Section 3 Run-time Operation AI895
3BSE027630-600 B 95
and HART specific commands. This number identifies the revision of this set
of commands.
• Softwar
e rev
Shows the software revision of the firmware.
• H
ardware rev
Shows the hardware revision.
• Long add
ress
These text fields will show the long address, also kno
wn as extended address,
which is defined by the HART protocol and consists of the "manufacturer
identification code", "manufacturer's device type code" and three bytes called
identification number.
Service functions area
• Reset conf
iguration changed identification
This function resets this change ident
ification in the module. This
configuration changed flag is part of the general status and this status will be
read when the function "Read additional device status" and "Read gateway
parameters" are executed. This flag is set every time a HART change is made
for the configuration parameters.
• P
erform device self-test
This self-test is related to the HART part of the module. A check sum
v
erification of the HART non volatile parameters is performed.
• P
erform master reset
This function will reset the HART functionality
of the module. The HART
activity and all HART variables are reset. Then the HART functionality is
restarted and a rebuild of its internal HART structure will be done, i.e. it
collects information about HART instruments on the channels (HART
command 0 performed).
If new devices are connected to an AI895 module, or if the devices are changed at
specific channels of the module, executing the Perform master reset option
ensures that the devices are detected, see
Connecting a HART instrument on page
147
• Read ad
ditional device status
This function will read additional status f
or the module. These are:
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