Endress+Hauser Soliswitch FTE20 User manual

Products Solutions Services

Operating Instructions

Soliswitch FTE20

Point level switch

BA01069F/09/EN/07.22-00

71573624

2022-05-31

Soliswitch FTE20 Table of contents

Endress+Hauser 3

Table of contents

1 Important document

information ..................... 4

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

1.2 Document conventions ................ 4

2 Safety instructions .............. 6

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

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

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

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

3 Identification .................... 7

3.1 Nameplate .......................... 7

3.2 Name and address of manufacturer ..... 7

4 Mounting ........................ 7

4.1 Incoming acceptance, transport,

storage ............................. 7

4.2 Installation conditions ................ 8

4.3 Installation instructions ............... 9

4.4 Post-installation check ............... 13

5 Wiring .......................... 13

5.1 Connection instructions .............. 13

5.2 Quick wiring guide .................. 14

5.3 Post-connection check ............... 16

6 Operation ...................... 17

6.1 Setting the switching threshold

(sensitivity) ........................ 17

6.2 Rotational movement display ......... 17

6.3 Indicator light (optional) ............. 18

6.4 Testing the internal switch ........... 18

7 Commissioning ................ 19

7.1 Post-installation and post-connection

check ............................. 19

7.2 Setting the switching pressure

(sensitivity) ........................ 19

7.3 Switching on the device .............. 19

8 Troubleshooting ............... 19

8.1 Point level switch with rotation

monitoring ........................ 20

9 Maintenance .................. 20

9.1 Cleaning ........................... 20

10 Repair .......................... 21

10.1 General information ................. 21

10.2 Spare parts ........................ 21

10.3 Return ............................ 21

10.4 Disposal ........................... 22

11 Technical data ................. 22

11.1 Input .............................. 22

11.2 Output ............................ 22

11.3 Power supply ....................... 23

11.4 Performance characteristics .......... 24

11.5 Mounting .......................... 24

11.6 Environment ....................... 25

11.7 Process ............................ 26

11.8 Mechanical construction ............. 27

11.9 Operability ......................... 29

11.10 Certificates and approvals ............ 29

11.11 Accessories ........................ 29

Important document information Soliswitch FTE20

4 Endress+Hauser

1 Important document information

1.1 Document function

These Operating Instructions contain all the information required in the various life cycle

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

installation, connection, operation and commissioning, through to troubleshooting,

maintenance and disposal.

1.2 Document conventions

1.2.1 Safety symbols

DANGER

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

serious or fatal injury.

WARNING

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

serious or fatal injury.

CAUTION

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

minor or medium injury.

NOTICE

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

personal injury.

1.2.2 Electrical symbols

Symbol Meaning

Direct current

Alternating current

Direct current and alternating current

Ground connection

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

grounding system.

Potential equalization connection (PE: protective earth)

Ground terminals that must be connected to ground prior to establishing any other

connections.

The ground terminals are located on the interior and exterior of the device:

• Interior ground terminal: potential equalization is connected to the supply network.

• Exterior ground terminal: device is connected to the plant grounding system.

Soliswitch FTE20 Important document information

Endress+Hauser 5

1.2.3 Symbols for certain types of information

Symbol Meaning Symbol Meaning

Permitted

Procedures, processes or actions that

are permitted.

Preferred

Procedures, processes or actions that

are preferred.

Forbidden

Procedures, processes or actions that

are forbidden.

Tip

Indicates additional information.

Reference to documentation

Reference to page

Reference to graphic

… Series of steps

Result of a step Visual inspection

1.2.4 Symbols in graphics

Symbol Meaning

1, 2, 3 ... Item numbers

… Series of steps

A, B, C, ... Views

A-A, B-B, C-C, ... Sections

Hazardous area

Indicates the hazardous area.

Safe area (non-hazardous area)

Indicates the non-hazardous area.

1.2.5 Tool symbols

Symbol Meaning

A0011220

Flat-blade screwdriver

A0011221

Allen key

A0011222

Open-ended wrench

A0013442

Torx screwdriver

Safety instructions Soliswitch FTE20

6 Endress+Hauser

2 Safety instructions

2.1 Requirements for the personnel

The personnel for installation, commissioning, diagnostics and maintenance must fulfill 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 fulfill 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 Soliswitch FTE20 must only be used as a point level switch for specific bulk solids (see

Technical data →  26).

• The device may only be operated when installed.

• The manufacturer accepts no liability for damages resulting from improper or non-

designated use. It is not permitted to convert or modify the device in any way.

2.3 Workplace safety

When working on and with the device:

‣Wear the required personal protective equipment as per national regulations.

2.4 Operational safety

Risk of injury!

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

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

Modifications to the device

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

dangers:

‣If modifications are nevertheless required, consult with Endress+Hauser.

Soliswitch FTE20 Identification

Endress+Hauser 7

3 Identification

3.1 Nameplate

A0017317

 1 Nameplate of the Soliswitch FTE20 (example)

1 Order code

2 Serial number

3 Extended order code

4 Power supply and IP protection of the housing

5 Ambient temperature range

6 Approvals

7 Output values

8 Year of manufacture, manufacturer's address

3.2 Name and address of manufacturer

Name of manufacturer: Endress+Hauser Wetzer GmbH + Co. KG

Address of manufacturer: Obere Wank 1, D-87484 Nesselwang or www.endress.com

4 Mounting

4.1 Incoming acceptance, transport, storage

Compliance with the permitted environmental and storage conditions is mandatory. Precise

specifications are provided in the "Technical data" section →  22.

4.1.1 Incoming acceptance

On receipt of the goods, check the following points:

• Is the packaging or the content damaged?

• Is the delivery complete? Compare the scope of delivery against the information on your

order form.

Mounting Soliswitch FTE20

8 Endress+Hauser

4.1.2 Transport and storage

Please note the following:

• Pack the device so that is protected against impact for storage and transport. The original

packaging offers the best protection for this.

• The permitted storage temperature is –20 to 60 °C (–4 to 140 °F).

4.2 Installation conditions

Correct and incorrect installation positions are indicated in →  2,  8.

The device must be protected against direct sunshine. A weather protection cover is available

as an accessory, see the "Accessories" section →  30.

The dimensions of the device are provided in the "Technical data" section →  16,  27.

~200 (7.87)

A0021567

 2 Orientations of the point level switch, dimensions in mm (in)

Permitted orientations Forbidden orientations

1: Vertical from the top 6: In direction of solids flow

2: Angled from the top 7: Installation coupling too long

3: From the side 8: Horizontal with shaft length >300 mm (11.8 in)

4: From the side with protective cover against falling

solids

5: From the bottom (device must be protected

against shock-type loads)

Ambient temperature range

–20 to 60 °C (–4 to 140 °F)

Medium temperature range

–20 to 80 °C (–4 to 176 °F)

Soliswitch FTE20 Mounting

Endress+Hauser 9

Mechanical load of optional indicator light

The optional indicator light must be protected against mechanical load (impact energy > 1 J).

More information is provided in the "Technical data" section →  25.

4.3 Installation instructions

NOTICE

The device can be damaged if handled incorrectly during installation

‣Do not turn the housing to tighten the process connection. Once the process connection

has been tightened, the housing can be aligned so that the cable entries point downwards.

A0017361

 3 Installation of the standard version

1 Attach sealing ring (1) 60x48x3 mm (2.36x1.89x0.12 in).

2 Insert the rotary paddle into the connecting flange (3). Note: Pay attention to the maximum flange

depth of the connection. With the standard rotary paddle, installation in flange connections is

permitted up to a sleeve length ≤ 40 mm (1.57 in). For sleeve lengths > 40 mm (1.57 in)only the

version with hinged rotary paddle can be used. It must be possible to insert the rotary paddle without

force.

3 Tighten nut with open-ended wrench AF 60 (2).

NOTICE

The device with hinged rotating paddle does not function correctly when the transport

lock is secured.

‣Remove the transport lock (plastic net around the rotating paddle) prior to installation.

Mounting Soliswitch FTE20

10 Endress+Hauser

1. 2. 3.

A0017363

 4 Installation of the version with hinged rotary paddle

1 Attach sealing ring (1) 60x48x3 mm (2.36x1.89x0.12 in).

2 Slide the rotary paddle into the connecting flange (3).

3 Tighten nut with open-ended wrench AF 60 (2).

4.3.1 Turning the housing to the right position

A0017364

 5 Correct housing position

4.3.2 Installation of the flange version

The flange version is available as an accessory. The dimensions are provided in the "Technical

data" section →  31.

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