Endress+Hauser Nivotester FTW325 User Manual

FTW 325
FTW 325
Operating Instructions
Nivotester FTW325
de - Grenzschalter
mit eigensicherem Signalstromkreis
en - Point Level Switch
with intrinsically safe signal circuit
fr - Détecteur de niveau
avec circuit signal à sécurité intrinsèque
es - Detector de nivel
con circuito de señal intrínsecamente seguro
it - Interruttore di livello
con circuito a sicurezza intrinseca
nl - Niveauschakelaar
met intrinsiekveilig sensorcircuit
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Endress+Hauser Nivotester FTW325 Specifications

General

Application	Level detection in liquids
Measuring principle	Capacitive
Power supply	24 V DC
Enclosure rating	IP66/IP67
Material	Stainless steel
Output	Relay output
Connection	Threaded connection
Process temperature range	-40 to +80 °C
Operating Temperature	-40 to +80 °C

Summary

Safety Information

General Safety Precautions

Essential safety guidelines and warnings for operating the Nivotester FTW325.

Installation and Mounting

Mounting Dimensions and IP Rating

Electrical Connections

Terminal Arrangement and Power Supply

Overview of terminal layout and power supply connections for the FTW325.

Sensor and Output Wiring

Device Configuration

DIL Switch Settings

Resistance Range Settings

How to set the resistance range using DIL switches.

Delta S and Two-Point Control

Safety and Line Monitoring Configuration

Master-Slave Operation

Synchronisation Settings

How to set the synchronization of phases between master and slave devices.

Calibration Procedures

Standard Calibration for Conductive Liquids

Step-by-step guide for standard calibration of the device.

Functional Testing

Level Alarm and Fault Message Tests

Procedures for testing level alarms and fault messages.

Application Examples

One Channel Mode with Alarm Signal

Troubleshooting

Fault Diagnosis and Remedies

Table listing common malfunctions, their causes, and solutions.