Endress+Hauser RIA15 User manual

Operating Instructions
RIA15
Process display unit
Loop-powered 4 to 20 mA process display unit
BA01073K/09/EN/02.12
71207036
Valid as of version
01.00.xx

RIA15 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 Designated use .............. 6
2.3 Workplace safety ............. 7
2.4 Operational safety ............. 7
2.5 Product safety ............... 7
3 Identification ............ 8
3.1 Nameplate ................. 8
3.2 Scope of delivery ............. 8
3.3 Certificates and approvals ........ 8
4 Installation .............. 9
4.1 Incoming acceptance, transport,
storage ................... 9
4.2 Installation conditions .......... 9
4.3 Installation instructions ......... 10
4.4 Post-installation check ......... 13
5 Wiring ................ 13
5.1 Quick wiring guide ........... 13
5.2 Inserting the cable, field housing .... 15
5.3 Connecting to potential equalization .. 16
5.4 Grounding ................ 16
5.5 Degree of protection ........... 17
5.6 Post-connection check ......... 17
6 Operation ............. 18
6.1 Operating functions ........... 19
7 Commissioning ......... 19
7.1 Post-installation check and switching
on the device .............. 19
7.2 Operating matrix ............ 19
8 Troubleshooting ......... 21
8.1 Error limits as per NAMUR ....... 21
8.2 Diagnostic messages ........... 22
8.3 Spare parts ................ 23
9 Maintenance ........... 23
10 Return ................ 23
11 Disposal ............... 24
12 Technical data .......... 24

Important document information RIA15
4 Endress+Hauser
1 Important 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 Document conventions
1.2.1 Safety symbols
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
NOTICE!
This symbol contains information on procedures and other facts which do not result in
personal injury.
1.2.2 Electrical symbols
Symbol Meaning
A0011197
Direct current
A terminal to which DC voltage is applied or through which direct current flows.
A0011198
Alternating current
A terminal to which alternating voltage is applied or through which alternating current flows.
A0017381
Direct current and alternating current
• A terminal to which alternating voltage or DC voltage is applied.
• A terminal through which alternating current or direct current flows.
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.
A0011201
Equipotential connection
A connection that has to be connected to the plant grounding system: This may be a potential
equalization line or a star grounding system depending on national or company codes of practice.

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Endress+Hauser 5
1.2.3 Symbols for certain types of information
Symbol Meaning
A0011182
Allowed
Indicates procedures, processes or actions that are allowed.
A0011183
Preferred
Indicates procedures, processes or actions that are preferred.
A0011184
Forbidden
Indicates procedures, processes or actions that are forbidden.
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.
A0011196
Reference to graphic
Refers to the corresponding graphic number and page number.
,… ,
Series of steps
ÃResult of a sequence of actions
A0013562
Help in the event of a problem
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
A0013441
Flow direction
-
A0011187
Hazardous area
Indicates a hazardous area.
.
A0011188
Safe area (non-hazardous area)
Indicates a non-hazardous area.

Safety instructions RIA15
6 Endress+Hauser
1.2.5 Tool symbols
Symbol Meaning
A0011220
Flat blade screwdriver
A0011221
Allen key
A0011222
Open-ended wrench
A0013442
Torx screwdriver
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 beginning work, the specialist staff must have read and understood the instructions
in the Operating Instructions and supplementary documentation as well as in the
certificates (depending on the application)
►Following instructions and basic conditions
The operating personnel must fulfill the following requirements:
►Being instructed and authorized according to the requirements of the task by the facility's
owner-operator
►Following the instructions in these Operating Instructions
2.2 Designated use
The process display unit displays analog process variables on its screen.
The device is powered via the current loop and does not require an additional power supply.

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• 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.
• Panel-mounted device:
The device is designed for installation in a panel and must only be operated in an installed
state.
• Field device:
The device is designed for installation in the field.
•The device may only be operated under the permitted ambient conditions (® ä 25).
2.3 Workplace safety
For work on and with the device:
►Wear the required personal 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.
►Use original spare parts and accessories from Endress+Hauser only.
Environmental requirements
If a plastic transmitter housing is permanently exposed to certain steam and air mixtures, this
can damage the housing.
►If you are unsure, please contact your Endress+Hauser Sales Center for clarification.
►If used in an approval-related area, observe the information on the nameplate.
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
they are 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.

Identification RIA15
8 Endress+Hauser
3 Identification
3.1 Nameplate
The nameplate is located on the right-hand side of the housing in the case of the field device,
and on the rear of the housing in the case of the panel-mounted device.
Ord. cd.: XXXXXXXX
Ser. no.: XXXXXXXXXXXXXXXXX
Ext. ord. cd.: RIA15-XXXXXXX
Ta= -40...+60°C
Front IP65 Type 4X Encl.
Loop powered 4...20 mA
Umax 30V Imax 100mA
RIA15 Made in Germany 2012
D-87484 Nesselwang
1
2
3
4
5
6
7
8
9
Class2 circuit or SELV circuit
A0018814
å 1 Nameplate of the process display unit (example)
1 Order code of the device 6 Approvals (optional)
2 Serial number of the device 7 Power supply
3 Manufacturer's address 8 Input signal
4 Ambient temperature range 9 Housing degree of protection
5 Device designation
3.2 Scope of delivery
The scope of delivery of the device comprises:
• Panel-mounted device
– Process display unit
– Operating Instructions
– Ex Safety Instructions (optional)
– Fastening fixtures
• Field device
– Process display unit
– Operating Instructions
– Ex Safety Instructions (optional)
– Fastening fixtures for wall/pipe mounting (optional)
– Weather protection cover (optional)
3.3 Certificates and approvals
An overview of all the approvals available is provided in the "Technical data" section.
CE mark, Declaration of Conformity

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Endress+Hauser 9
The device is designed 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. The device complies with the
applicable standards and regulations in accordance with EN 61010-1 "Safety requirements for
electrical equipment for measurement, control and laboratory use".
The device described in these Operating Instructions therefore complies with the statutory
requirements of the EU Directives. The manufacturer confirms that the device has been
successfully tested by applying the CE mark.
4 Installation
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 (® ä 24).
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.
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 provides optimum protection.
• The permitted storage temperature is –40 to +85 °C (–40 to +185 °F); it is possible to store
the device at borderline temperatures for a limited period (48 hours maximum).
4.2 Installation conditions
At temperatures below –25 °C (–13 °F) the readability of the display can no longer be
guaranteed.
4.2.1 Display unit in the panel-mount housing
Permitted ambient temperature range –40 to 60 °C (–40 to 140 °F), horizontal orientation.
IP65 protection at front, IP20 at rear
See "Technical data" section (® ä 24).
4.2.2 Display unit in the field housing
Permitted ambient temperature range –40 to 60 °C (–40 to 140 °F). IP66 protection, NEMA
4x.
See "Technical data" section (® ä 24).

Installation RIA15
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4.3 Installation instructions
See the "Technical data" section for the dimensions of the device (® ä 27).
4.3.1 Panel housing
2mm
A0017762
å 2 Installation instructions for the panel housing
Installation in a panel with a panel cutout 92x45 mm (3.62x1.77 in.), max. panel thickness
13 mm (0.51 in).
1. Slot the device into the panel cutout from the front.
2. Fit the mounting clips on the side of the housing and tighten the threaded rods.
4.3.2 Field housing
Pipe mounting (with optional mounting kit)
The device can be mounted on a pipe with a diameter of up to 50.8 mm (2 in) with the
mounting kit (optionally available).

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Endress+Hauser 11
2
1
T10
5mm
4mm
A0017789
å 3 Mounting the process display unit on a pipe
1Mounting plate for pipe/wall mounting
2 Weather protection cover (optional)
1. Release the 4 housing screws
2. Open the housing
3. Secure the mounting plate to the rear of the device with 4 screws supplied. The optional
weather protection cover can be secured between the device and the mounting plate.
4. Guide the two gripper clamps through the mounting plate, fit them around the pipe and
tighten.

Installation RIA15
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Wall mounting
With optionally available mounting kit.
A0017803
å 4 Mounting the process display unit on a wall
1. Use the mounting plate as a stencil for 2 6 mm (0.24 in.) bore holes, 82 mm (3.23 in)
apart, and secure the plate on the wall with 2 screws (not supplied).
2. Open the housing.
3. Secure the display unit on the mounting plate with the 4 screws supplied.
4. Close the cover and tighten the screws.
Without a mounting kit.
1. Open the housing.
2. Use the device as a stencil for 4 6 mm (0.24 in.) bore holes, 99 mm (3.9 in) apart on the
horizontal plane, 66 mm (2.6 in) apart on the vertical plane.
3. Secure the display unit on the wall with 4 screws.

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Endress+Hauser 13
4. Close the cover and tighten the housing screws.
4.4 Post-installation check
4.4.1 Display unit in the panel-mount housing
• Is the seal undamaged?
• Are the mounting clips securely fastened on the housing of the device?
• Are the threaded rods properly tightened?
• Is the device located in the center of the panel cutout?
4.4.2 Display unit in the field housing
• Is the seal undamaged?
• Is the housing firmly screwed to the mounting plate?
• Is the mounting bracket firmly secured on the wall/pipe?
• Are the housing screws firmly tightened?
5 Wiring
!WARNING
Danger! Electric voltage!
►The entire connection of the device must take place while the device is de-energized.
NOTICE
Only certified devices (optionally available) may be connected in the hazardous area
►Observe corresponding notes and wiring diagrams in the Ex-specific supplement to these
Operating Instructions. Please do not hesitate to contact your E+H representative if you
have any questions.
•Panel housing:
The terminals are located on the rear of the housing.
•Field housing:
The terminals are located inside the housing. The housing must be opened for wiring
purposes.
5.1 Quick wiring guide
Terminal Description
+ Positive connection, current measurement
- Negative connection, current measurement (without backlighting)
LED Negative connection, current measurement (with backlighting)

Wiring RIA15
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Terminal Description
Auxiliary terminals (electrically connected internally)
Potential equalization
• Panel-mounted device:
Terminal on the rear of the housing
• Field device:
Terminal in the housing
Connection without backlighting Connection with backlighting
Connection with transmitter power
supply and transmitter
LED
- +
-
-
+
+
I
Y
1
A0017704
1 Transmitter power supply
LED
- +
+
+
I
Y
1
-
-
A0017705
1 Transmitter power supply
Connection with transmitter power
supply and transmitter using the auxiliary
terminal
LED
- +
-
-
+
+
I
Y
1
A0017706
1 Transmitter power supply
LED
- +
+
+
I
Y
1
-
-
A0017707
1 Transmitter power supply
Connection without transmitter power
supply directly in the 4 to 20 mA circuit
LED
- +
+
2
-
I
Y
A0017708
2 4 to 20 mA power source
LED
- +
+
2
-
I
Y
A0017709
2 4 to 20 mA power source
NOTICE
SELV Class 2 device
►The device may only be powered by a power unit with an energy-limited circuit in
accordance with IEC 61010-1: 'SELV or Class 2 circuit'.

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5.2 Inserting the cable, field housing
T10
A0017830
Inserting the cable, field housing, connection without transmitter power supply (example)
1. Release the housing screws
2. Open the housing
3. Open the cable gland and insert the cable
4. Connect the cable incl. potential equalization and close the cable gland

Wiring RIA15
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5.3 Connecting to potential equalization
5.3.1 Panel-mounted device
1
A0018894
å 5 Potential equalization terminal on panel-mounted device
5.3.2 Field device
T10
A0018895
å 6 Potential equalization terminal in field housing
5.4 Grounding
When used in the hazardous area (with optional Ex approval), the field housing must be
grounded via a grounding screw fitted on the outside of the housing.

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Endress+Hauser 17
T10
A0018908
å 7 Ground terminal on field housing
5.5 Degree of protection
5.5.1 Field housing
The devices meet all the requirements of IP66. It is absolutely essential to comply with the
following points to ensure this protection is guaranteed after mounting or servicing the device:
• The housing seal must be clean and undamaged when inserted into the groove. The seal
must be cleaned, dried or replaced if necessary.
• The cables used for connection must be of the specified outside diameter (e.g. M16 x 1.5,
cable diameter 5 to 10 mm (0.2 to 0.39 in)).
• Mount the measuring device in such a way that the cable entries point downwards.
• Replace unused cable entries with dummy plugs.
• The grommet used should not be removed from the cable entry.
• The housing covers and the cable entries must be firmly tightened.
5.5.2 Panel housing
The front of the device meets the requirements of IP65. It is absolutely essential to comply
with the following points to ensure this protection is guaranteed after mounting or servicing
the device:
• The seal between the front of the housing and the panel must be clean and undamaged.
The seal must be cleaned, dried or replaced if necessary.
• The threaded rods of the panel mounting clips must be firmly tightened.
5.6 Post-connection check
Device condition and specifications Notes
Are cables or the device damaged? Visual inspection
Electrical connection Notes
Does the supply current match the specifications on the nameplate? -

Operation RIA15
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Are the mounted cables, incl. potential equalization, connected correctly and strain-relieved? -
Field housing: are the cable glands securely closed? -
6 Operation
1
2
3
4
5
6
7
A0017989
å 8 Display and operating elements of the process display unit
1Symbol: operating menu disabled
2 Symbol: error
3 Symbol: over range/under range
4 Operating keys "-", "+", "E"
5 14-segment display for unit/TAG
6 Bar graph with indicators for under range and over range
7 5-digit 7-segment display for measured value, digit height = 17 mm (0.67 in.)
The device is operated with the 3 operating keys on the front of the housing. The device setup
can be disabled with a 4-digit user code. A padlock symbol appears on the display when the
setup is disabled.
A0017716
Enter key; calling up the operating menu, confirming the option/setting parameters in the
operating menu
A0017714
Selecting and setting values in the operating menu; pressing the - and + keys simultaneously takes
the user back up a menu level. The configured value is not saved
A0017715

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6.1 Operating functions
The operating functions of the process display unit are divided into the following menus. The
individual parameters and settings are described in the "Commissioning" section.
Setup
(SETUP)
Basic device settings (® ä 19)
Diagnostics
(DIAG)
Device information, display of error messages (® ä 20)
Expert
(EXPRT)
Expert settings for the device setup (® ä 20)
The Expert menu is protected by an access code (default 0000).
7 Commissioning
7.1 Post-installation check and switching on the device
Perform the final checks before commissioning the device.
•Checklist for "post-installation check" (® ä 13).
•Checklist for "post-connection check" (® ä 17).
The device starts after being connected to the 4 to 20 mA circuit. Different device information
appears on the display during the start-up phase.
If you are commissioning the device for the first time, program the setup as described in the
Operating Instructions.
If you are commissioning a device that is already configured or preset, the device starts
measuring immediately as defined in the settings.
Remove the protective film from the display as this would otherwise affect the
readability of the display.
7.2 Operating matrix
Setup menu (SETUP)
Parameter Values Description
DECIM 0 DEC
1 DEC
2 DEC
3 DEC
4 DEC
Number of decimal places for display
SC__4 Numerical value
–19 999 to 99 999
Default: 0.0
5-digit value (number of decimal places as configured under
DECIM) for scaling the measured value at 4 mA
Example: SC__4 = 0.0 Þ 0.0 displayed at 4 mA measuring
current
The unit selected under UNIT is used to display the value.

Commissioning RIA15
20 Endress+Hauser
Setup menu (SETUP)
Parameter Values Description
SC_20 Numerical value
–19 999 to 99 999
Default: 100.0
5-digit value (number of decimal places as configured under
DECIM) for scaling the measured value at 20 mA
Example: SC_20 = 100.0 Þ 100.0 displayed at 20 mA
measuring current
The unit selected under UNIT is used to display the value.
UNIT %
°C
°F
K
USER
Use this function to select the unit for displaying the value. If
"USER" is selected, a user-defined unit can be entered in the
TEXT parameter.
TEXT Customized text, 5-digit User-defined unit, only visible if the "USER" option has been
selected under UNIT.
Diagnostics menu (DIAG)
Parameter Values Description
AERR Read only The diagnostic message currently pending appears on the
display. If two or more messages occur simultaneously, the
message with the highest priority is shown on the display.
LERR Read only The last diagnostic message with the highest priority appears
on the display.
FWVER Read only The firmware version appears on the display.
Expert menu (EXPRT); a code must be entered
In addition to all the parameters in the Setup menu, the Expert menu also contains the parameters
described in this table.
Parameter Values Description
CODE Numerical value 0000 to 9999
Default: 0000
4-digit access code
A request to enter the access code appears when
the Expert menu is called. You can specify your
own access code in the Code parameter.
SYSTM
UCODE Numerical value 0000 to 9999
Default: 0000
4-digit user code
With the user code it is possible to protect the
device setup from unauthorized modifications. A
padlock symbol is displayed if the setup cannot be
modified.
The user code is not active with the default setting
"0000". This means that a code does not have to be
entered to call up the setup.