Allen-Bradley A-B QUALITY DL20 Series User Manual page 111

Displaying Prompts on All Slaves
The prompt for selecting the echo function looks like this:
Answering Yes to this prompt allows you to view menu edit and special
function prompts on all slave DL10 displays.
ATTENTION: Do not use the ECHO ALL TO SLAVES special
function when sending messages to a printer, tape recorder or
!
computer.
Flagging Errors
The prompt for flagging errors looks like this:
Answering Yes to this prompt enables the flagging of triggering errors for
variable stack data and invalid message triggers. If you select this feature
and the DL20 cannot locate new data for a message containing variable data,
asterisks will be displayed in place of the variable. If FLAG ERRORS is not
selected, random numbers will appear in place of the variable data.
If FLAG ERRORS is enabled and a non-existing message is triggered, the
following error message is displayed:
The error message is displayed until a valid message trigger is received.
If FLAG ERRORS is not enabled, all invalid message triggers are ignored.
Chapter 8
Special Functions
ECHO ALL TO SLAVE?
FLAG ERRORS? N
ILLEGAL MSG TRIGGER
8–23