Rockwell Automation 2706 DL40 HARDWARE USER MANUAL User Manual
Page 81

Chapter 8
Serial Communications
8 – 4
Message/Variable and Bit Trigger Run Modes
Messages are triggered using the following forms:
[CTRL][T]
Msg.
Number
Backslash
( \ )
DL40
Address
[
↵
]
where:
Data
Acceptable Values
Msg. Number
1 to 4 digits (1 to 9999)
DL40 Address
1 to 3 digits (0 to 127)
127 = all DL40s on RS-485 link
Note: The DL40 address is optional if triggering a message via the keyboard.
If no DL40 address is sent, the message will be triggered on the DL40 that
the keyboard is plugged into. If a DL40 address is specified, the message will
run only if the address is 127 or if it matches the address of the DL40 that the
keyboard is plugged into. If no DL40 address is sent when using the RS-485
link, the message trigger will be ignored.
If no DL40 address is sent, the backslash ( \ ) is optional.
Note: If the Remote I/O Port is inactive or faulted, the Last State switch
(number 8 on SW2) must be ON to trigger messages from the keyboard or
via the RS-485 Port.
Message List Run Mode
Messages are triggered as a Priority Message or added to or deleted from the
message list using the following format:
[CTRL][T]
Msg.
Number
Backslash
( \ )
Function
Backslash
( \ )
DL40
Address
[
↵
]
where:
Data
Acceptable Values
Msg. Number
1 to 4 digits (1 to 9999)
Function
1 ASCII digit (1 to 3)
1 = Priority Message
2 = add message
3 = delete message
DL40 Address
1 to 3 digits (0 to 127)
127 = all DL40s on RS-485 link
Note: The same message number cannot be used twice in the message list.
Note: If no DL40 address is sent, the second backslash ( \ ) is optional.