Rockwell Automation 1794-OF8IH FLEX Isolated Input/Output HART Analog Modules - Manual (Page 122)

Publication 1794-UM065B-EN-E - September 2010
110 Additional HART Protocol Information
54 Read transmitter
variable information — Transmitter variable
code — 0 Transmitter variable
code —
1…3 Transmitter variable
sensor serial number
4 Transmitter variable
limit units code
5…8 Transmitter variable
upper limit (F)
9…12 Transmitter variable
lower limit
13…16 Transmitter variable
damping value
(seconds)
17…20 Transmitter variable
minimum span
55 Write transmitter
variable damping
value 0 Transmitter variable
code — — As in command —
1…4 Transmitter variable
damping value
(seconds)
56 Write transmitter
variable sensor
serial number 0 Transmitter variable
code — — As in command —
1…3 Transmitter variable
sensor
57 Read unit tag,
descriptor, date — None — 0…5 As in command (A)
6…17
18…20 (D)
58 Write unit tag,
descriptor, date 0…5 Unit tag (8 characters) (A) — As in command —
6…17 Unit descriptor (16
characters)
18…20 Unit date (D)
59 Write number of
response preambles 0 Number of response
preambles — — As in command —
60 Read analog output
and percent of range 0 Analog output number
code — 0 Analog output number
code —
1 Analog output units
code
2…5 Analog output level
6…9 Analog output percent
of range
Common Practice Commands
Command Data in Command Data in Reply
# Function Byte Data
Type
(5) Byte Data
Type
(5)