随着PLC技术的发展,其数据存储区越来越大。如德维森公司的PLC,其数据存储区(DM区)可达到9999个字。这样庞大的数据存储区,可以存储大量数据。
数据采集可以用计数器,累计记录采集到的脉冲数,并定时地转存到DM区中去。
数据采集也可用A/D单元,当模拟量转换成数字量后,再定时地转存到DM区中去。
PLC还可配置上小型打印机,定期把DM区的数据打出来。
PLC也可与计算机通讯,由计算机把DM区的数据读出,并由计算机再对这些数据作处理。这时,PLC即成为计算机的数据终端。
WINSMITH GEAR REDUCER 5MCT NEW 005MCTS33000BT
Graco Runaway Control Valve 224040
DAMAN MANIFOLD BLOCK 0398 NEW C00853 REV 2
SEW EURODRIVE GEARBOX R40DT80N4 (FOR DFT80N4) NEW R40DT...
INPUT MODULE TSX-DEY-64D2K TSXDEY64D2K
MAXITORO CARLYLE JOHNSON EMA-91603 375A EMA91603
PARKER 03.25 KJ2AU19A14AC 2.000 NEW CYLINDER SERIES 2A
TRABON LUBRIQUIP 527-003-250 NEW PROXIMITY CYCLE SWITC...
LABELJET 230S KEYPAD 40327820 NEW 230S
FANUC A20B-2901-0402 MEMORY MODULE A20B29010402
NIB HONEYWELL T775E 1015 ELECTRONIC TEMP. CONTROLLER
HONEYWELL POTENTIOMETER Q181A 1064 2 NEW Q181A10642
BOX OF 10 ALLEN BRADLEY 800T-N22 NEW AMBER LENS 800TN22
AUTOMATIC VALVE SOLENOID VALVE 407E43S39DS3-DB7 NEW 407...
AJAX MAGNETHERMIC J-02-0690 BOARD J020690
TELEMECANIQUE LP2 D1801BD NIB LP2D1801BD
ALLEN BRADLEY DIGITAL OUTPUT MODULE 1794-OB16 SER. A NE...
ALLEN BRADLEY INPUT MODULE 1794-IB16 SER. A FACTORY SEA...
BOX OF 100 COOPER B-LINE ZINC PLATED TWIRL NUT TN225 ZN...
MONARCH HYDRAULIC VALVE 120/60V/HZ 0.42A 01041-P NEW 01...
TSX-DEY-16A4 INPUT MODULE TSXDEY16A4
TSX-DSY-16S4 OUTPUT MODULE TSXDSY16S4
NAMCO EE530-72402 PROXIMITY SWITCH EE53072402
ALLEN BRADLEY PANELMOUNT MOUSE 6189-HPMOUSE SER. A REV....
SOR PRESSURE SWITCH 6NN-CA3-N4-C1A NEW 6NNCA3N4C1A
PARKER HYDRAULIC VALVE D1VW20HNYC 70 NEW D1VW20HNYC70
MODICON AS-E908-131 REMAN ASE908131
SIEMENS MODULE DIGITAL INPUT 505-4316A NEW 5054316A
TOL-O-MATIC PB220SK10CB NEW POWER BLOCK PB220SK10CB
CUTLER HAMMER PHOTOELECTRIC POLARIZED REFLEX 1451B-6507...
PEPPERL+FUCHS ROTATION SPEED LIMIT ALARM KFA5-DWB-EX1.D...
RELIANCE 76628-AX NEW TRANSFORMER 76628AX
MITSUBISHI FR-PUO1E PARAMETER UNIT FRPUO1E
TSX CCP S15 01 01 07 CT NEW CABLE TSXCCPS15010107CT
ACCUWEB INC BOARD 406-3401-03 406340103
GE FANUC INPUT MODULE IC600YB841B REMAN
FANUC A02B-0222-B503 A02B0222B503
GATCO BUSHING GB 3580 REMAN 3.3750" GB3580
USON 411-X300 REV C REMAN. 411X300
SIEMENS SITOP POWER 20 POWER SUPPLY 6EP1 436-2BA00 ...
WARNER ELECTRIC PHOTOSCANNER 7120-448-004 MCS 144 W/814...
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PACIFIC BEARING DDS16C NEW
MAGNETEK YASKAWA YPCT21069-1 YPCT210691
RED LION LARGE 6-DIGIT DISPLAY LDD00600 NEW LDD00600
FANUC A20B-2900-0700 MODULE A20B29000700
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EATON DURANT ELECTRIC COUNTER 6-Y-1-2-RMF-PM NEW 6Y12RM...
RELIANCE ELECTRIC TSTB CIRCUIT TESTER 0-51811-1 NEW 051...
SQUARE D SYMAX 8030-HOM-221 SER. E NEW 8030HOM221
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ALLEN-BRADLEY 802T-AMT NEW LIMIT SWITCH 802TAMT
PANALARM AMETEK 8-PIN RELAY ACS8-120A NEW ACS8120A
GENERAL ELECTRIC 9T58B50 NEW TRANSFORMER 9T58B50
ALLEN BRADLEY 1305-BA03A AC DRIVE 1305BA03A
STI MS4316 TRANSMITTER MS4316
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CATERPILLAR 092-7566 NEW FORKLIFT TRANSISTIR 0927566
UNICO 310-549.03 I/O INTERFACE 31054903
ALLEN BRADLEY 140M-F8E-C25 MOTOR STARTER
HONEYWELL SENSOTEC LOAD CELL 060-0911-01 NEW 060091101
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HONEYWELL SENSOTEC LOAD CELL 060-1426-04-01 NEW 0601426
AUTOMATION AS-BDEP-218 NEW INPUT ASBDEP218
172PNN21022 NEW ADAPTER MODULE 172PNN21022
ALLEN BRADLEY 1771-IG MODULE NEW 1771IG
BACHARACH 51-3267-0 NEW 5132670 94V0135A2400
CHAR-LYNN 1011002-009 NEW H MOTOR 1011002009
PACHYDYNE J02-0331 PC BOARD J020331
FANUC A20B-2900-0310 PC MODULE A20B29000310
ALLEN BRADLEY 1326CFU100 SERVO CABLE 1326-CFU-100 NEW
SIEMENS 505-4832 MODULE 5054832
NEW ALLEN BRADLEY 100FT CABLE RESOLVER 1326-CFU-100
WATLOW 96B0-CDAA-00RG NIB 96B0CDAA00RG
MODICON ASB807132 REMAN ASB807132
RED LION CONTROLS 1MD20000 METER PANEL NEW 1MD20000
PARKER M09844699 VALVE NEW M09844699
GRACO PUMP 540-800-111 NEW 540800111
LUBRIQUIP INC. 540-800-031 PUMP NEW 540800031