描述
3HNE00133-1
这是最简单的反馈控制,有时也叫开关控制。这种控制是当被测量达到最高值或最低值的时候,就给出一个开关的信号。虽然被测量可能是模拟量,但控制输出是开关的,所以叫两位控制。在工业现场,有许多温控器和液位开关控制是采用这种方式的。控制器的输出值与被控参数的测量值和设定值或某个参考点的偏差是一个比例关系。比例控制比二位控制要平滑一些,消除了二位控制时会产生的被控量上下振荡的情形。比如,对一个反应罐的液位,如果设定的液位值是2700毫米,当液位降低时,进料管道上的阀门就要增加开度,而液位偏高时,则要将开度减小。增加和减小的比例与液位和设定值的偏差大小成比例关系在积分控制中,被控变量的值的变化与控制系统输出控制到实际生效的时间有一个预先设定的关系。执行机构的输出是渐渐地达到设定的值的。这种控制方式的产生是由于实际的控制元件和执行机构从给出输出信号到使被控变量达到设定值往往需要一段时间。
最常见的例子是温度控制,比如,假定我们知道到煤气阀门的开度到60%的时候,热水器的水温能够达到适宜洗澡的45度,但是,当你把阀门一下子拧到60%的位置时,水依然是凉的,你必须等一下,水温升到45度左右的时候,就会稳定。如果控制系统不用积分控制,而只用比例控制,那么当阀门输出为60%时,这是输入的温度值可能依然只有20度,那么按照比例控制,既然偏差依然存在,则阀门的开度会继续加大,这样,当水温升到45度时,阀门的开度可能会达到了90%甚至更高,这时,虽然控制系统会通知阀门保持不动,但水温会继续升高,可能到了50甚至60度,这时,阀门的开度会减小,但在减小到60%之前,水温都会继续上升,当阀门开度减到60%时,水温依然可能70度,一直当阀门的开度变成20%时,水温才会变成45度,这时阀门运动会停止,但水温却会继续下降,直到变成凉水,如果这时是冬天,可能你的情形还要糟糕。这就是没有积分控制的温度控制器会发生的情况。如果你有小孩,当孩子第一次操作热水器的阀门的时候,发生的情形就很像这种情况。
产品承诺:
保 证 全新原装进口,
保 证 安全准时发货,
保 证售后服务质量,
优势价格,大量现货。
主营DCS系统配件
机器人系统配件
大型伺服系统配件
品牌:ABB ,AB ,GE,FOXBORO,本特利,英维思,伍德沃德,西屋,瑞恩,施耐德,西门子,摩托罗拉,安川。力士乐。ACSO,横河等进口品牌。 专业销售进口DCS PLC系统备件模块
Triconex Siemens Yaskawa ABB GE Ovation AB Foxboro Motorola Schneider XYCOM KUKA 专业销售进口DCS PLC系统备件模块 15天包退换 一年质保 大量现货 国内实力库存商家
Yaskawa Hicup Servo Motor, UGHMED-06GG1SF, UGHMED
Hy pneumat Auto Drilling & Tapping Unit, Type# DQ350EHB
NEW Radiotec Remote Crane Pendant, # FLEX 8EX, WARRANTY
Mitsubishi Control Rack Chasis, UF01A, 3 Fan WARRANTY
Allen Bradley CMOS RAM Memory32K Words 1775-MR8 1775MR8
Cincinnati Milacron Board,# 3 531 3636A, WARRANTY
MITSUBISHI SERVO DRIVE TRA31A, WARRANTY
General Numeric DC Spindle Drive GG5116-OWY40-6HU7-Z
Hevi-Duty Transformer, 7.5 KVA, # DT651F7.5S, WARRANTY
NEW Allen Bradley Variable Speed Drive, 1305-BA02A-HAP
GE Fanuc AC Servo Motor, A06B-0176-B077#7075, Warranty
CUTLER HAMMER 1155K PANELMATE PMP 1100/92-01975-00 XLNT
Cutler-Hammer 400A Breaker, HKD 65k HKD3400F 1492D82G03
CUTLER HAMMER 37PZ PM 3000 POWER SERIES 92-00998-03
STI Minisafe MS4400B Controller, #MS4436B-2, 42619-09
GE Transformer, # A80L-0001-0273-03, WARRANTY
GE Transformer, # A80L-0001-0273, WARRANTY
K & T/Gemini D Analog Interface Board 1-21234 WARRANTY
Microcom / APS CPU Board, # 540019-4200 Nice
Sugino Selfeeder Mechatric Self-feeding Drill MSX-113
Sugino Selfeeder Mechatric Self-feeding Drill MSX-113
Sugino Selfeeder Mechatric Self-feeding Drill MSX-124S
Allen Bradley Panelview 1400e 2711E-K14C6 Ser C Rev A
FANUC Power Mate H BOARD # A20B-2100-0021 Warranty
Noren Compact Cabinet Cooler CC1200-115 CC1200115 USED
McLean Thermal MHB11-0416-G307 AC Unit, Missing cover
FANUC Operator’s Panel, # A05B-2302-C020, WARRANTY
#20S GE Fanuc AC Servo Motor # A06B-0502-B002
Fanuc AC Servo Motor, Mod # 5 A06B-0512-B001, WARRANTY
Parker Brushless Servo Motor, J0923KE-NMSM J0923KENMSM
Sugino Selfeeder Mechatric Self-feeding Drill MSX-113
Fanuc AC Servo Motor, Model M6/3000, # A06B-0162-B175
Toshiba Controller VT130G2+2080, VT130G22080, WARRANTY
ALLEN BRADLEY 900061 PC Board, 8000-IOB, WARRANTY
Autotech Controls # B60-04050-0000N DigiBrake, WARRANTY
WEIGH TRONIX WI-127 Controller / Display 20,000 x 5 lb
Yaskawa JPAC-C071 Motor Card FOR MTII spindle WARRANTY
APW McLean CR43-0816-002H ProAir Air Conditioner WARRAN
NEW Fanuc PC Board, # A16B-2200-0842/0.4C
Fanuc Capacitor Module Unit, #A06B-6083-H218, WARRANTY
Fanuc RIO Motherboard, # A16B-2200-0431/03A, # 1771-RIO
FANUC PC Board CPU, A16B-2200-0843, Used
Allen Bradley Reversing Starter, 1000-AX164, 1000AX164
FANUC Main PC Board CPU, A16B-3200-0060, WARRANTY
Welding Technology Corp. WT01-T10A Control
Fanuc Transformer 8.4KVA A80L-0026-0013 A80L00260013
Klockner Moeller Circuit Breaker 350A ZM11A-350-NA
STI 38″ MiniSafe-B Long Range Receiver, # MS4436B
STI 38″ MiniSafe-B Long Range Transmitter, # MS4436B
HPM Programmer Board, ED202-4444A
Novotron Novodrive Servo Converter, ND32-5610, WARRANTY
Mitsubishi PC Board FX16D, BN624A427G52, Rev A
Yaskawa Hicup Servo Motor, UGHMED-06GG10F, UGHMED
Keyence Laser Displacement Controller, LK-2001, Nice
Parker Brushless Servo Motor, J0923KE-NMSM J0923KENMSM
Fanuc RIO Remote Motherboard, # A16B-2200-0431/01A
Allen Bradley Data Terminal / Scanner, # 2708-DH5A4L
Rotunda FORD Refrigerant Reclaim System Murray ATC1100
Allen Bradley PLC3 Programmable Controller, 1775-A1
GE Fanuc A06B-6076-H001 Servo Amplifier 6 AXIS WARRANTY
Yaskawa Servo Drive Unit, # CACR-IR050505FB, WARRANTY
Slo-Syn Translator Indexer Control Unit, #TBM105-1230
Mitsubishi CNC Module, BN624A367H0,
GE Fanuc 5F AC Servo Motor, A06B-0346-B356, Warranty
Zycron AC Variable Speed Drive Unit, Z5000, Warranty
Fanuc MDI / CRT Unit, 10T, # A02B-0072-C001, WARRANTY
Honeywell DR4200EV1-00-JGKU000 Chart Recorder, WARRANTY
5 HP Vickers Hydraulic Pump Unit Complete
Graham Transmissions DC Motor, Mod # 6007, WARRANTY
Yaskawa Control JANCD-SP01 DF8100269 REV.C WARRANTY
Hardinge Super Slant III General Numeric HU5044-OAF02-Z
Allen Bradley Processor Module 8520-3APA1 WARRANTY
T H K Petitt-Servo Drive Unit, QT-001TH1-1, WARRANTY
Allen Bradley AC Servo Motor, 1326AB-A2E-11-A4 WARRANTY
Fanuc AC Servo Motor, Model 12/2000, # A06B-0142-B675
Fanuc Power Supply Unit A16B-1211-0890-01 WARRANTY
FANUC PC BOARD # A20B-2901-0941, Warranty, Used
Analog Devices PC Board, RTI-732-V Warranty
Keyence Vision System Controller, CV-2100 WARRANTY
BENSHAW DIGITAL DISPLAY BOARD 300043-03-04 06272030198
Vibro/Dynamics Mirco/Level Isolator Mod. 6M7 (2)
Okuma OPUS 5000 II Main Board II, # E4809-436-011-E
Hofmann A800.023 Board, WARRANTY
K & T / Gemini D CPU Control Assy Board # 1-20604
7″ Kennametal Carbide Insert Face Milling Cutter
Allen Bradley Panelview 1200 Cat# 2711-KC1X SER F REV C
Modicon PC Board DNP II Axis, 100-166, 100166 WARRANTY
NEW Bayside 50:1 Stealth Planetary Drive, Mod PX115-050
Leeson 1/3 HP Electric Motor, # A6T17EC23G, w/ Gearbox
Siemens ITE 150A Breaker, Sentron Series, FXD63A150
FANUC Operator’s Panel, A05B-2302-C021, WARRANTY
Sugino Selfeeder Mechatric Drill w/Multi Head, MSX-113
Kebco Power Transmission 3 HP 10.F0.R11-3429 10F0R11342
Mitsubishi AC 3 HP Inverter FR-Z240-2.2K-UL WARRANTY
Matthews Contact Coder, Model CC100 Nice, WARRANTY
International Transformer 30 KVA, 3 PH., 2400 – 480
Kobelco Sensarc AL350 Gas Metal Arc Welding Power
FANUC Circuit Card A20B-0009-0460 06A, WARRANTY
Gould Modicon / Gettys 100-240 Circuit Board WARRANTY
Fanuc PCB Circuit Board A20B-0007-0045/04B WARRANTY
Monarch Cortland RD Board, E61169, WARRANTY
FANUC Power Unit A20B-1000-0770 A20B1000077001 WARRANTY
Emerson Indexing Servo Drive, Epsilon, Ei-205-00-000
FANUC Operator Panel for Built In CRT, A05B-2051-C121
Aydin Display Operator Panel, Mod# VFP15P2 WARRANTY
Cincinnati Milacron Board, # 3 531 3513A 3E 3 531 3581A
Welding Technology Corp. Master Controller, WT01-M02A
Okuma OSP3000 Feed-P PTR Board, E4809-032-399-C WARRANT
K & T / Gemini D Assy CPU Board # 1216988
K & T / Gemini D Pic 2 Assy Board 1-21205 871-21205-08
K & T / Gemini D Control Power Supply Module, 1-2129200
Allen Bradley Inverse Time Relay, 810-A10C Series B
FANUC Operator’s Panel, # A13B-0042-C570, Option Unit
FANUC PC Board A16B-1211-0062/06B
Allen Bradley Dataliner Interface, # 2706-A41J, Ser D
Danaher H4501 Series DC Motor Control, Nice
5 – NEW Rolls of 1-1/4″ x .029″ Hi Tensile Banding
Yaskawa Keyboard HMK-3993-04 ****WARRANTY****
Mitsubishi PC Board FX01B, BN624A236H06, Rev N
Okuma Opus 5000 MainCard 4-2, E4809-032-474-A WARRANTY
Allen Bradley 1336 Plus Drive, 1336S-BRF50-AN-EN
Cincinnati Milacron PC Board 3 531 4045A WARRANTY
FANUC 15-TA Main Board, A02B-0094-B502, WARRANTY
FANUC RIO Motherboard A16B-2200-0430/03A WARRANTY
Monarch Machine Tool PC Board, 50305, WARRANTY
Fanuc PC Board A16B-2201-0890/03A A16B22010890 03A
Okuma Servo Processor Timing Board # E4809-032-496-E
Okuma CRP Card II Board # E4809-436-018-C, Warranty
Allen Bradley 1336 Plus Drive, 1336S-BRF50-AN-EN-HA2-L6
Square D Certified Circuit Breaker KA36125 Series 2
FANUC PC BOARD A20B-1000-0940 / 06B WARRANTY
AB Panel View 550 Interface, 2711-T5A2L1X WARRANTY!
Mitsubishi CNC Module, BN624A373H03 FX562A
HALMAR ROBICON Phase Angle Control 441023.34 C15599
K & T / Gemini D Controller Board # 1-20601 CMUX
K & T / Gemini D I/O Controller Board # 1-21294
Federal Pacific 27 KVA 3 PH. Transformer 460/230Y-133
Giddings & Lewis Pic Turbo Processor 503-17600-00
GE Fanuc AC Servo Motor, #A06B-0313-B703-R, Model OS
GE Fanuc AC Servo Motor, #A06B-0313-B703-0075, Model OS
FANUC PC Board, # A16B-2201-0851, WARRANTY
Cincinnati Milacron Circuit Board 3-533-0145G WARRANTY
Cincinnati Milacron PC Board 3-531-4045A WARRANTY
Mitsubishi Mazak Comm. Circuit Board 03-81579-02 PCB
Samsomatic Main Control PCB Board, # PWA 27-1028
Ross Pneumatic Press Safety Valve # 3573A6162 WARRANTY
Fanuc PCB 10M/T Board Unit, # A16B-1210-0350, WARRANTY
AllenBradley 1326 ACServo Motor #1326AB-B2E-11 WARRANTY
Allen Bradley Panelview Terminal, Cat# 2711-KC1, Rev D
Fanuc AC Servo Motor, Mod# 10, # A06B-0501-B204-R USSP
Fanuc AC Servo Motor, Mod# 10, # A06B-0501-B204/0076-R
Panasonic Operator Interface Box, YC-001UB, WARRANTY
6″ x 17″ x 3-3/4″ Walker Electro-Magnetic Sine Chuck
Okuma LC-20 Servo Motor W/D6 Encoder C-800T-25 Warrant
FANUC I/O Board, # A16B-2200-078, A16B2200078, WARRANTY
NIB Hoffman 68 x 68 Panel, Cat# A 72P72
IAI Robo Cylinder Controller, RCS-C-SA6I-30-0, WARRANTY
Okuma LC-20 Servo Motor W/D6 Encoder C-400T-25 Warrant
FANUC PC BOARD A20B-2900-0480 A20B29000480
Superior Elec. Slo-Syn Power Supply MPS-3000A MPS3000A
Baldor Motor 3HP 230/460V 7.4/3.7A 3460RPM 60Hz M3610T
Telemecanique Contactor, # LC1F1504, WARRANTY
E-LUX 0452-36 PCB ASSEMBLY W/ DISPLAY USED
Zeiss Coordinate Measuring Machine Board, # 608483-0303
Zeiss CMM Servo Amplifier Board, # 608482-9002
Zeiss CMM Servo Amplifier Board, # 608481-4905
FANUC BOTTOM BOARD # A20B-1003-0081, Warranty, NEW
Allen Bradley SLC Personal Computer Interface Convertor
FANUC PC BOARD, M/M INTERFACE A20B-0008-0500 WARRANTY
Robotron Series 415 Weld Controller, 503-2-0329 WARRANT
Hurco Dual Axis Board Assy. # 415-0176 001A WARRANTY
Parker Compumotor Absolute Encoder Drive, 72-008142-01
Okuma Opus 5000 CPU/IF Rack 9A, Model # E7191-292-325-1
Fanuc 5 KVA Transformer, A80L-0001-0274-03 WARRANTY
Fanuc AC Servo Motor, Model 30F, # A06B-0353-B831
Giddings & Lewis 24 VDC Power Supply, 810-21979-00
Siemens SITOP Power 40, 6EP1437-1SL11, Nice
Mitsubishi CNC Module, BN624A219H04 FX42A
Siemens PrIimary Switched-Mode Regulator 6EP1342-0AA10
Siemens Modular Power Sup, #E220 G5/3WRGD, E220G5/3WRGD
Varian SD-90 Vacuum Pump, WARRANTY
Cincinnati Milacron PC Board 3-531-4238A WARRANTY
5 HP Motor w/ Vickers Hyd Pump, PVB15-LSY-41-CM-12
Allen Bradley Contactor Relay 700-RTC40Z1000U1 Series A
Okuma OSP2000 Puncher EC DA Board, E4809-032-394-A
Rimrock Corp. Circuit Board # 11120-108/9 WARRANTY
Robotron Series 415 Weld Controller, 503-2-0329, V9.005
Selema Smart Plus Drive, 1,7 KW, Cod. 72IDS2 I 07/15
Zeiss Coordinate Measuring Machine Board, # 608481-0303
Zeiss Coordinate Measuring Machine Board, # 608481-2004
Balluff Set Point Controller, # BTA-S11-200, WARRANTY
Tailstock Turret Attachment Hardinge Super Slant III
NEW Allen Bradley Bar Code Decoder, # 2755-DM6 Series A
Fanuc Transformer, A80L-0026-0016, Used WARRANTY
Fanuc Transformer, A80L-0001-0517 A80L00010517, Used
Leuze Lumiflex Compact Light Curtain Set CR14-600 CT14
Mitsubishi PC Board FX53A, BN624A240H04, Rev G
Toyoda BL Super Servo Motor, 20BM090BBDT7 Rev 4 Absosyn
Kearney Trecker Analog Interface,1-20641-02, Warrenty
Motortronics K Plus Controller, # KP1-403, WARRANTY
Cincinnati Milacron PC Board 3 531-3749A WARRANTY
STI Light Curtain Controller LCC-FB-AC1-U-W
Allen Bradley AC Servo Motor, N-3412-2-H00AA WARRANTY
Indramat Servo Drive Motor, # MKD025B-144-KPO-KN, NICE
CHATILLON Dynamometer CSD200 w/ Plastic Case WARRANTY
Kearney Trecker Feedback Subsystem 1-20662-01 REV 13
Fanuc Operator Panel w/ Handwheel # A02B-0091-C161
Allen Bradley Comm Module Board 900052-90 03E WARRANTY
Mitsubishi Meldas PC Board # TCUA-01-DWC BY171A318G54
ALLEN BRADLEY 900036 PC Circuit Board, WARRANTY
Okuma OSP3000/2000 CMOS Memory Board II, E4809-045-191
专业销售进口DCS PLC系统备件模块
PLC模块,可编程控制器,CPU模块,IO模块,AI模块,通讯模块。AB/施耐德/ABB/GE/本特利/西屋/英维斯/霍尼韦尔/黑马/FU克斯波罗
15天包退换 一年质保 大量现货 国内实力库存商家