Endress+Hauser FTL33 Liquid Level Switch Operation Manual

This manual provides installation, wiring, commissioning, troubleshooting and maintenance instructions for the Endress+Hauser Liquiphant FTL33 liquid level…

Brand: Endress+Hauser
Category: Industrial Supply
Document type: User Manual
Language: Chinese
Pages: 36
File format: PDF
File size: 2.1 MB
Published: 28 September, 2026
Updated: 28 September, 2026
MD5 checksum: 19F5CD960C8BB4695B855D784CDECFCC
PDF: Endress+Hauser FTL33 Liquid Level Switch Operation Manual PDF

About this manual

This operation manual describes the Endress+Hauser Liquiphant FTL33 liquid level switch, intended for food‑industry applications. It includes safety guidelines, product description, and identification procedures.

The document offers step‑by‑step instructions for installation, electrical connection, commissioning, diagnosis, troubleshooting, maintenance, repair and technical parameters. This manual is written in Chinese.

What's inside

Document Information
Basic Safety Guide
Product Description
Arrival Acceptance and Product Identification
Installation
Electrical Connection
Commissioning
Diagnosis and Troubleshooting
Maintenance
Technical Parameters

Specifications

DC power supply voltage	10‑30 V DC
AC/DC power supply voltage	20‑253 V AC/DC
Process pressure range	–1 … +40 bar
Lateral load capacity	max 200 N
Storage temperature range	–40 … +85 °C

Frequently asked questions

What is the recommended storage temperature range for the FTL33?

The device can be stored between –40 °C and +85 °C.

What is the maximum process pressure the sensor can measure?

It can handle pressures from –1 bar up to +40 bar.

What is the lateral load capacity of the sensor fork?

The fork can sustain a lateral load up to 200 N.

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