Honeywell stt850 SMARTLINE User Manual page 40

<Return>
Reset
Corrects
Reset
(DE only)
Corrects
<Return>
Trim Zero
DAC Trim
Note: Loop
must be
removed from
Automatic
Control
Trim Span
(HART/DE
only)
Set DAC
Normal
<Return>
Loop Test
Set DAC
Note: Loop
Output
must be
removed from
Automatic
Control
(HART/DE
only)
Set DAC
Normal
Page 30
Executing this selection Resets the Zero, LRV,
and URV Corrects back to Factory values
This selection will calibrate the loop zero output
to 4.000 mA
Connect a current meter to the transmitter to
monitor the loop output.
When you press Enter, the transmitter will set
the loop output to 4 mA. When the prompt
"Enter reading" appears, enter the value shown
on the current meter (in milliamps) and press
Enter again. The transmitter will adjust the DAC
output to 4mA.
This selection will calibrate the loop span output
to 20.000 mA
Connect a current meter to the transmitter to
monitor the loop output.
When you press Enter, the transmitter will set
the loop output to 20 mA. When the prompt
"Enter reading" appears, enter the value shown
on the current meter (in milliamps) and press
Enter again. The transmitter will adjust the DAC
output to 20 mA.
This selection allows the loop to be returned to
its Normal mode (Automatic Control) after
performing the Trim operation.
This selection allows the user to force the DAC
output to any value between 3.8 and 20.8 mA.
Note: This selection will put the DAC into Fixed
Output Mode.
This selection allows the loop to be returned to
its Normal mode (Automatic Control) after
performing the Set DAC Output operation
STT850 Temperature Transmitter User's Manual
Press  to enter
menu selection
Scroll to Reset
Corrects
Press  to initiate
Press  to enter
menu selection
Scroll to Trim
Zero or Trim Span
Press  to initiate
 and  to
select
number.
 to enter and
shift to next digit
Press  to enter
menu selection
Scroll to Set DAC
Normal
Press  to initiate
Press  to enter
menu selection
Scroll to Set DAC
Output
Press  to initiate
 and  to select
number.
 to enter and
shift to next digit
Press  to enter
menu selection
Scroll to Set DAC
Normal
Press  to initiate
Revision 3