Endress+Hauser FTL41 Operating Manual

BA01893F/00/EN/02.19 71440977 2019-06-29

Products Solutions Services

Operating Instructions

Liquiphant FTL41

Vibronic Limit switch for liquids

Liquiphant FTL41

Order code:

Ext. ord. cd.:

Ser. no.:

www.endress.com/deviceviewer

Endress+Hauser Operations App

XXXXXXXXXXXX

XXXXX-XXXXXX

XXX.XXXX.XX

Serial number

A0023555

2 Endress+Hauser

Liquiphant FTL41 Table of contents

1 About this document ................ 5

1.1 Symbols ............................. 5

1.1.1 Safety symbols .................. 5

1.1.2 Electrical symbols ................ 5

1.1.3 Symbols for certain types of

information .................... 5

1.1.4 Symbols in graphics ............... 5

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

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

2.2 Designated use ........................ 6

2.2.1 Incorrect use .................... 6

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

2.4 Operational safety ...................... 6

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

3 Product description ................ 7

3.1 Product design ......................... 7

4 Incoming acceptance and product

identification ....................... 8

4.1 Incoming acceptance .................... 8

4.2 Product identification .................... 8

4.2.1 Nameplate ..................... 8

4.2.2 Manufacturer address ............. 8

4.3 Storage and transport ................... 9

4.3.1 Storage conditions ................ 9

4.3.2 Transporting the device ............ 9

5 Mounting .......................... 9

5.1 Mounting conditions ................... 10

5.1.1 Taking the switch point into

consideration .................. 10

5.1.2 Take viscosity into consideration .... 10

5.1.3 Avoiding buildup ................ 11

5.1.4 Take clearance into consideration ... 12

5.1.5 Support the device ............... 12

5.1.6 Weld-in adapter with leakage hole .. 13

5.2 Mounting the measuring device ........... 13

5.2.1 Required tools .................. 13

5.2.2 Installation .................... 13

5.3 Sliding sleeves ....................... 15

5.4 Post-installation check .................. 15

6 Electrical connection .............. 15

6.1 Connection conditions .................. 15

6.1.1 Connecting protective earth (PE) .... 15

6.2 Connecting the measuring device .......... 15

6.2.1 3-wire DC-PNP (electronic insert

FEL42) ....................... 15

6.2.2 Universal current connection with relay output (electronic insert

FEL44) ....................... 17

6.2.3 2-wire NAMUR > 2.2 mA/< 1.0 mA

(electronic insert FEL48) .......... 19

6.2.4 Cable entry .................... 20

6.3 Post-connection check .................. 21

7 Operation options ................. 21

7.1 Overview of operation options ............ 21

7.1.1 Operation concept .............. 21

7.1.2 Elements on the electronic insert .... 22

8 Commissioning .................... 22

8.1 Function check ....................... 22

8.2 Powering up the measuring device ......... 22

9 Diagnostics and troubleshooting ... 22

9.1 LED at electronic insert ................. 22

10 Maintenance ...................... 23

10.1 Maintenance tasks .................... 23

10.1.1 Cleaning ...................... 23

11 Repair ............................ 24

11.1 General information ................... 24

11.1.1 Repair concept ................. 24

11.1.2 Repair of Ex-certified devices ....... 24

11.2 Spare parts .......................... 24

11.3 Return .............................. 24

11.4 Disposal ............................ 25

12 Accessories ....................... 25

12.1 Device-specific accessories ............... 25

12.1.1 Weather protection cover for single-

compartment housing, metal ....... 25

12.1.2 Plug-in jack .................... 25

12.2 Sliding sleeves for unpressurized operation ... 26

12.3 High pressure sliding sleeves ............. 27

13 Technical data .................... 28

13.1 Input ............................... 28

13.1.1 Measured variable .............. 28

13.1.2 Measuring range ............... 28

13.2 Output ............................. 28

13.2.1 Output and input variants ......... 28

13.2.2 Output signal .................. 29

13.2.3 Ex connection data .............. 29

13.3 Environment ......................... 30

13.3.1 Ambient temperature range ....... 30

13.3.2 Storage temperature ............. 30

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Table of contents Liquiphant FTL41

13.3.3 Humidity ..................... 30

13.3.4 Operating altitude ............... 30

13.3.5 Climate class .................. 30

13.3.6 Degree of protection ............. 31

13.3.7 Vibration resistance ............. 31

13.3.8 Shock resistance ................ 31

13.3.9 Mechanical load ................ 31

13.3.10 Electromagnetic compatibility ...... 31

13.4 Process ............................. 31

13.4.1 Process temperature range ........ 31

13.4.2 Thermal shock ................. 32

13.4.3 Process pressure range ........... 32

13.4.4 Test pressure .................. 32

13.4.5 Density ...................... 33

13.4.6 Pressure tightness .............. 33

13.5 Additional technical data ................ 33

4 Endress+Hauser

Liquiphant FTL41 About this document

DANGER

WARNING

CAUTION

NOTICE

1 About this document

1.1 Symbols

1.1.1 Safety symbols

This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in serious or fatal injury.

This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in serious or fatal injury.

This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in minor or medium injury.

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

1.1.2 Electrical symbols

Ground connection

Grounded clamp, which is grounded via a grounding system.

Protective earth (PE) Ground terminals, which must be grounded prior to establishing any other connections. The ground terminals are located on the inside and outside of the device.

1.1.3 Symbols for certain types of information

Permitted Procedures, processes or actions that are permitted.

Forbidden Procedures, processes or actions that are forbidden.

Tip

Indicates additional information

Reference to documentation

Reference to another section

, 2., 3. Series of steps

1.1.4 Symbols in graphics

A, B, C ... View

1, 2, 3 ... Item numbers

Hazardous area

Safe area (non-hazardous area)

Endress+Hauser 5

Basic safety instructions Liquiphant FTL41

2 Basic safety instructions

2.1 Requirements for the personnel

The personnel must fulfill the following requirements to carry out the necessary tasks, e. g., commissioning and maintenance:

Trained, qualified specialists must have a relevant qualification for the specific function

‣

and task Are authorized by the plant owner/operator

‣

Are familiar with federal/national regulations

‣

Must have read and understood the instructions in the manual and supplementary

‣

documentation Follow instructions and comply with conditions

‣

2.2 Designated use

Only use the measuring device as a limit switch for liquids. Improper use can pose hazards. Ensure that the measuring device is free of defects while it is in operation.

• Use the measuring device only for media to which the process-wetted materials have an adequate level of resistance

• Do not exceed or drop below the limit values for the measuring device  TI01402F/00/EN

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!

If necessary, ensure protection against contact to prevent burns.

‣

2.3 Workplace safety

For work on and with the device:

Wear the required protective equipment according to federal/national regulations.

‣

2.4 Operational safety

Risk of injury.

Operate the device in proper technical condition and fail-safe condition only.

‣

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

‣

Conversions to the device

Unauthorized modifications to the device are not permitted and can lead to unforeseeable dangers.

If, despite this, modifications are required, consult with Endress+Hauser.

‣

Repair

To ensure continued operational safety and reliability,

Carry out repairs on the device only if they are expressly permitted.

‣

Observe federal/national regulations pertaining to repair of an electrical device.

‣

6 Endress+Hauser

Liquiphant FTL41 Product description

Use original spare parts and accessories from Endress+Hauser only.

‣

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 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.

It meets general safety standards and legal requirements. It also complies with the EU directives listed in the device-specific EU Declaration of Conformity. Endress+Hauser confirms this by affixing the CE mark to the device.

3 Product description

Limit switch for liquids

3.1 Product design

 1 Product design

1 Housing with cover and electronic insert 2 Probe design compact 3 Probe design pipe extension 4 Probe design short pipe

A0031825

Identify the electronic insert via the order code on the nameplate .

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Incoming acceptance and product identification Liquiphant FTL41

Order code: Ser. no.: Ext. ord. cd.:

FW:

Dev.Rev.:

Pmax:

0.83 W PNP

4 Incoming acceptance and product

identification

4.1 Incoming acceptance

Check the following during goods 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, e. g. XA, provided?

 Is the device properly secured?

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

4.2 Product identification

The measuring device can be identified in the following ways:

• Nameplate data

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

• Enter serial number from nameplates in W@M Device Viewer (www.endress.com/deviceviewer): All of the information on the measuring device is displayed along with an overview of the scope of technical documentation provided

• Enter the serial number on the nameplate into the Endress+Hauser Operations App or use the Endress+Hauser Operations App to scan the 2-D matrix code (QR Code) on the nameplate

4.2.1 Nameplate

 2 Nameplate specifications

1 Manufacturer name and device name 2 Manufacturer address 3 Order number, external order code, serial number 4 Technical data 5 Approval-specific information

4.2.2 Manufacturer address

Endress+Hauser SE+Co. KG Hauptstraße 1 79689 Maulburg, Germany

Address of the manufacturing plant: See nameplate.

A0038187

8 Endress+Hauser

Liquiphant FTL41 Mounting

4.3 Storage and transport

4.3.1 Storage conditions

Use original packaging.

Storage temperature

–40 to +80 °C (–40 to +176 °F) optional: –52 °C (–62 °F), –60 °C (–76 °F)

4.3.2 Transporting the device

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

• Hold the device by the housing, temperature spacer, flange or extension pipe

• Do not bend, shorten or extend the tuning fork

 3 Handling the device during transportation

5 Mounting

WARNING

Loss of protection rating if the device is opened in a wet environment.

Only open the device in a dry environment!

‣

A0034846

A0036954

 4 Installation in any position in container, pipe or tank

Endress+Hauser 9

Mounting Liquiphant FTL41

~13 (0.5)

~4 (0.16)

~12.5 (0.49)

A B C

> 25 (0.98)

5.1 Mounting conditions

5.1.1 Taking the switch point into consideration

Typical switch points, depending on the orientation of the point level switch

(water +23 °C (+73 °F))

A0037915

 5 Typical switch points. Unit of measurement mm (in)

A Installation from above B Installation from below C Installation from the side D Switch point

5.1.2 Take viscosity into consideration

Low viscosity

 6 Installation example for low-viscosity liquids. Unit of measurement mm (in)

D Diameter of installation socket: at least 50 mm (2.0 in)

Low viscosity, e. g. water: < 2 000 mPa⋅s

It is permitted to position the tuning fork within the installation socket.

A0033297

10 Endress+Hauser

Liquiphant FTL41 Mounting

> 40 (1.57)

High viscosity

A0037348

 7 Installation example for a highly viscous liquid. Unit of measurement mm (in)

NOTICE

Highly viscous liquids may cause switching delays.

Make sure that the liquid can run off the tuning fork easily.

‣

Deburr the socket surface.

‣

High viscosity, e. g. viscous oils: < 10 000 mPa⋅s

The tuning fork must be located outside the installation socket!

5.1.3 Avoiding buildup

A0033239

 8 Installation examples for a highly viscous process medium

• Use short installation sockets to ensure that the turning fork can project freely into the vessel.

• Install preferably flush-mounted on vessels or in pipes.

• Leave sufficient distance between the buildup expected on the tank wall and the tuning fork.

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