Rockwell Automation 2706 DL40 HARDWARE USER MANUAL - Manual (Page 23)

Chapter 2
Introduction to the DL40
2 – 10
Note that you will use the Remote Program Mode whenever you use the
Offline Programming Software.
Triggering Special Messages gives you the ability to monitor and control
certain functions of the DL40 without leaving Run Mode. These messages
normally occupy Message Numbers 901 to 916. You can move Special
Messages to Message Number 1 to 16, or disable them with the Offline
Programming Software or Onboard Editor. You will find a complete
explanation of Special Messages in Chapter 5.
Special Messages include:
Table 2.C
Summary of Special Messages
Message Number Content
901 (or 01) Terminate Message – Clear Display
902 (or 02) Clear Queue
903 (or 03) Terminate Message – Clear Display and Queue
904 (or 04) Reset Unit
905 (or 05) Test Display
906 (or 06) Print Historical Events Stack – Chronological Order
907 (or 07) Print Historical Events Stack – Frequency of Occurrence
908 (or 08) View Historical Events Stack
909 (or 09) Clear Historical Events Stack
910 (or 10) Set Interactive Clock
911 (or 11) Set Clock with Variable Data
912 (or 12) Send Time to PLC
➀
913 (or 13) Send Date to PLC
➀
914 (or 14) View Display Parameters
915 (or 15) Stop Special Messages/Resume Run Mode
916 (or 16) Set Display Intensity
➀
Remote I/O versions only
The following is a list of PLCs and SLCs that are applicable for Remote I/O
communications with the DL40 message display.
•
PLC-5/11, 5/15
➀
, 5/20, 5/25, 5/30, 5/40, 5/60, 5/250
•
PLC-2, PLC-5/10, 5/12 with Catalog Number 1771-SN Scanner
•
SLC-5/02, 5/03, 5/04 with Catalog Number 1747-SN Scanner ➁
➀
If you are using a PLC-5/15 with partial rack addressing and block transfers, you must use Series B, Rev. J or
later.
➁
Block Transfer requires a Series B or later Scanner.
Special Messages
System Requirements for
Remote I/O Without
PassThrough File Transfers