Publication 1747-UM005B-EN-P - March 2006
Interpret the LED Indicators
7-3
Status Codes from the
Module to the Processor
The module informs the SLC processor on the status of the configure
or read transaction by placing a status value in the Input Image file
word 0, bits 4 to 10. A value of 00 indicates that the status is okay.
Status Codes from the Module to the SLC Processor
SLC Fault Code
If a fault has occurred in the SLC system and the SLC fault code
indicates the slot the interface module is installed in, the fault might
be associated with the module I/O configuration. Refer to the table
below.
SLC Fault Codes
Value
(hex)
Value
(dec)
Indicates improper status for
01
01
Day
02
02
Month
03
03
Year
04
04
Day of the Week
05
05
Hour
06
06
Minute
07
07
Second
08
08
Data ID
09
09
(Not Used)
0A
10
(Not Used)
0B
11
DF1 Enq/Msg Retry
0C
12
Modem Init String Delay
0D
13
Master Station/NAK Rec Retry
0E
14
Slave Address/Group Number
0F
15
(Not Used)
10
16
DF1 Message Timeout
11
17
(Not Used)
12
18
RTS Off Delay
13
19
DH-485 Node Address
14
20
DH-485 Max Node Address
15
21
DH-485 Communication Rate
16
22
DH-485 Message TImeout
17
23
Modem Init String character
18
24
A write operation is attempted, but the configuration bit is not
set (still in software Run mode).
SLC Fault Code (S:6)
Possible Reason
xx54
(1)
(1)
xx refers to the slot where the module is installed.
Wrong ID code was entered.
xx55
Wrong ID code was entered or wrong input and output
size were entered.
Summary of Contents for 1747-KE
Page 1: ...DH 485 RS 232C Interface Module Catalog Number 1747 KE User Manual AB Parts ...
Page 4: ...Publication 1747 UM005B EN P March 2006 2 Summary of Changes Notes ...
Page 12: ...Publication 1747 UM005B EN P March 2006 4 Preface ...
Page 26: ...Publication 1747 UM005B EN P March 2006 2 4 Quick Start ...
Page 88: ...Publication 1747 UM005B EN P March 2006 7 4 Interpret the LED Indicators ...
Page 116: ...Publication 1747 UM005B EN P March 2006 8 28 Application Examples ...
Page 120: ...Publication 1747 UM005B EN P March 2006 A 4 Specifications ...
Page 130: ...Publication 1747 UM005B EN P March 2006 C 6 Lithium Battery Replacement Handling and Disposal ...
Page 134: ...Publication 1747 UM005B EN P March 2006 D 4 Interface Module Configuration Worksheets ...
Page 138: ......