TRICON 3721
3）从控制速度上看，继电器控制系统依靠机械触点的动作以实现控制，工作频率低，机械触点还会出现抖动问题。而PLC通过程序指令控制半导体电路来实现控制的，速度快， 程序指令执行时间在微秒级，且不会出现触点抖动问题。
4）从定时和计数控制上看，电器控制系统采用时间继电器的延时动作进行时间控制，时间继电器的延时时间易受环境温度和温度变化的影响，定时精度不高。而PLC采用半导体集成电路作定时器，时钟脉冲由晶体振荡器产生，精度高，定时范围宽，用户可根据需要在程序中设定定时值，修改方便，不受环境的影响，且PLC具有计数功能，而电器控制系统一般不具备计数功能。
1 F. Q7 e&＃39; |( @/ F( E) s8 X1 q( -----------------------------------------1 F. Q7 e&＃39; |( @/ F( E) s8 X1 q( ---------------
Lubriquip Trabon Spindl-Gard Air Flow Switch UNUSED
Omron Sensor E2EC-CR5B1-U1 RoboHand Part # OISP-013
Trans Metrics Pressure Transducer Model P115CBA NEW
DVT Vision Camera 630-C3E40 NEEDS REPAIR
SMC Guided Cylinder MGPM50-2*** 145PSI
Turck Cylinder Sensor Bi2-CRS476-ADZ3?0X3-B3131/S34 NEW
Turck Cylinder Sensor Bi2-CRS603-ADZ3?0X3-B3131/S34 NEW
Mitsubishi A Series PLC Base Rack A38B-UL
Simpson Digital Panel Meter F-353-13-0 9-32vdc
Amphenol Sine Connector Plug XMM64KOO-B1 NEW
Mitsubishi A Series Interrupt Module A1SI61
AIRCO Control Module ZUEP04075
Honeywell Micro Switch Limit Switch 1ML2
Red Lion Temperature Controller TCU01000
11pc Swagelok VCR Fitting 6LV-4-VCR-3S-4T?B7 1.100"
Omega Infrared Thermocouple OS36-2-J-280F NEW IN BOX
Black Box Keybord Video Switch Box SR913A
Parker Quick Coupler SSH4-62Y NEW
SMC Dual Regulator Valve VVS8060-ARB-YAB?-1
Mitsubishi Servo Amplifier MR-J2S-20B
Allen Bradley Proximity Sensor 871L-D20EN40-N4 10-60v
25pc Allen Bradley 1492-WFB4 Single Fuse Holder w/ Neon
Pepperl & Fuchs Cylindicator Prox NJ2-D-US-2.062-?BHMS3
Allen Bradley 40hp Contactor 100-C60*00 w/ aux cont
Opcon Sensor Logic Module 8280A-6501 NEW IN BOX
Allen Bradley PowerFlex VFD 22A-D1P4N104 ser A 0.5hp
Efector Flow Monitor ST3653
Mitsubishi Servo Cable MR-J3ENSCBL10M-?H NEW IN BOX
Norand Barcode ID Station Model RT5940
Sola 24vdc Power Supply SDN 20-24-480C 20amps 380-
Pepperl & Fuchs Palm Button PB1-003-6
Newport iDRN-PS-1000 / N DIN Rail Switching Power Suppl
Bentley Nevada 5mm 7200 Series Bearing Vibration Probe
Thomson Super Smart Pillow Block Bearing SSUTWN16
Pepperl & Fuchs Photoelectric Sensor ML4.1-54-F/40B/?95/
Mitsubishi FX2NC-16MT-DSS I/O Expansion Module
Allen Bradley Sensaguard Ferrogard Non-Contact Switch 4
Hohner Encoder H6624A36/10 2600PPR
Red Lion Apollo Process Voltmeter NEW APLPV400
Goldline Single Stage Temperature Control SP-34 90-20
BEI Industrial Encoder H25G-SB-500-ABZ?C-4469-LED-ED25?-
ALLEN BRADLEY TOGGLE SWITCH JOYSTICK 800T-T4R1AAXX NIB
Cutler Hammer Switchgear Fuse 38RBA2-125E NEW
13pc Binzel Collision Switch 836.0001 NEW
Festo Field Bus Node CP-FB11-E
Celesco Cable Transducer PT420-0025-111-?1110
Allen Bradley Proximity Sensor 802PR-LBAM1-08
Veeder Root / Danaher Totalizer 799716-010
Red Lion PBA04101 Display Module NEW IN BOX
IDEC Sensor Fiber Unit SA1K-TF1
Sick Optics Photoelectric Sensor WT12-B5771 10-3
Robershaw Electric Thermostat D1D18
STI MiniSafe 4300B-2 Series Safety Light Curtain Transm
Exair Ion Air Knife 7" Length
Omron Process Controller E5EK-TPRR2-500
Omron Photoelectric Sensor E3L-DS50E4-50 12-24VDC
Weidmuller 24vdc Power Supply 991534 6.5 amp
Eagle Signal Universal DC Output NL1420L1 5-230VDC
100pc Weidmuller Grounding Terminal Block 156597 DLA 2
Square D Seriplex ***lated Output Module SPX2D2D2AV2
Pepperl & Fuchs Proximity Sensor NJ15U4A2 10-60VDC
Mitsubishi PLC FX-16-MR-ES/UL FX16MRESUL
GE Series One PLC Rack IC610CHS100B
Rutland Motor Coupler Model 6-37 1 /18" & 1 3/4"
Allen Bradley 160 vfd 160-BA01NPS1P1 .5 HP 460v
