Hart Job And Response Data Records - Siemens SIMATIC ET 200SP HA Equipment Manual

HART operating data records
B.3 HART job and response data records
Errors during the transfer are indicated at output parameter STATUS of the "WRREC" or "RDREC".
The following HART operating data records are available:
Data record
number
80
81
82
83
84
85
86
87
121
131
132
133
134
148
149
B.3

HART job and response data records

HART commands are processed on a channel-specific basis via a separate command interface
with one request data record and one response data record in each case.
Channel
0
1
2
3
Structure of response data records 80 bis 86
Byte
0
1
2...239
64
Description
HART job channel 0
HART response channel 0
HART job channel 1
HART response channel 1
HART request channel 2
HART response channel 2
HART request channel 3
HART response channel 3
HART additional variables
HART parameter channel 0
HART parameter channel 1
HART parameter channel 2
HART parameter channel 3
HART directory
HART feature data
Data record number
Request to the field device
80
82
84
86
Meaning
Request control
Number of preamble bytes
Communication data according to HART specifica‐
tion
Length Writable
(bytes)
240 Yes
240 No
240 Yes
240 No
240 Yes
240 No
240 Yes
240 No
80 No
8 Yes
8 Yes
8 Yes
8 Yes
17 No
3 No
Response from the field device
81
83
85
87
Comment
5...20, 255
Equipment Manual, 07/2022, A5E50102497-AB
Readable
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
AQ 4xI HART ISOL HA