Rockwell-automation 1797-OE8H FLEX Ex HART Analog Modules User Manual Manual de usuario Pagina 128

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Publication 1797-6.5.3 - March 2006
B-4 FLEX Ex HART Module Commands
Command 129
With Command 129, Read Loop Status, the status of the current loop can be
read out. The following information is supplied:
Hardware fault
Rebuild running for this loop
SCAN activated for this loop
Searching transmitter (due to disappeared)
Transmitter not responding (due to disappeared)
Transmitter responding again (due to appeared)
Another transmitter responded instead (due to mismatched)
13 LOC_MET Locate method 0 = Single analog
(short address 0
only).
14 SCAN_CMD Scan command 1 = Command 1
2 = Command 2
3 = Command 3
15 SCAN_EN General scan status 0 = Scan disabled
1 = Normal scan
enabled
2 = Special scan
enabled
16 BUSY_RETRY Number of retries for a busy response from
instrument
0…11
17 OTHER_RETRY Number of retries for a other error from
instrument
0…11
Command-specific Response Codes
16 Error Access restricted
32 Error Busy
Table B.4 Command 129 Request and Response Data Bytes
Byte Description Value
Request Data Bytes
0 CH_NUM HART channel number 0…7
Table B.3 Command 128 Response Data Bytes
Byte Description Value
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