19.5 Message Formats
19.5.5 Formats 7 to 10 (QnA compatible 3C/4C frame)
19 - 51
17
CONNECTION TO
ALLEN-BRADLEY PLC
18
CONNECTION TO
SIEMENS PLC
19
MICROCOMPUTER
CONNECTION
20
CONNECTION TO OMRON
TEMPERATURE
CONTROLLER
21
CONNECTION TO
YAMATAKE TEMPERATURE
CONTROLLER
22
CONNECTION TO RKC
TEMPERATURE
CONTROLLER
23
CONNECTION TO
FREQROL SERIES
INVERTER
24
SERVO AMPLIFIER
CONNECTION
(from previous page)
When a wrong day of the week has been set by the clock data setting command
If a wrong day of the week is set by the clock data setting commands, the clock data
will differ from the time displayed on the utility.
Example: When June 1, 2004 (Thursday) is set by the clock data setting
command(the actual day of week is Tuesday), Tuesday (TUE) will be
displayed on the utility time display.
Item Message format
Response
message during
faulty
communication
(GOT host)
Example: Format 7 (QnA compatible 4C frame (format 1))
NAK
15
H
(H) (L)
F
46
H
8
38
H
(H) (L)
0
30
H
0
30
H
(H) (L)
0
30
H
0
30
H
(H) (L)
0
30
H
0
30
H
(H) –
0
30
H
0
30
H
– (L)
0
30
H
0
30
H
(H) (L)
0
30
H
0
30
H
(H) (L)
0
30
H
0
30
H
*1
(H)
–
Error code
7
37
H
F
46
H
– (L)
6
36
H
9
39
H
The above is the case where a
parity error (7F69
H) has occurred.
Frame ID
No.
PLC No.
Station No.
Network
No.
Request destination
module I/O No.
Request destination
module station No.
Host
Address No.
Following
*1
To Next Page
Loading...
Need help?
General
