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…


Endress+Hauser FTL33 Liquid Level Switch Operation Manual - cover page
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

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 voltage10‑30 V DC
AC/DC power supply voltage20‑253 V AC/DC
Process pressure range–1 … +40 bar
Lateral load capacitymax 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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