ABB LWT300 Series Quick Start Manual page 3

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Basic physical installation

Below is a list of basic steps necessary to properly install LWT series instruments, as recommended by

ABB. All installations should be performed by certified and authorized personnel in accordance with all

applicable local security codes (electrical, engineering, etc.) (the page references in parentheses refer to

the LWT series user's guide)

Here are the basic installation steps:

1 Access and properly secure the installation site (vessel depressurization and cool down, mains power

down, etc.).

2 Attach the probe to the head/coupler assembly.

3 Slide the probe in the vessel and attach the probe/coupler assembly on the flange.

4 Connect the mains to the head unit.

5 Power up and configure the instrument.

Simple connection diagram

Here is a simple power connection diagram for LWT series instruments.

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Figure 2

Typical LWT connection

Initial software setup

Initial setup of the instrument is performed via the Easy Setup menu. Below you will find menu items,

factory-set values and lists of all available values when you click Select from the Easy Setup screen.

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Figure 3

Easy Setup menu

LWT300 series Quick Start Guide