1、S7-200 PLC 17.1一梯網(wǎng)形絡(luò)圖的編程規(guī)(1) 每終個(gè)要，起然起然然于后于后后左連左連連母，接母，接接線觸線觸觸點(diǎn)點(diǎn)止于輸。出線圈 () ()()2(2) 觸點(diǎn)可以任，意輸意輸輸串出串出出并線并線線聯(lián)圈聯(lián)圈圈只只能能并并)() ()(3) 同一線個(gè)圈觸一點(diǎn)的使使用，同次同一數(shù)一個(gè)不個(gè)受輸出般。只用一次3(4) 觸而點(diǎn)不只能I0.0能畫畫在I0.1在縱水向平，平，支方路向上的支Q0.0()I0.2I0.4Q0.1I0.3()Q0.0I0.2I0.1I0.3()I0.0Q0.1I0.2I0.4I0.0()I0.34(5) 關(guān)于電路塊的串并聯(lián)STL LD LD O AL

2、D=Q0.0I0.1I0.2()I0.1 I0.2 I0.0I0.0Q0.0Q0.0I0.2I0.1STL ()LD O A=I0.1 I0.0 I0.2 Q0.1I0.05LD O AN LD O OALD=LD O O LD OALD AN=I0.0 I0.1 I0.2 M0.0 M0.1 V10.0Q0.0M0.0 M0.1 V10.0 I0.0 I0.1I0.2 Q0.067.2典型控制功能梯形一、具、具有有自自鎖鎖和和互互鎖鎖功功能能的的1. 具有自鎖功能的程序停止優(yōu)先起動(dòng)優(yōu)先72. 具有互鎖www.功gkbpx.c能om的程序182 二、定、定時(shí)時(shí)器器www.應(yīng)應(yīng)gkbpx應(yīng).co

3、m用用程程序序1. 脈沖信號(hào)發(fā)生器程序1(a) 梯形圖(b) 時(shí)序圖92 2. 順序脈沖發(fā)生器程序1I1.1Q0.0Q0.1Q0.21s1s1s4(b) 時(shí)序圖6(a) 梯形圖105 3 2 序3. 長(zhǎng)定時(shí)程1 23(b) 時(shí)序圖4 (a) 梯形圖114. 用接通延時(shí)定時(shí)器實(shí)現(xiàn)斷開1 2(a) 梯形圖(b) 時(shí)序圖125. 單脈沖發(fā)生器程序1 2 (b) 時(shí)序圖(a) 梯形圖13三、計(jì)、計(jì)數(shù)數(shù)器器www.應(yīng)gkbp應(yīng)x.co用m用程程序序1. 計(jì)器程數(shù)組序器合與的定定時(shí)時(shí)/控制燈 10點(diǎn)0s 后亮熄滅2142. 計(jì)數(shù)器組合擴(kuò)大計(jì)數(shù)范圍的 1 3/計(jì)數(shù)10 萬次使輸出15接通 4 27.3應(yīng)ww

4、w.gk用實(shí)例例1設(shè)計(jì)電L1 L2 L3動(dòng)、機(jī)反機(jī)反反的轉(zhuǎn)的轉(zhuǎn)轉(zhuǎn)正控正控控制。制。制程程序序QFRKMFSB1SB2KMR KMF KMFKMRKMRSB3KMFFR KMR M3主電路控制電路16解：(：1) I/O 分配17(2) 畫梯形圖218電 Y動(dòng)起起機(jī)起動(dòng)動(dòng)控控制。制。制程程序序例2設(shè)計(jì)Q FRKMSB2KTKM2KM1FRSB1KM1KTKMKM2KMKM1KM2KM1主電路控制電路19解：(：1) I/O 分配20圖(2) 設(shè)計(jì)梯形21例3設(shè)計(jì)送料小車的兩。位行程控解：(：1) I/O 分配注：未：未考考FR慮。慮22(2) 梯形圖23例4(1) 當(dāng)則(2) 當(dāng)報(bào)(3) 操(4

5、) 設(shè)密。碼密碼密密鎖碼鎖碼“碼3程5為程為2”為。序設(shè)開發(fā)開警作密計(jì)鎖出鎖一密個(gè)碼正信錯(cuò)確（代和代和代表有表有表有開有開）有時(shí)鑰鎖時(shí)鑰鎖，時(shí)鑰匙信，匙信匙號(hào)號(hào)開。鎖密碼誤和有，開，開則鎖則鎖發(fā)信發(fā)信出號(hào)出號(hào)或，信，信同號(hào)同號(hào)時(shí)時(shí)還還設(shè)設(shè)有有專。專用用的的報(bào)報(bào)警警鍵鍵結(jié)碼束，報(bào)應(yīng)報(bào)應(yīng)報(bào)警復(fù)警復(fù)警時(shí)位時(shí)位時(shí)可。可以以復(fù)復(fù)位位鎖有。六個(gè)按鍵24梯w（形（形ww.密gkb圖密圖px.碼com程“碼程35為2”序?yàn)樾颍┙猓好埽捍a鎖2526例5 SB1I0.0HL1Q0.0SB2I0.1HL2Q0.1SB3I0.2HL3Q0.2SB4I0.3 SB5I0.42728例6應(yīng)漏燈熄1I0.0Q0.02I0.

6、1Q0.1BCD3I0.2Q0.24I0.35I0.46I0.52930例7傡1M1M22M1M2M33M3享tM1M231M1M2SB1I0.0M1KM1Q0.0M3SB2I0.1M2KM2Q0.1SB3I0.2M3KM3Q0.232例8設(shè)計(jì)送料小車的三。位行程控解：(：1) I/O 分配注：未：未考考FR慮。慮33(2) 梯形圖1 342 3 I0.44 5 35補(bǔ)：充：充步步進(jìn)進(jìn)順順控控法法136SB1I0.0 KM1Q0.0SQ1I0.1 KM2Q0.1SQ2I0.2SQ3I0.3SQ4I0.4SB2I0.5S0.04 S0.1S0.4 4 SM0.1 S0.037382 39SB2SQ1 SB47s SB3 SQ2SB55s SB140SB1I0.0KM1Q0.0SQ1I0.1KM2Q0.2SQ2I0.2YV1Q0.1 SA1I0.3()YV2Q0.3I0.4I0.5SB2I0.6SB3I0.7SB4I1.0SB5I1.1414243443YV1YV2YV3OFFSL1SL2SL3OFFMOFF45 SB1 AASL3 ASL2SL2 ONABB SL1SL1ONBM1YV3 SL3SL3OFF 20s YV3 SB24647SB1I0.0YV1Q0.0 SB2 I0.1YV2Q0.1SL1