Installation, Operation and Maintenance Manual
MDE 254 Rev. 1 March 2021
HART Command Set 23
Section 8: HART Command Set
8.1.14 Command #16: Read Final Assembly Number
This command reads the final assembly number associated within the field device. The Final Assembly
Number is used for identifying the materials and electronics that comprise the field device.
Table 47. Request Data Bytes
8.1.15 Command #17: Write Message
This command permits to write the Message into the field device.
Table 50. Request Data Bytes
Table 48. Response Data Bytes
Table 51. Response Data Bytes
Byte Format Description
None
Byte Format Description
0 - 23 Packed A Message string used by the Master for record keeping.
Byte Format Description
0 - 2 Unsigned-24 Final Assembly Number
Byte Format Description
0 - 23 Packed Message string
Code Class Description
0 Success No Command-Specific Errors
1 - 15 Undefined
16 Error Access Restricted
17 - 31 Undefined
32 Error Busy
33 - 127 Undefined
Code Class Description
0 Success No Command-Specific Errors
1 - 15 Undefined
16 Error Access Restricted
17 - 31 Undefined
32 Error Busy
33 - 127 Undefined
Table 46. Command-Specific Response Codes
Table 49. Command-Specific Response Codes
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