View
243
Download
1
Category
Preview:
Citation preview
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
1/12
Date: 2/23/2012File: PRO1_13E.1
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Analog Value Processing
LevelTransmitter
High Level
Low Level
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
2/12
Date: 2/23/2012File: PRO1_13E.2
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Objectives
Upon completion of the module the participant will ...
... know the principle of analog value processing
... be able to assign parameters to an analog module
... be able to address an analog module
... be able to evaluate the diagnostic interrupt of an analog module
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
3/12
Date: 2/23/2012File: PRO1_13E.3
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Using Analog Modules
Process
Physicalquantity
Standardanalog signal
Sensor Transducer
Pressure Temperature Flow Speed pH value Viscosity etc.
500mV 1V 5V 10V 20mA4 to 20mAetc.
DAC
PQW ...PQW ...:::PQW ...
Analog output module
CPU
::::::L PIW 304
T PQW 304:
Analogactuator
Physicalquantity
..........
........................
....
MRmodule ADC
Resultmemory
PIW ...PIW ...:::PIW ...
Analog input module
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
4/12
Date: 2/23/2012File: PRO1_13E.4
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Measuring Range Modules
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
5/12
Date: 2/23/2012File: PRO1_13E.5
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Analog Module Properties
Double-click
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
6/12
Date: 2/23/2012File: PRO1_13E.6
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Analog Input Modules
SM335 (Inputs) SM331
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
7/12
Date: 2/23/2012File: PRO1_13E.7
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Analog Value Representation of Different Measuring Ranges
Range
Overflow
Overrange
Rated range
Underrange
Underflow
Meas.range 10V
Voltagesuch as:
>= 11.759
11.7589:
10.0004
10.007.50:
-7.5-10.00
- 10.0004:
- 11.759
= 22.815
22.810:
20.0005
20.00016.000
::
4.000
3.9995:
1.1852
= 1000.1
1000.0:
850.1
850.0:::
-200.0
- 200.1:
- 243.0
=352.778
352.767:
300.011
300.000225.000
::
0.000
Negativevalues
notpossible
Units
32767
32511:
27649
2764820736::
0
- 32768
- 1:
- 4864
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
8/12
Date: 2/23/2012File: PRO1_13E.8
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Analog Module Addresses for the S7-300
IM 256to
270
336to
350
352to
366
368to
382
304to
318
320to
334
272to
286
288to
302
(Send)
Slot 2 3 4 5 6 7 8 9 10 11
384
to
398
400
to
414
432
to
446
448
to
462
464
to
478
480
to
494
496
to
510
416
to
430
Rack 1
R0
Power
Supply
IM
(Receive)
PowerSupply CPU
512
to
526
528
to
542
544
to
558
560
to
574
576
to
590
592
to
606
608
to
622
624
to
638
Rack 2
IM
(Receive)
Power
Supply
Rack 3 640
to
654
656
to
670
672
to
686
688
to
702
704
to
718
720
to
734
736
to
750
752
to
766
IM
(Receive)
Power
Supply
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
9/12
Date: 2/23/2012File: PRO1_13E.9
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Scaling Analog Input Values
HI_LIM = 500.0
LO_LIM = 0.0
0 27648-27648
bipolar(M 0.0 = 1)(Sensor also supplies negative voltage)
B
27648
HI_LIM = 500.0
LO_LIM = 0.0
0
unipolar(M 0.0 = 0)(Sensor supplies only positive voltage)
A
OUT
IN IN
OUT
x x+1
x x+1
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
10/12
Date: 2/23/2012File: PRO1_13E.10
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Exercise 1: Assigning Parameters to an Analog Module
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
11/12
Date: 2/23/2012File: PRO1_13E.11
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Exercise 2: Hardware Diagnosis with Diagnostic Interrupt
7/29/2019 Infoplc Net Sitrain 13 Analog Processing
12/12
Date: 2/23/2012File: PRO1_13E.12
SIMATIC S7Siemens AG 2006. All rights reserved.
SITRAINTraining forAutomation and Industrial Solutions
Exercise 3: Scaling an Analog Input (OB35)
AI2AI1
Weight 0 to 500kg
-15V...+15VAI1
AI2 AO1AO2
V
010
Simulator
0...10VPIW 304
AI module
0...27648
QW 6
DO module
0 to 500 kg
BCD Display
1 2 30
Weight Display
for I 0.6 = 1
Display analog value
Recommended