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SIWAREX WP321
Siemens SIWAREX WP321 Manual
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EX W
P3
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Weighing systems
Elect
ro
nic wei
ghi
ng sys
tem
SIWAREX WP32
1
Manual
07/2014
A5E33715669A
-
02
Introducti
on
1
Safety not
es
2
Descrip
tion
3
Applicati
on planni
ng
4
Mounting
5
Connectio
n
6
Commissio
ning
7
Scale param
eter
s and
functions
8
Messages
9
Comman
d lists
10
Communicat
ion i
n SIM
ATIC
S7
-
300/120
0/1500
11
Technical
data
12
Accessories
13
Appendix
A
ESD guideli
nes
B
List of a
bbreviat
ions
C
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
9
Purpose of the Manual
9
Basic Knowledge Required
9
Manual - Range of Validity
9
2 Safety Notes
11
General Safety Instructions
11
IT Security
12
3 Description
13
Product Overview
13
Area of Application
13
System Integration in SIMATIC
13
Figure 3-1 System Overview
14
Customer Benefits
15
Scope of Delivery
16
4 Application Planning
17
Functions
17
Parameter Assignment Options
18
Parameter Assignment with the PC
18
Parameter Assignment with the SIMATIC Panel
18
Figure 4-1 SIWATOOL Overview
18
5 Mounting
19
Installation Guideline
19
EMC-Compliant Setup
20
Introduction
20
Possible Effects of Interference
20
Coupling Mechanisms
20
Five Basic Rules for Securing EMC
21
Mounting on the SIMATIC ET 200SP
23
Figure 5-1 Installation of the I/O or SIWAREX Modules
23
Configuration of the Hardware in SIMATIC
24
6 Connection
25
Figure 6-1 SIWAREX WP321 Process Terminals on the Base Unit
25
24 V Connection
26
Connecting the Load Cells
26
Table 6- 1 Connection of the 24 V Supply
26
Figure 6-2 Shielding in the Screw Gland
27
Shield Connection
28
Figure 6-3 Shield Connection and Shield Terminal
28
Connection of RS485 Serial Interface
29
Table 6- 2 Termination of RS485 Serial Interface
29
Connection of Siebert Display Via RS485
30
Table 6- 3 Settings of Siebert Display S102
30
Figure 6-4 Connection of Siebert Display S102
30
7 Commissioning
31
Factory-Set Parameters
31
Commissioning Tools
31
5-Minute Quick Start with the Operator Panel and the Ready-For-Use Software
32
Start
32
Figure 7-1 Quick Start Step 1
32
Factory Setting of the Parameters
33
Figure 7-2 Quick Start Step 2
33
Selecting the Calibration Method
34
Figure 7-3 Quick Start Step 3
34
Defining the Calibration Weights
35
Figure 7-4 Quick Start Step 4A
35
Setting Calibration Points
36
Figure 7-5 Quick Start Step 5A
36
Calibrating the Scale Automatically
37
Figure 7-6 Quick Start Step 4B
37
Performing the Automatic Calibration
38
Checking the Scale Following Calibration
38
Figure 7-7 Quick Start Step 5B
38
5-Minute Quick Start with SIWATOOL
39
Activate Service Mode
39
Load Factory Setting
39
Figure 7-8 Quick Setup with Marked Parameters
39
Input of Required Parameters
40
Complete Automatic Calibration
40
Figure 7-9 Sending/Receiving a Data Record with SIWATOOL V7
40
Receive All Data
41
Checking the Scale Following Calibration
41
Service with the SIWATOOL Program
42
Windows and Functions of SIWATOOL
42
Figure 7-10 Layout of the SIWATOOL User Interface
42
Offline Parameter Assignment
43
Online Parameter Assignment
43
Available Help Options
44
Entering Parameters with SIWATOOL
44
8 Scale Parameters and Functions
45
Parameters and Functions
45
DR 2 Command Code
45
DR 3 Calibration Parameters
46
Table 8- 1 Assignment of Data Record 3
46
Scale Name
48
Unit of Weight
48
Gross Identifier
48
Maximum Weighing Range
49
Calibration Weights 0, 1, 2 and Calibration Digits 0, 1, 2
49
Scale Interval
49
Automatic Zero Adjustment
49
Decimal Places for Process Values
49
Maximum Tare Load
49
Maximum Negative Zeroing Limit
50
Maximum Positive Zeroing Limit
50
Standstill Range
51
Standstill Time
51
Figure 8-1 Standstill Monitoring
51
Standstill Waiting Time
52
Low-Pass Filter Limit Frequency
52
Low-Pass Filter Number
52
Figure 8-2 Step Response of the Digital Low-Pass Filter When Fg = 2 Hz
52
Mean Value Filter Depth
53
Calibration Procedure
54
Calibration with Calibration Weights
54
Figure 8-3 Calibration Digits and Calibration Weight
55
Figure 8-4 Linearizing the Scale's Characteristic Curve
56
Automatic Calibration
57
DR 4 Output of Calculated Calibration Digits
58
Calibration Digits 0, 1, 2 (Calculated)
58
Table 8- 2 Assignment of Data Record 4
58
DR 5 Zeroing Memory
59
Table 8- 3 Assignment of Data Record 5
59
Effective Tare Weight - from Specification
60
Effective Tare Weight (Semi-Automatic)
60
Zero Weight (Semi-Automatic)
60
Current Zero Tracking Weight
60
Dead Load
60
DR 6 Limit Value Settings
61
Table 8- 4 Assignment of Data Record 6
61
Limit Value 1 ON, Limit Value 2 ON, Limit Value 1 OFF, Limit Value 2 off
63
Limit Value "Empty" on
63
Figure 8-5 Limit Value Configuration
63
Delay Time for Limits
64
DR 9 Module Information
65
Table 8- 5 Assignment of Data Record 9
65
DR 10 Load Cell Parameters
67
Table 8- 6 Assignment of Data Record 10
67
50/60 Hz Toggling
68
Number of Support Points
68
Load Cell Characteristic Value
68
Rated Load of a Load Cell
68
DR 13 RS485 Parameters
69
Table 8- 7 Assignment of Data Record 13
69
RS485 Protocol
70
RS485 Baud Rate
70
RS485 Character Parity
70
Decimal Place for Siebert Indicator
70
DR 14 SIMATIC Interface Parameters
71
Table 8- 8 Assignment of Data Record 14
71
Selection of Process Value 1, 2
72
Table 8- 9 Selection Table for Process Value 1,2
72
DR 15 Manual Tare Specification
73
Specification of Tare Weight
73
Table 8- 10 Assignment of Data Record 15
73
DR 30 Current Process Values
74
Table 8- 11 Assignment of Data Record 30
74
Gross Process Weight
76
Net Process Weight
76
Tare Process Weight
76
Gross / Net Weight
76
Gross / Net Weight with Increased Resolution (X 10)
76
Tare Weight
76
Refresh Counter for Process Values
76
DR 31 Advanced Current Process Values
77
Unfiltered Digit Value
77
Filtered Digit Value
77
Table 8- 12 Assignment of Data Record 31
77
Refresh Counter for Process Values
78
DR 32 Message Display
79
Table 8- 13 Assignment of Data Record 32
79
Error Bytes 0 to 7
81
DR 34 ASCII Main Display Value
82
Table 8- 14 Assignment of Data Record 34
82
Content of Main Display as ACII String
83
9 Messages
85
Message Types
85
Message Paths
86
Evaluating Messages with the Help of SIWATOOL
86
Detecting Messages with the Help of FB SIWA
86
Message List
87
System Status Message List
87
Technology Error Message List
87
Data and Operating Errors Message List
88
Messages by Leds on the Module
89
10 Command Lists
91
Table 10- 1 Command Groups of the SIWAREX WP321
93
11 Communication in SIMATIC S7-300/1200/1500
95
General Information
95
Structure of the Program "Ready for Use
95
Table 11- 1 Memory Requirements of the Function Block
95
Advantages of Task Sharing
96
Hardware Configuration of the Electronic Weighing System
97
Figure 11-1 Hardware Configuration in the TIA Portal
97
Figure 11-2 Start Address of Module in TIA Portal
98
Figure 11-3 Configuration of Interrupts in TIA Portal
98
Figure 11-4 HW ID of Module in TIA Portal
98
Calling of Function Block
99
Figure 11-5 Calling of WP321DR Block in User Program
99
Working with the Function Block
100
Figure 11-6 CMD Command Mailboxes
100
I/O Interface of Function Block
103
Error Codes of Function Block
103
Table 11- 2 I/O Data of the Function Block
103
Table 11- 3 Statuses/Errors When Working with the Function Block
103
Diagnostics Messages
104
Table 11- 4 Diagnostics Messages
104
Diagnostics Interrupts
105
Hardware Interrupts
105
Figure 11-7 Configuration of Hardware Interrupts for S7-1500
106
12 Technical Data
107
Technical Specifications
107
Electrical, EMC and Climatic Requirements
110
Table 12- 1 Interference Emission (Industrial Area): en 61000-6-4
111
Table 12- 2 Interference Immunity (Industrial Environment): en 61000-6-2
112
Table 12- 3 Operating Conditions to IEC 60721
113
Table 12- 4 Climatic Requirements
113
Approvals
114
13 Accessories
115
Table 13- 1 Essential Accessories
115
Table 13- 2 Optional Accessories
115
Appendix
119
Technical Support
119
A.1 Technical Support
119
ESD Guidelines
121
B.1 ESD Guidelines
121
Figure B-1 Electrostatic Voltages Which an Operator Can be Subjected to
122
List of Abbreviations
123
C.1 List of Abbreviations
123
Index
125
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Siemens SIWAREX WP321 Specifications
General
Brand
Siemens
Model
SIWAREX WP321
Category
Accessories
Language
English
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