模擬量處理課件

Date:File:2023/11/25Analog.1SIMATIC?

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Drives模擬量處理液位

變送器

高液位低液位Date:File:2023/11/25Analog.2SIMATIC?

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Drives目標(biāo)學(xué)習(xí)了本章之后，你將..................了解模擬量處理的原理能夠使用“HW

Config“工具給模擬量模板賦值并能夠設(shè)置模板的量程卡模塊到正確位置能夠給模擬量模板編址能夠解釋模板的分辨率能夠在程序中處理模擬量的結(jié)果Date:File:2023/11/25Analog.3SIMATIC?

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Drives模擬量模板的用途生產(chǎn)過程模擬量輸入模板CPU物理量 標(biāo)準(zhǔn)的模擬信號傳感器

變送器壓力

±

500mV溫度

±

1V流量

±

5V速度

±

10VpH值

±

20mA粘性

4...20mA等

等物理量

模擬執(zhí)行器結(jié)果

存儲器PIW...MR

ADC

PIW

...模塊

:::PIW...模擬量輸出模板PQW...DAC

PQW...:::PQW...::::::L

PIW

304...................T

PQW

320:Date:File:2023/11/25Analog.4SIMATIC?

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Drives量程卡Date:File:2023/11/25Analog.5SIMATIC?

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DrivesDate:File:2023/11/25Analog.6SIMATIC?

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Drives模擬輸入模板SM335(輸入)SM331Date:File:2023/11/25Analog.7SIMATIC?

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DrivesSM335(輸出)模擬輸出模板SM332Date:File:2023/11/25Analog.8SIMATIC?

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DrivesDate:File:2023/11/25Analog.9SIMATIC?

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Drives在不同測量范圍下模擬量的表達(dá)方式范圍超上限超上界額定范圍超下界超下限電壓

例如：測量范圍±

10V單位>=11.7593276711.758932511::10.00042764910.00276487.502073600-7.50-20736-10.00-27648-

10.0004-

27649::-

11.759-

32512<=

-

11.76-

32768電流

例如：測量范圍4

..

20mA單位>=22.8153276722.81032511::20.00052764920.0002764816.00020736::::4.00003.9995-

1::1.1852-

4864<=1.1845-

32768溫度例如Pt100測量范圍-200...+850oC單位>=1000.1327671000.010000::850.18501850.08500:::-2000:::-200.0-

200.1-

2001::-

243.0-

2430<=

-

243.1-

32768電阻

例如：測量范圍0...300Ohm單位>=352.77832767352.76732511::300.01127649300.00027648225.00020736::::0.0000不允許負(fù)值-

1:-

4864-

32768Date:File:2023/11/25Analog.10SIMATIC?

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Drives模擬輸出量的表達(dá)形式范圍單位超上限>=32767超上界32511:2764927648:0:額定范圍-

6912-

6913:::-

27648超下界-

27649:-

32512超下限<=-

32513電壓輸出范圍：0

to

10V1

to

5V±

10V00011.7589:10.00045.8794:5.000211.7589:10.000410.0000:05.0000:1.000010.0000:0:::::::-10.000000.999900-

10.0004:-

11.75890電流輸出范圍：0

to

20mA4

to

20mA±

20mA00023.515:20.000722.81:20.00523.515:20.000720.000:020.000:4.00020.000:0:::::::-20.00003.999500-

20.007:-

23.5150Date:File:2023/11/25Analog.11SITRAIN

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DrivesS7-300模擬量模板的尋址槽口號

2SIMATIC?

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reserved.34567891011機(jī)架1機(jī)0機(jī)架2機(jī)架3電源模板IM(接收)640to654656to670672to686688to702704to718720to734736to750752to766電源模板IM(接收)512to526528to542544to558560to574576to590592to606608to622624to638電源模板IM(接收)384to398400to414416to430432to446448to462464to478480to494496to510架電源模板CPUIM(發(fā)送)256to270272to286288to302304to318320to334336to350352to366368to382Date:

2023/11/25File:

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Drives模擬輸入量的規(guī)范化LO_LIM

=

0.0027648-27648B27648

LO_LIM

=

0.00SIMATIC?

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reserved.A單向(M

0.0=′0′)(傳感器只提供正電壓)OUTHI_LIM

=

500.0ININ雙向(M

0.0=′1′)(傳感器也提供負(fù)電壓)OUTHI_LIM

=

500.0x

x+1Δx

x+1ΔDate:File:2023/11/25Analog.13SIMATIC?

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Drives模擬量輸出的規(guī)范化2764800.0(LO_LIM)100.0(HI_LIM)INOUT0.0(LO_LIM)100.0(HI_LIM)IN-27648AB單向(M

0.0=′0′)(只提供正電壓給執(zhí)行器)雙向(M

0.0=′1′)(提供正負(fù)電壓給執(zhí)行器)OUT27648

0Date:File:2023/11/25Analog.14SIMATIC?

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Drives練習(xí):配置模擬量模板SM335Date:File:2023/11/25Analog.15SIMATIC?

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DrivesDate:File:2023/11/25Analog.16SIMATIC?

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Drives練習(xí):用診斷中斷的硬件診斷雙擊Date:File:2023/11/25Analog.17SIMATIC?

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Drives練習(xí):

被傳送的零件的記錄和重量顯示AI2AI1重量0至500kg-15V...+15VAI1

AI2

AO1AO20

10V模擬器0...10VPIW304AI

模板0...27648QW

6DO模板0至500

kgBCD顯示0123重量顯示當(dāng)I

0.6=′1′Date:File:2023/11/25Analog.18SIMATIC?

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