EL3020
EL3020
EL3020
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(cè)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(nèi)
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,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,且相隔的距離。以保證主電路側(cè)的干擾及噪音影響不到控制電路。
ATV930D55N4 2
131-7TE25-5AA3 1
121-1TE28-5AA3 1
121-1TE23-0AA3 1
120-1TE24-5AA3 1
120-2TE21-8AA3 2
131-6TE23-6AA3 1
121-1TE24-5AA3 1
121-2TE21-0AA3 1
GHQ20T-HD1M-E6P6/S4-FRR 4個
CLV622-2120 1
NA2-N24-PN 1
NA2-N12-PN 1
DFS60B-BHEA08192 1
DH5683K3 1
SGMMV-B5E2A21 20
HC-SFS102BK 1個
DPRAHIE-100A800-LS1 1
FR-A840-06830-2-60 1
A1SX42
A1SY41
A2USHCPU-S1
2711R-T7T數(shù)量2 7808
1794-IC16 1 3479
CIMA-AB2A0018FAA 200V 14A 數(shù)量: 1
330703-000-080-10-02-00 / 3300XL 11MM 1
330851-02-000-060-10-00-CN/ 3300XL 25MM 1
330780-51-00/ 3300XL 11MM 2
330850-51-CN/ 3300XL 25MM 1
330103-00-03-10-02-00 5
LENZE MDERAXX 071-11 數(shù)量:2
11.715.02.05 GT/00659340 數(shù)量:2
6SN1123-1AB00-0AA1 1個------------
BW168-T 2
6SL3210-1PE18-0UL1 數(shù)量1
6SL3210-1PE24-5UL0 數(shù)量1
6SL3210-1PE23-8UL0 數(shù)量1
R67DRN90S4-M1 1
XS630B4MAL2數(shù)量20
SGDH-02AE-OY
R88A-MCW151-E--------------
VFX48-175 54DEB 1
VFX48-210-54CEB 1
MMQ 400-2 1
6SL3210-1PE21-8AL0 數(shù)量2
W2D200-DH18-33 2
W2D200-DH18-40 4
LAD30F-24 1
MTW60-51515 1
ARND-4061 2
12.5URD273TTF1000 2
LNKV6402MTECTG 24
14.5URD94TDF1900 2
6SE7035-1EJ84-1JC1 1只
KM522S (帶程序) 2
KM940-A(帶程序) 4
S-150-24 30
SE-600-24 10
HMIGXU5512 1
1747-L542數(shù)量1 52589
6AV7260-1GN31-0BX5 1
1769-L30ERM 27653 1
1769-IQ16 2735 1
2711PK-T10C21D8 查無面價
工控機IPC-610L705G2I7-67004G1T120GSSDGTX1070 1
214-1AF40-0XB0 15臺
6ES7 522-1BH00-0AB0 2個
LX660-4077-T304/L10 R03 CG 1
CQM1H-CPU21不帶程序 2
1766-MM1 2 1540
WT7720T(7寸)帶網(wǎng)口 11個
E5EC-PR2ADM-800 3個
6AV7240-4BC07-0HA0 數(shù)量:1
314-1AE04-0AB0 數(shù)量:1
6AV7260-4BA31-0BX6 數(shù)量:1
353-3AG41-4BA0 1
6DD1661-0AD0 1---------------
ACS800-01-0075-3+D150+P90145KW80V 2臺
RXRM-08A-XEH 1
6AV2124-0UC02-0AX1 數(shù)量2-------------
IC754VSI12CTD-HH------------
6EP1437-3BA00
6SL3000-0BE31-2AA1
6SN1145-1BB00-0FA1 --------------
6FC5247-0AA00-0AA3-----------
6SN1118-0DJ23-0AA2--------------
6SN1123-1AA00-0DA2 ---------
6SN1113-1AB01-0BA1----------
6ES7322-1BL00-0AA0
6ES7158-0AD01-0XA0
VIPA221-1BH30
VIPA222-1BH30
ACH580-01-430A-4 1臺
FRN18.5VG5S-2A 1個
SGM7P-01A7J6C 1個
210-1SE31-1UA0 1個
ACS510-01-072A-4+B055
MD880-01S-0217-4
ERCR-NS01-B004-E1
1783-US5TG 面價5899
6ES7357-4AH01-0AE0--------------
力士樂觸摸屏SD301 0608830194 1
CIMR-F7Z4075 1
DRT2-MD16-1 need 8 pcs
HV300-A04T00900 2
2711-K5A8X 無面價 1
Fuji Gys502 DC1-SA 5000W 伺服電機 1
MPL-B4540F-MK24AA 無面價 1
P8S-GRFLX 10
電動機保護裝置 型號:P225CAOZ11200,數(shù)量1件
TEXAS INSTRUMENTS PLC 500-2101 NSFP 5002101
TEXAS INSTRUMENTS PLC 500-5041 NSFP 5005041
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Texas Instruments 500-5848
Simatic TI330 Direct Logic PLC complete With programmer
Returns: Not accepted
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Texas Instruments PM550-210 Power Supply PM550210 (UGC)
TI Siemens 500-5054 5005054 Redundant Tiway Peerlink PLC
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TEXAS INSTRUMENTS PLC 505-6851B NSPP 5056851B
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TEXAS INSTRUMENTS PLC 500-5892 NSFP 5005892
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Texas Instruments 510-1101
TEXAS INSTRUMENTS PLC 505-6851 NSPP 5056851
Texas Instruments 2497435 CMOS IR BD
Siemens TI CTi 575-4616 16 Point 110 VAC Output PLC Texas Instruments 5754616
Texas Instruments 505-7354 MODULE NETWORK I/F 505 PEERLINK 2 LL, 5057354
Texas Instruments model TI 140 and TI 103
Expedited shipping available
SIEMENS TEXAS INSTRUMENTS 555-1103 ``XLNT`` FAST SHIPPING
Enlarge
TEXAS INSTRUMENTS PLC 505-6860 USPP 5056860
TEXAS INSTRUMENTS PLC 505-4317 NSFP 5054317
Texas Instrument 500-5016 analog output module used 9 available
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TEXAS INSTRUMENTS PLC 164-1114 NSFP 1641114
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TEXAS INSTRUMENTS PLC 505-6511 USPP 5056511
Texas Instruments 435-CPU
TEXAS INSTRUMENTS PLC 7MT-200 USPP 7MT200
TEXAS INSTRUMENTS PLC 7MT-210 USPP 7MT210
TEXAS INSTRUMENTS PLC 500-5027 NSPP 5005027
TEXAS INSTRUMENTS PLC 500-5884 USPP 5005884
TEXAS INSTRUMENTS PLC 500-5031 NSPP 5005031
Texas Instruments 500-2109
TEXAS INSTRUMENTS PLC 505-6840 NSPP 5056840
SIEMENS TEXAS INSTRUMENTS SYSTEM 505
TEXAS INSTRUMENTS PLC 505-2590 NSPP 5052590
TEXAS INSTRUMENTS PLC 505-5417 NSFP 5055417
TEXAS INSTRUMENTS PLC 500-2108 USPP 5002108
TEXAS INSTRUMENTS PLC 500-5892 NSPP 5005892
TEXAS INSTRUMENTS PLC 7MT-400 NSPP 7MT400
Texas Instruments 500-2102
TEXAS INSTRUMENTS PLC 5T1-102-45675-1 USPP 5T1102456751
TEXAS INSTRUMENTS PLC 100-3103 USPP 1003103
Texas Instruments CORR 1670970 Board *60 DAYS WARRANTY!*
TEXAS INSTRUMENTS 505-6850-A USPP 5056850A
Texas Instruments Mod 550 Loop Access Module PM 550-400
TEXAS INSTRUMENTS 5TI-5339 INTERFACE MODULE 5TI5339
SIEMENS TEXAS INSTRUMENTS 505-7028A XLNT FAST SHIPPING
Texas Instruments 500-5114A RS485 Remote Base Controlle
Texas Instrument Siemens thermocouple input module 500-5051 3 available
Texas Instruments Series 305-04B/05B 10-Slot Rack!
Texas Instruments 520C-1102 Series 500 Controller A++
Texas Siemens Instrument 500-2151A Power Supply
Texas Instruments Programmable Controler Series 305-02B (5780)
TEXAS INSTRUMENTS MODEL 500-5053 PEERLINK INTERFACE
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Texas Instruments 5TI-4000
TEXAS INSTRUMENTS PLC 505-6851B USPP 5056851B
Texas Instruments 505-7002
505-6851 B Texas Instruments Siemens 505-6851B N6
575-2104 Texas Instruments Siemens PLC 5752104 N22
CTI-2576 Texas Instruments/Siemens TI CTI2576 N6
Texas Instruments 500-2151
Texas Instruments 500-2151A
TEXAS INSTRUMENTS PLC 505-4317 NSPP 5054317
Texas Instruments 5TI-3201
TEXAS INSTRUMENTS PLC 2223041-3 USPP 22230413
TEXAS INSTRUMENTS PLC 505-7339 NSFP 5057339
Texas Instruments 500-5056
TEXAS INSTRUMENTS PLC 505-CP5434--L2-DP USPP 505CP5434L2DP
TEXAS INSTRUMENTS PLC 505-CP5434-DP USPP 505CP5434DP
Texas Instruments 500-5030
Texas Instruments 5TI-2001
Texas Instruments 500-2114 Remote Base Controller
Texas Instruments 505-4632
TEXAS INSTRUMENTS PLC 2600634-0001 USPP 26006340001
TEXAS INSTRUMENTS PLC 7MT-300 NSFP 7MT300
TEXAS INSTRUMENTS PLC MT USPP MT
TEXAS INSTRUMENTS PLC 510-1101 USPP 5101101
TI TEXAS INSTRUMENTS 530-1104 CONTROLLER PLC MODULE
TEXAS INSTRUMENTS PLC 505-7510 USPP 5057510
TEXAS INSTRUMENTS PLC 560-2134 USPP 5602134
TEXAS INSTRUMENTS PLC 505-5432 USPP 5055432
TEXAS INSTRUMENTS PLC 505-7012 USPP 5057012
TEXAS INSTRUMENTS PLC 24-901-30-000 NSPP 2490130000
Texas Instruments 5TI-3000
TEXAS INSTRUMENTS PLC 500-5848 USPP 5005848
TEXAS INSTRUMENTS PLC 305-DC-04B USPP 305DC04B
TEXAS INSTRUMENTS PLC 944935-8001 USPP 9449358001
TEXAS INSTRUMENTS PLC 500-5048 NSFP 5005048
TEXAS INSTRUMENTS PLC 505-6108A NSFP 5056108A
TEXAS INSTRUMENTS PLC 505-6851 USPP 5056851
TEXAS INSTRUMENTS PLC 505-6851A USPP 5056851A
TEXAS INSTRUMENTS PLC 505-5417 NSPP 5055417
Texas Instruments 5TI-4100
TEXAS INSTRUMENTS PLC 7MT-400 USPP 7MT400
TEXAS INSTRUMENTS PLC 500-5019 USPP 5005019
TEXAS INSTRUMENTS PLC 435-DC-CPU NSFP 435DCCPU
TEXAS INSTRUMENTS 5TI-2001 USPP 5TI2001
TEXAS INSTRUMENTS PLC PFS-3630-A USPP PFS3630A
Texas Instruments 2490871 Processor Board
SIEMENS/TI/CTI 2550 505-2550 505 PLC
Texas Instruments 510-7105
Texas Instruments SINEC H1 505-CP1434TF
# TEXAS INSTRUMENTS 505
TEXAS INSTRUMENTS 505-6840 NIB 5056840
TEXAS INSTRUMENTS PLC 500-5039 USPP 5005039
505-2555 Texas Instruments/Siemens TI 5052555 R5
TEXAS INSTRUMENTS PLC 435-CPU USPP 435CPU
TEXAS INSTRUMENTS PLC 530C-1108 USPP 530C1108
TEXAS INSTRUMENTS PLC 505-5518 USPP 5055518
TEXAS INSTRUMENTS PLC 505-2580 NSFP 5052580
TEXAS INSTRUMENTS PLC U-01JLM6 NSFP U01JLM6
Texas Instruments 510-2101
TEXAS INSTRUMENTS PLC 505-4232 NSPP 5054232
TEXAS INSTRUMENTS PLC 2497284 USPP 2497284
TEXAS INSTRUMENTS PLC 990-307 USPP 990307
TEXAS INSTRUMENTS PLC 120-1111 USPP 1201111
TEXAS INSTRUMENTS PLC 505-3508 NSFP 5053508