第5章S7300400件基礎(chǔ)

1、date: 2022-2-4file no.: ssp1_03c.1simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation第第5章章 s7-300/400軟件基礎(chǔ)軟件基礎(chǔ)date: 2022-2-4file no.: ssp1_03c.2simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.1

2、s7-300的數(shù)據(jù)環(huán)境的數(shù)據(jù)環(huán)境5.2 邏輯操作指令邏輯操作指令5.3 程序控制指令程序控制指令5.4 傳送和比較指令傳送和比較指令5.5 運(yùn)算指令運(yùn)算指令5.6 轉(zhuǎn)換指令轉(zhuǎn)換指令 5.7 計(jì)數(shù)器指令計(jì)數(shù)器指令5.8 計(jì)時(shí)器指令計(jì)時(shí)器指令5.9 塊操作指令塊操作指令date: 2022-2-4file no.: ssp1_03c.3simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.1 s7-300的數(shù)據(jù)環(huán)境的數(shù)據(jù)環(huán)境1 數(shù)據(jù)類型數(shù)據(jù)類型

3、位位 bool 例：例： true 或或 false （1 或或0） 字節(jié)字節(jié) byte 例：例： b#16#0ff 字字 word 例：例： w#16#0 ffff 雙字雙字 dword 例：例：dw#16#0ffff_ffff 整數(shù)整數(shù) int 例：例：-3276832767 雙整數(shù)雙整數(shù) dint 例：例：-214783648 214783647 實(shí)數(shù)實(shí)數(shù) real real 例：例： 1.2 或或 34.5e-12 時(shí)間時(shí)間 s5time 例：例：s5t#2h5m (時(shí)基時(shí)基 10ms) 字符字符 char 例：例：a日期日期時(shí)間時(shí)間 time_of_day time_of_day 例

4、：例：tod#12:23:45.12tod#12:23:45.12 時(shí)間時(shí)間 time 例：例：t#20h_31m_23s (時(shí)基時(shí)基 1ms)日期日期 date 例：例：d#1990-1-1 (時(shí)基時(shí)基 1天天)date: 2022-2-4file no.: ssp1_03c.4simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation說明： s5time 為為 simatic時(shí)間時(shí)間 范圍范圍 s5t#0h_0m_0s_10ms s5t#2h_4

5、6m_39s_0mstime為為 iec時(shí)間時(shí)間 范圍范圍 t#0 0 0 . 0 t#23 59 59.999time-of-day 為為 日計(jì)時(shí)日計(jì)時(shí) 范圍范圍 tod#0:0:0.0 tod#23:59:59.999date: 2022-2-4file no.: ssp1_03c.5simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation2 過程映象過程映象字節(jié) 0字節(jié) 1字節(jié) 2: cpu 存儲(chǔ)器區(qū)字節(jié) 0字節(jié) 1字節(jié) 2: piipiq

6、用戶程序 cpu 存儲(chǔ)器區(qū) : :a i2.0= q4.3 : : : :11date: 2022-2-4file no.: ssp1_03c.6simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationpscpusmsmsmsmsmsmsm模塊 12 4 5 6 7 8 9 10槽號(hào)地址 0.0地址 0.7地址 1.0地址 1.7date: 2022-2-4file no.: ssp1_03c.7simatic s7siemens ag 2000.

7、 all rights reserved.information and training centerknowledge for automation3. step 7 的可能尋址范圍的可能尋址范圍設(shè)計(jì)的地址區(qū)設(shè)計(jì)的地址區(qū) 訪問區(qū)域訪問區(qū)域 縮寫縮寫 加在一起的最大區(qū)域加在一起的最大區(qū)域過程映象過程映象 i/q 輸入 /輸出位 i / q 0.0 - 65,535.7 輸入 /輸出字節(jié) i/qb 0 - 65,535 輸入 /輸出字 i/qw 0 - 65,534 輸入 /輸出雙字 i/qd 0 - 65,532存儲(chǔ)器標(biāo)志存儲(chǔ)器標(biāo)志 存儲(chǔ)器位 m 0.0 - 255.7 存儲(chǔ)器字節(jié) mb 0

8、 - 255 存儲(chǔ)器字 mw 0 - 254 存儲(chǔ)器雙字 md 0 - 252 i/q 外部輸入外部輸入/輸出輸出 i/q 字節(jié), 外設(shè) pib/pqb 0 - 65,535 i/q 字, 外設(shè) piw/pqw 0 - 65,534 i/q 雙字, 外設(shè) pid/pqd 0 - 65,532 定時(shí)器定時(shí)器 定時(shí)器 (t) t 0 - 255計(jì)數(shù)器計(jì)數(shù)器 計(jì)數(shù)器 (c) c 0 - 255date: 2022-2-4file no.: ssp1_03c.8simatic s7siemens ag 2000. all rights reserved.information and training

9、 centerknowledge for automation設(shè)計(jì)的地址區(qū)設(shè)計(jì)的地址區(qū) 訪問區(qū)域訪問區(qū)域 縮寫縮寫 加在一起的最大區(qū)域加在一起的最大區(qū)域數(shù)據(jù)塊數(shù)據(jù)塊 數(shù)據(jù)塊 (db) db 0 - 65,535數(shù)據(jù)塊數(shù)據(jù)塊 用opn db打開 位 dbx 0.0 - 65,535.7 字節(jié) dbb 0 - 65,535 字 dbw 0 - 65,534 雙字 dbd 0 - 65,532 用opn di打開 位 dix 0.0 - 65,535.7 字節(jié) dib 0 - 65,535 字 diw 0 - 65,534 雙字 did 0 - 65,532說明：db塊包含由任意一個(gè)塊存取的數(shù)據(jù)塊包

10、含由任意一個(gè)塊存取的數(shù)據(jù).db塊用塊用“opn db”打開打開. di塊用于存取與塊用于存取與fb和和sfb塊的數(shù)據(jù)塊的數(shù)據(jù). di塊用塊用“opn di” 打開打開. s7同時(shí)只能識(shí)別一個(gè)同時(shí)只能識(shí)別一個(gè)db塊和一個(gè)塊和一個(gè)di塊的數(shù)據(jù)塊的數(shù)據(jù).date: 2022-2-4file no.: ssp1_03c.9simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.2 邏輯操作指令邏輯操作指令1. 位邏輯指令位邏輯指令（1）基本邏輯指令：）

11、基本邏輯指令：與與, , 或或date: 2022-2-4file no.: ssp1_03c.10simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation（2）基本邏輯指令：異或）基本邏輯指令：異或 (xor)date: 2022-2-4file no.: ssp1_03c.11simatic s7siemens ag 2000. all rights reserved.information and training centerknowled

12、ge for automation 異或異或 (xor(xor)指令練習(xí)：指令練習(xí)：date: 2022-2-4file no.: ssp1_03c.12simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation（3）常開和常閉觸點(diǎn)，傳感器和符號(hào)）常開和常閉觸點(diǎn)，傳感器和符號(hào)date: 2022-2-4file no.: ssp1_03c.13simatic s7siemens ag 2000. all rights reserved.informa

13、tion and training centerknowledge for automation 常開常閉觸點(diǎn)練習(xí)常開常閉觸點(diǎn)練習(xí)date: 2022-2-4file no.: ssp1_03c.14simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation與或非操作練習(xí)與或非操作練習(xí)date: 2022-2-4file no.: ssp1_03c.15simatic s7siemens ag 2000. all rights reserved.in

14、formation and training centerknowledge for automation（4）賦值，置位，復(fù)位）賦值，置位，復(fù)位date: 2022-2-4file no.: ssp1_03c.16simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation 置位復(fù)位操作練習(xí)置位復(fù)位操作練習(xí)date: 2022-2-4file no.: ssp1_03c.17simatic s7siemens ag 2000. all rights

15、reserved.information and training centerknowledge for automation（5 5）觸發(fā)器的置位）觸發(fā)器的置位 / / 復(fù)位復(fù)位date: 2022-2-4file no.: ssp1_03c.18simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation置位復(fù)位觸發(fā)器練習(xí)置位復(fù)位觸發(fā)器練習(xí)date: 2022-2-4file no.: ssp1_03c.19simatic s7siemens a

16、g 2000. all rights reserved.information and training centerknowledge for automation（6）中間輸出操作中間輸出操作ladi 1.0i 1.1( )m0.0i 2.0i 2.1( )m 1.1not( )q 4.0ai1.0ai1.1=m 0.0am 0.0ai2.0ai2.1not=m 1.1am 1.1=q 4.0stli 1.0i 1.1&i 2.0i 2.1m0.0m1.1q 4.0=fbddate: 2022-2-4file no.: ssp1_03c.20simatic s7siemens ag

17、 2000. all rights reserved.information and training centerknowledge for automation中間輸出操作練習(xí)中間輸出操作練習(xí)date: 2022-2-4file no.: ssp1_03c.21simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation（7 7） rlo - rlo - 邊沿檢測(cè)邊沿檢測(cè) ( (檢測(cè)確檢測(cè)確 i1.0 i1.0與與i1.1i1.1的邊沿的邊沿) )

18、pi1.0i1.1m1.0m8.0ni1.0i1.1m1.1m8.1ladi1.0i1.1p=&m1.0m8.0i1.0i1.1n=&m1.1m8.1fbdai1.0 ai1.1fpm1.0=m8.0a i 1.0ai 1.1fnm1.1=m8.1stli1.0i1.1rlom1.0m8.0m8.1m1.1ob1-循環(huán)例如date: 2022-2-4file no.: ssp1_03c.22simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for aut

19、omation（8 8）信號(hào)）信號(hào) - - 邊沿檢測(cè)邊沿檢測(cè) (i1.0=1 (i1.0=1 時(shí)時(shí) 檢測(cè)檢測(cè) i1.1i1.1的邊沿的邊沿) )i1.1=m8.0posm_bitm1.0&i1.0i1.1=m8.1negm_bitm1.1&i1.0fbdai1.0 a ( a i1.1fpm1.0)=m8.0ai1.0a(ai1.1fnm1.1)=m8.1stli1.1m8.0posm_bitm1.0qi1.0i1.1m8.1negm_bitm1.1qi1.0lad例如i1.0i1.1m1.0m8.0m8.1m1.1ob1-周期date: 2022-2-4file no.: s

20、sp1_03c.23simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation2 計(jì)數(shù)器線圈操作計(jì)數(shù)器線圈操作加計(jì)數(shù)加計(jì)數(shù)線圈線圈cu減計(jì)數(shù)減計(jì)數(shù)線圈線圈cd i0.0為置數(shù)脈沖為置數(shù)脈沖 i0.1為加計(jì)數(shù)脈沖為加計(jì)數(shù)脈沖 i0.2為減計(jì)數(shù)脈沖為減計(jì)數(shù)脈沖cv=0時(shí)時(shí) c5=offcv 0時(shí) c5=onq0.5=c5i1.0 =on時(shí)，時(shí)，i0.0=on時(shí)時(shí)cv=10。 i0.1脈沖使計(jì)數(shù)加脈沖使計(jì)數(shù)加1 i0.2脈沖使計(jì)數(shù)減脈沖使計(jì)數(shù)減1date:

21、 2022-2-4file no.: ssp1_03c.24simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation3 計(jì)時(shí)器線圈操作計(jì)時(shí)器線圈操作脈沖計(jì)時(shí)器（脈沖計(jì)時(shí)器（ sp ）i1.0 =on時(shí)時(shí)擴(kuò)展脈沖計(jì)時(shí)器（擴(kuò)展脈沖計(jì)時(shí)器（ se ）i1.0 =on時(shí)時(shí)計(jì)時(shí)器的數(shù)據(jù)格式：計(jì)時(shí)器的數(shù)據(jù)格式：date: 2022-2-4file no.: ssp1_03c.25simatic s7siemens ag 2000. all rights res

22、erved.information and training centerknowledge for automation開通延時(shí)計(jì)時(shí)器（開通延時(shí)計(jì)時(shí)器（ sd ）i1.0 =on時(shí)時(shí)保持型開通延時(shí)計(jì)時(shí)器（保持型開通延時(shí)計(jì)時(shí)器（ ss ）i1.0 =on時(shí)時(shí)關(guān)斷延時(shí)計(jì)時(shí)器（關(guān)斷延時(shí)計(jì)時(shí)器（ sf ）i1.0 =on時(shí)時(shí)date: 2022-2-4file no.: ssp1_03c.26simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.3

23、 程序控制指令程序控制指令（1）主控繼電器功能主控繼電器功能date: 2022-2-4file no.: ssp1_03c.27simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation主控繼電器（主控繼電器（mcr）是梯形邏輯主控開關(guān)，控制信號(hào)流的通斷。）是梯形邏輯主控開關(guān)，控制信號(hào)流的通斷。主控繼電器的啟動(dòng)指令（主控繼電器的啟動(dòng)指令（mcra）主控繼電器的開通指令（主控繼電器的開通指令（mcr）主控繼電器的停止指令（主控繼電器的停止指令（mcr

24、d）date: 2022-2-4file no.: ssp1_03c.28simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation主控繼電器的例子主控繼電器的例子1i0.0=on 執(zhí)行執(zhí)行“mcr”之間的指令。之間的指令。i0.0=off 不執(zhí)行不執(zhí)行“mcr”之間的指令。之間的指令。其中置位信號(hào)不變，其中置位信號(hào)不變， 賦值信號(hào)被復(fù)位。賦值信號(hào)被復(fù)位。date: 2022-2-4file no.: ssp1_03c.29simatic s7sie

25、mens ag 2000. all rights reserved.information and training centerknowledge for automation主控繼電器的例子主控繼電器的例子2date: 2022-2-4file no.: ssp1_03c.30simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation（2）無條件跳轉(zhuǎn)無條件跳轉(zhuǎn)指令指令date: 2022-2-4file no.: ssp1_03c.31simat

26、ic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation（3）條件跳轉(zhuǎn)條件跳轉(zhuǎn)指令指令date: 2022-2-4file no.: ssp1_03c.32simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation跳轉(zhuǎn)跳轉(zhuǎn)指令練習(xí)指令練習(xí) (跳過之處不掃描)date: 2022-2-4file no.: ssp1_

27、03c.33simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.4 傳送和比較指令傳送和比較指令傳送指令傳送指令 字節(jié)，字，雙字字節(jié)，字，雙字傳送。傳送。比較指令比較指令整數(shù)，雙整數(shù)，實(shí)數(shù)比較。整數(shù)，雙整數(shù)，實(shí)數(shù)比較。比較符比較符:eq_i, ne_i, gt_i,eq_i, ne_i, gt_i,lt_i, ge_i, le_i.lt_i, ge_i, le_i.eq_d, ne_d, gt_d,eq_d, ne_d, gt_d,lt_d

28、, ge_d, le_d.lt_d, ge_d, le_d.eq_r, ne_r, gt_r,eq_r, ne_r, gt_r,lt_r, ge_r, le_r.lt_r, ge_r, le_r.date: 2022-2-4file no.: ssp1_03c.34simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.5 運(yùn)算指令運(yùn)算指令整數(shù)運(yùn)算整數(shù)運(yùn)算運(yùn)算符：運(yùn)算符：add_i. sub_i.mul_i. div_i.add_di. sub

29、_di.mul_di. div_di, mod_di.實(shí)數(shù)運(yùn)算實(shí)數(shù)運(yùn)算運(yùn)算符：運(yùn)算符：add_r. sub_r. mul_r. div_r.sin， cos，tan，asin， acos， atan，ln， expdate: 2022-2-4file no.: ssp1_03c.35simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.6 轉(zhuǎn)換指令轉(zhuǎn)換指令bcd碼與整數(shù)轉(zhuǎn)換碼與整數(shù)轉(zhuǎn)換 bcd_i把通道中把通道中的的bcd碼碼轉(zhuǎn)換為整數(shù)存轉(zhuǎn)換

30、為整數(shù)存入入通道通道中。中。 i_ bcd把通道中的把通道中的整數(shù)轉(zhuǎn)換為整數(shù)轉(zhuǎn)換為bcd碼碼存入存入通道通道中。中。雙整數(shù)與實(shí)數(shù)轉(zhuǎn)換雙整數(shù)與實(shí)數(shù)轉(zhuǎn)換di _rroundbcd_di， di _ bcd ，i _ di ， di _i 。date: 2022-2-4file no.: ssp1_03c.36simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation5.7 計(jì)數(shù)器指令計(jì)數(shù)器指令雙向計(jì)數(shù)器雙向計(jì)數(shù)器i0.0為加計(jì)數(shù)脈沖為加計(jì)數(shù)脈沖i0.1為

31、減計(jì)數(shù)脈沖為減計(jì)數(shù)脈沖i0.2為置數(shù)脈沖為置數(shù)脈沖i0.3為復(fù)位脈沖為復(fù)位脈沖cv0時(shí)，時(shí)，c0=on。向上計(jì)數(shù)器向上計(jì)數(shù)器i0.0為加計(jì)數(shù)脈沖為加計(jì)數(shù)脈沖i0.1為置數(shù)脈沖為置數(shù)脈沖i0.2為復(fù)位脈沖為復(fù)位脈沖cv0時(shí)，時(shí)，c0=on。date: 2022-2-4file no.: ssp1_03c.37simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation向下計(jì)數(shù)器向下計(jì)數(shù)器i0.3為減計(jì)數(shù)脈沖為減計(jì)數(shù)脈沖i0.4為置數(shù)脈沖為置數(shù)脈沖i0.5

32、為復(fù)位脈沖為復(fù)位脈沖cv0時(shí)，時(shí)，c0=on。說明：梯形圖中梯形圖中cv為用十六進(jìn)制表示的計(jì)數(shù)器的當(dāng)前值。為用十六進(jìn)制表示的計(jì)數(shù)器的當(dāng)前值。梯形圖中梯形圖中cv_ bcd為用為用bcd碼表示的計(jì)數(shù)器的當(dāng)前值。碼表示的計(jì)數(shù)器的當(dāng)前值。梯形圖中的梯形圖中的pv值可以用值可以用bcd碼表示的數(shù)值由通道送入。碼表示的數(shù)值由通道送入。date: 2022-2-4file no.: ssp1_03c.38simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation

33、5.8 計(jì)時(shí)器指令計(jì)時(shí)器指令脈沖計(jì)時(shí)器（脈沖計(jì)時(shí)器（sp）擴(kuò)展脈沖計(jì)時(shí)器（擴(kuò)展脈沖計(jì)時(shí)器（se）date: 2022-2-4file no.: ssp1_03c.39simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation開通延時(shí)計(jì)時(shí)器（開通延時(shí)計(jì)時(shí)器（sd）保持型開通延時(shí)計(jì)時(shí)器（保持型開通延時(shí)計(jì)時(shí)器（ss）date: 2022-2-4file no.: ssp1_03c.40simatic s7siemens ag 2000. all right

34、s reserved.information and training centerknowledge for automation關(guān)斷延時(shí)計(jì)時(shí)器（關(guān)斷延時(shí)計(jì)時(shí)器（sf）說明：梯形圖中梯形圖中bi為用十六進(jìn)制表示的計(jì)數(shù)器的當(dāng)前值。為用十六進(jìn)制表示的計(jì)數(shù)器的當(dāng)前值。梯形圖中梯形圖中 bcd為用為用bcd碼表示的計(jì)數(shù)器的當(dāng)前值。碼表示的計(jì)數(shù)器的當(dāng)前值。梯形圖中的梯形圖中的tv值可以用值可以用bcd碼表示的數(shù)值由通道送入。碼表示的數(shù)值由通道送入。date: 2022-2-4file no.: ssp1_03c.41simatic s7siemens ag 2000. all rights reser

35、ved.information and training centerknowledge for automation5.9 塊操作指令塊操作指令1 溫度控制（溫度控制（s7-pro1）說明：檢測(cè)溫度在說明：檢測(cè)溫度在piw256中，顯示在中，顯示在pqw368中。中。 溫控溫控1的溫度保持在的溫度保持在82，控制器為控制器為q 0.0 。 溫控溫控2的溫度保持在的溫度保持在182，控制器為控制器為q 0.1 。設(shè)計(jì)：設(shè)計(jì)：ob1為主程序，負(fù)責(zé)調(diào)用控制程序?yàn)橹鞒绦?，?fù)責(zé)調(diào)用控制程序fc1。 db1和和db2為通用數(shù)據(jù)塊。為通用數(shù)據(jù)塊。 其中其中db1為溫控為溫控1的控制參數(shù)數(shù)據(jù)塊。的控制參數(shù)數(shù)

36、據(jù)塊。 db2為溫控為溫控2的控制參數(shù)數(shù)據(jù)塊。的控制參數(shù)數(shù)據(jù)塊。date: 2022-2-4file no.: ssp1_03c.42simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationdb塊：塊：db1db2date: 2022-2-4file no.: ssp1_03c.43simatic s7siemens ag 2000. all rights reserved.information and training centerknowle

37、dge for automationfc塊：塊：fc1date: 2022-2-4file no.: ssp1_03c.44simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationob塊：塊：ob1date: 2022-2-4file no.: ssp1_03c.45simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for

38、automation運(yùn)行仿真：運(yùn)行仿真：溫控溫控1控制仿真控制仿真溫控溫控2控制仿真控制仿真date: 2022-2-4file no.: ssp1_03c.46simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation2 溫度控制（溫度控制（s7-pro2）說明：檢測(cè)溫度在說明：檢測(cè)溫度在piw256中，顯示在中，顯示在pqw368中。中。 溫控溫控1的溫度保持在的溫度保持在82，控制器為控制器為q 0.0 。 溫控溫控2的溫度保持在的溫度保持在1

39、82，控制器為控制器為q 0.1 。設(shè)計(jì)：設(shè)計(jì)：ob1為主程序，負(fù)責(zé)調(diào)用控制程序?yàn)橹鞒绦颍?fù)責(zé)調(diào)用控制程序fb1。 db1和和db2為為fb1型數(shù)據(jù)塊。型數(shù)據(jù)塊。 其中其中db1為溫控為溫控1的控制參數(shù)數(shù)據(jù)塊。的控制參數(shù)數(shù)據(jù)塊。 db2為溫控為溫控2的控制參數(shù)數(shù)據(jù)塊。的控制參數(shù)數(shù)據(jù)塊。date: 2022-2-4file no.: ssp1_03c.47simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationfb塊：塊：fb1date: 2022-

40、2-4file no.: ssp1_03c.48simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationdb塊：塊：db1db2date: 2022-2-4file no.: ssp1_03c.49simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationob塊：塊：ob1date: 2022-2-4fi

41、le no.: ssp1_03c.50simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation運(yùn)行仿真：運(yùn)行仿真：溫控溫控1控制仿真控制仿真溫控溫控2控制仿真控制仿真date: 2022-2-4file no.: ssp1_03c.51simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automation3溫度控制（

42、溫度控制（s7-pro3）說明：檢測(cè)溫度在說明：檢測(cè)溫度在piw256中，顯示在中，顯示在pqw368中。中。 溫控溫控1的溫度保持在的溫度保持在82，控制器為控制器為q 0.0 。 溫控溫控2的溫度保持在的溫度保持在182，控制器為控制器為q 0.2 。 溫控溫控3的溫度保持在的溫度保持在282，控制器為控制器為q 0.4 。設(shè)計(jì)：設(shè)計(jì)：ob1為主程序，負(fù)責(zé)調(diào)用控制程序?yàn)橹鞒绦颍?fù)責(zé)調(diào)用控制程序fb1和和fc1。 db1和和db2為為fb1型數(shù)據(jù)塊。型數(shù)據(jù)塊。 其中其中db1為溫控為溫控1的控制參數(shù)數(shù)據(jù)塊。的控制參數(shù)數(shù)據(jù)塊。 db2為溫控為溫控2的控制參數(shù)數(shù)據(jù)塊。的控制參數(shù)數(shù)據(jù)塊。 db3為

43、通用數(shù)據(jù)塊，為溫控為通用數(shù)據(jù)塊，為溫控3的控制參數(shù)。的控制參數(shù)。 fb1控制溫度控制溫度1，2。fc1控制溫度控制溫度3 。date: 2022-2-4file no.: ssp1_03c.52simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationfc塊：塊：fc1date: 2022-2-4file no.: ssp1_03c.53simatic s7siemens ag 2000. all rights reserved.informatio

44、n and training centerknowledge for automationfb塊：塊：fb1date: 2022-2-4file no.: ssp1_03c.54simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationdb塊：塊：db1db2date: 2022-2-4file no.: ssp1_03c.55simatic s7siemens ag 2000. all rights reserved.information and

45、 training centerknowledge for automationdb3date: 2022-2-4file no.: ssp1_03c.56simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationob塊：塊：ob1date: 2022-2-4file no.: ssp1_03c.57simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for automationob1續(xù)續(xù)運(yùn)行仿真：運(yùn)行仿真：i0.0,i0.1=on: piw25610 q0.0=off.i0.2,i0.3=on: piw25620 q0.2=off.i0.3,i0.4=on: piw25630 q0.4=off.date: 2022-2-4file no.: ssp1_03c.58simatic s7siemens ag 2000. all rights reserved.information and training centerknowledge for a