Allen-Bradley 2080-LC20-20QBB User Manual page 118

Chapter 9 Using microSD Cards
108
Data Log Function (DLG) Block
The data logging function block lets a user program to write run-time global
values into the data logging file in microSD card.
DLG
Enable
TSEnable
CfgId
DLG Input and Output Parameters
Parameter Parameter
Type
Enable INPUT
TSEnable INPUT
CfgId INPUT
Status OUTPUT
ErrorID OUTPUT
DLG Function Block Status
Status Code Description
0 Data logging IDLE status.
1 Data logging BUSY status.
2 Data logging COMPLETE SUCCEED status.
3 Data logging COMPLETE ERROR status.
DLG Function Block Errors
Status Code Name
0 DLG_ERR_NONE
1 DLG_ERR_NO_SDCARD
2 DLG_ERR_RESERVED
3 DLG_ERR_DATAFILE_ACCESS
4 DLG_ERR_CFG_ABSENT
5 DLG_ERR_CFG_ID
6 DLG_ERR_RESOURCE_BUSY
Rockwell Automation Publication 2080-UM005E-EN-E - March 2018
Status
ErrorID
Data Type Description
BOOL Data logging write function enable.
On rising edge (that is, Enable value is triggered from
low to high), the function block executes. The
precondition for execution is that the last operation
has completed.
BOOL Date and timestamp logging enable flag.
USINT Configured dataset (DSET) number (1...10).
USINT Data logging function block current status.
UDINT Error ID if DLG Write fails.
Description
No error.
microSD card is missing.
Reserved.
Error accessing data log file in microSD card.
Data log configuration file is absent.
Configuration ID is missing in data log
configuration file.
Same Configuration ID is used with other data
log function block call at the same time