描述
如果外部某些输入信号总是以某种“与或非”组合的整体形式出现在梯形图中,可以将它们对应的某些触点在可编程序控制器外部串并联后作为一个整体输入可编程序控制器,只占可编程序控制器的一个输入点。
例如某负载可在多处启动和停止,可以将多个启动信号并联,将多个停止信号串联,分别送给可编程序控制器的两个输入点与每一个启动信号和停止信号占用一个输入点的方法相比,不仅节约了输入点,还简化了梯形图电路。
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主营:世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse(美国西屋)系列产品》
⑤SIEMENS(西门子系列产品)》
⑥销售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系统、WDPF系统、MAX1000系统备件。
⑧Invensys Foxboro(福克斯波罗):I/A Series系统,FBM(现场输入/输出模块)
顺序控制、梯形逻辑控制、事故追忆处理、数模转换、输入/输出信号处理、数
据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余(TMR)
结构的zui现代化的容错控制器。
⑨Siemens(西门子):Siemens MOORE,Siemens Simatic C1,Siemens数控系统等。
⑩Bosch Rexroth(博世力士乐):Indramat,I/O模块,PLC控制器,驱动模块等。
◆Motorola(摩托罗拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
Siecor Corning RXS M7 Fiber Fusion Splicer M90
Siecor CFS 2 Compact Fusion Splicer & TD-1000A SM OTDR
Fluke Networks EtherScope Series I Network Assistant
Fujikura FSM-15S Fiber Fusion Splicer FSM 15S Cleaver
Acterna JDSU TTC FST-2000 FST-2802 FST-2310 T-BERD 2310
TTC JDSU Acterna 2000 TestPad T-BERD 2310 TBERD DS3 PRI
TTC JDSU Acterna TestPad 2000 T-BERD 2310 2357 DSL
Agilent HP MM Fiber SmartProbe WireScope Pro N2647MM
TTC 2230 Communication Analyzer Module For TestPad 2000
Wavetek JDSU Acterna SDA-5000 & CLI-1450 CATV Meters
Fujikura FSM-20RSII12 Fusion Splicer TekRanger SM OTDR
Fujikura FSM-20RSII12 Fusion Splicer TD-1000A SM OTDR
JDSU Acterna DSAM-2600B CATV Meter & SDA-5000 Kit DSAM
Siecor X75 Fusion Splicer TekRanger TFS3031 SM OTDR
EXFO Multifunction Fiber Optic Talk Set VCS-20A VCS20A
Ericsson RSU-12 Ribbon Fusion Splicer Cleaver RSU12 RSU
Wavetek JDSU Acterna SDA-5000 CLI-1750 CLI-1450 CATV
Fujikura FSM-20RSII12 Fusion Splicer & PK7500 SM OTDR
USFiberOptic USF-21 Fiber Cleaver & USF-08 Tool Kit New
Wavetek JDSU Acterna 50660 LTS SM Fiber 4 MTS-5000 OTDR
Noyes VFI 1 Trouble Lite Visible Fault Identifier
Fluke DSP-FTA420 MM Fiber Modules DSP 4000 4300 FTA420
Riser Bond 1205TX-OSP Dual Metallic TDR 1205T-OSP 1205
EXFO FTB-1402 FTB-1400 4 FTB-100 FTB-200 FTB-300 FTB400
Fluke Networks DTX-NSM Network Service Module DTX NSM
EXFO FTB-9100 1X12 SM Fiber Switch Module For FTB OTDR
EXFO FTB-3920 MM Module FTB-100 FTB-200 FTB-300 FTB-400
Wavetek Ideal LT8155 LAN Cable Certifier Cat5 Cat5e
JDSU Acterna SmartClass ADSL Tester DSL ADSL2
Fluke NetTool 10/100 Network Connectivity Tester Inline
Fluke Networks 620 LAN Cable Meter Cat5 Coaxial Tester
EXFO FTB-PSB Stand Alone MM Fiber Pulse Suppressor Box
Wavetek LANTEK PRO XL 850nm Fiber Cat5 Cable Certifier
Fluke Networks DSP-100 Cat5 LAN Cable Tester DSP100 DSP
Fluke Microtest PentaScanner Plus w Super Injector Cat5
Fluke Microtest OMNIFIBER MM Fiber Modules OMNISCANNER
GNNettest LaserPrecision FF-1200A SM Fiber OTDR FF-1200
Fluke Networks 682 LANMeter Cat5 Cat5e Network Analyzer
Wavetek Acterna JDSU SDA-5500 Sweep Manager 4 SDA-5000
Fluke Networks LinkRunner & MicroScanner Network Tester
Fluke Networks OptiView Workgroup Analyzer OPV-WGA/PRO
Sunrise Telecom ADSL Module SSxDSL-15 SunSet MTT & xDSL
Fluke Networks DTX-AXTK1 Module For DTX-1800 DTX AXTK1
Fluke Microtest SimpliFiber MM Fiber Loss Tester Kit
Fluke Networks LinkRunner Network Multimeter Tester Set
EXFO FLS-241 Visual Fault Identifier Universal VFL
Fluke Networks OptiView Workgroup Analyzer OPV-WGA OPV
JDSU OLS-6 Singlemode Fiber Laser Light Source OLS
Wavetek Acterna JDSU SAM 4040 Signal CATV SAM4040 Meter
Wavetek JDSU Acterna SDA-5000 CATV Rev PrtblTrn SDA5000
GN Nettest FI720 Optical Fiber Identifier FI 720 FI-720
Acterna JDSU HST-3000 DSL Tester HST 3000 ADSLR HST
Fluke Networks DSP-Spool For DSP-4000 DSP-4100 DSP-4300
Fluke Microtest PentaScanner 350 Cat5 Cable Certifier
JDSU Acterna DSAM-1000B Digtal CATV Meter DSAM1000 DSAM
Wilcom F6121A Optical Fiber Identifier OFI Probe 6121A
EXFO PPM-350B SM Fiber PON Power Meter FTTx PPM-350 PPM
Fluke 61 Handheld Infrared Thermometer IR
Fluke 199B ScopeMeter HandHeld 200Mhz Oscilloscope 199
Trilithic Guardian RSVP 2 ReversePath Tester RSVP2 CATV
Fluke Networks MicroScanner 2 Network Cable Tester
Trilithic TR-2 CATV Signal Level Meter 46 – 864 MHz TR2
Sadelco DisplayMax Jr. 1500 Signal Level CATV Meter Jr
Fluke 572 Handheld Infrared Thermometer IR
Fluke DSP-FTA440 MM Fiber Gigabit DSP 4000 4300 FTA440
Wavetek Acterna JDSU MS1400 CATV Signal Meter MS-1400
Fluke Microtest CertiFiber Multimode Fiber Tester /Cert
TTC JDSU Acterna 2000 Test Pad TTC 2230 E1 Data T-BERD
Fluke Networks 990DSL CopperPro Tester 990 DSL
Sadelco MiniMax M800 Signal Level CATV Meter Mini Max
Fluke Networks OPV-PRO OptiView PRO Network Analyzer
Wavetek Ideal LT8600 MM Fiber Cable Tester Cat5e Cat6
Tektronix TekScope THS730A 200MHz Oscilloscope THS730