Enter low range 1 enter high range 250 – Rockwell Automation 1747-DTAM-E,D17476.1 Data Table Access Module (DTAM) User Manual
Page 76
8-16
Message Capability
Publication 1747-6.1
Below is the data monitor display for the message control block and
the local source file, followed by an explanation of the data file .
For ease of viewing, N7:60 through N7:67 are displayed in the ASCII radix. The rest of the file is
displayed in Decimal.
7-word control block: N7:60 through N7:66
N7:60 = 0
message status
N7:61 = 2
DTAM node address
N7:62 = 8
message length
N7:63 = 100
offset (overwrite capability)
N7:64 through N7:66 = unused
8-word local source file: N7:70 through N7:77
N7:70 through N7:77
8-word message text
The ladder logic and data monitor examples on the previous pages
must be programmed in SLC 5/02 processor memory for the
following module message display:
1. When the input in rung 0 becomes true, the module displays this
message and the suggested low value to be entered:
2. To enter a value:
• Accept the displayed value:
Press
>(17(5@
• Use the numeric keys to change the value:
Press
>(17(5@
3. The value is written to the data entry destination address, and the
module displays the next message in the sequence, with the
suggested high value:
• Accept the displayed value:
Press
>(17(5@
• Use the numeric keys to change the value:
Press
>(17(5@
Address
0
1
2
3
4
5
6
7
8
9
N7:60
0
2
8
100
0
0
0
0
0
0
N7:70
N O
V
A L
U E
E
N T
E R
E D
0
0
ENTER LOW RANGE
1
ENTER HIGH RANGE
250