Table of contents
SIWAREX WP231
Manual, 07/2014, A5E31238908A-02
9
10 Command lists .................................................................................................................................... 139
10.1 Overview ............................................................................................................................... 139
10.2 Command lists ...................................................................................................................... 140
10.3 Command groups of the SIWAREX WP231 ......................................................................... 144
11 Communication ................................................................................................................................... 145
11.1 Integration in SIMATIC S7-1200 ........................................................................................... 145
11.1.1 General information .............................................................................................................. 145
11.1.2 Creating the hardware configuration ..................................................................................... 146
11.1.3 Calling of function block ........................................................................................................ 148
11.1.4 Working with the function block ............................................................................................ 149
11.1.5 I/O interface of function block ............................................................................................... 151
11.1.6 Error codes of function block ................................................................................................ 152
11.2 Communication via Modbus ................................................................................................. 153
11.2.1 General information .............................................................................................................. 153
11.2.1.1 Principle of data transmission ............................................................................................... 153
11.2.1.2 Data record concept .............................................................................................................. 154
11.2.1.3 Command mailboxes ............................................................................................................ 154
11.2.1.4 Reading registers .................................................................................................................. 155
11.2.1.5 Writing registers .................................................................................................................... 156
12 Operation requiring verification ............................................................................................................ 157
12.1 Preparing for verification ....................................................................................................... 157
12.1.1 Calibration set ....................................................................................................................... 157
12.1.2 Scale design ......................................................................................................................... 157
12.1.3 Installation and parameterization of the main SecureDisplay for legal trade in the HMI ...... 157
12.1.4 Parameterization of the scale ............................................................................................... 158
12.1.5 Adjustment and preliminary checking of the scale ............................................................... 158
12.1.6 Calibration label .................................................................................................................... 158
12.2 Verification ............................................................................................................................ 159
12.2.1 Checking of parameters relevant to the verification ............................................................. 159
12.2.2 Checking of parameters relevant to the device .................................................................... 160
13 Technical data .................................................................................................................................... 163
13.1 Technical specifications ........................................................................................................ 163
13.2 Electrical, EMC and climatic requirements ........................................................................... 169
13.3 Approvals .............................................................................................................................. 173
14 Accessories ........................................................................................................................................ 175
A ESD guidelines ................................................................................................................................... 177
A.1 ESD Guidelines ..................................................................................................................... 177
B List of abbreviations ............................................................................................................................ 179
Index................................................................................................................................................... 181
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