ABB SNAT 609
2)、PLC的发展趋势
随着PLC应用领域日益扩大,PLC技术及其产品结构都在不断改进,功能日益强大,性价比越来越高。
(1)、在产品规模方面,向两极发展。一方面,大力发展速度更快、性价比更高的小型和超小型PLC。以适应单机及小型自动控制的需要。另一方面,向高速度、大容量、技术完善的大型PLC方向发展。随着复杂系统控制的要求越来越高和微处理器与计算机技术的不断发展,人们对PLC的信息处理速度要求也越来越高,要求用户存储器容量也越来越大。
(2)、向通信网络化发展
PLC网络控制是当前控制系统和PLC技术发展的潮流。PLC与PLC之间的联网通信、PLC与上位计算机的联网通信已得到广泛应用。目前,PLC制造商都在发展自己专用的通信模块和通信软件以加强PLC的联网能力。各PLC制造商之间也在协商***通用的通信标准,以构成更大的网络系统。PLC已成为集散控制系统(DCS)不可缺少的组成部分。
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WIKA TREND 0-250 DEGREES FAHRENHEIT THERMOMETER NNB
PARKER 1/64" COMPRESSION FITTING, LOT OF 4
GARLOCK 63X1602 OIL SEALS 21158-1602 NIB
B-LINE SPLCE PLATE 9A-1044 NNB
SIDELAY 6000 SENSOR INTERFACE BOARD, BC 33952-501
UNKNOWN MFG * CABLE NIB * TYPE CM AWM 2464
3/16" CLEAR VINYL TUBING 100FT
MICROSWITCH 600VAC, 2A, LIMIT SWITCH BZE6-2RN194
DYNICS OPERATOR INTERFACE SCREEN WXI5PTSMAR
1/4" X 1 1/2" LONG LAG FLEX HEAD BOLTS NNB, 1.5 POUNDS
SPAIN INSTRUMENTS 0-160 PSI PRESSURE GAUGE 103089
WINSMITH 3HP 1750RPM 920CDNE SPEED REDUCER 920CDNE32000AW 99414
SURPLUS * 0-60 PRESSURE GAUGE NNB * *
DEVILBISS SPRAY GUN AIR NOZZLE MB-4039-80 *NEW*
JOYSTICK CONTROLLER NO MANUFACTURER / PART #
CLE-FORGE HIGH SPEED SK 1047 APPROX 7-5/8" OAL TAPER SHANK DRILL BIT
SWAGELOK SS 316 LGJ COMPRESSION NUT W/ FEMALE LOT OF 4 100130
FLO TECT * FLOW SWITCH * 3S1B
EMTRON * CURRENT TRANSFORMER CTM010 * 01-2471-10
OZ GEDNEY 1-1/4" CONDUIT BODY LL47
VICTAULIC * ZERO FLEX COUPLING PAINTED GRAY * 3"-88.9
FLEXITALLIC * SPIRAL GASKET 3/4" 3/4/600 321/PTFE * -
MOELLER MANUFACTURING CO. PUNCHES SEALED BAG OF THREE
EG CONDUIT BODY COVERS APPLETON 1" K100
SPRECHER SCHUH DISCONNECT SWITCH LA7-25-1753
LINEAR GUIDE 1622-222-10AA11N
AC SERVO MOTOR SGMAH-02AAA21-Y2
GENERAL ELECTRIC * SER A 120V 60HZ CONTACT COIL VA448 * 55-501336G002
NDH BALL BEARING 5307
ENDURO ROLLER BEARING LM48548 NIB
ACCURATE BUSHING 1/2" CAM FOLLOWER, CR 1/2 AX, NIB LOT OF 5
SPEED RAIL SR9-8 SIDE OUTLET 90 ELBOW LOT OF 2
GENERAL ELECTRIC * LIGHTING CONTACTOR BASE ONLY * CR460B
GALVANIZED 1" TEE - NIB 99248
NUMATICS ACTUATOR 1 1/2 BORE 2.000 STROKE P1AK-02A31-E3A0
ASHCROFT DURALIFE 0-100 PSI PRESSURE GAUGE WITH DIAPHRAGM
HUBBELL VP-2 / VRG-100 / VCG-15 RED LIGHT FIXTURE, LR11851
HEIM UNIBAL SPHERICAL BEARING LSS-16 BOX OF 5
HYDROMATIC PUMP WITH HOSE LR 44100
ECO , 70 AMPS, LOT OF 3
MODUTEC 0-75 AC AMPERES INDICATOR
MODUTEC 0-300 AC VOLTS INDICATOR
BAILEY FISCHER PORTER NEMA 4X
STANDARD HIGH SPEED 1" DRILL BIT
DONALDSON AIR FILTER P182033 NIB
GRIP-LOK GRIPPER SERIAL NO.05020
REXROTH REGULATOR PR-7567-21002 NNB
HOFFMAN ENCLOSURE BOX A404CH
CKD SC1-8 VALVE NEW
MAC PNEUMATIC VALVE PEB-501AAAA
TDK NOISE FILTER ZMB2203-11
MURR ELEKTRONIK ART. NO. 44 081
EPCO FITTINGS E-202-1 1/12
T-304 2'' PIPE CLEVIS HANGER
ADCOLE REV.B POWER SUPPLY BOARD D32926 / D32925
PARKER 1/4 INCH TEE FITTING 1/2CA4-4 *NEW*
UNKNOWN MFG BOARD PR(DRG)-001 68W3032614XA
FISHERBRAND PRECLEANED FROSTED MICROSCOPE SLIDES 12-550-34 104078
SLOAN 3/4" URINAL SWEAT SOLDER KIT H-636-AA
HW CO. 5/16-18 NC HS
PARKER,46107291.06RPSR01.5,NNB
MANNESMANN DEMAG CLAMP/HARDWARE NIB 6662 03
RENOLD ROLLER CHAIN CONNECTOR LINK 80CL NIB BOX OF 7
BRIGHTON BEST 532693 M36 4.0 X 200 ALLOY SOCKET CAP 12.9, BOX OF 5, NIB
PARKER 3/8" TUBE O.D. MALE COMPRESSION CONNECTORS, 68C-6-6 *NEW LOT OF 12*
FIRE PROTECTION HANDBOOK SIXTEENTH EDITION
VIRGO OPTICS OPTOELECTRONICS SANDOZ FLAT AND PARALLEL LASER LENS 090209
FALK 3-1/2IN. DIA GRID 0762813 *NIB*
ELITE FLEXON CONVEYER CHAIN NG1843-K125 *NEW*
BALDOR HP.33 115/230V 6/3AMPS 1725RPM 48YZFRM INDUSTRIAL MOTOR 2-547-257-99 NNB
CLE-FORGE 3 FLUTE TAPER SHANK DRILL BIT 403615
LINCOLN CENTRO-MATI 1000 PSIG OIL INJECTOR, SL-41
LEYBOLD OPERATION MANUAL SOGEVAC SV 200, SV 300 BR2
DONALDSON HYDRUALIC FILTER P550284 LOT OF 3 NIB
INDUSTRIAL COMPUTER SOURCE PRODUCT MANUAL 00431-231-2A
OMRON ZE-Q22-2S, LIMIT SWITCH,NIB
LITHONIA T12 LAMP STRIPLIGHT NIB LOT OF 2
SQUARE D FUSEHOLDER 9080 F83211 (LOT OF 2)
SICK PHOTOELECTRIC PROXIMITY SENSOR VL18-4P330
SIEMENS CONNECTOR 6GT2090-0BC00 SEALED
F-L TOOL HOLDER COLLET ADAPTER 11063-C 11063SS
PARKER CYLINDER SERIES S 01.25 USUS16 0.312 NIB
HOFFMAN WIREWAY AUXILIARY GUTTER F-44LE9C
REXROTH CHECK VALVE SV 15 GA 1-42/12
IDEC SYSTEMS & CONTROLS OUTPUT UNIT PFA-1T081
HOFFER FLOW RATE INDICATING METER ACC18B-1-1
BALLUFF PROXIMITY SENSOR BES 516-324-EO-C-PU
BALL & ROLLER BEARING MCG CYR 1-5/8 NIB
FIXED RENEWABLE CHIP BREAKER DRILL BUSHING U .7425 NIB
SNR ROLLER DEEP GROOVE BALL BEARING 6006J30
ALLEN BRADLEY OVERLOAD THERMAL UNIT HEATING ELEMENTS, W48
UNKNOWN MFG. APPROX 9" OAL TAPER SHANK DRILL BIT
AB DISTRIBUTOR SKF MONOFLEX SINGLE-LINE CENTRALIZED LUBRICATING SYSTEM
CONTINENTAL HYDRAULICS DIRECTIONAL CONTROL VALVE VS12M-3A-GBL2-60L-H NNB
SS GAUGE - BENT RIM 0-60 PSI 102532
SONTHEIMER SELECTOR SWITCH LT-FH7-001 101938
GENERAL ELECTRIC CAM ROTARY SB-9 SWITCH 103461
FEDERAL DIGITAL ELECTRONIC INDICATOR DEI 14111D
HOLOPHANE CW3 SERIES LIGHTING COLLAR CW3A43
MARSH INSTRUMENT COMPANY GAUGE, 0-60 PSI 103810
UNKNOWN MFG * 2" SCH80 LOT OF 3 * FLANGE
3/8" C-CLAMP, LOT OF 5
SLEEVE 0115-100-019 H9500 SEALED
SNR MACHLINE 1/2 SET SUPER PRECISION BEARING, 71911.HV.DUJ74, NIB
SONY FLOPPY DISK DRIVE NIB
LANTRONIX DEVICE SERVER MSS100
SKF OIL SEAL 41125 NIB
TELEMECANIQUE CONTROL RELAY CA3 DN40 *LOT OF 2*
CONTINENTAL INVENSYS 5X20MM 12-280VAC 4-28VDC INTERFACE MODULE I.O.-OAC-R0-280
WILKERSON 300 PSI 125F 1/4" NPT REGULATOR W/ GAUGE, R03-02-GP0 *NEW*
AUTOMAX XL SERIES EXPLOSION PROOF ULTRA SWITCH XL 11000 *PLUG*
SMC 145 PSI 32MM BORE 70MM STROKE PNEUMATIC CYLINDER, CDQ2WB32-70D
CABLE VALVE BP-4883 821
ALLEN BRADLEY CONTROL RELAY 700DC-F400 SER. C
WEIDMULLER RD9 910641
EUPEC POWERBLOCK TT142N14KOF
TELEMECANIQUE PUSH BUTTON NIB XB4BVB4
UNKNOWN MFG * 8.5" HOSE 200PSI * CS093004
ATLAS COPCO 400 VAC 30 AMP POWER BOX 9040120204
FANUC * OUTPUT MODULE 1 LOT OF 3 * 0A16D A03B-0801-C445
PARKER 7/8 INCH x 7/8 INCH, UNION 62C-14 *NEW, LOT OF 2*
YASKAWA YASNAC ROBOT TEACH PENDANT ERC JZNC
CONTINENTAL PRECISION PRODUCTS 0-200PSI PRESSURE GAUGE 05-022-484
NUMATICS 3/8IN. NPT 2 PORTS AIR LINE LUBRICATOR L21L-03M *NEW NO BOX*
SMC 1/8" NPT 6MM TUBING O.D. ONE-TOUCH FITTINGS KQ2H06-01S *NEW LOT OF 10*
FEDERAL DIGITAL INDICATOR DEI-73120
SIKA SLAST-95 SELF ADHESIVE TAPE 2X2X0,75INX25FT WEB 152031
SJ-DC DRILL CHUCK 09459 3/16 DR
JOHNSON CONTROLS METASYS EDA-2040-11 WITH JOHNSON CONTROLS DPT-2015-0
ALLEN BRADLEY 120V COIL 76A86
SMC 0.1-1.0 MPa 3 PORTS HAND VALVE VHS401-N04-X1 NEW
EATON HOSE FLANGE LOT OF 3 TTC-12
CELTEK STACK DRIVER BOARD 607002 REV-02PA
DODGE TIGEAR WORM GEAR REDUCER 6051518 U AD
FANUC SERVO AMPLIFIER A20B-1003-008
FOXBORO GAUGE PRESSURE TRANSMITTER IGP10-DD1D1F 103086
FANUC CABLE CLAMP ASSEMBLY NIB A02B-0124-K001 99457
YASKAWA ELECTRIC CIRCUIT BOARD JANCD-SV02B / DF8203078/A0 REV A
ALLEN BRADLEY SLC 500 OUTPUT MODULE 1746-OA8 SER. A MISSING COVER
BALANCE ENGINEERING AUTOMATION CIRCUIT BOARD BE-244-802-D / BMCI-410 / 6-81
HELLER CIRCUIT BOARD A 23.020 022-000/0217 / 20.002 830 / YYT 3 EL
FALK ULTRAMITE 1940534 3/8X3/8X2.7/8 OUTPUT SHAFT KIT 23632-9-083
EBM 50/60HZ 230V THERMAL PROTECTED COOLONG FAN W2E200-HH38-07 98941
BALLUFF 3/8IN. NPT BOLT BAM00CY *NEW SEALED LOT OF 2*
ALLEN BRADLEY REMOTE I/O ADAPTER MODULE 1771-ARC SER.B FW REV. A
NUMATICS 1 1/2" BORE 2.000" STROKE F1AK-02A3J-BAA2 NNB
GARDNER * NUTRUNNER * 1VK2M/1B050A
BANNER, 27183, FIBEROPTIC LIGHT SENSOR HEAD, NIB
DANFOSS CONTROLLER 175H1431 AB5
BIMBA 2" BORE 2" STROKE PNEUMATIC CYLINDER, M-312 *NEW*
PARKER 250 PSI 1 IN. BORE 2 IN. STROKE PNEUMATIC CYLINDER, 01.00 CB2AU14A 2.00
ALLEN BRADLEY OVERLOAD RELAY NEMA A600 120-600V AC 592-J0V16 SER. B
ASCO 100PSI 1.1W 1/8IN.NPT SOLENOID VALVE 50.50 30288 *NEW NO BOX*
PARKER -8 JIC BRASS SAE HOSE TO PIPE FITTING LOT OF 7
OMRON * POWER SUPPLY * S82J-05024D
WILKERSON 150 PSIG 125F 3/8" NPT FILTER/REGULATOR, CB6-03-G00
PARKER NS-371-6FP QUICK COUPLING FEMALE COUPLER, 3/8" NPT FEMALE, LOT OF 4, NNB
GRAHAM-WHITE MANUFACTURING 90 SCFM 60HZ 115V 5 IN 1 AIR SYSTEM D22B13
ALLEN BRADLEY * OPERATOR HEAD * Z-13949
DURANT SOLID STATE 1800 DIGITAL COUNTER 51800-401 1800-511
DYMO 2-5/16" X 4" SHIPPING LABELS 5/PK 30256
DURANT ELECTRONIC COUNTER 6-Y-41321-412-MEQ
MODULARER TASTKOPF OSCILLOSCOPE PROBE SERIE 200 STANDARD -T 101928
BUSS-FUSETRON, FRS 12,LOT OF 6
KEYENCE SMALL SPOT BEAM REFLECTIVE LASER HEAD LV-S31 NIB
JUSTRITE AEROSOL BENCHTOP SAFETY CABINET FOR FLAMMABLES, PAINT
UNITED STATES * OFFICAL POSTAL GUIDE PART 1 * JULY 1945 SER 6
GATES BX62 V BELT NNB
STANDARD POWER SPS 15-5 POWER SUPPLY
HELWIG CARBON MOTOR BRUSH 10-127597
BROWNING 24 TOOTH GEAR YSS1224
HYPOTHERM POWERMAX NOZZLE PMX1100/120483
T.P.C WIRE AND CABLE 5 POLE MALE / FEMALE CORDSET 84979 *NEW*
ATLAS COPCO * NUT RUNNER W/4230 1600 90 * 4230 1705 ??
JOHN GUEST 1/2 INCH x 1/2NPT, MALE FITTING PI011624S *NEW*
SMC ACTUATOR AUTO SWITCH REED SWITCH D-E73A
COMAIR ROTRON FLIGHT II 12 DC .31A 3.7 W, DC FN12B3X
TDK * POWER SUPPLY * ESR 24-0R6
FESTO 40MM BORE 500MM STROKE PNEUMATIC CYLINDER, DZH-40-500-PPV-A, NNB
* NYLON MESH FILTER 400 MICRON * NO PART NUMBER
BROWNING SPROCKET W6023/1 1/8
DML 12X1X80Y ATB SAWBLADE D 1280 TA 105316
EMERGENCY SYSTEMS INC. LANTERN MODEL 166
SMC AF20-02-C 1.0MPA FILTER NEW
MERLIN GERIN CIRCUIT BREAKER 2A-TYPE C C60N
ALLEN BRADLEY BLACK SELECTOR SWITCH 800T-H2 SER N 101452
ALLEN BRADLEY ORANGE INDICATOR LIGHT 800H-PR16 SER F 101434
TELEMECANIQUE STACK LIGHT COVER/BASE XVAC211
HELICAL FLEXIBLE SHAFT COUPLING ACR100-12-12 99513
FLEX KLEEN FILTER BAG 6"X 55" LOT OF 10 B21235 NNB
FALK 1.375 BORE KW D/16X5/32 1218022 HUB COUPLING 1030T NIB
HOFFMAN INDUSTRIAL CONTROL PANEL ENCLOSURE E-3PBSS
OMRON * RELAY * MY4DC24S
INMAC * 300V 26AWG CABLE NIB * LL81295
WATTS 3/8" BACKFLOW PREVENTER NLF 9
GOODYEAR HY-T WEDGE BELT 3VX375 NNB
ALLEN BRADLEY CIRCUIT BREAKER 1 AMP LOT OF 3 1492-CB2 SER B
APPLETON ONE HOLE CONDUIT CLAMP CL-125 LOT OF 24
DYMO DELUXE TYPEWRITER KIT
MARTIN 16 TOOTH SINGLE ROW SPROCKET 50BTB16 1610
CARLO GAVAZZI * SOLID STATE RELAY * RD0605-D
USA GHS HSS TAP 5/8 11 NC 104719
ISCO 12VDC *** PORTABLE SAMPLER CONTROLLER, 6700
NORGREN * EXCELON LUBRICATOR * L72M-2AP-QLN
COLONIAL * 3" SCH80 45 NNB 1 LOT OF 3 * -
UNKNOWN MFG * 1 1/2" GALVANIZED TEE LOT OF 5 * -
CONTACTOR CA 35-00
GE REVERSIBLE MOTOR STARTER CL06A300M NIB
DAYTON * 230V 11A 19W 107 CFM AC AXIAL FAN * 3LE74
MITSUBISHI * ELECTRIC PARAMETER UNIT * FR-PUO1E
FOXBORO ELECTRONIC TRANSMITTER 823DP-I3S1NH2 102610
CRAYOLA NON-TOXIC BROAD LINE MARKERS 58-7800-8-052 *NIB, LOT OF 12 DOZEN (384)*
POSTAL HISTORY JOURNAL VOL 19 FEBRUARY 1975-VOL 25 OCT1981 100424
DURATECH O-RINGS/SEALS 4412-2511-27
SCHRADER BELLOWS COUPLER .5"
TRI-PLEAT PLEATED AIR FILTERS ES40LE 7E-7E LOT OF 24
RADISYS ETHERNET BOARD EXM-10A
WESTINGHOUSE 3 AMP CURRENT LIMITER EL3003R 104019
APPLETON 1-1/2'' MALL IRON FORM 35 UNILETS TB150-M
PANASONIC CIRCUIT BOARD ZUEP1220
BLUE DEVIL 7/64 COARSE SOCKET HEAD SCREWS 1019940 *NEW LOT OF 56*
UNKNOWN MFG * LEADER GASKET LOT OF 4 * 3-300/600 ASME B16.20
GATES HOSE FITTING NNB G25100 0606 6G 6MP
PHD * PARALLEL AIR GRIPPER * GRD152-1-2001
ARTUS 95255114
MISUMI DP-AP -25
FILTER BREATHER 26155 AL,3/8" NPT NIB
5" SS FLANGE 521037
MARTIN SPROCKET 41 70
FURNAS 27A 3 PH STARTER 14DP32A SER B OVERLOAD RELAY 48DC31AA3 SER D 101879
NKS 100KGF/CM2 LIQUID FILLED PRESSURE GAUGE, GV47-A02-10MK
ASHCROFT * 0-300PSI WATER PRESSURE GAUGE * 35-W1005P-02L-XUL
SHARPE 800 WOG CF8M 1/4 INCH NPT STAINLESS STEEL BALL VALVE W/ HANDLE, 58876
OHIO OSCILLATOR HYDRAULIC ROTARY ACTUATOR H67-50-AECB-ES-MS123X-XBHX-N
19 PTD HSS USA 219 TAPER DRILL BIT
OMRON SENSOR CONNECTOR E3X-CN12
FASTUBE METAL JOINT COMPONENTS CN-7, LOT OF 8
TSUBAKI * OFFSET LINK * RS12B
MAD***N/GRAYBAR ELECTRONICS MEC-05198-2-3
DICHTOMATIK TCM OIL SEAL 19283TB-H NIB