Endress+Hauser Liquiphant FTL31 User manual

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Operating Instructions

Liquiphant FTL31

Point level switch for liquids

BA01285F/00/EN/03.22-00

71578503

2022-07-12

Liquiphant FTL31

2 Endress+Hauser

Order code:

Ext. ord. cd.:

Ser. no.:

www.endress.com/deviceviewer Endress+Hauser

Operations App

XXXXXXXXXXXX

XXXXX-XXXXXX

XXX.XXXX.XX

Serial number

A0023555

Liquiphant FTL31 Table of contents

Endress+Hauser 3

Table of contents

1 Document information ......... 4

1.1 Document function ................... 4

1.2 Symbols ............................ 4

1.3 Documentation ...................... 5

2 Basic safety instructions ....... 6

2.1 Requirements for the personnel ........ 6

2.2 Intended use ........................ 6

2.3 Workplace safety .................... 6

2.4 Operational safety ................... 7

2.5 Product safety ....................... 7

3 Product description ............. 8

3.1 Product design ....................... 8

4 Incoming acceptance and

product identification .......... 9

4.1 Incoming acceptance ................. 9

4.2 Product identification ................. 9

4.3 Manufacturer address ................ 9

4.4 Storage and transport ................. 9

5 Mounting ...................... 11

5.1 Mounting requirements .............. 11

5.2 Mounting the measuring device ....... 16

5.3 Post-mounting check ................ 17

6 Electrical connection .......... 18

6.1 Connecting the device ............... 18

6.2 Post-connection check ............... 27

7 Commissioning ................ 29

7.1 Function check ..................... 29

7.2 LED display ........................ 29

7.3 Function of LEDs ....................31

7.4 Function test with test magnet ........ 31

8 Diagnostics and

troubleshooting ............... 33

8.1 Diagnostic information via LED

display ............................ 33

9 Maintenance .................. 33

9.1 Cleaning ........................... 33

10 Repair .......................... 34

10.1 Spare parts ........................ 34

10.2 Return ............................ 34

10.3 Disposal ........................... 34

11 Accessories .................... 34

12 Technical data ................. 36

12.1 Power supply ....................... 36

12.2 Environment ....................... 36

12.3 Process ............................ 38

Document information Liquiphant FTL31

4 Endress+Hauser

1 Document information

1.1 Document function

These Operating Instructions contain all the information that is required in various phases of

the life cycle of the device: from product identification, incoming acceptance and storage, to

mounting, connection, operation and commissioning through to troubleshooting,

maintenance and disposal.

1.2 Symbols

1.2.1 Safety instructions

Symbol Meaning

DANGER

A0011189-EN

DANGER!

This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in

serious or fatal injury.

WARNING

A0011190-EN

WARNING!

This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in

serious or fatal injury.

CAUTION

A0011191-EN

CAUTION!

This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in

minor or medium injury.

NOTICE

A0011192-EN

NOTE!

This symbol contains information on procedures and other facts which do not result in personal

injury.

1.2.2 Electrical symbols

Symbol Meaning

)

A0011200

Ground connection

A grounded terminal which, as far as the operator is concerned, is grounded via a grounding system.

A0011199

Protective ground connection

A terminal which must be connected to ground prior to establishing any other connections.

1.2.3 Symbols for certain types of information

Symbol Meaning

A0011182

Permitted

Indicates procedures, processes or actions that are permitted.

A0011184

Forbidden

Indicates procedures, processes or actions that are forbidden.

Liquiphant FTL31 Document information

Endress+Hauser 5

Symbol Meaning

A0011193

Tip

Indicates additional information.

A0011194

Reference to documentation

Refers to the corresponding device documentation.

A0011195

Reference to page

Refers to the corresponding page number.

1.2.4 Symbols for graphics

Symbol Meaning

1, 2, 3 ... Item numbers

A, B, C, ... Views

1.2.5 Symbols for tools

Symbol Meaning

A0011222

Open-ended wrench

1.3 Documentation

The document types listed are available in the Download Area of the Endress+Hauser website:

www.endress.com → Download

Document Purpose and content of the document

Technical Information

TI01147F/00/EN

This document contains all the technical data for the device and provides an overview of

the accessories that can be ordered.

Additional documentation

TI00426F/00/EN

SD00352F/00/A6

SD00356F/00/EN

Weld-in adapter and flanges (overview)

Weld-in adapter G 1", G ¾" (installation instructions)

Valve plug (installation instructions)

Basic safety instructions Liquiphant FTL31

6 Endress+Hauser

2 Basic safety instructions

2.1 Requirements for the personnel

The personnel performing installation, commissioning, diagnostics and maintenance must

satisfy the following requirements:

• Trained, qualified specialists: must have a relevant qualification for this specific function

and task

• Are authorized by the plant owner/operator

• Are familiar with federal/national regulations

• Before starting work: read and understand the instructions in the manual and

supplementary documentation as well as the certificates (depending on the application)

• Follow instructions and comply with basic conditions

The operating personnel must satisfy the following requirements:

• Are instructed and authorized according to the requirements of the task by the facility's

owner-operator

• Follow the instructions in this manual

2.2 Intended use

The measuring device described in this manual may be used only as a point level switch for

liquids. Incorrect use may pose a hazard. To ensure that the measuring device remains in

perfect condition during the operating time:

• Measuring devices must be used only for media to which the process-wetted materials have

an adequate level of resistance.

• Comply with the limit values in the "Technical data" section.

2.2.1 Incorrect use

The manufacturer is not liable for damage caused by improper or non-designated use.

Residual risks

Due to heat transfer from the process, the temperature of the electronics housing and the

assemblies contained therein may rise to 80 °C (176 °F) during operation.

Danger of burns from contact with surfaces!

‣In the event of elevated fluid temperatures, ensure protection against contact to prevent

burns.

2.3 Workplace safety

For work on and with the device:

‣Wear the required personal protective equipment according to federal/national

regulations.

‣Switch off the supply voltage before connecting the device.

Liquiphant FTL31 Basic safety instructions

Endress+Hauser 7

2.4 Operational safety

Danger of injury!

‣Operate the device only if it is in proper technical condition, free from errors and faults.

‣The operator is responsible for the interference-free operation of the device.

2.5 Product safety

This measuring device is designed in accordance with good engineering practice to meet state-

of-the-art safety requirements, has been tested, and left the factory in a condition in which it

is safe to operate. It meets the general safety standards and legal requirements. It also

complies with the EC directives listed in the device-specific EC Declaration of Conformity.

Endress+Hauser confirms this by affixing the CE mark to the device.

Product description Liquiphant FTL31

8 Endress+Hauser

3 Product description

The Liquiphant FTL31 is a point level switch for universal use in all liquids. It is used

preferably in storage tanks, mixing vessels and pipes.

3.1 Product design

The point level switch is available in different versions, which can be assembled in accordance

with user specifications. Examples in the graphic below:

ACD

A0022228

Versions

Examples

A B C D

Electrical connection Valve plug

Cable

(cannot be

disassembled)

M12 plug

for housing cover

IP66/68/69K

M12 plug

for housing cover

IP65/67

Housing (sensor design)

for process temperatures

up to:

100 °C (212 °F) 100 °C (212 °F) 150 °C (302 °F) 150 °C (302 °F)

Sensor type Compact

version Short tube version Compact version Short tube version

For detailed information on the short tube version and the process connections, see the

Technical Documentation TI01147F/00/EN.

Liquiphant FTL31 Incoming acceptance and product identification

Endress+Hauser 9

4 Incoming acceptance and product identification

4.1 Incoming acceptance

Check the following during incoming acceptance:

 Are the order codes on the delivery note and the product sticker identical?

 Are the goods undamaged?

 Do the nameplate data match the ordering information on the delivery note?

 If required (see nameplate): Are the safety instructions (XA) provided?

If one of these conditions is not met, please contact the manufacturer's sales office.

4.2 Product identification

The following options are available for the identification of the measuring device:

• Nameplate specifications

• Extended order code with breakdown of the device features on the delivery note

‣Enter the serial number from the nameplates into W@M Device Viewer

(www.endress.com/deviceviewer)

 All the information about the measuring device and the scope of the associated

Technical Documentation are displayed.

‣Enter the serial number from the nameplate into the Endress+Hauser Operations App or

use the Endress+Hauser Operations App to scan the 2-D matrix code (QR Code) provided on

the nameplate

 All the information about the measuring device and the scope of the associated

Technical Documentation are displayed.

4.3 Manufacturer address

Endress+Hauser SE+Co. KG

Hauptstraße 1

79689 Maulburg, Germany

Place of manufacture: See nameplate.

4.4 Storage and transport

4.4.1 Storage conditions

• Permitted storage temperature: –40 to +85 °C (–40 to +185 °F)

• Use original packaging.

4.4.2 Transporting the product to the measuring point

Transport the device to the measuring point in the original packaging.

Incoming acceptance and product identification Liquiphant FTL31

10 Endress+Hauser

4.4.3 Handling of the device

NOTICE

Risk of injury! Housing or fork may become damaged or tear!

‣Transport the device to the measuring point in its original packaging or by the housing.

‣Do not hold the device by the fork!

‣Do not use the device as a ladder or climbing aid!

‣Do not bend the fork!

‣Do not shorten or lengthen the fork!

A0020845

 1 Handling of the device

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