Endress+Hauser RIA452 User manual

Products Solutions Services

Operating Instructions

RIA452

Process indicator

with pump control

BA00265R/09/EN/16.21

71517687

2021-02-20

Valid from version

02.01.xx (device software)

RIA452 Table of contents

Endress+Hauser 3

Table of contents

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

1.1 Document conventions ................... 4

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

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

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

2.3 Operational safety ...................... 6

2.4 Product safety ......................... 7

3 Incoming acceptance and product

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

3.1 Product identification .................... 8

3.2 Scope of delivery ....................... 8

3.3 Storage and transport ................... 8

4 Installation ........................ 9

4.1 Installation conditions ................... 9

4.2 Mounting the indicator .................. 9

5 Electrical connection .............. 10

5.1 Universal input option .................. 11

5.2 Connecting the process indicator .......... 12

5.3 Post-connection check .................. 14

6 Operation options ................. 16

6.1 Overview of operation options ............ 16

6.2 Structure and function of the operating

menu .............................. 17

6.3 Access to the operating menu via the local

display ............................. 18

7 Commissioning .................... 21

7.1 Function check ....................... 21

7.2 Switching on the measuring device ......... 21

7.3 Configuring the measuring device .......... 21

8 Maintenance ...................... 44

9 Accessories ....................... 44

9.1 Device-specific accessories ............... 44

10 Troubleshooting .................. 45

10.1 Troubleshooting instructions ............. 45

10.2 Process error messages ................. 45

11 Return ............................ 48

12 Disposal .......................... 48

12.1 IT security ........................... 48

12.2 Disassembling the measuring device ........ 48

12.3 Disposing of the measuring device ......... 48

13 Technical data .................... 49

13.1 Input ............................... 49

13.2 Output ............................. 50

13.3 Power supply ......................... 52

13.4 Performance characteristics .............. 54

13.5 Installation .......................... 55

13.6 Environment ......................... 55

13.7 Mechanical construction ................ 56

13.8 Operability .......................... 58

13.9 Certificates and approvals ............... 59

13.10 Supplementary documentation ............ 59

14 Appendix ......................... 60

14.1 Flow conversion ....................... 60

Index .................................. 61

About this document RIA452

4 Endress+Hauser

1 About this document

1.1 Document conventions

1.1.1 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.

1.1.2 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.

1.1.3 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.

RIA452 About this document

Endress+Hauser 5

Symbol Meaning

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.

1.1.4 Symbols in graphics

Symbol Meaning 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)

1.1.5 Registered trademarks

HART®

Registered trademark of the HART Communication Foundation, Austin, USA

Applicator®, FieldCare®, Field Xpert™, HistoROM®

Registered or registration-pending trademarks of the Endress+Hauser Group

Safety instructions RIA452

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 Designated use

The process indicator evaluates analog process variables and displays them on its

multicolored screen. Processes can be monitored and controlled with the indicator's

outputs and limit relays. The device is equipped with a wide array of software functions for

this purpose. Power can be supplied to 2-wire sensors with the integrated transmitter

power supply.

• The device is seen as an associated apparatus and may not be installed in hazardous

areas.

• The manufacturer accepts no liability for damages resulting from incorrect use or use

other than that designated. It is not permitted to convert or modify the device in any

way.

• The device is designed for installation in a panel and must only be operated in an

installed state.

2.3 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 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.

RIA452 Safety instructions

Endress+Hauser 7

2.4 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. The manufacturer

confirms this by affixing the CE mark to the device.

Incoming acceptance and product identification RIA452

8 Endress+Hauser

3 Incoming acceptance and product

identification

3.1 Product identification

3.1.1 Nameplate

Compare the nameplate on the device with the following diagram:

A0031242

 1 Nameplate of the process indicator (example)

1 Order code and serial number of the device

2 Power supply

3 Software version number

4 Ambient temperature

5 Power

6 Name and address of manufacturer

3.1.2 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

3.2 Scope of delivery

The scope of delivery of the process indicator comprises:

• Process indicator for panel mounting

• Multilingual Brief Operating Instructions as hard copy

• CD-ROM with PC configuration software and RS232 interface cable (optional)

• Fastening clips

• Sealing ring

Please note the device accessories in the "Accessories" section of the →  44.

3.3 Storage and transport

Storage temperature

–30 to +70 °C (–22 to +158 °F)

RIA452 Installation

Endress+Hauser 9

4 Installation

4.1 Installation conditions

The permitted ambient conditions must be observed during installation and operation (see

the "Technical data" section of the Operating Instructions). The device must be protected

from exposure to heat.

4.1.1 Installation dimensions

Required panel cutout 92 mm (3.62 in)x92 mm (3.62 in). Ensure an installation depth of

150 mm (5.91 in) for the device plus cable. For additional dimensions, see →  2,  9

and the "Technical data" section of the Operating Instructions.

4.1.2 Mounting location

Installation in a panel. The mounting location must be free from vibrations. A suitable

electrical, fire-proof and mechanical enclosure must be provided.

4.1.3 Orientation

Horizontal, ±45 ° in every direction.

4.2 Mounting the indicator

92 (3.62)

145 (5.71)

A0031247

 2 Installation in a panel

Mounting the indicator

1. Push the device with the sealing ring (item 1) through the panel cutout from the

front.

2. Hold the device level and clip the fastening clips (item 2) into the openings provided.

3. Tighten the screws of the fastening clips uniformly using a screwdriver.

Electrical connection RIA452

10 Endress+Hauser

4. Remove the protective foil from the display.

5 Electrical connection

A0031253

 3 Terminal assignment of process indicator. Internal circuits illustrated as dotted lines.

1 Current input, terminals 12 and 82 jumpered

internally.

6 Digital output, passive open collector, max. 28 V,

200 mA

2 Current loop, transmitter power supply max.

22 mA current input

7 Digital inputs according to DIN 19240; voltage

level: –3 to 5 V low, 12 to 30 V high, input

current typ. 3 mA (with overload and polarity

reversal protection), input voltage max. 34.5 V,

scanning frequency max. 10 Hz

3 Current input 0 to 20 mA

4 Analog output 0 to 20 mA, 0 to 10 VDC

5 Transmitter power supply, 24 V, ≤250 mA. 8 Relay output: relay 1-8; 250 VAC/30 VDC, 3 A

Terminal Terminal assignment Description

L/L+ L for AC

L+ for DC

Power connection

N/L- N for AC

L- for DC

NC Not connected

J1 Jumper for locking device operation via hardware. If the

jumper is set to J1, the setting cannot be modified.

The device can always be configured with

the PC software via RS232 even if the

jumper is set to J1.

J2 Not connected

11 +0/4 to 20 mA Current input

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