾點(diǎn):
(1)對(duì)PLC 本身應(yīng)按規(guī)定的接線標(biāo)準(zhǔn)和接地條件進(jìn)行接地,而且應(yīng)注意避免和變頻器使用共同的接地線,且在接地時(shí)使二者盡可能分開(kāi)。
(2)當(dāng)電源電壓波動(dòng)大,諧波成分多時(shí),為抑制諧波干擾,應(yīng)在PLC 的電源模塊及輸入/ 輸出模塊的電源線上接入噪音濾波器或者隔離變壓器。如果干擾仍嚴(yán)重,應(yīng)考慮在變頻器主回路中接入電抗器、變壓器和噪音濾波器等措施。
(3)變頻器和P L C 安裝在同一電控柜時(shí),應(yīng)盡可能使與變頻器有關(guān)的電纜和與PLC 有關(guān)的電纜分開(kāi)安裝,尤其是連接變頻器的強(qiáng)電電纜與連接PLC 的弱電電纜更要分開(kāi)安裝。
4 結(jié)束語(yǔ)
變頻器和P L C 間連接問(wèn)題,涉及到數(shù)字量信號(hào)連接、模擬量信號(hào)連接以及避免干擾應(yīng)注意的問(wèn)題;在實(shí)際應(yīng)用中,兩者間的連接還涉及到用弱電信號(hào)控制強(qiáng)電的問(wèn)題。因此,應(yīng)引起重視,避免干擾造成變頻器、PLC 的誤動(dòng)作;避免連接不當(dāng)造成PLC 或變頻器的損壞。
如果購(gòu)買(mǎi)單位的在質(zhì)保日期一年內(nèi)發(fā)現(xiàn)有質(zhì)量缺陷的,可以進(jìn)行一個(gè)免費(fèi)維修或更換。
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6ES7214-1AG40-0XB0 1-----------
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ONTRAK 220-016 PULLEY, GROOVED
ONTRAK 25-0001-003 TOOL,.125 SHIM
ONTRAK 26-0200-032 KIT, SPARE PARTS, DSS-200, W/MEG
ONTRAK 26-0200-207 KIT, ANNUAL, ONTRAK, S21
ONTRAK 26-0200-212 KIT, QUARTERLY, ONTRAK, S21
ONTRAK 26-0200-215 KIT, BRUSH, SEMI-ANNUAL PM, S2i
ONTRAK 26-0200-262 PM KIT QUARTERLY
ONTRAK 26-0200-269 KIT,ANNUAL,PM,INTEL,CE96
ONTRAK 26-0200-270 KIT SEMIANNUAL PM CE96
ONTRAK 26-0200-271 KIT, QUARTERLY, PM,CE96
ONTRAK 26-0200-383 PM KIT, SERIES 1
ONTRAK 26-0200-385 PM KIT, SERIES 1
ONTRAK 26-0200-387 QUARTERLY PM, SERIES 0&1 KIT
ONTRAK 26-0200-388 KIT, PM, ANNUAL, SPIN, S0&1
ONTRAK 26-0200-391 KIT, PM, ANNUAL, OUTPUT, S0&1
ONTRAK 26-0200-399 PM KIT, SERIES 2, Q3
ONTRAK 26-0200-400 PM KIT, SERIES 2, Q4
ONTRAK 26-0200-401 QUARTERLY PM, S2 CLASSIC
ONTRAK 26-0200337 KIT,PMQ2CE
ONTRAK 26-2725-400 KIT,PMQ1CE,WSCRUB/ERGO,L0ADR
ONTRAK 26-2725-500 KIT,PMQ2CE,WSCRUB/ERGO,LOADR
ONTRAK 26-2725-700 KIT,PMQ4CD,WSCRUB/ERGO,LOADR
ONTRAK 26-8800-005 KIT, TRANSPORT ROLLER 4 BR
ONTRAK 26-8800-006 KIT, TRANSPORT ROLLER 5 BR
ONTRAK 26-8800-014 KIT PM QRTLY BRUSH STATION
ONTRAK 26-8800-118 KIT, PM, SEMI-ANNUAL, BR. UPPER, SYN
ONTRAK 26-8800-118 KIT, PM, SEMI-ANNUAL, BR. UPPER, SYN
ONTRAK 26-8800-119 KIT,LOWER,BRUSH,SEMI-ANNUAL
ONTRAK 26-8800-120 KIT,BR,ROLLER,SEMI-ANNUAL
ONTRAK 26-8800-144 KIT, PMSCEBRSH8800-038
ONTRAK 26-8800-145 KIT,SEMI-ANNUAL,PM,CE96
ONTRAK 26-8882-009 KIT,SPIN,SEMI-ANNUAL PM
ONTRAK 26-8882-010 KIT CARRIAGE ROLLER
ONTRAK 26-8882-011 KIT, IDLER ROLLER
ONTRAK 26-8882-054 KIT,PMACESPIN8882-027
ONTRAK 26-8882-055 KIT, PMSCESPIN8882-027
ONTRAK 26-8882-059 IT, PM,SEMI-ANNUAL, SPIN, INT
ONTRAK 26-8882-060 KIT PM QRTLY SPIN STATION
ONTRAK 26-8882-070 KIT, RETROFIT,SPINNING,S2
ONTRAK 26-8882-079 KIT, PM, SEMI ANNUAL, SPIN, S2C
ONTRAK 26-8892-003 KIT,SENDER,SEMI-ANNUAL PM
ONTRAK 26-8892-009 KIT CNVYR TRANS DRIVE
ONTRAK 26-8892-062 KIT, PM, SEMI-ANNUAL, INPUT, INT
ONTRAK 26-8892-065 KIT,ANNUAL,PM
ONTRAK 26-8892-066 KIT, PMSCE INPT 8892-040
ONTRAK 26-8892-077 KIT, PM, ERGO,ANNUAL,S2
ONTRAK 26-8892-078 KIT, PM, ERGO, SEMIANN, S2
ONTRAK 26-9900-009 PM, KIT, INTEGRA, Q-4
ONTRAK 2600-8800-004 KIT,BR SEMI ANNUAL PM, S2
ONTRAK 27-0001-042 WRENCH,TAP,3/8"SQ DR.1/4"-1/2"
ONTRAK 27-0001-043 TAP AND DRILL,COMB,7/16-20UNF
ONTRAK 28-0001-002 ASSY,PIA TEST PCB BD.
ONTRAK 28-0001-004 ASSY, PCB PIA INDICATOR
ONTRAK 28-0075-012 PCB INTERFACE ASSY
ONTRAK 28-0075-014 PCB ASSY PRINTER SO
ONTRAK 28-8875-002 PCB
ONTRAK 28-8875-004 P.C.B.
ONTRAK 28-8875-005 PCB, BD QUAD MICRO STEPPER
ONTRAK 28-8875-011 PCB, ASSY OUTPUT INTERFACE
ONTRAK 28-8875-011 PCB, ASSY OUTPUT INTERFACE
ONTRAK 28-8875-012 PCASSY, COMM, PRE-PROD.
ONTRAK 28-8875-013 PCB, DUAL DC MOTOR
ONTRAK 28-8875-013 PCB, DUAL DC MOTOR
ONTRAK 28-8875-014 PCB, QUAD MICRO STEPPER
ONTRAK 28-8875-035 PCB,ASSY,DIST
ONTRAK 28-8875-037 OPTO, INPUT BD
ONTRAK 28-8875-038 PCB, SMIF
ONTRAK 28-8875-045 ASSY,PC,INT,MOTOR
ONTRAK 28-9975-006 DISTRIBUTION MOTHER BOARD ASSY
ONTRAK 30-0008-001 POWER SUPPLY, 120V (SSI)
ONTRAK 30-0008-003 O-RING
ONTRAK 30-0008-008 O-RING
ONTRAK 30-0008-008 O-RING
ONTRAK 30-0008-015 O-RING,.737IDX.103W,VITON
ONTRAK 30-0008-018 O-RING,2.3IDx .103W,POLYURETHAN
ONTRAK 30-0008-020 O-RING, .299 ID, .505 OD, PO
ONTRAK 30-0008-024 O-RING
ONTRAK 30-0008-024 O-RING
ONTRAK 30-0008-027 O-RING, 2.237 X.103
ONTRAK 30-0008-028 O-RING, 2.800 ID X .103
ONTRAK 30-0008-030 O-RING,2-006,CLEAR
ONTRAK 30-0008-049 O-RING,209 ID,.070W
ONTRAK 30-0008-052 O-RING
ONTRAK 30-0008-070 O-RING,2-031
ONTRAK 30-0008-083 O-RING,.989ID,.070W,U66270
ONTRAK 30-0008-107 O-RING (PACK OF 4)
ONTRAK 30-0024-221 FTG,"Y",1/8 O.D.
ONTRAK 30-0056-021 COUPLER,FLEX,3/8X1/4
ONTRAK 31-0004-046 VALVE, PNEUMATIC 5 PORT
ONTRAK 31-0007-003 VALVE, PNEU, W/MICRO ADJ
ONTRAK 31-0008-002 CYLINDER, ROLLER,SOL,4,S0
ONTRAK 31-0008-003 CYLINDER, LARGE
ONTRAK 31-0008-011 CYLINDER, AIR SEND
ONTRAK 31-0008-019 CYLINDER, AIR, 9/16,BORE,2
ONTRAK 31-0008-026 CLEVIS,AIR CYLINDER PISTON
ONTRAK 31-0009-004 MOUNT, FRAME
ONTRAK 31-0009-012 CLEVIS, REAR
ONTRAK 31-0010-001 CYLINDER, ROLLER
ONTRAK 31-0010-001 CYLINDER, ROLLER
ONTRAK 31-0010-002 CYLINDER,ROLLER,SOL,2
ONTRAK 31-0010-002 CYLINDER,ROLLER,SOL,2
ONTRAK 31-0010-003 CYLINDER-4 STROKE
ONTRAK 31-0010-006 PLUG, 1.4NPT
ONTRAK 31-0010-015 CYLINDER, ROTA, XPORT, ERGO
ONTRAK 31-0011-002 VALVE, ENTRY, EXIT
ONTRAK 31-0011-002 VALVE, ENTRY, EXIT
ONTRAK 32-0003-007 TIMING BELT
ONTRAK 32-0003-008 TIMING BELT
ONTRAK 32-0003-009 TIMING BELT
ONTRAK 32-0003-019 BELT, ROLLER BRUSH
ONTRAK 32-0005-002 CHAIN DRIVE
ONTRAK 32-8000-004 ARM, TIMING BELT, URETHANE, R
ONTRAK 33-0002-003 BEARING,ROBOT,WRIST
ONTRAK 33-0002-008 BEARING
ONTRAK 33-0002-010 BEARING .7874 ID ROBOT, ROTN, FRONT
ONTRAK 33-0002-028 BEARING CARRIAGE CAP FT 2
ONTRAK 33-0002-029 BEARING,.CARRIAGE,BK,2
ONTRAK 33-0002-034 BEARING,FLANG,5/8IDX23/3
ONTRAK 33-0002-036 BEARING,FLANG 1/2IDX19/3
ONTRAK 33-0002-044 BEARING, THRUST
ONTRAK 33-0003-001 BUSHING, WRIST,ROBOT
ONTRAK 33-0004-027 SEAL,DYNAMIC,3/4 SHAFT
ONTRAK 33-0004-029 SEAL, RECIP. 5/8" SHAFT (PACK OF 4)
ONTRAK 33-0004-029 SEAL, RECIP. 5/8" SHAFT (PACK OF 4)
ONTRAK 33-0004-041 SEAL,DYNAMIC,.25 SHAFT
ONTRAK 33-0004-042 SEAL ROTARY 5/8
ONTRAK 33-0004-042 SEAL ROTARY 5/8
ONTRAK 33-0004-045 SEAL, ROTARY
ONTRAK 33-0007-003 SHAFT, 1/4", DIA - 2 INCH
ONTRAK 33-0008-023 BUSHING,FLANGED,.75 SHAFT
ONTRAK 33-0008-023 BUSHING,FLANGED,.75 SHAFT
ONTRAK 33-0014-003 BEARING, BALL, 5/8OD, CAMF, SPIN
ONTRAK 33-0092-001 LINER GUIDEWAY
ONTRAK 33-1000-005 BRG, DEL. GLASS BALLS
ONTRAK 35-0005-001 FLOWMTR,TEFO- 1
ONTRAK 35-0005-007 CONTROL, FLOW
ONTRAK 35-0005-011 FLOWMETER, 1000-4000CC,FLA
ONTRAK 35-0005-011 FLOWMETER, 1000-4000CC,FLA
ONTRAK 35-0005-012 FLOW METER
ONTRAK 35-0005-014 FLOWMETER 5-250 CC., FLARE
ONTRAK 35-0005-024 FLOWMETER, TEF, 350-1500CC
ONTRAK 35-8000-001 FLOWMETER
ONTRAK 40-0075-007 POWER SUPPLY +5VDC+/- 12VDC 25
ONTRAK 40-0075-008 POWER SUPPLY
ONTRAK 40-0075-008 POWER SUPPLY
ONTRAK 42-0007-005 MOTOR, STEPPER, CASS, RECEIVER, ST
ONTRAK 42-0007-005 MOTOR, STEPPER, CASS, RECEIVER, ST
ONTRAK 42-0007-10 2P MICRO STEP DRIVER, RD-021M8
ONTRAK 42-0010-004 CONTROLLER-SEMIX MICROCOMPTER
ONTRAK 42-0960-ABT REMOTE ABORT KEYPAD
ONTRAK 42-0960-RTA REMOTE ARM TRANSFER PAD
ONTRAK 42-2289-000 CONTROL BOARD
ONTRAK 43-0003-004 VALVE, N/C, SST DIAPHRAGM
ONTRAK 44-0080 ROD
ONTRAK 44-0499 PLATE
ONTRAK 44-1524 CONNECTOR
ONTRAK 44-3302 IONIZATION GAUGE TUBES 11.5 TORR (SIGNET)
ONTRAK 50-0075-007 EPROM, GESPAC 128K X 8 155NS
ONTRAK 70-0010-022 CONTACT SCKT,18-16GA (PACK OF 10)
ONTRAK 70-0010-024 CONTACT SCKT,20-24GA (PACK OF 10)