66
Reference Manual
00809-0200-4840, Rev BA
December 2014
Section 4: Configuration
4.3.26
Transmit power control (P040)
The transmitted ultrasonic energy can be controlled automatically to avoid strong close echoes
saturating the electronics of the transmitter. The live level is indicated in the read-only
Transmit
Power
parameter (
).
Field Communicator or AMS
To enable or disable Transmit Power Control:
1.
From the
Home
screen, select
2: Configure
.
2.
Select
2: Manual Setup
.
3.
Select
7: Advanced Processing
.
4.
Select
4: Set Power Control
.
5.
Select
1: Power Control P040
.
6.
Select “
Disable
” or “
Enable
”, and then press “
ENTER
” to confirm it.
7.
Press “
SEND
” to update the transmitter.
Note
Fast Key sequence 2, 2, 7, 4 indicates the status
Power Control Is Active
(
OFF
/
ON
) and the
live
Transmit Power
level.
Rosemount 3490 Series Control Unit
To enable or disable Transmit Power Control:
1.
From the
Main Menu
screen, select
SETUP
.
2.
Select the transmitter (e.g. “
Tx1: 3107
”).
3.
Select
ENGINEERING
.
4.
Select
ADVANCED
.
5.
Select
Tx Pwr Control
.
6.
Follow the on-screen instructions to edit and save the new setting.
(Press the
Enter
(
) key if prompted to change the mode to “off-line”).
7.
Select “
Quit
” to exit to the previous menu.
Fast Keys
2, 2, 7, 4, 1
Power Control P040
Enable
Disable
Enable
Enable
ENTER
ESC
(Field Communicator Screen)
Tx Pwr Control P040
Enable
Esc=Quit =Edit
(Rosemount 3491 Screen)
Summary of Contents for 3107
Page 2: ......
Page 4: ...Reference Manual 00809 0200 4840 Rev BA Title Page December 2014 ...
Page 16: ...6 Reference Manual 00809 0200 4840 Rev BA Section 2 Transmitter Overview December 2014 ...
Page 145: ......
Page 146: ......
Page 147: ......