Siemens 140CPU31110
咨詢熱線--17750626260
空間的輻射電磁場(EMI)主要是由電力網(wǎng)絡(luò)、電氣設(shè)備的暫態(tài)過程、雷電、無線電廣播、電視、雷達(dá)、高頻感應(yīng)加熱設(shè)備等產(chǎn)生的,通常稱為輻射干擾,其分布極為復(fù)雜。若PLC系統(tǒng)置于所射頻場內(nèi),就回收到輻射干擾,其影響主要通過兩條路徑:一是直接對PLC內(nèi)部的輻射,由電路感應(yīng)產(chǎn)生干擾;而是對PLC通信內(nèi)網(wǎng)絡(luò)的輻射,由通信線路的感應(yīng)引入干擾。輻射干擾與現(xiàn)場設(shè)備布置及設(shè)備所產(chǎn)生的電磁場大小,特別是頻率有關(guān),一般通過設(shè)置屏蔽電纜和PLC局部屏蔽及高壓泄放元件進(jìn)行保護(hù)。
【誠信經(jīng)營】【質(zhì)量可靠】【進(jìn)口原裝】【拆包防偽】
【超大庫存】【當(dāng)天付款】【順豐速運(yùn)】【歡迎搶購】
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廈門莫格電氣自動化有限公司
張芳(銷售工程師)
電 話:0592-6514182/17750626260
Q Q:177763184
郵 箱:177763184@qq.cm
傳 真:0592-6514751
網(wǎng)址:http://www.mogget.cn
誠信經(jīng)營,質(zhì)量為首,誠信至上,莫格電氣竭誠為您服務(wù)!
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DELPHI TS10166 AIR TEMPERATURE SENSOR, NIB
CARRIER 14FLA@120/240V TEMPERATURE CONTROL SWITCH HH 22HB 067 NIB
TELEMECANITUE PROXIMITY SWITCH XSA V12801
ALLEN BRADLEY BULLETIN 872C INDUCTIVE PROXIMITY SENSOR SEALED
COLT INDUSTRIES SONAC 220 115/230VAC LEVEL SWITCH
IPF INFRARED SENSOR MZ R9 01 74 NIB
PEPPERL+FUCHS PHOTOELECTRIC SENSOR 087993
FOXBORO TEMPATURE TRANSMITTER B0300AP
ROBOHAND INC. OISP-011, NIB
MIDDEX ELECTRONIC SENSOR D-7201
SMC * SENSOR * D-A80
IFM EFFECTOR * PHOTOELECTRIC SENSOR * KD-3050-APKG
SICK OPTIC BARCODE SCANNER CLV490-3010 *NIB*
IFM ELECTRONIC PRESSURE SENSOR PL2654 NNB
BALLUFF DATASENSOR POWER SUPPLY BOS SR21-AH
IFM ELECTRONIC TT3050 TEMPERATURE SENSOR EFECTOR
TAMAGAWA SEIKI 3.5V 3000HZ BRUSHLESS RESOLVER, TS530N33E9
STI * MINISAFE SAFETY CURTAIN TRANSMITTER COSMETIC DEMAGE * MS4432X
CUTTLER-HAMMER PROXIMITY SENSOR E57-30LE40-AA
CUTTLER-HAMMER PROXIMITY SENSOR E57-30LE40-AA NIB
IFM EFECTOR 100 INDUCTIVE SENSOR IFR200 IFK3004BBPKG/AM?/SC/US104DPS NIB
NAMCO EE510-92540 WFI HammerHead 9-WAY CONFIGURABLE PROXIMITY SENSOR, NIB
SICK OPTIC 30-MGS RECEIVER MGSE30-12B
ALLEN BRADLEY FIBER OPTIC CABLE 99-69-1072 SER B NNB
IFM BEAM SENSOR E20829 NIB
FIKE SCRD BT RUPTURE DISK NIB
SQUARE D OVERLOAD RELAY THERMAL UNIT B28.0 NIB
STI CURRENT TRANSDUCER CLE-202420
HATHAWAY BETA 0-100PSIG 6.894BAR ISOLATED MEDIA GAUGE 910303 104926
KLAY INSTRUMENTS ELECTRONIC PRESSURE TRANSMITTER, 13-40VDC 105508
BAUMER ELECTRIC FIBER OPTIC PROXIMITY SWITCH CH-8501
NAMCO CONTROLS CYLINDICATOR EE230-38720 3000PSI
IFM EFFECTOR100 INDUCTIVE SENSOR IT5034 SEALED
PERCEPTRON DIGITIAL SENSOR WITH FLOOD LIGHT 515-0095 / 917-3019 100309
ATKINS TEMPERATURE PROBE 50335-J
NOSHOK PRESSURE GAUGE 0-400psi
IFM EFFECTOR PHOTOELECTRIC SENSOR OG5044
YOKOGAWA 0-800 AC AMPERES METER 60RY3434 / 288 1990
HEIDENHAIN 294 742 05 640MM LINEAR ENCODER, LS 176
SONAC PROXIMITY SENSOR MODEL-11L
DARKFIELD QUEBEC 40W 115V 60Hz COLONY COUNTER 3325