Field Device Development
New Device Type Codes are registered with FieldComm Group at no charge ($0.00).
The string name (model name) associated with the Device Type Code...
Wed, 10 Aug, 2016 at 10:54 PM
It is not necessary to set More Status Available (MSA) for all Command 48 bits, however, you must provide a process to set a bit in Command 48...
Wed, 20 Jul, 2016 at 12:09 PM
Write protection is optional, so this is not a
problem. Byte 15 of command 15 must return the value 251, None, when
write protect is not implemented.
Fri, 29 Apr, 2016 at 8:56 AM
Burst-Mode is optional for a HART products but is strongly recommended.
HART Burst-Mode supports the publishing of cyclical process data usi...
Mon, 18 Jul, 2016 at 11:18 AM
In HART Common Tables, Table 34, several standard Device Variable Codes are defined to allow access to the process measurements and loop current his...
Mon, 1 Aug, 2016 at 12:32 PM
Question: The specification says the time must be less than 1 character time, but no tolerance is specified.
0.5 (4ms) character is a reaso...
Fri, 30 Sep, 2016 at 10:14 AM
The HART Specifications describe the expected behavior for each command. Anything other than the described standard behavior is considered manufacturer...
Fri, 30 Sep, 2016 at 9:47 AM
All HART devices must be odd parity. All devices should reject even parity messages.
See Token-Passing Data Link Layer Specification.
Fri, 30 Sep, 2016 at 9:38 AM
Members voted to approve the test specifications and the corresponding test cases. While every effort has been made to provide test cases consistent with ...
Wed, 10 Aug, 2016 at 9:59 PM
There are 0.33 ticks/ms
Divide the number of ticks by 2.33 to solve for milliseconds.
Wed, 10 Aug, 2016 at 10:32 PM