Rockwell Automation 2706-LV2P_LV2R_LV4P_LV4R DL40 PLUS USER MANUAL - Manual (Page 68)

Online Operating Modes 5–3
Publication 2706-6.1
In Message List Run mode, messages are continuously displayed.
You can add or delete messages from the list while the list is running.
In addition, you can override the message list with a priority
message.
In Message List Run mode, you can:
•
Trigger a single message via:
– Parallel port (Parallel port version)
– PLC using a Block Transfer Write or Discrete I/O (Remote
I/O version)
– RS-485 port
– RS-232 port
– Keyboard port
•
Create a list of messages for continuous display
•
Put messages on the Historical Event Stack
•
Send messages to the slave address selected as a message
attribute
•
Insert ASCII data in a message using the Keyboard port
•
Return a maximum of 12 ASCII characters to a PLC via the
Remote I/O port, depending on rack size and whether block
transfer or Discrete I/O is used
•
Return a maximum of 20 ASCII characters to a PLC via RS-232
or RS-485 port
•
Return the message number of the message displayed (Remote
I/O version)
•
Send real-time clock or date information to a PLC (Remote I/O
version)
Bit Trigger mode is only available for the Remote I/O versions of the
DL40 Plus. In this mode, you can:
•
Trigger a message by sending a Bit Trigger Table (table includes
priority and round robin section)
•
Put messages on the Historical Event Stack
•
Send messages to the slave address selected as a message
attribute
•
Insert ASCII data in a message using the Keyboard port
•
Return the message number of the message displayed (Remote
I/O version)
•
Send real-time clock or date information to a PLC (Remote I/O
version)
Message List Mode
Bit Trigger Mode