第五章 電氣控制系統(tǒng)

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1、5．電氣控制系統(tǒng) 5.1 GENERAL DESCRIPTION總體描述 This chapter describes Solar Turbines Turbotronic?-based electrical control system.本章描述索拉透平機(jī)組的電氣控制系統(tǒng)。 Control of operating parameters such as temperatures, pressures, flow, speed and vibration is critical to prevent damage to turbine engine and driven equipmen

2、t. Startup and shutdown require controlled sequenced processes.溫度、壓力、流量、速度及振動(dòng)等操作參數(shù)的控制對(duì)防止透平發(fā)動(dòng)機(jī)及驅(qū)動(dòng)設(shè)備受到損傷是非常重要的。起動(dòng)和關(guān)斷要求可控的程序處理。 A programmable logic controller (PLC), a computer adapted for control tasks, controls turbine engine package systems. (PLCs are often described as processors, microprocessors

3、, controllers, and combinations of these terms.) The PLC reads input device status such as control panel pushbuttons, makes decisions, and sets output devices such as indicators, positioners, or heating coils. Pressure and temperature sensors, speed and vibration pick-ups, and other sensors transfer

4、 measured data to the PLC through analog input modules. Switch settings and other two-state inputs are sent, through discrete input modules, to the PLC. The PLC evaluates these inputs and sends commands, through output modules, to control devices such as positioners and solenoids. Communication modu

5、les accommodate data transmission between control system devices using dissimilar data formats, for example control data transmitted to the PLC over the Ethernet or along data networks.可編程序控制器（PLC）是適合工業(yè)控制的計(jì)算機(jī)?？刂仆钙桨l(fā)動(dòng)機(jī)裝置系統(tǒng)（PLC常描述為處理器、微處理器、控制器和這些術(shù)語的組合）。PLC讀取控制盤按鈕的收入設(shè)備的狀態(tài)，做出決定。設(shè)置諸如指示器、定位器或者熱脫扣等輸出設(shè)備。壓力和溫

6、度傳感器、速度和振動(dòng)選擇器及其他傳感器將測(cè)得的數(shù)據(jù)通過模擬輸入模塊傳輸給PLC。開關(guān)及其他雙狀態(tài)輸入信號(hào)通過離散輸入模塊傳輸給PLC。PLC評(píng)估這些輸入信號(hào)，通過離散輸出模塊，發(fā)送命令控制諸如定位器和電磁閥等輸出設(shè)備。通訊模塊提供控制系統(tǒng)與使用不同數(shù)據(jù)格式的設(shè)備之間的數(shù)據(jù)傳輸，例如，通過以太網(wǎng)或者數(shù)據(jù)網(wǎng)控制傳輸?shù)絇LC的數(shù)據(jù)。 Figure 5.1.1 is a simplified block diagram of the primary control system.圖5.1.1為主控制系統(tǒng)的簡(jiǎn)化塊圖。 Figure 5.1.1 Electrical Control System

7、- Block Diagram 圖5.1.1 電氣控制系統(tǒng)－塊圖 Key for Figure 5.1.1 圖5.1.1的關(guān)鍵詞 1 Display Computer 顯示計(jì)算機(jī) 2 Turbine Control Panel 透平控制盤 3 Digital Display Terminal 數(shù)字顯示終端 4 I/O Chassis Assembly I/O機(jī)架裝置 5 Flex I/O? Modules 分布式I/O模塊 ? ? Control and support equipment are housed in junction boxes

8、 or other nonhazardous areas. Instrumentation and control devices are in and around the turbomachinery package.控制與支撐設(shè)備安裝在接線箱和其他非危險(xiǎn)區(qū)域。儀表與控制設(shè)備安裝在透平機(jī)組的內(nèi)部和附近。 This chapter includes sections:本章包括以下章節(jié)： · 5.2 - Functional Description功能描述 · 5.3 - Component Descriptions組件描述 · 5.4 –Software軟件 · 5.5 –Main

9、tenance維護(hù) Drawings for use with this manual section include:本手冊(cè)包括的圖表為： · Electrical Schematic (149480)電氣簡(jiǎn)圖 · Turbotronic Software Documentation (a floppy disk)透平軟件文檔（一張磁盤） · Wiring Diagram (149481)接線圖 5.2 FUNCTIONAL DESCRIPTION功能描述 This section overviews the electrical control system's functio

10、ns.本章節(jié)瀏覽一下電氣控制系統(tǒng)的功能。5.2.1 Programmable Logic Controller (PLC) The programmable logic controller:可編程邏輯控制器： · Controls engine startup, operation, and shutdown控制發(fā)動(dòng)機(jī)的起動(dòng)、操作與關(guān)斷 · Monitors operating conditions and operator request data監(jiān)視操作狀況與操作員要求的數(shù)據(jù) · Uses stored software control programs使用已存的軟件控制系統(tǒng)

11、· Sends commands to regulate發(fā)送命令已調(diào)節(jié)： o Speed速度 o Temperature溫度 o Load負(fù)載 o Other conditions其他工況 PLC assembly includes:PLC裝置包括： · Input/output (I/O) chassis輸入/輸出（I/O）機(jī)架 · Power supply modules電源模塊 · Processor module equipped to handle ControlNet communication with Flex I/O負(fù)責(zé)與分布式I/O通訊的CONTROLNET

12、控制模塊 · Communications modules通訊模塊 · Distributed Flex I/O modules分布式I/O模塊 PLC receives input from:PLC接收信號(hào)來自于： · Turbine control panel, through input modules通過輸入模塊，透平控制盤 · Operator terminal, through communication modules通過通訊模塊，操作員終端 · Process measurement instrumentation, through input modules通過輸

13、入模塊，過程測(cè)量?jī)x表 PLC: · Gets data from communications buses and memory從通訊總線及存儲(chǔ)器獲取數(shù)據(jù) · Executes operation instructions (calculations, logic operations, etc.)執(zhí)行操作指令（計(jì)算，邏輯操作等） · Sends commands and display information to communication buses發(fā)送命令和顯示信息給通訊總線 Input modules:輸入模塊 · Receive two-state, ON or OFF

14、, discrete data接收雙狀態(tài)離散數(shù)據(jù)ON或者OFF o Typically from a switch典型為開關(guān) o ON (closed, true, yes, or 1) indicated by +24 Vdc signal由24V直流信號(hào)表示的ON（閉合、真值、是或者1） o OFF (open, false, no, or 0) indicated by 0 Vdc signal由0V直流信號(hào)表示的OFF（斷開、假值、否或者0） · Receive continuous-state variable analog data接收連續(xù)狀態(tài)變量模擬數(shù)據(jù) o From

15、thermocouples, pressure/temperature transmitters, magnetic speed pickups, proportional position transducers從熱電偶、壓力/溫度變送器、磁速度接收器、比例位置傳感器。 · Convert data to digital form轉(zhuǎn)換數(shù)據(jù)為數(shù)字形式 o Discrete - binary logic values (1 or 0)離散－二進(jìn)制邏輯值（1或者0） o Analog - 12-bit integers模擬－12位整數(shù)值 · Send data to processor t

16、hrough發(fā)送數(shù)據(jù)到處理器通過 o Flex I/O adapter and ControlNet分布式I/O適配器及CONTROLNET Output modules:輸出模塊： · Receive digital data from PLC through ControlNet and Flex I/O adapter通過CONTROLNET及分布式I/O，從PLC接收數(shù)字?jǐn)?shù)據(jù) · Convert digital data to轉(zhuǎn)換數(shù)字?jǐn)?shù)據(jù)到 o Discrete data - for solenoid valves, indicator lights, and interpo

17、sing relays for motor contacts and space heaters離散數(shù)據(jù)－供電磁閥、指示燈、控制馬達(dá)觸點(diǎn)的中間繼電器及空間加熱器使用。 o Analog data - for actuators and servos to control the engine bleed valve, inlet guide vanes, fuel control and other valves, oil cooler motors, etc模擬數(shù)據(jù)－供控制發(fā)動(dòng)機(jī)泄放閥的執(zhí)行器及伺服器、入口導(dǎo)葉、燃料控制及其他閥類、油加熱器等使用 · Send data to發(fā)送數(shù)據(jù)到

18、 o Turbine control panel透平控制盤 o Backup control circuitry備用控制電路 o Package/system control devices裝置/系統(tǒng)控制設(shè)備 Communications modules:通訊模塊： · Typically receive operating condition change commands, or display requests典型接收操作工況變化命令，或者顯示要求 · Receive digital serial communication (RS232C) data接收數(shù)字串口通訊（RS23

19、2）數(shù)據(jù) · Send Data Highway Plus (DH+) format data to processor發(fā)送數(shù)據(jù)公路格式數(shù)據(jù)到處理器 · Send digital data, in form received from processor, to operator terminal, providing operational information以從處理器接收到的格式，將數(shù)字?jǐn)?shù)據(jù)發(fā)送到提供操作信息的操作員終端。 5.2.2 Turbine Control and Interface透平控制與接口 The turbine control panel, with sta

20、tus indicators and switches, is the main input device:帶有狀態(tài)指示器及開關(guān)的透平控制盤是主要的輸入設(shè)備： · Operator controlled switches initiate control functions (system reset, starting, load [speed] control, stopping, and alarm acknowledge) through wire connections操作員可控開關(guān)指示控制功能（系統(tǒng)復(fù)位、起動(dòng)、負(fù)載【速度】控制，停止及報(bào)警確認(rèn)） · Processor oper

21、ates status indicator lamps for annunciation of fault categories處理器操作用于故障分類告知的狀態(tài)指示燈 Operator terminal, local display device:操作員終端，本地顯示設(shè)備： · Displays顯示 · Indicates指示 · Annunciates告知 Operator terminal, local display device allows operator to:操作員終端，本地顯示設(shè)備允許操作員： · Monitor operating conditions監(jiān)視操作狀

22、況 · Change operation modes改變操作模式 · Change operation constants改變操作常量 · Control printer (optional)控制打印機(jī)（可選） Operator terminal, local display device receives input:操作員終端，本地顯示設(shè)備接收輸入： · From operator - number and function keypads on panel來自操作員－控制盤上的數(shù)字及功能鍵盤 · From PLC - through serial communications

23、 multiport connector on control console's back panel來自PLC－通過控制盤背板上的串口通訊多口連接器 Display information is transferred to computer. Control commands and data requests are output to PLC through serial communications connector.顯示信息傳輸?shù)接?jì)算機(jī)?？刂泼罴皵?shù)據(jù)要求通過串口通訊連接器輸出到PLC。 5.2.3 Backup Control備用控制 Backup control:備用

24、控制： · Is a group of instantaneous and time delay relays是一組瞬態(tài)及時(shí)間延遲繼電器 · Activates in four conditions:在以下四種條件下激活： o Turbine overspeed透平超速 o Emergency stop manual switch activation急停手動(dòng)開關(guān)激活 o PLC failurePLC失效 o Fire indication火焰指示 · Outputs relay logic輸出繼電器邏輯 · Initiates emergency turbomachinery

25、 shutdown指示緊急透平機(jī)組關(guān)停 · Controls postlube cycle控制后潤(rùn)滑周期 5.2.4 Instrumentation and Control Devices儀表及控制設(shè)備 Instrumentation:儀表： · Measures physical systems測(cè)量物理系統(tǒng) o Liquid and gas pressures液體及其他壓力 o Fluid and metal temperatures流體及金屬溫度 o Flow rates and levels流速及液位 o Vibration, speed and positions振動(dòng)、

26、速度及位移 · Delivers system data to I/O modules for communication to PLC傳遞系統(tǒng)數(shù)據(jù)到用于與PLC通訊的I/O模塊 · Delivers PLC output, converted by I/O modules, to control devices傳遞由I/O轉(zhuǎn)換后的PLC輸出信號(hào)到控制設(shè)備 Control devices:控制設(shè)備： · Get input from the PLC and backup systems從PLC及備用系統(tǒng)獲取輸入信號(hào) · Change physical system condition

27、s改變物理系統(tǒng)工況 · Include包括 o Electro/hydromechanical actuators電動(dòng)/液動(dòng)執(zhí)行器 o Solenoid valves電磁閥 o Motor starters馬達(dá)起動(dòng)器 5.2.5 Control System Power控制系統(tǒng)電源 Control system power is provided by a battery/charger combination which is powered by a customer connection. When the customer input is interrupted, the

28、 batteries supply control power.控制系統(tǒng)電源由電池/充電器共同提供，充電器電源由客戶提供。當(dāng)客戶提供的電源中斷，則由電池提供電力。 5.2.6 Gas Detection System氣體探測(cè)系統(tǒng) The gas detection system continuously monitors the atmosphere within the enclosure. A low-level combustible gas atmosphere triggers an alarm, and a high combustible gas level shuts th

29、e engine down.氣體探測(cè)系統(tǒng)連續(xù)監(jiān)視機(jī)箱內(nèi)的大氣。低含量的可燃?xì)猸h(huán)境觸發(fā)報(bào)警，高含量的可燃?xì)猸h(huán)境觸發(fā)發(fā)動(dòng)機(jī)關(guān)斷。 5.2.7 Fire Detection and Extinguishing Agent Releasing System火焰探測(cè)及滅火劑釋放系統(tǒng) Hazardous area protection is provided by a fire detection and extinguishing agent releasing system. The system monitors signals from sensors and communicates wit

30、h control and display systems to annunciate warnings, control extinguishing agent release, and communicate with the operator.危險(xiǎn)區(qū)域由火焰探測(cè)及滅火劑釋放系統(tǒng)提供保護(hù)。系統(tǒng)監(jiān)視來自傳感器的信號(hào)，并與控制顯示系統(tǒng)通訊，告知報(bào)警，控制滅火劑釋放及與操作員進(jìn)行通訊。 The fire detection system:火焰探測(cè)系統(tǒng)： · Monitors thermal fire detectors監(jiān)視熱火焰探測(cè)器 · Monitors flame detectors監(jiān)

31、視火焰探測(cè)器 · May be manually operated可以手動(dòng)操作 Fire suppression:火焰抑制 · Shuts down enclosure ventilation system關(guān)斷機(jī)箱通風(fēng)系統(tǒng) · Closes vent openings關(guān)閉通風(fēng)口 · Activates fire dampers激活阻火器 · Floods area with inert gas or water mist to suppress fast fires, (e.g., lube oil, fuel oil, or flash fires)使用惰性氣體或者水混合物充滿危

32、險(xiǎn)區(qū)域以抑制快速火焰 5.2.8 Vibration Monitoring System振動(dòng)監(jiān)視系統(tǒng) A vibration protection system uses proximitor probes and transducers to monitor vibration, acceleration and velocity. Vibration and acceleration levels can be viewed on the operator terminal.振動(dòng)保護(hù)系統(tǒng)使用接近探針及變送器監(jiān)視振動(dòng)、加速度及速度。振動(dòng)及加速度值可以在操作員終端上觀察到。 5.2.9

33、Electrical Schematic電氣圖表 The electrical schematic:電氣圖表： · Identifies relationships between controller hardware/software input/outputs and electrical system區(qū)分控制器硬件與軟件輸入/輸出與電氣系統(tǒng)之間的關(guān)系 · Relates hardware configuration相關(guān)硬件配置 · Details control system settings and parameters詳細(xì)的控制系統(tǒng)設(shè)置與參數(shù) · Is unique to

34、 each project每一部分都是唯一的 · Takes precedence over other documentation優(yōu)先接管其他文檔 5.3 COMPONENT DESCRIPTIONS組件描述 For maintenance and updating, this manual section generally describes hardware components in terms of:為了維護(hù)和更新，本手冊(cè)根據(jù)以下方面描述硬件： · Type類型 · Connection連接 · Function功能 · Power電源 · Status indic

35、ators狀態(tài)指示燈 · Operation操作 Component locations are detailed on the electrical schematic and the wiring diagram.電氣圖及接線圖詳細(xì)的標(biāo)注了組件的位置。 This section shows reference designator format for components described. Each component is identified by reference designators on the electrical schematic and the wirin

36、g diagram. Reference designator form is as follows:本章節(jié)說明了組件描述的參考標(biāo)識(shí)格式。每一組件都使用參考標(biāo)識(shí)區(qū)分在電氣圖及接線圖中的表示方法。參考標(biāo)識(shí)格式如下： AANXXX, where AA - alpha character(s) indicating component type and use in the system N is a number indicating component location:阿拉伯字母表明系統(tǒng)中的組件類型及使用。N為組件位置號(hào) 1 Front of control console控制盤前部

37、 2 Inside control console控制盤內(nèi)部 3 Turbine package skid透平裝置起落撬 4 Motor starters in the motor control center 馬達(dá)控制區(qū)域的馬達(dá)起動(dòng)器 5 Other remote locations其他遠(yuǎn)控位置 6 Switchgear開關(guān)機(jī)構(gòu) 7 Inlet air system入口空氣系統(tǒng) XXX is a two or three digit number.XXX為2個(gè)或者3個(gè)數(shù)字。 5.3.1 I/O Chassis Assembly I/O機(jī)架裝置 The fol

38、lowing subsections of this manual describe hardware components mounted in, or with, the I/O chassis assembly containing the PLC.本手冊(cè)的以下章節(jié)描述了安裝在機(jī)架內(nèi)部或者與機(jī)架相連的硬件組件。I/O機(jī)架裝置包括PLC。 POWER SUPPLY MODULE電源模塊 Reference Designator: PSNXXX 參考標(biāo)識(shí)：PSNXXX 圖5.3.1 電源模塊 Table 5.3.2 Power Su

39、pply Module 表5.3.2 電源模塊 Type類型 Four section, redundant, switching type device. Two power supplies in a single package四部分，冗余類型設(shè)備。單一裝置具有兩個(gè)電源 Connection連接 All connections on one side. Input to slot assembly terminal strip. Output on terminal lugs所有連接都在一側(cè)。輸入接到槽裝置接線端子上。

40、輸出在接線片上。 Function功能 Converts main power to 24 Vdc electrical control system power將主電源轉(zhuǎn)換為24V直流電氣控制系統(tǒng)電源 Power電源 90-264 Vac/90-150 Vdc from power main 來自主電網(wǎng)的90～264V交流/90～150V直流 Operation操作 Refer to Supplementary Data.參照補(bǔ)充數(shù)據(jù) I/O CHASSIS I/O機(jī)架 Reference Designator: CHNXXX 參考標(biāo)識(shí)：CHNXXX WARNING警告

41、 Turn off all power supply modules before removing modules from or inserting modules into a chassis. Failure to observe this warning could alter processor memory, damage module circuitry, and cause unintended operation which could injure personnel.在從機(jī)架拆除模塊或者往機(jī)架插入模塊之前，關(guān)閉所有電源模塊。不閱讀此警告內(nèi)容，可能改變處理器存儲(chǔ)器值，損

42、傷模塊電路及導(dǎo)致個(gè)人損害的意想不到的操作。 Figure 5.3.2 I/O Chassis 圖5.3.2 I/O機(jī)架 Table 5.3.3 I/O Chassis 表5.3.3 I/O機(jī)架 Type類型 The I/O chassis is a sheet metal housing with printed circuit backplaneI/O機(jī)架是帶有印刷電路背板的金屬片機(jī)架。 Connection連接

43、 Components in chassis connect through printed backplane power and data buses. Alternate power supply input terminal on side of chassis機(jī)架上的組件通過印刷電路板及數(shù)據(jù)總線連接。在機(jī)架的一側(cè)由交替的電源輸入端子。 Function功能 Chassis provides mounting location for PLC, power supply, and communication modules機(jī)架提供PLC、電源模塊及通訊模塊的安裝位置。 Powe

44、r電源 24 Vdc from electrical system從電氣系統(tǒng)中獲取24V電源 Operation操作 The I/O chassis is configured with a dual inline package (DIP) switch and a configuration plug on the backplane. The switch selects operating modes to customize the chassis for a variety of applications. Switch and plug settings are ident

45、ified on the electrical schematic.I/O機(jī)架使用雙列封裝的開關(guān)進(jìn)行機(jī)背板上的配置插頭配置。開關(guān)選擇操作模式來配置機(jī)架，以適應(yīng)各種應(yīng)用。開關(guān)和插頭設(shè)置在電氣圖上有標(biāo)注。 I/O chassis mount PLCs and I/O and communication modules. Where there is a second I/O chassis an adapter to communicate with the primary PLC is in the chassis.I/O機(jī)架安裝有PLC、I/O及通訊模塊。與主PLC通訊的次I/O機(jī)架適配器也

46、在此I/O機(jī)架中。 The backplane distributes 5 Vdc from power supply to modules. A data bus allows the PLC module to communicate with I/O modules.背板分配5V電源給模塊。數(shù)據(jù)總線允許PLC模塊與I/O模塊通訊。 Refer to Supplementary Data.參照補(bǔ)充數(shù)據(jù) EXTERNAL POWER SUPPLY擴(kuò)展電源 Reference Designator: PSNXXX參考標(biāo)識(shí)：PSNXXX Figure 5.3.3 Externally

47、Mounted Power Supply 圖5.3.3 擴(kuò)展安裝電源模塊 Table 5.3.4 Externally Mounted Power Supply 表5.3.4 擴(kuò)展安裝電源模塊 Type類型 The externally mounted power supply module provides 5 Vdc to the I/O chassis backplane power bus. The 5 Vdc power supply system may consist of one or more independ

48、ent, dc-to-dc isolating power supplies擴(kuò)展安裝電源模塊提供5V直流電源給I/O機(jī)架背板電源總線。5V電源系統(tǒng)包括一個(gè)或者多個(gè)獨(dú)立的直流－直流隔離型電源。 Connection連接 Input power for the power supply module is connected to a plug-in power connector on one end of the power supply chassis. Power supply output on the other end is connected to the I/O chassi

49、s backplane power bus through a connecting cable wired to the backplane of the chassis電源模塊的輸入連接到電源模塊末端的插座電源連接器上。另一端的輸出電源通過電纜連接到I/O機(jī)架背板電源總線上。 Function功能 The power supply system converts a 20-32 Vdc input to a regulated and filtered 4.87-5.25 Vdc (2.2-20 amps) and outputs it to the I/O chassis backp

50、lane power bus for distribution to modules in the chassis電源系統(tǒng)將20～32V直流輸入轉(zhuǎn)換為可調(diào)的經(jīng)濾波的4.87～5.25V直流（2.2～20A）輸出到I/O機(jī)架背板總線上，用于機(jī)架模塊的電源分配。 Power電源 24 Vdc power provided from control system從控制系統(tǒng)獲取24V直流電源 Status Indicators狀態(tài)指示燈 Table 5.3.5 Externally Mounted Power Supply – Indicators

51、 表5.3.5擴(kuò)展安裝電源－指示燈 LED發(fā)光二極管 STATUS狀態(tài) INDICATION說明 YELLOW黃色 ON亮 Power supply circuit is active and is operating in the overvoltage fault mode電源電路激活，并在操作在過電壓故障模式下 GREEN綠色 ON亮 Power supply is active and is in normal operation (no faults)電源電路激活，并在正常狀態(tài)下操作 ? OFF滅 Power supply fault電源故障 Oper

52、ation操作 Refer to Supplementary Data.參照補(bǔ)充數(shù)據(jù) PLC-5/40C PLC MODULE PLC-5/40 PLC 模塊 Reference Designator: UNXXX參考標(biāo)識(shí)：UNXXX Figure 5.3.4 PLC - 5/40C PLC Module 圖5.3.4 PLC-5/40C PLC模塊 Table 5.3.6 PLC - 5/40C PLC Module 表5.3.6 PLC-5/40C PLC 模塊 Type類型

53、 A single slot width computer adapted for control tasks用于控制功能的單槽寬計(jì)算機(jī) Connection連接 Printed edge card plug-in to chassis backplane印刷電路板邊緣插入機(jī)架背板 Front panel terminals connect to electrical system前面板接線端子連接電氣系統(tǒng) RJ45 ControlNet network access port RJ45 CONTROLNET 網(wǎng)絡(luò)訪問口 2 each - BNC ControlNet connect

54、ors 2個(gè)－BNC CONTROLNET 連接器 2 each - 3-pin connectors for DH+ (Data Highway Plus) or remote I/O 2個(gè)－3針 DH+連接器（數(shù)據(jù)公路）或者遠(yuǎn)控I/O 25-pin RS232C or RS422A connector to operator terminal Function功能 Controls system operation; uses programs and measured data, issues commands, reports status, activates alarms

55、& shutdown控制系統(tǒng)操作，使用程序給測(cè)得的數(shù)據(jù)，發(fā)布命令，紀(jì)律狀態(tài)，激活報(bào)警及關(guān)斷 Power電源 5 Vdc through chassis backplane通過機(jī)架背板獲取5V電源 Backup AA lithium battery behind front-panel door在前面板門后有備用鋰電池 Keyswitch PROG鑰匙開關(guān) PROG Program not scanned, discrete output disabled, inputs not updated. Programs can be saved, modified, and restor

56、ed. Operating mode cannot be changed at programming terminal程序不掃描，離散輸出禁止，輸入不更新。程序被保存、修改及存儲(chǔ)。在編程終端上不能改變操作模式。 Keyswitch REM鑰匙開關(guān) REM In this position REM - Program, Run or Test can be selected. In Program operation is the same as PROG. In Run, online programming is enabled, same as RUN. In Test, ladd

57、er logic is executed, outputs are disabled. Program files cannot be created or deleted處于REM位置－可以選擇編程、運(yùn)行或者測(cè)試模式。編程操作同PROG位置。運(yùn)行模式時(shí)，同RUN位置一樣允許在線編程。測(cè)試模式時(shí)，執(zhí)行梯形圖邏輯，禁止輸出。程序文件不能被創(chuàng)建或者刪除。 Keyswitch RUN鑰匙開關(guān) RUN Programs run normally, I/O can be forced. Programs can be saved, but not modified online. Operatin

58、g mode cannot be changed at programming terminal程序正常運(yùn)行，I/O可被強(qiáng)制。程序可被保存，但是不能在線修改。在編程終端上不能改變操作模式。 Figure 5.3.5 General Indicators - PLC - 5/40C 圖5.3.5通用指示燈－PLC-5/40C General indicators shown in Figure 5.3.5 are detailed in Table 5.3.7. 圖5.3.5中的指示器的細(xì)節(jié)列與表5.3.7 Table 5.3.7

59、PLC - 5/40C - General Indicators 表5.3.7 PLC－5/40C 通用指示器 LED發(fā)光二極管 STATUS狀態(tài) INDICATION說明 BATT RED紅色 Battery charge low - replace within 10 days電池電量低－在10 天內(nèi)需要更換 PROC GREEN綠色 Run mode, operating normally運(yùn)行模式，正常操作 ? FLASHING GREEN綠色閃動(dòng) Memory being transferred to EEPROM (El

60、ectronically erasable programmable read only memory)存儲(chǔ)器向EEPROM傳送數(shù)據(jù)（電擦寫可編程只讀存儲(chǔ)器） ? FLASHING RED紅色閃動(dòng) Major fault, for example, run-time error主要故障，例如運(yùn)行時(shí)間錯(cuò)誤 ? RED紅色 Major fault, for example, failed diagnostics主要故障，例如診斷失敗 ? FLASHING RED/GREEN紅綠閃動(dòng) Processor in FLASH memory programming mode. If no

61、t programming, checksum error indicated處理器處于閃存編程模式下。如果不編程，則說明校驗(yàn)和錯(cuò)誤 ? OFF滅 Processor in Program Load or Test處理器處于程序加載或者測(cè)試模式 FORCE AMBER品紅色 I/O forcing function enabled I/O強(qiáng)制功能使能 ? FLASHING AMBER品紅色閃動(dòng) I/O forcing function present, not enabled I/O強(qiáng)制功能就緒，但并未使能 ? OFF滅 Forcing function not pre

62、sent強(qiáng)制功能未就緒 COMM FLASHING GREEN綠色閃動(dòng) Processor communicating on serial link處理器串口鏈接通訊 ? OFF滅 Channel not used通道未使用 ? RED紅色 Fault detected已檢測(cè)到故障 Figure 5.3.6 ControlNet Indicators - PLC - 5/40C 圖5.3.6 CONTROLNET 指示燈－PLC-5/40C ControlNet indicators shown in Figure 5.3.6 ar

63、e detailed in Table 5.3.8. 圖5.3.6中CONTROLNET 指示器的詳細(xì)說明見表5.3.8 Table 5.3.8 PLC - 5/40C - ControlNet Indicators 表5.3.8 PLC-5/40C CONTROLNET 指示燈 LED發(fā)光二極管 STATUS狀態(tài) INDICATION說明 I/O ? OFF滅 ControlNet I/O present - not operating CONTROLNET I/O 就緒－未操作 ? GREEN綠色

64、All nodes present - operating normally所有節(jié)點(diǎn)就緒－操作正常 ? FLASHING GREEN綠色閃動(dòng) At least one configured ControlNet node not present or not operating properly至少有一個(gè)已配置的CONTROLNET節(jié)點(diǎn)未就緒或者合理操作 ? FLASHING RED紅色閃動(dòng) All configured ControlNet nodes not operating properly所有已配置的CONTROLNET 節(jié)點(diǎn)未合理操作 A and B A與B OF

65、F滅 Power OFF 無電源 ? RED紅色 Faulted unit 已故障的單元 ? RED/GREEN紅色/綠色 Self-test 自檢 ? FLASHING RED紅色閃動(dòng) Incorrect node configuration 非正確節(jié)點(diǎn)配置 A or B A或B OFF滅 Channel disabled 通道禁止 ? GREEN綠色 Normal operation 正常操作 ? FLASHING GREEN綠色閃動(dòng) Temporary errors, node not configured 暫時(shí)性錯(cuò)誤，節(jié)點(diǎn)未配置 ? FLAS

66、HING RED紅色閃動(dòng) Media fault, no other nodes on network傳輸介質(zhì)故障，網(wǎng)絡(luò)上無其他節(jié)點(diǎn) ? RED/GREEN紅色/綠色 Incorrect node configuration 非正確的節(jié)點(diǎn)配置 Operation操作 The PLC is a digital controller with programmable memory. The PLC: PLC為帶有可編程存儲(chǔ)器的數(shù)字控制器。PLC： · Provides setup switches提供設(shè)置開關(guān) · Has rotary switches to select ControlNet address - default setting 00-01 具有轉(zhuǎn)換開關(guān)以選擇CONTROLNET地址－默認(rèn)折紙00－01 · Self diagnoses, as well as battery and power supply 電池及電源的自我診斷 · Scans to transfer discrete data 掃描傳輸離線數(shù)據(jù) · Transfers anal