I/O Interface Of Function Block - Siemens SIWAREX WP241 Manual

11.1.5

I/O interface of function block

The following scale parameters are available cyclically in the data block in the controller
without special reading of data records or can be sent to the scale without sending of data
records:
Table 11- 2 I/O data of function block
Parameter (read)
SCALE_STATUS_1 (UINT)
SCALE_STATUS_2 (UINT)
FLOW_RATE (REAL)
MAIN_TOTALIZER_S2 (REAL)
OPERATION_ERRORS
TECHNOLOGICAL_ERRORS
DATA_CMD_ERROR_1
DATA_CMD_ERROR_2
DATA_CMD_ERROR_3
DATA_CMD_ERROR_4
Parameter (write)
ANA_OUTPUT (REAL)
DIGIT_OUTPUT (UINT)
SIWAREX WP241
Manual, 04/2014, A5E33713528A
11.1 Integration in SIMATIC S7-1200
Meaning
Bytes 0 & 1 of the scale status (see data record 30)
Bytes 2 & 3 of the scale status (see data record 30)
Current flow rate
Current main totalizer (S2)
Operating error according to Message list (Page 141)
Technological errors according to Message list (Page 141)
Data command error according to Message list (Page 141)
Data command error according to Message list (Page 141)
Data command error according to Message list (Page 141)
Data command error according to Message list (Page 141)
Specification for analog output if this has assigned "S7
interface" as source in data record 7.
Specifications for digital outputs if these have been
assigned as function "S7 interface" in data record 7.
Communication
159