1、Date:2022-2-16File:SSP2_03C.1SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬量處理模擬量處理液位變送器 高液位低液位Date:2022-2-16File:SSP2_03C.2SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬量模塊的用途模擬量模塊的用途

2、生產過程生產過程物理量標準的模擬信號傳感器變送器 壓力 溫度 流量 速度 pH 值 粘性 等 500mV 1V 5V 10V 20mA4.20mA等DACPQW .PQW .:PQW .模擬量輸出模塊模擬量輸出模塊MR模塊ADC結果存儲器PIW .PIW .:PIW .模擬量輸入模塊模擬量輸入模塊CPU:L PIW 304T PQW 320:模擬執行器 物理量.Date:2022-2-16File:SSP2_03C.3SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge f

3、or Automation量程卡量程卡Date:2022-2-16File:SSP2_03C.4SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for AutomationS7-300模擬量模塊的尋址模擬量模塊的尋址IM256 to270336 to350352 to366368 to382304 to318320 to334272 to286288 to302 (發送) 槽口號 2 3 4 5 6 7 8 9 10 11 384 to398400 to414432

4、to446448 to462464 to478480 to494496 to510416 to430機架機架 1R0電源模塊IM(接收) 電源模塊CPU512 to526528 to542544 to558560 to574576 to590592 to606608 to622624 to638機架機架 2IM(接收) 電源模塊機架機架 3640to654656to670672to686688 to702704 to718720 to734736 to750752 to766IM(接收) 電源模塊Date:2022-2-16File:SSP2_03C.5SIMATIC S7Siemens AG

5、 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬量模塊模擬量模塊SM335 ( (輸入輸入) )Date:2022-2-16File:SSP2_03C.6SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬模塊模擬模塊SM335 ( (輸出輸出) )Date:2022-2-16File:SSP2_03C.7SIMATIC

6、S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬輸入模塊模擬輸入模塊 SM331Date:2022-2-16File:SSP2_03C.8SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬量的表達方式和測量值的分辨率模擬量的表達方式和測量值的分辨率2021222324252627282921021

7、1212213214VZ16進制.位值十進制0123456789101112131415位的序號單位位的分辨率+ 符號111*15*= 0 或 18000000001128*8402010840000000000000000000002164132116181412*91011121314Date:2022-2-16File:SSP2_03C.9SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation在不同測量范圍下模擬量的表達方式在不同測量范圍下

8、模擬量的表達方式范圍超上限超上界額定范圍超下界超下限測量范圍 10V電壓例如：= 11.75911.7589 :10.000410.00 7.50 :-7.5-10.00- 10.0004 :- 11.759= 22.81522.810 :20.000520.00016.000 : :4.0003.9995 :1.1852= 1000.11000.0 :850.1850.0 : : :-200.0- 200.1 :- 243.0=352.778352.767 :300.011300.000225.000 : :0.000不允許負值單位3276732511 :276492764820736 :

9、:0- 32768- 1 :- 4864Date:2022-2-16File:SSP2_03C.10SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬輸入量的規范化模擬輸入量的規范化500,00,0027648Date:2022-2-16File:SSP2_03C.11SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledg

10、e for Automation模擬量輸出的規范化模擬量輸出的規范化276480 0,0100,0Date:2022-2-16File:SSP2_03C.12SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation模擬輸出量的表達形式模擬輸出量的表達形式范圍超上限超上界額定范圍超下界超下限單位=3276732511 :2764927648 :0 :- 6912- 6913 : : :- 27648- 27649 :- 32512=- 32513 輸

11、出范圍：電壓011.7589 :10.000410.0000 : 00 to 10V1 to 5V05.8794 :5.00025.0000 :1.0000011.7589 :10.000410.0000 : 0 : : : : : : :-10.0000- 10.0004 :- 11.75890 10V 00.99990 0 輸出范圍： 電流023.515 :20.000720.000 : 00 to 20mA4 to 20mA022.81 :20.00520.000 :4.000023.515 :20.000720.000 : 0 : : : : : : :-20.000- 20.007

12、:- 23.5150 20mA 03.99950 0Date:2022-2-16File:SSP2_03C.13SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation練習練習3.13.1: :配置配置模擬量模塊模擬量模塊SM335Date:2022-2-16File:SSP2_03C.14SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation練習練習3.23.2: : 配置模擬量模塊配置模擬量模塊 SM331Date:2022-2-16File:SSP2_03C.15SIMATIC S7Siemens AG 2000. All rights reserved.Information and Training CenterKnowledge for Automation練習練習3.33.3: : 控制罐的液位控制罐的液位液位傳感器最低液位設定為 50L，當實測液位低于該值時，通過 Q 5.2輸出一個信息。最高液位 600L，對應通道0上的10 V 模擬量Date:2022-2-1