Installation, Operation and Maintenance Manual
MDE 254 Rev. 1 March 2021
HART Command Set 33
Section 8: HART Command Set
8.2.5 Command #103: Write Burst Period
This command selects the minimum and maximum update period of a burst message. The minimum
time must be less than or equal to the maximum time. The update time shall be selected as specified
in Table 88 below:
Table 88.
The device corrects settings differing from these values and indicates “Update Times Adjusted” in its
response message.
Table 89. Request Data Bytes
Byte Format Description
0 Unsigned-8 Burst Message
1 - 4 Time Update Period in 1 - 32 of a milliseconds.
5 - 8 Time Maximum Update Period in 1/32 of a millisecond.
< 0.5 second Not Allowed 8 seconds
0.5 second (default) 16 seconds
1 second 32 seconds
2 seconds 60 – 3,600 seconds (any value)
4 seconds > 3,600 seconds Not Allowed
Byte Format Description
0 Unsigned-8 Burst Message
1 - 4 Time Update Period in 1 - 32 of a milliseconds.
5 - 8 Time Maximum Update Period in 1/32 of a millisecond.
Code Class Description
0 Success No Command-Specific Errors
1 - 4 Undefined
5 Error Too Few Data Bytes Received
6 Error Device-Specific Command Error
7 Error In Write Protect Mode
8 Warning Update Times Adjusted
9 Error Invalid Burst Message
10 - 15 Undefined
16 Error Access Restricted
17 - 31 Undefined
32 Error Busy (A Delayed Response could not be initiated.)
33 Error Delayed Response Initiated
34 Error Delayed Response Running
35 Error Delayed Response Dead
36 Error Delayed Response Conflict
37 - 127 Undefined
Table 90. Response Data Bytes
Table 91. Command-Specific Response Codes