Emerson Rosemount 708 User manual

Reference Manual
00809-0100-4708, Rev DB
June 2022
Rosemount™ 708 Wireless Acoustic
Transmitter

Revisions
Device Revision
Rosemount 708 Hardware Revision 1
HART® Device Revision 1
Field Communicator Field Device Revision Dev v1, DD v1
Rosemount 708 Wireless Acoustic Transmitter safety messages
NOTICE
Read this manual before working with the product. For personal and system safety, and for optimum product performance,
ensure you thoroughly understand the contents before installing, using, or maintaining this product.
Customer Central
1-800-999-9307 (7:00 a.m. to 7:00 P.M. CST)
National Response Center
1-800-654-7768 (24 hours a day)
Equipment service needs
International
1-[phone]
NOTICE
Emerson Wireless Gateway
The Rosemount 708 Transmitter and all other wireless devices should be installed only after the Emerson Wireless Gateway has
been installed and is functioning properly. Wireless devices should also be powered up in order of proximity from the Emerson
Wireless Gateway, beginning with the closest. This will result in a simpler and faster network configuration.
Use caution when making changes to the TCP/IP network settings. If they are lost or entered incorrectly, the Gateway will require a
factory reset. Contact your network administrator for information on the proper TCP/IP network settings.
Shipping considerations for wireless products.
The unit was shipped to you without the power module installed. Remove the power module prior to any re-shipping.
Each power module contains one “D” size primary lithium battery. Primary lithium batteries are regulated in transportation by the
U.S. Department of Transportation, and are also covered by IATA (International Air Transport Association), ICAO (International
Civil Aviation Organization), and ARD (European Ground Transportation of Dangerous Goods). It is the responsibility of the shipper
to ensure compliance with these or any other local requirements. Consult current regulations and requirements before shipping.
The polymer enclosure has surface resistivity greater than one gigaohm and must be properly installed in the wireless device
enclosure. Care must be taken during transportation to and from the point of installation to prevent electrostatic charge build-up.
Power module considerations
Battery hazards remain when cells are discharged.
Potential electrostatic charging hazard
Power modules should be stored in a clean and dry area. For maximum battery life, storage temperature should not exceed 86 °F
(30 °C).
The power module may be replaced in a hazardous area. The power module has surface resistivity greater than one gigaohm and
must be properly installed in the wireless device enclosure. Care must be taken during transportation to and from the point of
installation to prevent electrostatic charge build-up.
2

NOTICE
Installation considerations
Ensure only qualified personnel perform the installation.
Verify the operating atmosphere of the transmitter is consistent with the appropriate hazardous locations certifications.
Device must be installed to ensure a minimum antenna separation distance of 8 in. (20 cm) from all persons.
CAUTION
Individuals who handle products exposed to a hazardous substance can avoid injury if they are informed of and understand the
hazard. If the product being returned was exposed to a hazardous substance as defined by Occupational Safety and Health
Administration (OSHA), a copy of the required Safety Data Sheet (SDS) for each hazardous substance identified must be included
with the returned goods.
CAUTION
The products described in this document are NOT designed for nuclear-qualified applications.
Using non-nuclear qualified products in applications that require nuclear-qualified hardware or products may cause inaccurate
readings.
For information on Rosemount nuclear-qualified products, contact your local Emerson Sales Representative.
CAUTION
Install and tighten process connectors before applying pressure.
Avoid contact with the leads and terminals. High voltage that may be present on leads can cause electrical shock.
If the sensor is installed in a high-voltage environment and a fault or installation error occurs, high voltage may be present on
transmitter leads and terminals.
WARNING
Failure to follow safe installation and servicing guidelines could result in death or serious injury.
Ensure only qualified personnel perform the installation.
WARNING
Explosions could result in death or serious injury.
Before connecting a handheld communicator in an explosive atmosphere, ensure the instruments are installed in accordance with
intrinsically safe or non-incendive field wiring practices.
Verify the operating atmosphere of the transmitter is consistent with the appropriate hazardous locations certifications.
WARNING
Electrical shock can result in death or serious injury.
Use extreme caution when making contact with the leads and terminals.
3

WARNING
This device complies with Part 15 of the FCC Rules. Operation is subject to the following conditions:
This device may not cause harmful interference.
This device must accept any interference received, including interference that may cause undesired operation.
Device must be installed to ensure a minimum antenna separation distance of 8 in. (20 cm) from all persons.
WARNING
Physical access
Unauthorized personnel may potentially cause significant damage to and/or misconfiguration of end users’ equipment. This could
be intentional or unintentional and needs to be protected against.
Physical security is an important part of any security program and fundamental to protecting your system. Restrict physical access
by unauthorized personnel to protect end users’ assets. This is true for all systems used within the facility.
Related information
Product Certifications
4

Contents
Chapter 1 Overview................................................................................................................... 7
1.1 Introduction................................................................................................................................ 7
1.2 Using this manual........................................................................................................................ 7
1.3 Product recycling/disposal...........................................................................................................7
Chapter 2 Configuration............................................................................................................ 9
2.1 Safety messages.......................................................................................................................... 9
2.2 Device configuration....................................................................................................................9
2.3 Device network configuration....................................................................................................10
2.4 Remove power module..............................................................................................................11
2.5 HART menu tree........................................................................................................................ 12
Chapter 3 Installation...............................................................................................................13
3.1 Safety messages........................................................................................................................ 13
3.2 Considerations...........................................................................................................................13
3.3 Mounting...................................................................................................................................17
Chapter 4 Commissioning........................................................................................................ 21
4.1 Safety messages........................................................................................................................ 21
4.2 Verify operation.........................................................................................................................21
Chapter 5 Operation and Maintenance.....................................................................................27
5.1 Safety messages........................................................................................................................ 27
5.2 Operation.................................................................................................................................. 27
5.3 Alerts......................................................................................................................................... 28
5.4 Power module replacement.......................................................................................................32
Chapter 6 Troubleshooting...................................................................................................... 33
6.1 Overview................................................................................................................................... 33
6.2 Safety messages........................................................................................................................ 33
6.3 Maintenance and troubleshooting suggestions......................................................................... 33
6.4 Opening the lid (cover).............................................................................................................. 35
Appendix A Specifications and Reference Data............................................................................37
A.1 Functional specifications........................................................................................................... 37
A.2 Physical specifications............................................................................................................... 37
A.3 Performance specifications........................................................................................................38
A.4 Wireless output specifications................................................................................................... 39
A.5 Dimensional drawings............................................................................................................... 40
A.6 Ordering information................................................................................................................ 40
Appendix B Product Certifications.............................................................................................. 43
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B.1 European Union Directive Information.......................................................................................43
B.2 Telecommunication Compliance............................................................................................... 43
B.3 FCC and IC................................................................................................................................. 43
B.4 Ordinary Location Certification.................................................................................................. 43
B.5 Installing in North America.........................................................................................................43
B.6 USA............................................................................................................................................44
B.7 Canada...................................................................................................................................... 44
B.8 Europe....................................................................................................................................... 44
B.9 International..............................................................................................................................45
B.10 Brazil........................................................................................................................................45
B.11 China....................................................................................................................................... 45
B.12 Japan....................................................................................................................................... 45
B.13 EAC - Belarus, Kazakhstan, Russia.............................................................................................46
B.14 Korea.......................................................................................................................................46
Appendix C Recommended Wireless Network Practices..............................................................47
C.1 Effective range...........................................................................................................................47
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1 Overview
1.1 Introduction
1.2 Using this manual
The sections in this manual provide information on installing, operating, and maintaining
the Rosemount™ 708 Acoustic Wireless Transmitter. The sections are organized as follows:
Configuration provides instruction on commissioning and operating transmitters.
Information on software functions, configuration parameters, and online variables is also
included.
Installation contains mechanical and electrical installation instructions, and field upgrade
options.
Commissioning contains techniques for properly commissioning the device.
Operation and Maintenance contains operation and maintenance techniques.
Troubleshooting provides troubleshooting techniques for the most common operating
problems.
Specifications and Reference Data supplies reference and specification data, as well as
ordering information.
Product Certifications contains intrinsic safety approval information, European ATEX
directive information, and approval drawings.
Recommended Wireless Network Practices contains guidelines to achieve the best
possible Emerson Wireless Network.
1.3 Product recycling/disposal
Recycling of equipment and packaging should be taken into consideration and disposed of
in accordance with local and national legislation/regulations.
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Overview Reference Manual
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2 Configuration
2.1 Safety messages
Instructions and procedures in this section may require special precautions to ensure the
safety of the personnel performing the operations. Information that potentially raises
safety issues is indicated by a warning symbol ( ). Refer to the following safety messages
before performing an operation preceded by this symbol.
WARNING
Failure to follow these installation guidelines could result in death or serious injury.
Ensure only qualified personnel perform the installation.
Explosions could result in death or serious injury.
Before connecting a handheld communicator in an explosive atmosphere, ensure the
instruments are installed in accordance with intrinsically safe or non-incendive field wiring
practices. Verify that the operating environment of the device is consistent with the
appropriate hazardous locations certifications.
Electrical shock could cause death or serious injury.
Use extreme caution when making contact with the leads and terminals. Device must be
installed to ensure a minimum antenna separation distance of 8 in. (20 cm) from all
persons.
2.2 Device configuration
Remove the power module cover and connect to the HART® Communication terminals for
configuration.
The Rosemount 708 Acoustic Wireless Transmitter will receive HART Communication
from a Field Communicator or AMS™ Device Manager. When using a Field Communicator,
any configuration changes must be sent to the transmitter using the Send key (F2). AMS
Device Manager configuration changes are implemented when the Apply button is
selected.
2.2.1 Configure the device using AMS Device Manager
AMS Device Manager is capable of connecting to devices directly, using a HART modem,
or remotely using the Gateway.
Procedure
•To configure the Rosemount 708 Transmitter, double click (or right click and select
Configure/Setup) on the device icon that will appear below either the HART modem or
Gateway connection tree.
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2.3 Device network configuration
To communicate with the Gateway (and ultimately the host system), the transmitter must
be configured to communicate with the wireless network. Using a Field Communicator or
AMS Device Manager, enter the network ID and join key so they match the network ID and
join key of the Gateway and other devices in the network. If they do not match, the
acoustic transmitter will not communicate with the network. The network ID and join key
may be obtained from the Gateway on the Systems Settings>Network>Network Settings
page on the web server, shown in Figure 2-1.
Figure 2-1: Gateway Network Settings
2.3.1 Configure the network using AMS Device Manager
Procedure
1. Right click on the acoustic transmitter and select Configure.
2. When the menu opens, select Join Device to Network and follow the method to
enter the network ID and join key.
2.3.2 Field Communicator
The network ID and join key may be changed in the wireless device by using the following
Fast Key sequence. Set both network ID and join key.
Function Key sequence Menu items
Join Device to Network 2, 1, 2 Network ID, Set Join Key
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2.3.3 Fast Key sequence
Table 2-1 lists the Fast Key sequence for common transmitter functions.
Table 2-1: Rosemount 708 Fast Key Sequence
Function Key sequence Menu items
Device
Information
2, 2, 5 Tag, Long Tag, Descriptor, Message, Date, Country, SI Unit
Control
Guided Setup 2, 1 Basic Setup, Join Device to Network, Configure Update
Rates, Alert Setup
Manual Setup 2, 2 Wireless, Sensor, HART, Security, Device Information,
Power
Wireless 2, 2, 1 Network ID, Join Device to Network, Broadcast
Information
2.4 Remove power module
Procedure
•After the device has been configured, remove the power module and replace the
power module cover. The power module should be inserted only when the device is
ready for commissioning.
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2.5 HART menu tree
Figure 2-2: Field Communicator Menu Tree
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3 Installation
3.1 Safety messages
Instructions and procedures in this section may require special precautions to ensure the
safety of the personnel performing the operations. Information that potentially raises
safety issues is indicated by a warning symbol ( ). Refer to the following safety messages
before performing an operation preceded by this symbol.
WARNING
Failure to follow these installation guidelines could result in death or serious injury.
Ensure only qualified personnel perform the installation.
Explosions could result in death or serious injury.
Before connecting a handheld communicator in an explosive atmosphere, ensure the
instruments are installed in accordance with intrinsically safe or non-incendive field wiring
practices. Verify that the operating environment of the device is consistent with the
appropriate hazardous locations certifications.
Electrical shock could cause death or serious injury.
Use extreme caution when making contact with the leads and terminals. Device must be
installed to ensure a minimum antenna separation distance of 8 in. (20 cm) from all
persons.
3.2 Considerations
3.2.1 General
The Rosemount 708 Acoustic Wireless Transmitter measures the level of ultrasonic
acoustic noise and waveguide temperature. The Rosemount 708 Transmitter converts the
acoustic and temperature measurements into output data and alerts.
3.2.2 Wireless considerations
Power-up sequence
The Emerson Wireless Gateway (Gateway) should be installed and functioning properly
before any wireless devices are powered. Install the power module, SmartPower™
Solutions, model number 701PGN Green Power Module, into the Rosemount 708
Transmitter to power the device. This results in a simpler and faster network
configuration. Enabling Active Advertising on the Gateway ensures new devices are able to
join the network faster. For more information, see the Emerson Wireless Gateway
Reference Manual.
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Figure 3-1: Power Module Installation
Antenna position
The antenna is internal to the acoustic transmitter. To achieve optimal range, position the
transmitter with the waveguide horizontal and the power module closest to the ground as
shown in Figure 3-2. Good connectivity can also be achieved in other orientations. The
antenna should also be approximately 1 m (3 ft.) from any large structure, building, or
conductive surface to allow for clear communication to other devices. Refer to best
practices for additional information on optimal mounting locations of device.
Figure 3-2: Antenna Position
Recommended practices
When mounting the device, recommended practices should be considered to achieve the
best wireless performance.
Related information
Recommended Wireless Network Practices
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Field Communicator connections
The power module needs to be installed in the device for the Field Communicator to
interface with the Rosemount 708 Transmitter. This transmitter uses the green power
module; order model number 701PGN. Field communication with this device requires a
HART®-based Field Communicator using the correct Rosemount 708 DD. Field
Communicator connections are located on the power module. The power module is keyed
and can only be inserted in one orientation. Refer to Figure 3-3 for instructions on
connecting the Field Communicator to the transmitter.
Figure 3-3: Connection Diagram
3.2.3 Mechanical
Location
When choosing a location and position, consider access to the power module
compartment for easy power module replacement.
Electronics cover
The electronics cover is sealed and cannot be removed. Do not attempt to unscrew the
cover.
3.2.4 Electrical
Power module
The Rosemount 708 Transmitter is self-powered. The power module contains one “D” size
primary lithium/thionyl chloride battery. Each battery contains approximately 5.0 grams
of lithium. Under normal conditions, the battery materials are self-contained and are not
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reactive as long as the battery and the power module are maintained. Care should be
taken to prevent thermal, electrical, or mechanical damage. Contacts should be protected
to prevent premature discharge.
CAUTION
Use caution when handling the power module, it may be damaged if dropped from
heights exceeding 6.10 m (20 ft).
3.2.5 Environmental
Verify the operating atmosphere of the transmitter is consistent with the appropriate
hazardous locations certification.
Temperature effects
The transmitter will operate within specifications for ambient temperatures between –40
and 85 °C (–40 and 185 °F).
Heat from the process is transferred to the transmitter housing. If the process
temperature is high, the ambient temperature will need to be lower to account for heat
transferred to the transmitter housing. See Table 3-1 for ambient temperature derating.
Refer to Table 3-2 for High Temperature option (HT01) for ambient temperature derating.
Table 3-1: Ambient Temperature Derating
Process temperature Max ambient
°C °F °C °F
260 500 41 106
240 464 45 113
220 428 49 120
200 392 53 127
180 356 57 135
160 320 61 142
140 284 64 147
120 248 58 136
100 212 72 162
85 185 75 167
Table 3-2: Ambient Temperature Derating - HT01
Process temperature Max ambient
°C °F °C °F
550 1022 41 106
520 968 45 113
490 914 47 117
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Table 3-2: Ambient Temperature Derating - HT01 (continued)
Process temperature Max ambient
°C °F °C °F
460 860 49 120
430 806 51 124
400 752 53 127
370 698 56 133
340 644 58 136
310 590 60 140
280 536 62 144
260 500 63 145
3.2.6 Mounting installation considerations
Procedure
1. Inspect mounting bands periodically and re-tighten if necessary. Some loosening
may occur after initial installation due to thermal expansion/contraction.
2. Ensure the waveguide is in direct contact with the pipe.
3. Insulate process piping to minimize ambient temperature effects (see Figure 3-8).
Insulation thickness over the top of the waveguide foot should not exceed 2.54 cm
(1 in.).
4. For best results, mount the transmitter within 15.24 cm (6 in.) of the equipment
being monitored.
5. The stainless steel mounting bands could be affected by stress corrosion and
potentially fail when in the presence of chlorides.
6. The transmitter should be installed such that steam or other high temperature
fluids do not directly impinge the housing of the device.
7. If installing the device on a steam trap, the device should be installed on the
upstream side of the trap.
3.3 Mounting
For high temperature mounting, see Mounting in a high temperature application.
Procedure
1. Locate the Rosemount 708 Transmitter on a horizontal section of piping as close as
possible to the equipment to be monitored. Align the waveguide of the transmitter
as shown in Figure 3-4
2. Ensure the mounting location is free of foreign matter and corrosion to ensure good
contact between the piping and waveguide.
3. Tighten each clamp to 10.2 N-m (90 in-lb). Trim the excess clamp band material to
prevent unwanted acoustic noise.
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4. If commissioning the device, install the power module (see Power module).
5. Ensure the power module cover is fully tightened to prevent moisture ingress. The
lip of the polymer power module cover should be in contact with the surface of the
polymer enclosure to ensure a proper seal. Do not over tighten.
Example
Figure 3-4: Transmitter Orientation
Figure 3-5: Power Module Installation
Note
Wireless devices should be powered up in order of proximity from the Gateway, beginning
with the closest device to the Gateway. This will result in faster network formation.
3.3.1 Mounting in a high temperature application
High temperature mounting hardware should be used when process temperatures exceed
260 °C (500 °F).
Procedure
1. Place the foot of the transmitter between the standoff mounting hardware plates as
shown in Figure 3-6.
2. Press standoff plates together so plates and transmitter foot are aligned.
3. Tighten each screw to 90 in-lb (10.2 N-m).
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4. Locate the Rosemount 708 Transmitter and high temperature mounting hardware
on a horizontal section of the piping as close as possible to the equipment being
monitored.
5. Ensure the mounting location is free of foreign matter and corrosion to ensure good
contact between the piping and mounting hardware.
6. Insert the U-bolt through the standoff mounting hardware.
7. Tighten each nut to 90 in-lb (10 N-m) Figure 3-7.
8. If commissioning the device, install the power module (see Figure 3-5).
9. Ensure the power module cover is fully tightened to prevent moisture ingress. The
lip of the polymer power module cover should be in contact with the surface of the
polymer enclosure to ensure a proper seal. Do not over tighten.
Example
Figure 3-6: High Temperature Mounting Hardware
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Figure 3-7: Rosemount 708 Transmitter with High Temperature Mounting Kit
A
B
A. For pipe sizes ½ to 1¼-in.
B. Bracket mounting
Dimensions are in inches (millimeters).
Figure 3-8: Piping, Insulation Side View
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