VEGA VEGAFLEX 81 Modbus and Levelmaster protocol Coax probe - Manual (Page 2)

2
Quick start
VEGAFLEX 81 • Modbus and Levelmaster protocol
42283-EN-130314
Quick start
The quick start procedure enables a quick setup with many applica-
tions. You can find further information in the respective chapters of the
operating instructions manual.
→
Distance from the metallic vessel wall > 300 mm. Distance from
non-metallic vessel wall > 500 mm. The probe must not touch any
installations or the vessel wall.
For further information see chapter "Mounting".
1. Make sure that the power supply corresponds to the specifica-
tions on the type label.
2. Connect the instrument according to the following illustration
+
+
power supply
MODBUS
D0 D1 IS GND
USB
1
2
1 3 4 5 2 off on ( )
( ) (-)
(-)
Fig. 1: Connection compartment
1 USB connection
2 Slide switch for integrated termination resistor (120 Ω)
For further information see chapter "Connecting to power supply".
For standard applications we recommend selecting the "Quick setup"
in the display and adjustment module.
1. In this menu item you can select the application. You can choose
between level and interface measurement.
2. In the menu item "Medium - Dielectric constant" you can define
the medium type (medium).
3. Carry out the adjustment in the menu items "Min. adjustment" and
"Max. adjustment".
4. A "Linearization" is required for all vessels in which the vessel vol-
ume does not increase linearly with the level - e.g. in a horizontal
cylindrical or spherical tank. Activate the appropriate curve.
Mounting
Electrical connection
Set parameters