Emerson Rosemount 3101 Quick Start Manual page 19

September 2018
Method: Rosemount 3490 Series Control Unit
To change the tank shape / non linear profile:
1. From the Main Menu screen, select
SETUP.
2. Select the transmitter (e.g. "
3. Select DUTY and then select Tank Shape.
4. Follow the on-screen instructions to
select Linear and save the new setting.
6.7 Transmitter display units / primary variable units (P012)
On the Rosemount 3101, display units are indicated by the position of the
decimal point in the displayed PV value i.e. 8.000 (m), 26.24 (ft.), or 314.9 (in.).
The 3101 measures and calculates in meters. The measured value is converted
into the selected display units using a pre-programmed conversion factor.
On the Rosemount 3102 and 3105, selecting new display units does not
automatically re-scale the PV value. Either use the parameter Transmitter Scale
Factor (page
base units which automatically changes the display units to meters, feet, or
inches.
Method: Integral buttons
To change Display Units on the Rosemount 3101:
1. Starting from the PV display, hold down the blue button → and do not
release it. After 10 seconds, the displayed units change according to the
following sequence:
3101****SC**: Meters to Feet, Feet to Inches, and Inches to Meters
3101****RC**: Feet to Inches, Inches to Meters, and Meters to Feet
2. Continue to hold down the blue button → to cycle through units every three
seconds.
3. Confirm the display units by releasing the blue button →.
To change Display Units on the Rosemount 3102 and 3105:
1. From the PV display, press the green button ↓ repeatedly until the "
indicated.
2. Press the blue button → to indicate the presently selected units on the
bottom line.
3. If the units are correct, press the red button ↵ and then the green button ↓
to get to the next menu. Otherwise, continue with step (4).
4. Press the blue button → to start the editing mode (present units flash).
5. Press the green button ↓ repeatedly to scroll through the list of units.
6. Press the blue button → to confirm the new units. The flashing stops.
20) to manually re-scale the PV value into appropriate units, or use
Tank Shape
").
Tx1: 3102
Esc=Quit
Quick Start Guide
P011
Linear
=Edit
(Rosemount 3491 Screen)
" is
b.unit
19