Allen-Bradley 1794-IE8H, User Manual, Page: 107 / 146

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 —