Set Jumpers And Switches - Emerson Rosemount 3300 Quick Start Manual

Level transmitter guided wave radar

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November 2022

Set jumpers and switches

3.1

Set alarm and write protection on the circuit board

If alarm and security jumpers are not set, the transmitter operates with the

default alarm condition HIGH and Security OFF.

Prerequisites

Write protection must be set after configuration.

Procedure

1. Remove the cover on the circuit side (see label marked circuit side).

2. To set the 4-20 mA alarm output to LOW, move the alarm switch to

the LOW position.

3. To enable the security write protection feature, move the write

protect switch to the ON position.

4. Replace the cover and tighten securely.

Figure 3-1: Circuit Board

3.2

Set alarm and write protection on the LCD display

Prerequisites

To have the LCD display override the circuit board settings, the write

protection switch on the circuit board needs to be in the OFF position and

the alarm switch on the circuit board needs to be in the HIGH position.

Procedure

1. To set the 4-20 mA alarm output to LOW, place jumper between the

right and center hole position.

2. To enable the security write protection feature, place jumper

between the left and center hole position - ON.

Quick Start Guide

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