Endress+Hauser Flowphant T ODTT31 Bedienungsanleitung

Operating Instructions

Flow switch ODTT31, ODTT35

For safe monitoring of mass flow rates and

temperature in industrial processes

80 50

BA00235O/09/EN/17.20

71509928

2020-12-15

Valid as of version

01.00 (device version)

Flow switch ODTT31, ODTT35 Table of contents

Table of contents

1 About this document ........... 4

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

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

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

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

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

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

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

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

2.6 IT security .......................... 7

3 Incoming acceptance and

product identification .......... 7

3.1 Incoming acceptance ................. 7

3.2 Product identification ................. 8

3.3 Name and address of manufacturer ..... 8

3.4 Certificates and approvals ............. 9

3.5 Storage and transport ................. 9

4 Mounting ........................ 9

4.1 Mounting requirements ............... 9

5 Electrical connection .......... 15

5.1 Connecting requirements ............ 15

6 Operating options ............. 17

6.1 Overview of operating options ........ 17

6.2 Structure and function of the operating

menu ............................. 19

6.3 Access to the operating menu via the

operating tool ...................... 29

7 Diagnostics and

troubleshooting ............... 30

7.1 General troubleshooting ............. 30

7.2 Firmware history ................... 32

8 Maintenance .................. 32

8.1 Cleaning ........................... 33

9 Repair .......................... 33

9.1 Disposal ........................... 33

10 Accessories .................... 34

10.1 Device-specific accessories ............ 34

10.2 Communication-specific accessories ... 36

11 Technical data ................. 37

11.1 Input .............................. 37

11.2 Output ............................ 38

11.3 Power supply ....................... 38

11.4 Environment ....................... 39

11.5 Process ............................ 40

11.6 Mechanical construction ............. 41

11.7 Certificates and approvals ............ 44

About this document Flow switch ODTT31, ODTT35

1 About this document

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 used

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.

Protective Earth (PE)

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

connections.

The ground terminals are situated inside and outside the device:

• Inner ground terminal: Connects the protectiv earth to the mains supply.

• Outer ground terminal: Connects the device to the plant grounding system.

Flow switch ODTT31, ODTT35 About this document

1.2.3 Symbols for certain types of information

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

Notice or individual step to be observed

… Series of steps

Result of a step

Help in the event of a problem

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

Safe area (non-hazardous area)

Flow direction

Basic safety instructions Flow switch ODTT31, ODTT35

2 Basic 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 Designated use

The device is a flow switch for monitoring mass flow rates in industrial processes. The device

is designed to meet state-of-the-art safety requirements and complies with applicable

standards and EC regulations. The device can, however, be a source of danger if used

incorrectly or for anything other than the designated use.

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

2.3 Workplace safety

For work on and with the device:

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

regulations.

For welding work on the piping:

‣Do not ground the welding unit via the measuring device.

If working on and with the device with wet hands:

‣Due to the increased risk of electric shock, gloves must be worn.

2.4 Operational safety

• Functional safety:

The device has been developed according to the IEC 61508 and IEC 61511-1 (FDIS)

standards. The device version with a PNP switch output and additional analog output is

fitted with mechanisms for error detection and prevention within the electronics and

software.

• Hazardous area:

The device is not approved for use in hazardous areas.

Flow switch ODTT31, ODTT35 Incoming acceptance and product identification

Risk of injury!

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

‣The operator is responsible for the interference-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 the manufacturer.

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 the repair of an electrical device.

‣Use only original spare parts and accessories from the manufacturer.

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 EU

directives listed in the device-specific EU Declaration of Conformity.

2.6 IT security

Our warranty is valid only if the device is installed and used as described in the Operating

Instructions. The device is equipped with security mechanisms to protect it against any

inadvertent changes to the settings.

IT security measures, which provide additional protection for the device and associated data

transfer, must be implemented by the operators themselves in line with their security

standards.

3 Incoming acceptance and product identification

3.1 Incoming acceptance

Proceed as follows on receipt of the device:

1. Check whether the packaging is intact.

2. If damage is discovered:

Report all damage immediately to the manufacturer.

3. Do not install damaged material, as the manufacturer cannot otherwise guarantee

compliance with the safety requirements and cannot be held responsible for the

consequences that may result.

Incoming acceptance and product identification Flow switch ODTT31, ODTT35

4. Compare the scope of delivery to the contents of the order.

5. Remove all the packaging material used for transportation.

3.2 Product identification

The device can be identified in the following ways:

Nameplate specifications

3.2.1 Nameplate

The nameplate illustrated below is designed to help users identify specific product

information, such as the serial number, design, variables, configuration and device approvals:

Thermophant T

Order Code: TTR3x-xxxxxxxx

Ser.No.: xxxxxxxxxxxxxx

TAG No.: Xxxxxxxxxxxxxxxxxx

Xxxxxxxxxxxxxxxxxx

Rel.: XX.YY.ZZ

Pt100 (-50 … 150°C)

-40°C < Ta < 85°C

IP6X

Output < 250 mA

Current consump. 60mA

12 - 30V DC

PNP / 4...20mA

L+

L-

1 2

8910

A0008138

 1 Nameplate for device identification

1 Manufacturer's details

2 Order code

3 Serial number

4 Tag number

5 Release number

6 Connection data

7 Connection diagram

8 Measuring range

9 Ambient temperature

10 Degree of protection

11 Approvals

Compare and check the data on the nameplate of the device against the requirements of

the measuring point.

3.3 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

Flow switch ODTT31, ODTT35 Mounting

3.4 Certificates and approvals

3.4.1 CE mark

The product meets the requirements of the harmonized European standards. As such, it

complies with the legal specifications of the EC directives. The manufacturer confirms

successful testing of the product by affixing to it the CE-mark.

3.4.2 Hygiene standard

• EHEDG certification, type EL CLASS I. EHEDG-certified/tested process connections

→  42

• 3-A Authorization No. 1144, 3-A Sanitary Standard 74-07. Listed process connections

→  43

3.5 Storage and transport

Pack the device in such a way that it is reliably protected against impact during storage

(and transportation). The original packaging provides optimum protection.

Storage temperature –40 to +85 °C (–40 to +185 °F)

4 Mounting

4.1 Mounting requirements

4.1.1 Dimensions

→  41

4.1.2 Ambient temperature range

Ta–40 to +85 °C (–40 to +185 °F)

4.1.3 General installation instructions

NOTICE

Damage to the device.

‣To ensure correct monitoring, the sensor must be installed in a way that produces a fully

developed flow profile.

‣Stabilization sections (5x DN) must be provided in the pipe downstream from a pump, pipe

elbows, internal fixtures and cross-sectional changes.

Mounting Flow switch ODTT31, ODTT35

NOTICE

Damage to the device.

‣Do not turn the device into the process connection thread at the housing→  10.

‣Always install the device at the wrench flats.

‣Use a suitable open-ended wrench →  10.

‣The local display can be rotated electronically by 180 °→  17.

‣The top housing section can be rotated mechanically by up to 310 °.

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