39RTMCAN現(xiàn)貨 原裝進口 ABB 羅克韋爾 PLC 模塊
廈門仲鑫達自動化設備有限公司
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PLC與變頻器連接應用注意事項
變頻器是將固定電壓、固定頻率的交流電變換為可調電壓、可調頻率的交流電裝置。變頻器廣泛應用于節(jié)能、自動化系統(tǒng)及提高工藝水平和產品質量等方面。變頻器的問世,使電氣傳動領域發(fā)生了一場技術革命,即交流調速取代直流調速,變頻調速被公認為最有發(fā)展前途的調速方式。
可編程序控制器簡稱PLC(Programmable Logic Controller),它是一種數(shù)字運算與操作的控制裝置,廣泛應用于工業(yè)控制的各個領域。PLC 通過軟件編程和硬件連接可實現(xiàn)各種復雜的控制任務,控制功能強大,是當代工業(yè)控制的三大支柱之一。作為工控產品,變頻器和PLC 常配合使用(PLC 作為編程器,變頻器作為驅動器),完成各種控制任務。
P L C 與變頻器的連接主要方式有:PLC 的數(shù)字量輸出信號與變頻器的數(shù)字量輸入信號相連;PLC 的模擬量輸出信號與變頻器的模擬量輸入信號相連。實際應用中,就兩者正確連接時應注意問題總結如下。同時,變頻器運行時會對周圍電氣設備產生較強的電磁干擾,為防止變頻器運行時對PLC 干擾,兩者相連接時應重點考慮的問題總結如下。
1 數(shù)字量信號連接應注意的問題
變頻器的輸入信號中包括對運行/ 停止、正轉/ 反轉、點動等運行狀態(tài)進行操作的數(shù)字量輸入信號(開關型指令信號),這些信號常來自PLC 的數(shù)字量輸出信號。PLC 通常利用其內部的繼電器接點(繼電器輸出型P L C )或具有開關特性的元器件(晶體管輸出型PLC)與變頻器相連,得到運行狀態(tài)指令,如圖1 和圖2 所示。在進行數(shù)字量信號的連接時應注意:
(1)使用繼電器輸出型P L C 與變頻器相連時,應注意接觸不良常帶來變頻器誤動作,因此在實際接線中一定要注意連接可靠。
(2)使用晶體管輸出型P L C 與變頻器相連時,應注意晶體管本身的電壓的高低、電流的大小等限制條件在其范圍內,保證系統(tǒng)的可靠性。
(3)設計變頻器的輸入信號電路時,應盡量避免采用繼電器等感性負載,因繼電器開閉產生的浪涌電流可能引起變頻器的誤動作。
(4)當P L C 輸出的開關信號進入變頻器時,有時會發(fā)生外部電源和變頻器控制電源之間的串擾,應注意對P L C和變頻器分開接地,避免兩者使用共同的接地線。
2 模擬量信號連接應注意的問題變頻器中的模擬量輸入信號,通常指0~10V/5V 的電壓信號或0/4~20 mA的電流信號;這些模擬量輸入信號可通過接線端子由外部給定,當變頻器與P L C 連接時,這些模擬量輸入信號也可來自PLC 的模擬量輸出信號,如圖3 所示。在進行模擬量的連接時應注意:
(1)阻抗匹配。根據(jù)變頻器的輸入阻抗選擇P L C 的輸出模塊,實現(xiàn)兩者的阻抗匹配。
(2)電壓范圍。當變頻器和P L C 的電壓信號范圍不同時(如變頻器的輸入信號為0~10V,而PLC 的輸出電壓信號范圍為0~5V 時;或PLC 的一側的輸出信號電壓范圍為0~10V而變頻器的輸入電壓信號范圍為0~5V時),需采用串聯(lián)電阻的方式進行分壓,以保證兩者在正常電壓范圍內
工作,避免電壓過限可能損壞器件。
(3)采用屏蔽電纜或絞合電纜。對于變頻器和P L C 而言,弱電控制信號(電壓0~5V/10V、電流0/4~20mA等)易受到外界強信號的干擾,必須對控制信號采取適當?shù)钠帘未胧。常用的方式就是采用屏蔽電纜進行屏蔽;對于長距離的控制回路宜采用絞合電纜,絞合電纜的絞合間距盡可能小。
(4)主、控電纜分開布線。實際連線時,注意主、控電纜分開布線,且相隔一定的距離。以保證主電路側的干擾及噪音影響不到控制電路。
3 變頻器運行時對PLC干擾應注意的問題
變頻器運行時會對周圍電氣設備(包括P L C )產生較強的電磁干擾,同時變頻器主電路斷路器等開關器件動作時也會影響PLC 的正常工作。為防止變頻器運行時對PLC干擾,變頻器與P L C 相連接時應該注意以下幾點:
(1)對PLC 本身應按規(guī)定的接線標準和接地條件進行接地,而且應注意避免和變頻器使用共同的接地線,且在接地時使二者盡可能分開。
(2)當電源電壓波動大,諧波成分多時,為抑制諧波干擾,應在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。如果干擾仍嚴重,應考慮在變頻器主回路中接入電抗器、專用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,應盡可能使與變頻器有關的電纜和與PLC 有關的電纜分開安裝,尤其是連接變頻器的強電電纜與連接PLC 的弱電電纜更要分開安裝。
4 結束語
變頻器和P L C 間連接問題,涉及到數(shù)字量信號連接、模擬量信號連接以及避免干擾應注意的問題;在實際應用中,兩者間的連接還涉及到用弱電信號控制強電的問題。因此,應引起重視,避免干擾造成變頻器、PLC 的誤動作;避免連接不當造成PLC 或變頻器的損壞。
本公司主要優(yōu)勢產品:
【..美國..英維思 Invensys FOXBORO I\A系統(tǒng), Triconex ESD系統(tǒng)】
【..美國.. .AB ..1756系列,1785系列,1746系列,1747系列,1771系列】
【..瑞士.. .ABB.. 機器人 DSQC系列,ABB Advant OCS,ABB Procontic PLC CPU】
【..法國....施耐德.. 140莫迪康昆騰系列處理器,內存卡,電源模塊等!
【..德國...西門子..Siemens MOORE,S5,S7,6DD等】
【..美國...通用電氣..GE..IC693/IC697系列】
【..美國 ...Westinghouse(西屋): OVATION系統(tǒng)、WDPF系統(tǒng)、WEStation系統(tǒng)備件!
【..德國...Bosch Rexroth(博世力士樂):Indramat,I/O模塊,PLC控制器,驅動模塊等!
【..美國... Motorola(摩托羅拉):MVME 162、MVME 167、MVME1772、MVME177等系列。】
我公司以北美,歐洲,亞洲多家供應商建立了良好的合作關。
以上產品廣泛應用于以下行業(yè):
【電力行業(yè)】
【鋼鐵行業(yè)】
【造紙行業(yè)】
【水泥行業(yè)】
我們有著充足的庫存,交貨期快,庫存價值大約3億人民幣,我們售出的產品都經過專業(yè)的測試和認證,且質保期均為一年)歡迎來電查詢,如遇下班時間請發(fā)送電子郵件,24小時之內會給你一個滿意的答復。
以下公司小部分現(xiàn)貨:BALLUFF ID SYSTEM PROCESSOR, BIS C-650
KOHLER POWER SYSTEM 150A AUTOMATIC TRANSFER SWITCH K-168541-150
PILZ SAFETY RELAY PNOZ X3P 24-240VACDC 3N/O 1N/C 1SO
BANNER FIBER OPTIC SENSOR HEAD OSEFX *NEW*
PHOENIX CONTACT 60VDC 2A 8 CHANNEL VARIOFACE MODULE, FLKM-14/8M/SI/P?LC
COSEL 24V 1.3A POWER SUPPLY P30-24 *LOT OF 2*
ABB 3-POLE 2* CIRCUIT BREAKER S203-C25
ALLEN BRADLEY 200A 600VAC/250VDC 3 POLE DISCONNECT SWITCH 1494V-DS200 SER. C
IAI ROBO CYLINDER ACTUATOR DRIVE RCP-C-SA5I-P
BANNER VALU-BEAM 24-250VAC PHOTOELECTRIC SENSOR SM2A912FQD *NEW*
FUJI ELECTRIC 200-220VAC COIL 50A MAGNETIC CONTACTOR SC-2N(50)
BANNER 10-250V VALU-BEAM PHOTOELECTRIC SENSOR SMA91E
CONTROL CONCEPTS 120VAC 50/60HZ 20A ISLATROL ACTIVE TRACKING FLITER I-120
ATLAS COPCO TRANSDUCER ART 26-50, 60815-444 *NEW*
ITW VORTEC 701 PANEL GUARD, NIB
MOELLER SINGLE-POLE 4A CIRCUIT BREAKER FAZ G4A-CNA *LOT OF 5*
BANNER MINI-BEAM 24-240VAC FIBEROPTIC SENSOR SM2A312FPQDP
PAPST 230V 80x80x38mm AC AXIAL COMPACT FAN 8550 N
GENERAL ELECTRIC 0-5 A-C AMPERES PANEL MOUNT METER, 250340LSLS *NEW*
ALLEN BRADLEY MEMORY MODULE 2760-SFC1 SER. A REV. B
COSEL K SERIES 24V, 6.* SWITCHING DC POWER SUPPLY L150AU-24-N
GENERAL ELECTRIC 9T23B3874 DRY TYPE TRANSFORMER 75 KVA 480 208/120 V W/ DISC
GE 300A 3-POLE CIRCUIT BREAKER TJJ436300
SOLA 95-130/190-260/?380-520V TO 120V CONSTANT VOLTAGE TRANSFORMER 23-23-125-8
TELEMECANIQUE 3A 240V LIMIT SWITCH XCKL102
BUSSMANN 600VAC 300VDC 6A CUBEFUSE, TCF6
HONEYWELL BALL JOINT ASSEMBLY 27518 *LOT OF 3, NEW*
APPLETON EXPLOSION PROFF DUST-IGNITIONPR?OOF LUMINAIRE
OMRON 5-24VDC INPUT, 24-240VAC 60A SOLID-SATE RELAY G3PA-260B-VD
CUTLER HAMMER LIMIT SWITCH HEAD E50DR1
OMRON 24VAC/DC SAFETY RELAY G9SA-301
ASCO 3/8IN. NPT 10.1W 50PSI SOLENOID VALVE WITH BASE 8215G10 *NEW NO BOX*
MICROSWITCH 250VAC ROLLER PLUNGER LIMIT SWITCH DTE6-2RQ9
ANDERSON POWER PRODUCTS 600V 350A HEAVY DUTY POWER CONNECTOR 906 *NEW*
REES 600VAC 250VDC RED & GREEN HEAVY DUTY PUSH-BUTTON SWITCH 347S *NEW NO BOX*
SIEMENS SINUMERIK SIMODRIVE CABLE ASSEMBLY 6SN1161-1CAA00-?0BA1
HONEYWELL CABLE CONNECTOR 117053 *NEW*
IFM EFECTOR 500 CONTROL UNIT FOR PART SEAT MONITORING PS7570
GENERAL ELECTRIC THYRISTOR DIODE 410403-24AW
STI 1/2W 600V ARC SUPPRESSOR KIT 43127-0010 *NEW*
IDEC IZBARL RELAY BARRIER IBRC 6062R
AEG POWERBLOCK RECTIFIER MODULE 120632-DT *LOT OF 2*
SYMBOL BATTERY CHARGER SERVICE MODULE WP2446-US11
CHALLENGER 480VAC 22* 3-POLE MOLDED CASE SWITCH SF-3-8-225NA
TRERICE 4-1/2", 0-30PSI, PRESSURE GAUGE 600 *NEW*
SOURIAU UTGO1619P 19 PIN CONNECTOR, NEW IN BAG
OHMITE 15W 30OHMS POWER WIREWOUND RESISTORS TUW15J30R *NEW LOT OF 19*
ALLEN BRADLEY PROCESSOR CABLE 1771-CO
VICKERS +5V/+15V/-15V POWER SUPPLY MODULE 02-158215 REV. B
ORIENTAL MOTOR SUPER VEXTA PULSE GENERATOR XG6100S
FUJI ELECTRIC FANUC TRANSISTOR MODULE EVL31-060 / A50L-001-0103 *LOT OF 3*
EATON / CUTLER-HAMMER 10-30VDC INDUCTIVE PROXIMITY SENSOR E57EAL8T110EP *NEW*
ALLEN BRADLEY 110V/115-120VAC COIL SIZE 0-1 OPERATING COIL CB236 *NEW*
NAMCO 10-30VDC 4-PIN PROXIMITY SENSOR EE210-61304 *NEW IN BOX*
COOPER CROUSE-HINDS * 300V 3 POLE AC FEMALE MICRO MINI RECEPTACLE 5000114-394
SOLA 15VDC 3A REGULATED DUAL OUTPUT DC POWER SUPPLY SLD-15-3030-15T
SHARP 15" LCD DISPLAY SCREEN LQ150X1DG16
APPLETON 120/277VAC 20A 1 POLE MOUNTING COVER, EFK-F12-Q *NEW*
ALLEN BRADLEY 600V 60A 3 PHASE SAFETY SWITCH, 1494G-CF3N SER. 1 *NEW*
STI NON-CONTACT SAFETY INTERLOCK CONTROL UNIT MC-S024/110/220
TELEMECANIQUE 24VDC COIL 50A CONTACTOR LP1 D3210
TAIYO 24VDC DIGITAL FLOW SWITCH, DFS3-1200-DC24V?-5
MILWAUKEE 14.4V MOTOR ASSEMBLY 14-50-0785 *NEW*
POTTER & BRUMFIELD 60VDC 3A OUTPUT MODULE ODC-5 *LOT OF 5*
ALLEN BRADLEY CABLE ASSEMBLY 1777-CA *NEW*
MARATHON 11* 600V 3 POLE POWER DISTRIBUTION BLOCK 1423552
GE GENERAL ELECTRIC 3-POLE 400A CIRCUIT BREAKER E11592-R
TURCK 20-250VAC 10-300VDC PROXIMITY SENSOR Ni2-Q6,5-ADZ32-?0.1-FSB5.4X4/S3?04 *NEW
RATHGEBER KITZINGEN 488/465/442V TO 380V STEP DOWN TRANSFORMER ET 5000 CNA
FEDERAL PACIFIC T4T30 DRY TYPE TRANSFORMER 3 PH 30 KVA 480 208Y/120 VAC
GOULD SHAWMUT 15.5Kv 20E CL-14 CURRENT LIMITING FUSE 225-007-969
EBM 230VAC 50/60Hz SINGLE-PHASE THERMALLY PROTECTED COOLING FAN W2E200-HH38-07
COOPER BUSSMANN 1* LOW-PEAK FUSES LPN-RK-15SP *NEW BOX OF 10*
3D INSTRUMENTS 0-100PSIG RANGE, 1/4"NPT PRESSURE GAUGE 25504-23B51 NSAA *NEW*
TOSHIBA IGBT MODULE MG15G1AL2 *LOT OF 5*
HONEYWELL 600VAC, 250VDC MAX MICRO SWITCH LIMIT SWITCH BZE6-2RQ8 *NEW*
RS 2-POLE 16A CIRCUIT BREAKER 157-9888 C16
EUCHNER PROGRAMMABLE ABSOLUTE ENCODER PWF-PKZS016S071?540 *NEW IN BOX*
SQUARE D 110/120VAC COIL SIZE 4 MOTOR STARTER CLASS 8536 TYPE SF0-1
NMB 24VDC 0.6A BRUSHLESS FAN 3610ML-05W-B49
MURR ELEKTRONIK M12X1 SIZE, 4 PIN CONNECTOR 00027606 *NEW*
ACME TRANSFORMER 3-PHASE 480V AC LINE REACTOR ALRC-025TBC *NEW*
SIEMENS 16KW 3 PHASE CHOKE 6SN1111-0AA00-0?BA1
TEXAS INSTRUMENTS PLC MOUNTING BASE 7MT902
KEARFOTT 6 WIRE RESOLVER CONTROL TRANSFORMER 05088-CR1409506?1 *NEW*
APPLETON EFK-F12-Q MOUNTING COVER, NIB
B-LINE SYSTEMS LR78446 6" X 4" X 3" TYPE 12 & 13 ENCLOSURE BOX, NNB
OMRON 24VDC COIL STANDARD RELAY G7T-1112S W/ BASE 0163YH *LOT OF 5*
NUMATICS 1/4"NPT, 14.5-120PSIG-AI?R, 24VDC, SOLENOID VALVE L22BA452B017G61 *NEW*
ADVANCE 120VAC 50/60HZ 32°F BALLAST IOP-2P59-SC *NEW*
PENN 9315 TEMPERATURE CONTROL, NEW
EBM PAPST 18/17W 115V 126x126x38mm FAN W2K121-AA15-13
ATLAS COPCO TENSOR NUTRUNNER CABLE 4220 2636 05 *DAMAGED PLUG*
IDEC 110-120VAC ELECTRONIC TIMER GE1A-B
BUSSMANN 250A 700V AC/DC SEMI CONDUCTOR FUSE FWP-250A
BANNER 10-30VDC PHOTOELECTRIC SENSOR T18SP6FF50Q
BUSSMANN FUSETRON 2* 600V DUAL ELEMENT TIME DELAY FUSE FRS-R-25 *LOT OF 6*
ALLEN BRADLEY BAR CODE SCANNER CABLE 2755-CS15 SER. A *NEW*
GESIPA 12VOLTS 1,4AH BATTERY PACK FOR BLIND RIVETING TOOLS 752-1017 *NEW*
INTERNATIONAL RECTIFIER THYRISTOR MODULE 410403-24AC *NICKS*
ROSS 110/120V 50/60HZ 3 POLE SOLENOID VALVE VA-26
MAC 35-120PSI, 24VDC, 5.4W, SOLENOID VALVE 92B-FAB-000-DM-?DDAP-1DN
LEVITON LAMP HOLDER 5C401 *NEW LOT OF 7*
DATA TECHNOLOGY OPTECON ENCODER, ON35-1250-50/5
SQUARE D 600V SECONDARY SURGE ARRESTER SDSA3650 SER. 001
SQUARE D 600V 10KV 50-400HZ CURRENT TRANSFORMER 780R-301
TURCK 20-250VUC PROXIMITY SENSOR Bi15-CK40-ADZ30?X2-B1131/S34
RELIANCE PROGRAMMING CONSOLE 5086 002
GE GENERAL ELECTRIC 600VAC 30A 3-POLE INDUSTRIAL CIRCUIT BREAKER TED136030
OMRON 24VAC/DC SAFETY RELAY UNIT G9SA-501
MARSCHNER 25VA 115-230V TO 20VAC STEP-DOWN TRANSFORMER K66/23
THE WIREMOLD COAPPROX. 4-5/8" X 3" OAL RECEPTACLE BOX 5745 *NEW SEALED,LOT OF 2*
BANNER 10-30VDC HIGH POWER FIBER OPTIC SENSOR D12SN6FPH *NEW*
HUBBELL WIEGMANN SC080806WW NEMA 1 SCREW COVER WALL MOUT ENCLOSURE, NIB SEALED
IDEAL 600VAC/VDC VOL-CON TESTER, 61-076
LOAD CONTROLS 120VAC COMPENSATOR PCR-1820
CROUSE HINDS 1" PERFIT CORD-GRIPS WT 083-075 *LOT OF 6, NEW*
APPLETON CONDUIT OUTLET SER. GR-EFHC
GE 6-POLE, 600VAC, 1200A SPECTRA SERIES CIRCUIT BREAKER MODULE AMC6GB MODEL 1
COOPER BUSSMANN 3* LOW-PEAK FUSES LPN-RK-35SP *NEW BOX OF 10*
SQUARE D 17* 600VAC 2-POLE POWER DISTRIBUTION BLOCK LBA262104
AIRMATIC-ALLIED 120V 11W 60HZ 1/8" ORIFICE SOLENOID VALVE, A322704 *NEW NO BOX*
SICK 2039135 CONNECTION CABLE
FESTO 120PSI RODLESS CYLINDER LINEAR SLIDE ACTUATOR DGPL-25-380-PPV?-A-KF-B
ISSC PULSETRONIC 90-250VAC 3 PIN PROXIMITY SENSOR 9952-0468 *NEW*
TOSHIBA IGBT TRANSISTOR A50L-1-0212
NAPA BELDEN 100' 16GA RED PRIMARY WIRE 732402 *NEW*
KAMOSEIKO KAMO 1/10G BALL REDUCER GEAR REDUCER BR50SH-10G-S225
MITSUBISHI ELECTRIC CONNECTOR BREAKOUT WIRING TERMINAL BOARD BB32A
BANNER MULTI BEAM SCANNER BLOCK SBE *NEW*
FANUC GEAR ASSEMBLY A290-7313-V524 *NEW*
MINNEAPOLIS HONEYWELL BROWN 126W2 PORTABLE POTENTIOMETER
VORTEC 701 250 PSIG PANEL GUARD ELECTRICAL ENCLOSURE COOLER
DAYKIN ELECTRIC PROGRAM PORT PPD-09
DIVERSIFIED ELECTRONICS 120VAC * @ 240VAC VOLTAGE MONITOR, UOA-120-AKA *NEW*
MARATHON 66* 600V 3-POLE POWER DISTRIBUTION BLOCK 1453587
WAGO 787-904 24.7VDC 10A AC-DC/DC-DC CONVERTER LWN 1601-6C1
HONEYWELL BURNER CONTROL UNIT RM7840 M 1017
EATON 2000LBS CAPACITY LOAD CELL 3173-2K
SANYO DENKI 24VDC 0.07A BRUSHLESS COOLING FAN 109P0424H6D04
ROSS W6476D2307 SINGLE-SPINDLE POPPET VALVE, NO BOX
TELEMECANIQUE 24V SAFETY RELAY XPSAP5140
IDEC IZUMI 120VAC 30 MIN TIME DELAY RELAY RTB CB2N *NEW*
SIGNAL TRANSFORMER 115/230V TO 48V STEP-DOWN TRANSFORMER DP-241-8-48
CAPP 120/240VAC 0-60MIN CYCLFLEX TIMER RESET 14264 *NEW*
YUSHIN 10.8-30VDC FLOW SWITCH MPS-V3RC-G-YSN
BUSSMANN 800A 600V LOW PEAK TIME DELAY FUSE KRP-C-800
GOULD SHAWMUT 600V 3-POLE POWER DISTRIBUTION BLOCK 63193
OMRON 24VDC SAFETY RELAY UNIT G9S-2001
MITSUBISHI ELECTRIC CORPORATION DIODE MODULE RM15TA-H *LOT OF 2*
KEYENCE LONG DISTANCE LASER SENSOR LV-H32
EMERGI-LITE MEDIUM SCREW BASE, LED EXIT SIGN REPLACEMENT LAMP QS-M *NEW*
GEMCO LIMIT SWITCH 1950 4 B A AO *NEW*
BRODERSEN 4 TIME RANGES TIME DELAY RELAY UNIC XM
JOKAB SAFETY 24VDC SAFETY RELAY RT7A
GE GENERAL ELECTRIC 480VAC 20A 3-POLE CIRCUIT BREAKER TEF134020
IDEC 120V RELAY RY4S-UL WITH BASE SY4S-05 *LOT OF 5*
SQUARE D 480VAC 4* 3-POLE MOLDED CASE CIRCUIT BREAKER FAL34045
BACO 2* 690VAC DISCONNECT SWITCH 172000
DATALOGIC C-BOX RS232 TO PROFIBUS CONNECTION BOX C-BOX 310
STEARNS 230/460V .* MOTOR BRAKE, 108704100GQF REV. B *NEW*
YOKOGAWA 100/240VAC 20VA DIGITAL INDICATING CONTROLLER, UT750 *NEW, W/ MANUAL*
COOPER 600V 8A 5-PIN 20ft MALE-FEMALE CABLE 5000111-4023 *NEW*
BANNER 120VAC MAXI-BEAM POWER BLOCK, RPBA
HONEYWELL MICRO SWITCH POLAR SCANNING HEAD MPP6 9314
SQUARE D 24-48VAC / DC LIGHT MODULE KM-35 SER. G
BANNER 5 PIN SELF CHECKING BUTTON STBVR8
ADVANCE 120V 60HZ ELECTRONIC START BALLAST LSX-213-TP
PILZ 110VAC E-STOP SAFETY RELAY PNOZ 1 3S / 1O 475630
ORIENTAL MOTOR GEAR HEAD 2GN7.5K
PIAB 1/8" NPT VACUUM SWITCH 3116014 *NEW*
SCHRACK 8A 250VAC RELAY RT424615 WITH BASE PXS 36
FUJI ELECTRIC 100A 500V TRANSISTOR MODULE EVL31-050 *LOT OF 5*
PAPST 24V AXIAL FAN 8414 NML
PILLAR INDUSTRIES POWER CONTROL BOARD AB6332-4(B)
OMRON TURRETT HEAD LIMIT SWITCH D4A1101N *WITHOUT BODY*
CUTLER-HAMMER PROXIMITY SWITCH HEAD E51DS1 SER. C1 *NEW*
CROUSE HINDS 3/4" FNPT FLEXIBLE FIXTURE ALC-20
ALLIED TELESYN CENTRECOM 12VDC FIBER OPTIC TRANSCEIVER AT-MX40F/ST
APPLETON 60Hz RECEPTACLE AR644
KEYENCE 12-24VDC DUAL DIGITAL FIBER OPTIC SENSOR FS-V21R
TELEMECANIQUE 6-10A MANUAL MOTOR STARTER & PROTECTOR GV2-M14
BANNER VALU-BEAM 10-30VDC PHOTOELECTRIC SENSOR SM1912DSRQD *NEW*
ELECTROMATE EHCB864PK 8.00X6.00X4.00 HINGE COVER ENCLOSURE, NEW
TRANS-COIL SINE GUARD 600V 6A MAX 3-PHASE LINE REACTOR KLR6ATB
THOMAS & BETTS RUSSELLSTOLL 600VAC 20A 2P 3W DURATITE PLUG, 5P23U0LD *NEW*
GSC INC. GSC 4000 MOTOCON CONTROLLER 4100-1-00-20-00
GOULD SHAWMUT 600V 2 POLE POWER DISTRIBUTION BLOCK 69162
SOLA Y1000N INDUSTRIAL CONTROL TRANSFORMER, 1 kVa, NIB
RUSSELLSTOLL 250V 50A ONE WAY EVERLOK RECEPTACLE ENCLOSURE 8331 *NEW*
LINESHARE BLACK BOX 120B, 100550099028001?0
GE 3-POLE, 600VAC, 1200A SPECTRA SERIES CIRCUIT BREAKER MODULE AMC3KM MODEL 1
資訊來源:
39RTMCAN