Siemens SIMATIC ET 200SP Operating Instructions Manual page 42

Parameter assignment/addressing
6.2 TIA Portal user program
4. Assign the interface DB to the electronic weighing system for the parameter interface
"Interface".
Figure 6-2
5. Copy the HMI or the required components from the example project into the destination
project.
42
HW_ID HW ID of the electronic weighing system
Interface Interface DB of the electronic weighing system
ERROR "true" = Error
RET_VAL The meaning of the error codes can be found in the section: Operating errors
(Page 130).
LIFEBIT Optional status bit can be used to monitor communication
FB
Technology module TM SIWAREX WP351 HF
Operating Instructions, 01/2020, A5E47521010-AA