描述
PLC網(wǎng)絡(luò)是由幾級子網(wǎng)復(fù)合而成,各級子網(wǎng)的通信過程是由通信協(xié)議決定的,而通信方式是通信協(xié)議最核心的內(nèi)容。通信方式包括存取控制方式和數(shù)據(jù)傳送方式。所謂存取控制(也稱訪問控制)方式是指如何獲得共享通信介質(zhì)使用權(quán)的問題,而數(shù)據(jù)傳送方式是指一個站取得了通信介質(zhì)使用權(quán)后如何傳送數(shù)據(jù)的問題。
產(chǎn)品承諾:
保?證?全新原裝進(jìn)口,
保?證?安全準(zhǔn)時發(fā)貨,
保?證售后服務(wù)質(zhì)量,
優(yōu)勢價格,大量現(xiàn)貨。
主營DCS系統(tǒng)配件
機(jī)器人系統(tǒng)配件
大型伺服系統(tǒng)配件
品牌:ABB???,AB??,GE,FOXBORO,本特利,英維思,伍德沃德,西屋,瑞恩,施耐德,西門子,摩托羅拉,安川。力士樂。ACSO,橫河等進(jìn)口品牌。 專業(yè)銷售進(jìn)口DCS? PLC系統(tǒng)備件模塊
Triconex?Siemens?Yaskawa?ABB?GE?Ovation?AB?Foxboro?Motorola?Schneider?XYCOM?KUKA ? 專業(yè)銷售進(jìn)口DCS? PLC系統(tǒng)備件模塊 15天包退換 一年質(zhì)保 大量現(xiàn)貨? 國內(nèi)實(shí)力庫存商家
POWER TEN P62B-30100 0-30V@ 0-100A VARIABLE DC SUPPLY
O-30V 100A PLANE ELECTRICAL SYSTEM TEST DC POWER SUPPLY
0-30VDC 100A PLANE ELECTRICAL SYSTEM TEST POWER SUPPLY
LAMBDA DIGITAL 0-300V@0-6A LAB DC POWER SUPPLY + RS-232
0-300V OIL DRILLING DOWNHOLE INSTRUMENTS POWER SUPPLY
O-300V RS-232 COMPUTER CONTROLLED TEST DC POWER SUPPLY
O-30V 100A AUTOMATED BURN-IN OVEN TEST DC POWER SUPPLY
3KW BATTERY SOLAR PANEL ARRAY SIMULATOR DC POWER SUPPLY
3KW EMI RFI EMISSIONS ANECHOIC CHAMBER DC POWER SUPPLY
3KW SEMICONDUCTOR WAFER PROCESS CONTROL DC POWER SUPPLY
SEMICONDUCTOR PROCESS LED LIGHT BURN IN DC POWER SUPPLY
KROHN-HITE 3343 DUAL VARIABLE AUDIO NOTCH NOISE FILTER
NIB SONY PVM-14M4U NTSC PAL COLOR VIDEO MONITOR 16:9 HD
LAMBDA 0-40V@ 0-70A VARIABLE REGULATED DC POWER SUPPLY
LAMBDA LB-703-FMOV 0-36V@0-80A VARIABLE DC POWER SUPPLY
LAMBDA TCR 40S70-2 0-40V@0-70A VARIABLE DC POWER SUPPLY
LAMBDA 0-36V@ 0-80A METERED REGULATED DC POWER SUPPLY
TEKTRONIX 528 1420 NTSC WAVEFORM MONITOR & VECTORSCOPE
1.5KVA 230V 50HZ AC EUROPE MAINS POWER SUPPLY CONVERTER
LAMBDA 0-40V@0-60A DIGITAL VARIABLE DC LAB POWER SUPPLY
LAMBDA EMS 40-60-2-D 0-40V@0-60A DC LAB POWER SUPPLY
LAMBDA EMS 7.5-300-2-D 0-7.5V@ 0-300A DC POWER SUPPLY
LAMBDA EMS-10-200-5-D-?RSTL 0-10V@0-200A DC POWER SUPPLY
ANODIZING PLATING RECTIFIER CORROSION FREE PRESSURE BOX
KEPCO BOP 100-1 ±100V BIPOLAR DC POWER SUPPLY AMPLIFIER
60-50HZ FREQUENCY CHANGER EUROPE AC MAINS POWER SUPPLY
200A COPPER NICKEL CHROME ZINK PLATING RECTIFIER GPIB
200A TRANSISTOR DIODE BURN-IN OVEN DC POWER SUPPLY GPIB
TEKTRONIX 1710 1420 NTSC WAVEFORM MONITOR VECTORSCOPE
300AMP COPPER NICKEL SHOW CHROME GOLD PLATING RECTIFIER
EXTRON RGBHV YUV VIDEO AUDIO SWITCHER DLP CRT PROJECTOR
IKEGAMI NTSC PAL BROADCAST COLOR S VIDEO MONITOR 16X9
HP 6269B 0-40V@0-50A REGULATED DC POWER SUPPLY GUAR WKG
TEKTRONIX 760A STEREO AUDIO LEVEL PHASE SCOPE MONITOR
NEW 1KW 2/4/8/16Ω AUDIO POWER AMPLIFIER TUBE DUMMY LOAD
LAMBDA LK362-FMOV 0-60V@0-25A VARIABLE DC POWER SUPPLY
LAMBDA EMS 13-200-2-D 0-13V@0-200A DC LAB POWER SUPPLY
MAGNI NTSC PAL VIDEO YUV WAVEFORM VECTORSCOPE MONITOR
6KW ANALOG DIGITAL AUDIO STUDIO AC POWER LINE REGULATOR
HP 6034A 0-60V@ 0-10A DIGITAL LAB DC POWER SUPPLY GP-IB
GVG 8560 48 OUT STEREO AUDIO DISTRIBUTION AMPLIFIER DA
LAMBDA 0-60V@0-25AMPS REGULATED METERED DC POWER SUPPLY
SONY PVM-4B1U RACK MOUNT QUAD 4″ VIDEO MONITOR REBUILT!
6KW AUDIO VIDEO STUDIO AC POWER LINE VOLTAGE REGULATOR
200A 2600W CAR AUDIO POWER AMPLIFIER 12VDC POWER SUPPLY
O-13VDC 200A CAR ELECTRICAL SYSTEM TESTER POWER SUPPLY
O-13VDC 200A BOAT ELECTRICAL SYSTEM TESTER POWER SUPPLY
O-13VDC 200A CAR BOAT PLANE ELECTRICAL COMPONENT TESTER
O-13VDC 200A CAR BOAT PLANE ELECTRICAL COMPONENT TESTER
O-13VDC 200A CAR BOAT PLANE ELECTRICAL COMPONENT TESTER
0-200AMP DC CIRCUIT BREAKER CONNECTOR RESISTANCE TESTER
200A AC POWER LINE WIRING GROUND BOND BONDING TESTER
200AMP COPPER NICKEL CHROME ANODIZING PLATING RECTIFIER
LAMBDA 0-13V @ 0-200A DIGITAL REGULATED DC POWER SUPPLY
2NEWIB DORROUGH 40-A2 AUDIO VU LEVEL AVERAGE PEAK METER
WESTERN ELECTRIC VARIAC 4 VINTAGE TUBE AUDIO AMPLIFIER
5KW ANALOG DIGITAL AUDIO STUDIO AC POWER LINE REGULATOR
TEKTRONIX STEREO AUDIO LEVEL PHASE CD MASTERING MONITOR
NASA GEMINI ANALOG ELECTRIC DUAL STOP WATCH CLOCK TIMER
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SR-71 BLACKBIRD FLIGHT INSTRUMENT STOP CLOCK BOMB TIMER
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STEAMPUNK ANALOG ELECTRIC DUAL STOP WATCH CLOCK TIMER
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NASA GEMINI FLIGHT INSTRUMENTS ANALOG STOP WATCH TIMER
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ULTIMATE 300B TUBE AUDIO POWER AMPLIFIER POWER SUPPLY
LAMBDA EMS 13-150-2-D 0-13V@0-150A DC LAB POWER SUPPLY
VARIABLE AC POWER SOURCE SUPPLY 0-135 0-270V 50HZ 500VA
PANASONIC COLOR VIDEO MONITOR DIGITAL 4WAY MULTI CAMERA
HP 6448B 0-600V@ 0-1.5A REGULATED DC BENCH POWER SUPPLY
0-600V 1000 WATT DC POWER SUPPLY 4 TUBE AUDIO POWER AMP
DIGITAL RS-232 DATA ANNOTATOR VIDEO CHARACTER GENERATOR
0-280V@0-10A METERED ISOLATED VARIAC AC POWER SUPPLY
200AMP COPPER NICKEL SHOW CHROME GOLD PLATING RECTIFIER
HP 6268B 0-40V@0-30A REGULATED DC POWER SUPPLY GUARWKG
LAMBDA EMS 5-200-1-D 0-5V@200A DIGITAL DC POWER SUPPLY
SONY CCU-M3 4 DXC-537A DXC-M7 DXC-3000A DXC-327 CAMERA
USAMADE 0-100V@ 0-10A DIGITAL REGULATED DC POWER SUPPLY
POWER TEN 3300D-10010 0-100V@0-10A VARIABLE DC SUPPLY
SONY HKPF-D270 24P HD DIGITAL CAMERA INPUT MODULE HDCAM
SORENSEN 0-60V@0-17A REGULATED METERED DC POWER SUPPLY
TRUE ISOLATION LINE VOLTAGE REGULATOR POWER CONDITIONER
TOPAZ 70306 2KW ISOLATED AC POWER REGULATOR CONDITIONER
WOHLER 16CH STEREO AUDIO VU LEVEL METER SPEAKER MONITOR
SORENSEN 0-80V@0-12A VARIABLE REGULATED DC POWER SUPPLY
SORENSEN SRL 60-17 0-60V@0-17A METERED DC POWER SUPPLY
SORENSEN DCR 80-12B 0-80V@0-12A METERED DC POWER SUPPLY
SONY PVM-411 RACK MOUNT QUAD 4″ VIDEO MONITOR REBUILT!!
LEITCH SERIAL 601 SDI DIGITAL VIDE0 A-D 10BIT CONVERTER
LAMBDA 0-60V@ 0-18A VARIABLE REGULATED DC POWER SUPPLY
RECORDING STUDIO NO NOISE TRIPLE VARIAC LIGHTING DIMMER
SORENSEN 0-150V CIRCUIT BREAKER TESTER DC POWER SUPPLY
SORENSEN DCR 150-6B 0-150V@0-6A METERED DC POWER SUPPLY
HP 6434B 0-40V@0-25A REGULATED DC POWER SUPPLY REBUILT!
1KW BATTERY SOLAR PANEL ARRAY SIMULATOR DC POWER SUPPLY
POWER TEN 3300P-2050 0-20V@0-50A DC BENCH POWER SUPPLY
0-20V@0-50A DIGITAL REGULATED DC LAB POWER SUPPLY
50A ANODIZE ANODIZING ELECTROPLATING PLATING RECTIFIER
50A RHODIUM NICKEL SILVER GOLD ELECTROPLATING RECTIFIER
0-30V@0-33A DIGITAL REGULATED DC LAB POWER SUPPLY
POWER TEN 3300D-3033 0-30V@ 0-33A DC BENCH POWER SUPPLY
O-30V 33A PLANE ELECTRICAL SYSTEM TEST DC POWER SUPPLY
O-30V 33A AUTOMATED BURN-IN OVEN TEST DC POWER SUPPLY
0-30V DC AIRCRAFT ELECTRICAL SYSTEM TEST POWER SUPPLY
1KW EMI RFI EMISSIONS ANECHOIC CHAMBER DC POWER SUPPLY
1KW SEMICONDUCTOR WAFER PROCESS CONTROL DC POWER SUPPLY
SEMICONDUCTOR PROCESS LED LIGHT BURN IN DC POWER SUPPLY
RECORDING STUDIO NO NOISE DUAL VARIAC LIGHTING DIMMER
LAMBDA EMS 13-75-1-D 0-13V@0-75A BENCH DC POWER SUPPLY
75A ANODIZING TIN COPPER NICKEL GOLD PLATING RECTIFIER
HP 6114A 0-40V PRECISION DC CALIBRATOR LAB POWER SUPPLY
HP 6260B 0-10V@0-100A REGULATED METERED DC POWER SUPPLY
SORENSEN DCR 40-25B 0-40V@0-25A METERED DC POWER SUPPLY
HP 6428B 0-20V@0-45A VARIABLE REGULATED DC POWER SUPPLY
GENERAL RADIO 0-280V@ 0-8A DUAL METERED VARIAC LIKENEW!
45A ANODIZING ELECTRO PLATING ELECTROFORMING RECTIFIER
SIGMA VSS VIDEO AUDIO CAMERA WAVEFORM MONITOR SWITCHER
NEWBOX APS230 2CH HANDHELD DIGITAL STORAGE OSCILLOSCOPE
GVG TEN-XL VIDEO AUDIO CAMERA WAVEFORM MONITOR SWITCHER
HP 6428B 0-20V@0-45A VARIABLE REGULATED DC POWER SUPPLY
SORENSEN DCR40-25B 0-40V@ 0-25A METERED DC POWER SUPPLY
100AMP GOLD COPPER ZINC NICKEL CHROME PLATING RECTIFIER
SORENSEN 0-40V@ 0-25A REGULATED METERED DC POWER SUPPLY
STACO E1010VAW VOLTS AMPS WATTS METERS 1400W LAB VARIAC
PLC模塊,可編程控制器,CPU模塊,IO模塊,AI模塊,通訊模塊。AB/施耐德/ABB/GE/本特利/西屋/英維斯/霍尼韋爾/黑馬/FU克斯波羅
15天包退換 一年質(zhì)保 大量現(xiàn)貨? 國內(nèi)實(shí)力庫存商家