上世纪80年代至90年代中期，是PLC发展*快的时期，年增长率一直保持为30~40%。在这时期，PLC在处理模拟量能力、数字运算能力、人机接口能力和网络能力得到大幅度提高，PLC逐渐进入过程控制领域，在某些应用上取代了在过程控制领域处于统治地位的DCS系统。
PLC具有通用性强、使用方便、适应面广、可靠性高、抗干扰能力强、编程简单等特点。PLC在工业自动化控制特别是顺序控制中的地位，在可预见的将来，是无法取代的。
GENE TECHNOLOGIES G-STORM GS00001 THERMAL CYCLER
BELLCO BIOSCIENCES CO2 INCUBATOR BG-917
SQUARE D POWER LOGIC PWRSRV750 POWER SERVER
HIPOTRONICS AC DC KILOVOLTMETER KVM25A CS45-53
VARIAN PROSTAR 230 SOLVENT DELIVERY MODULE
LECROY LC584AM 1GHZ 4 CHANNEL OSCILLOSCOPE
SIEMENS SIMADYN D SP22 6DD1683-0CC0 REV B POWER SUPPLY
REICHERT LYNX LEICA TISSUE PROCESSOR MODEL EM
TA INSTRUMENTS DSC 2910 DIFFERENTIAL SCAN CALORIMETER
MAIHAK MLA 900 CONDUCTIVITY METER FOR LIGHT PETROLEUM P
PERKIN ELMER LAMBDA EZ150 UV/VIS SPECTROMETER AS IS
VARIAN TAP DENSITY MACHINE 50-1000
DOLCH DLI LOGIC ANALYSIS / ANALYZER SYSTEM MODEL 64300
STANLEY DISCHARGE DEPOSITION DEPOSITRON 720
QUIDEL URINQUICK URINE CHEMISTRY ANALYZER
LECROY 9362 1.5GHZ 2 CHANNEL 10 Gs/s OSCILLOSCOPE
MCS SA 2000 SA2000E PWM SERVO CONTROL AMPLIFIER
APPLIED PHYSICS SYSTEM APS 520A FIUXGATE MAGNETOMETER
CEM MES 1000 MICROWAVE EXTRACTION SYSTEM MES1000
SOLARTRON SCHLUMBERGER 1253 GAIN PHASE ANALYZER
CMA MICRODIALYSIS AB FLUORESCENCE DETECTOR CMA 280
CELLOMICS ARRAYSCAN II ILLUMINATION SOURCE L7212-44
DYNAMAX VARIAN AI-96 AUTOMATIC SAMPLE INJECTOR
YOKOGAWA DARWIN DR241-12-31-1W CHART RECORDER
WATERS 996 PAD PHOTODIODE ARRAY DETECTOR
YOKOGAWA MX100 TORK DATA ACQUISITION UNIT
WATERS MICROMASS ION SABRE CONTROLLER W/ PROBE & VACUUM
PCS INSTRUMENTS HFR2 HIGH FREQUENCY RECIPROCATING RIG
KTRON K-TRON K10-DU 2905-30427 DISPLAY PANEL
OLYMPUS IV-3K CONTROLLER W/ IV8D5-75 BORESCOPE ILX-6300
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