Rockwell Automation 1797-OE8H FLEX Ex HART Analog Modules User Manual User Manual
Page 129
Publication 1797-6.5.3 - March 2006
FLEX Ex HART Module Commands B-5
Response Data Bytes
0
CH_NUM
HART channel number
0…7
1
CH_STATUS
Channel status
bit 7 HARD FAULT
bit 6 REBUILDING
bit 5…0 Reserved
0 = No, 1 = yes
0 = No, 1 = yes
2
(1)
COUNT_0
Byte before next item
—
3
SHORT_ADDR_0
Instrument 0 short address
4…8
EXT_ADDR_0
Instrument 0 extended address
9
INST_SCAN_0
Instrument 0 scan status
bit 7 SCAN_ENABLE
bit 6 SEARCHING
bits 5…0 Reserved
0 = No, 1 = yes
0 = No, 1 = yes
10
INST_FAULT_0
Instrument 0 scan faults
bits 7…6 Reserved
bit 5 DISAPPEARED
bit 4 APPEARED
bit 3 MISMATCHED
bits 2…0 Reserved
0 = No, 1 = yes
0 = No, 1 = yes
0 = No, 1 = yes
…
COUNT_I
Byte before next item
—
…
SHORT_ADDR_I
Instrument I short address
…
EXT_ADDR_I
Instrument I extended address
…
INST_SCAN_I
Instrument I scan status
bit 7 SCAN_ENABLE
bit 6 SEARCHING
bits 5…0 Reserved
0 = No, 1 = yes
0 = No, 1 = yes
…
INST_FAULT_I
Instrument I scan faults
bits 7…6 Reserved
bit 5 DISAPPEARED
bit 4 APPEARED
bit 3 MISMATCHED
bits 2…0 Reserved
0 = No, 1 = yes
0 = No, 1 = yes
0 = No, 1 = yes
Command-specific Response Codes
2
Error
Invalid selection
5
Error
Too few data bytes received
16
Error
Access restricted
(1)
Data from byte 2 is present in the reply only if one instrument has been found on the requested channel.
Table B.4 Command 129 Request and Response Data Bytes
Byte
Description
Value