8.13 DR 15 manual tare specification ............................................................................................83
8.13.1 Specification of tare weight ...................................................................................................84
8.14 DR 30 current process values................................................................................................84
8.14.1 Gross process weight.............................................................................................................86
8.14.2 Net process weight.................................................................................................................86
8.14.3 Tare process weight...............................................................................................................86
8.14.4 Gross / net weight ..................................................................................................................86
8.14.5 Gross / net weight with increased resolution (x 10) ...............................................................86
8.14.6 Tare weight ............................................................................................................................86
8.14.7 Refresh counter for process values .......................................................................................87
8.15 DR 31 advanced current process values ...............................................................................87
8.15.1 Unfiltered digit value...............................................................................................................87
8.15.2 Filtered digit value ..................................................................................................................88
8.15.3 Refresh counter for process values .......................................................................................88
8.16 DR 32 Message display .........................................................................................................88
8.16.1 Error bytes 0 to 7....................................................................................................................90
8.17 DR 34 ASCII main display value ............................................................................................90
8.17.1 Content of main display as ACII string ...................................................................................91
8.18 DR 70 SIWAREX DB parameter ............................................................................................91
8.19 DR 80 SIWAREX DB process status .....................................................................................92
8.20 DR 81 SIWAREX DB process status advanced.....................................................................95
8.21 DR 82 SIWAREX DB device information ...............................................................................96
9 Messages ...................................................................................................................................................97
9.1 Message types .......................................................................................................................97
9.2 Message paths.......................................................................................................................97
9.3 Evaluating messages with the help of SIWATOOL................................................................98
9.4 Evaluating messages with the help of SIMATIC FB...............................................................98
9.5 Message list ...........................................................................................................................98
9.5.1 System status message list....................................................................................................98
9.5.2 Technology error message list ...............................................................................................99
9.5.3 Data and operating errors message list .................................................................................99
9.5.4 Messages by LEDs on the module ......................................................................................100
10 Command lists..........................................................................................................................................101
11 Communication in SIMATIC S7-300/400/1200/1500................................................................................103
11.1 General information..............................................................................................................103
11.2 Structure of the program "Ready for use" ............................................................................103
11.3 Advantages of task sharing..................................................................................................103
11.4 Hardware configuration of the electronic weighing system ..................................................104
11.5 Calling of function block .......................................................................................................106
11.6 Working with the function block............................................................................................107
Table of contents
SIWAREX WP321
6 Operating Instructions, 08/2019, A5E33715669A-AD