Allen-Bradley 1794-IE8H, Руководство пользователя, Страница: 96 / 146

Publication 1794-UM063A-EN-P - March 2006
B-4 FLEX I/O HART Module Commands
131 Read Read static data of transmitters For the given long frame
addresses, the function returns the
following transmitter data:
•
Current loop number,
0…15
•
Polling address
•
Supported HART revision
•
Minimum count of required
preambles, 5…20
132 Write Write static data of transmitters Write static data (see bit 131). A
preamble length outside of the
range 5…20 is set to 5 or 20
133 Delete transmitters from the
transmitter list Transmitters with the given long
frame addresses are removed from
the transmitter list and the SCAN
list
134 Read Read SCAN list The extended addresses of the
transmitters are returned
135 Read dynamic data of
transmitters For the given long frame
addresses, the function returns the
following transmitter data:
•
Selected SCAN command
•
Long frame address
•
HART data
136 Read SCAN status of the
transmitters For the given long frame
addresses, this command returns
the SCAN status of the
transmitters (0 = SCAN disabled,
1 = SCAN enabled)
137 Write Write SCAN status of the
transmitters For the given long frame
addresses, this command sets the
SCAN status of the transmitters
(0 = disable SCAN, 1 = enable
SCAN)
138 Read Read error overview of the
transmitters Thou slain returns ORed
communication errors and ORed
status bits
139 Write Delete fault overview of
transmitters This command returns the OR
combination of communication
errors and status response bits
140 Read Read the number of command
requests and errors of
transmitters Communication statistic that
contains the number of commands
sent to the transmitter and the
number of commands that failed
Table B.3 Device-Specific HART Module Commands
Command Action Meaning