Publication 1794-UM063A-EN-P - March 2006
Additional HART Protocol Information C-9
Common Practice
Commands
Table C.6 Common Practice Commands
Command Data in Command Data in Reply
# Function Byte Data
Type
(5)
Byte Data
Type
(5)
33 Read transmitter
variables
—
None
(2)
— 0 Transmitter variable
code for slot 0
—
1 Units code for slot 0
2…5 Variable for slot 0 (F)
6 Transmitter variable
code for slot 1
—
7 Units code for slot 1
8…11 Variable for slot 1 (F)
12 Transmitter variable
code for slot 2
(6)
—
13 Units code for slot 2
14…17 Variable for slot 2 (F)
18 Transmitter variable
code for slot 3
—
19 Units code for slot 3
20…23 Variable for slot 3 (F)
34 Write damping value 0…3 Damping value
(seconds)
(F) — As in command (F)
35 Write range values 0 Range units code — — As in command (F)
1…4 Upper range value (F) —
5…8 Lower range value (F)
36 Set upper range
value (push SPAN
button)
— None — — None —
37 Set lower range
value (push ZERO
button)
— None — — None —
38 Reset configuration
changed flag
— None — — None —
39 EEPROM control
0
(1)
EEPROM control code — — As in command —
40 Enter/edit fixed
current mode
0…3
Current (mA)
(3)
(F) — As in command —
41 Perform device
self-test
— None — — None —
42 Perform master
reset
— None — — None —
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