Rosemount Series of 4390 Corrosion and Erosion Wireless Transmitters Quick Start Guide

Quick Start Guide

00825-0100-4393, Rev AA

April 2021

Rosemount™ 4390 Series of Corrosion
and Erosion Wireless Transmitters

Quick Start Guide April 2021

NOTICE

Read this guide before working with the product. For personal and system safety, and for optimum
product performance, make sure to thoroughly understand the contents before installing, using, or
maintaining this product.

The United States has two toll-free assistance numbers and one international number:

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: 1 952 906 8888

Shipping considerations for wireless products: (Lithium battery: Black Power Module, model number
701PBKKF). The unit was shipped to you without the Black Power Module installed. Remove the Black
Power Module prior to shipping the unit. Each Black Power Module contains two “C” size primary
lithium batteries. 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.

WARNING

Failure to follow these installation guidelines could result in death or serious injury. Explosions
could result in death or serious injury.

Installation of this transmitter in an explosive environment must be in accordance with the appropriate
local, national, and international standards, codes, and practices. Review the approvals section of this
manual for any restrictions associated with a safe installation.

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 an Emerson™ sales representative.

Contents

Overview......................................................................................................................................3

Wireless considerations................................................................................................................6

Configuration and commissioning............................................................................................... 8

Physical installation.................................................................................................................... 20

Operation and maintenance.......................................................................................................31

Reference data........................................................................................................................... 41

Product certifications................................................................................................................. 45

Declaration of conformity.......................................................................................................... 50

Mapping of device variable index numbers.................................................................................52

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April 2021 Quick Start Guide

1 Overview

This guide provides basic guidelines for the installation, configuration,
commissioning, operation and maintenance of the Rosemount 4390 Series
of Corrosion and Erosion Wireless Transmitters. This guide is also available
electronically at Emerson.com/Rosemount.

The Rosemount 4390 Wireless is a family of transmitters, used with intrusive
monitoring probes for corrosion and erosion monitoring applications.

The transmitters are divided in two base models:

1. The 4391 Corrosion Wireless Transmitter is designed to measure and
process electrical signals from an intrusive corrosion probe to
provide input on fluid corrosivity, given in metal loss and metal loss
over time, also known as corrosion rate.

2. The 4392 Erosion Wireless Transmitter is designed to measure and
process electrical signals from an intrusive sand/erosion probe to
provide input on fluid erosion in metal loss and metal loss over time.
The device can also be used with the Emerson’s unique multiple
elements combined intrusive probes to provide both corrosion and
erosion measurements.

The device uses WirelessHART® communication protocol, and is battery
powered. It contains printed circuit boards, including a radio module
molded into an electronics module that is housed within a metallic housing
suited with a dedicated junction box for probe connections.

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Figure 1-1: Rosemount 4390 Series of Corrosion and Erosion Wireless
Transmitters

A. Probe cable gland (optional)
B. Grounding lug
C. Electronics cover

D. 2.4 GHz external antenna

E. Mounting bracket kit
F. Power module extended cover

G. Junction box for probe connection

Related information

What's in the box?
Required tools and equipment for installation

1.1

4 Emerson.com/Rosemount

What's in the box?

The device is delivered in a cardboard box containing:

• 1x Rosemount 4390 Series of Corrosion and Erosion Wireless Transmitter

• 1x mounting bracket kit

April 2021 Quick Start Guide

• 1x paper copy of this guide

• 1x probe cable gland (when the gland option is selected on the device

model code.)

Note

The device is shipped without batteries. The Rosemount 4390 Wireless
Transmitter requires the Black Power Module model 701BKKF that must be
ordered as a separate item. For more information, refer to the
701P SmartPower™ website Emerson.com/SmartPower.

1.2 Required tools and equipment for installation

This section lists the required tools and equipment for physical installation,
configuration, and commissioning of the Rosemount 4390 Wireless
Transmitter.

1.2.1 Configuration and commissioning

The Rosemount 4390 Wireless Transmitter must be configured before
physical installation. Direct configuration can be performed using either a
Field Communicator or an AMS Device Manager.

• AMS Trex Device Communicator. For more information, see

Emerson.com/AMS-Trex .

• AMS Device Manager. For more information, see Emerson.com/AMS-

Device-Manager .

• HART Modem and Cable (when using AMS Device Manager)

1.2.2 Physical installation

The tools listed below are required for mounting the device on the plant.

• Hex key 3 mm for opening the junction box lid and the cover's locking

screws

• Hex key 5 mm and 13 mm for assembling the mounting bracket

• Slotted screwdriver 3 mm, for probe wiring terminals

• Adjustable spanners (0-40 mm) for probe cable gland mounting

Note

The equipment and tools listed on this section are not included.

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2 Wireless considerations

Related information

Conduit connection

2.1 Power up sequence

The Rosemount 4390 Series of Corrosion and Erosion Wireless Transmitters
and all other wireless devices should be installed only after the Wireless
Gateway has been installed and is functioning properly. Wireless devices
should also be powered up in order of proximity from the gateway,
beginning with the closest. This results in a simpler and faster network
installation. Enable active advertising on the gateway to ensure new devices
join the network faster. For more information, see the Emerson Wireless

1410S Gateway.

2.2 Antenna position

The antenna should be positioned vertically, either straight up or straight
down, and it should be approximately 3 ft (1 m) from any large structure,
building, or conductive surface to allow for clear communication to other
devices.

Figure 2-1: Antenna position

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2.3 Conduit connection

Upon installation, ensure that the extra conduit entry on the housing is
sealed with a conduit plug, and that the probe cable conduit entry on the
junction box has an installed conduit fitting or cable gland.

The device is delivered with a conduit plug for sealing the extra conduit entry
on the housing and can be delivered with an optional cable gland for
installation of the probe cable.

Figure 2-2: Conduit connection

A. Extra conduit entry (not used)
B. Probe cable conduit entry

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3 Configuration and commissioning

This chapter contains information on configuration and verification that
must be performed prior to physical installation.

To start operation, the user is required to perform the setup of the
Rosemount 4390 Wireless Transmitter, which includes joining a Wireless
Network, selecting the probe type and alarm settings.

NOTICE

The Black Power Module needs to be installed into the Rosemount 4390
Wireless Transmitter during configuration and commissioning

For HART communication a Device Description (DD) file is required.

The latest DD file version is available at Rosemount 4390 Wireless
Transmitter website Emerson.com/4390.

WARNING

Electrical shock could cause death or serious injury. Use extreme caution
when contacting the leads and terminals.

Wait 5 minutes after installing the Black Power Module before any wire
connection. This time is required for the instrument electronics to be fully
charged. Setting up the device is only possible when the electronics are fully
charged.

Related information

Engineering units
Default factory configuration
HART terminal connections
Connection with AMS Trex Device Communicator
Connection with HART Modem and AMS Device Manager
Joining to a wireless network
Device identification
Configure sensor type and parameters
Configure update rate
Configure alerts

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3.1 Engineering units

The Rosemount 4390 Wireless Transmitter supports only engineering units
according to the International System of Units (SI).

The following engineering units are used during configuration and
commissioning:

Table 3-1: Supported engineering units

Variable Unit

Electrical resistance mΩ (milliohms)

Electrical current mA (milliamperes)

Voltage V and mV (Volts and millivolts)

Length / thickness µm (micrometers)

Battery life days

Probe life % (percentage)

Corrosion rate mm/year (millimeters per year)

Temperature °C (degrees Celsius)

3.2 Default factory configuration

The Rosemount 4390 Wireless Transmitter is delivered with a default factory
configuration, that consist of default values for each parameter that may be
changed to match with the application intended for the device.

The default factory configuration values are presented in the table below:

Table 3-2: Default factory configuration

Variable Unit

Tag and long tag none

Network ID 1229

Join key 44555354, 4e455457, 4f524b53, 524f434b

Update rate Burst messages 1, 2 and 3: 60 seconds

Probe type - 4391: ER corrosion probe

- 4392: 4 elements ER sand/erosion probe

Acquisition rate 10 minutes

Input parameters Element Thickness 250 µm

Alerts See Configure alerts.

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3.3 HART terminal connections

To configure and commission the Rosemount 4390 Wireless Transmitter,
the user is required to connect wires from a Field Communicator or HART
modem to the dedicated COMM terminals located under the extended
cover.

A. COMM terminal connections

3.4 Connection with AMS Trex Device Communicator

When using AMS Trex Device Communicator, follow the steps below:

Procedure

1. Connect the two clip connectors from the AMS Trex Device
Communicator kit to the Rosemount 4390 Wireless COMM
Terminals. The COMM terminal connections are not polarity
sensitive.

2. Use the AMS Trex port HART to connect the wires. Do not use AMS
Trex to power the Rosemount 4390 Wireless Transmitter.

3. Make sure the latest DD files are installed in the AMS Trex Device
Communicator.

4. Power-up the AMS Trex Device Communicator.

5. Start configuring the device following the steps beginning from

Joining to a wireless network of this guide. Any configuration

changes must be sent to the transmitter by using the Send key. Refer
to Figure 3-1.

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Figure 3-1: Connection with AMS Trex Device Communicator

A. Rosemount 4390 Wireless
B. Lead and clip connector kit
C. AMS Trex Device Communicator

WARNING

Providing power to a WirelessHART device from AMS Trex can
damage the device.

Do not use the AMS Trex unit to power the Rosemount 4390 Wireless
Transmitter.

3.5 Connection with HART Modem and AMS Device Manager

When using a HART Modem and a PC with AMS Device Manager installed,
follow the steps below

Procedure

1. Connect the two clip connectors from the HART Modem to the
Rosemount 4390 Wireless COMM Terminals. The COMM terminal
connections are not polarity sensitive.

2. Make sure all necessary drivers for the HART Modem are installed and
updated.

3. Make sure the latest DD files are installed in the AMS Device
Manager.

4. Start AMS Device Manager.

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5. Double click on the Device icon under the HART Modem tab, then
select the Configure/Setup tab. Use the Direct Connection menu.

6. Start configuring the device following the steps beginning from

Joining to a wireless network of this guide.

AMS Device Manager configuration changes are implemented when
the Apply button is selected.

Figure 3-2: Connection with HART Modem and AMS Device
Manager

A. Rosemount 4390 Wireless Transmitter
B. HART Modem with lead and clip connector kit
C. Computer with AMS Device Manager installed

3.6

12 Emerson.com/Rosemount

Joining to a wireless network

To communicate with the Wireless Gateway, and ultimately the host
system, the transmitter must be configured to communicate over the
wireless network. This step is the wireless equivalent of connecting wires
from a transmitter to the host system.

Procedure

Using the AMS Trex or AMS Device Manager, enter the Network ID and Join
Key so they match with the Network ID and Join Key of the Gateway and the
other devices in the network.

Note

If the Network ID and Join Key are not identical, the transmitter will not
communicate with the network. The Network ID and Join Key can be
obtained from the Gateway on the System Settings → Network → Network
Settings page of the Wireless Gateway web-based user interface.

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Figure 3-3: Joining a Wireless Network

A. Network ID
B. Join Key

3.7

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Device identification

The user must configure the basic identification parameters for the device
being commissioned.

The Rosemount 4390 Wireless Transmitter supports both Tag (8 characters)
and Long Tag (32 characters), that can be set in the Device Information tab.
The user can also view non-configurable identification information such as
Device ID, Distributor, and Model. Refer to Figure 3-4.

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Figure 3-4: Device identification – AMS Device Manager

A. Tag and Long Tag fields

3.8 Configure sensor type and parameters

The Rosemount 4390 Wireless Transmitter supports different types of inline
monitoring probes depending on the model selected.

During configuration, the user is required to setup the probe parameters
such as probe type, element thickness or exposed surface area (depending
on the probe type), metal loss offset (when applicable) and the acquisition
rate. To configure the sensor, follow the steps below:

Procedure

1. Select the Probe Type compatible with the transmitter model being
configured.

Table 3-3: Supported probe types

Transmitter model Supported probe types

4391 Corrosion Wireless Transmitter • Single element ER probe

• Double or triple electrode LPR

probe

• Galvanic probe

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Table 3-3: Supported probe types (continued)

Transmitter model Supported probe types

4392 Erosion Wireless Transmitter • Multiple element ER sand

erosion probe

• Multiple element ER combined

probe

2. Set the Acquisition Rate. The acquisition rate is the time interval
between each sensor data point measurement and can be selected
from 1 minute up to 24 hours.

3. Add the Input Parameters for the probe you are using. The probe
parameters depend on the probe type:

• For ER probes, the parameters are Element Thickness and Metal

Loss Offset

• For LPR probes, the parameters are Working Electrode Area,

Rate Factor, and B Constant.

• Galvanic probes do not require input

Figure 3-5: Configure sensor tab – AMS Device Manager

A. Probe type selection list
B. Acquisition rate configuration field
C. Input parameters configuration field

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3.9 Configure update rate

The Update Rate is the frequency at which a set of data is transmitted over
the wireless network.

The user can select the Update Rate from a range of one second to 60
minutes.

By default, the update rate is set to 1 minute. This rate can be changed at
any time through either the AMS Device Manager, the Wireless Gateway
web-based user interface, or the AMS Trex Device Communicator.

3.9.1 Burst messages

The Rosemount 4390 Wireless Transmitter has 3 configurable burst
messages. Each burst message has its own independent update rate and can
contain up to 8 device variables, depending on the HART command
configured by the user during the Update rate configuration process.
Depending on the number of variables to transmit, all 3 burst messages
might not be needed. Emerson recommends that you disable unused
messages.

Note

The Burst messages have a default update rate set to 60 seconds (1 minute).
It is recommended to change the update rate after the first successful
connection to a wireless network to save battery power. The update rates
should be identical to the acquisition rate. Set the update rates to 60
minutes, if the acquisition rate is above 60 minutes.

3.10

16 Emerson.com/Rosemount

Configure alerts

The Rosemount 4390 Wireless Transmitter has factory defined alerts and
supports user configurable alerts. Device specific status bytes are used to
identify the device specific alerts.

The alerts are classified as either Maintenance, Advisory, or Failure alerts and
are listed in the tables below:

1. Maintenance alerts: Table 3-4

2. Advisory alerts: Table 3-5

3. Failure alerts: Table 3-6

Table 3-4: Maintenance alerts

Alert message Device status

(Byte :: Bit)

Probe life reached 0% 0 :: 1 The probe has reached end of life

Description

and needs to be replaced.

April 2021 Quick Start Guide

Note

The alert "Probe life" is available only for ER probes.

Table 3-5: Advisory alerts

Advisory alerts Device status

(Byte :: Bit)

Measurement disabled 0 :: 6 Measurements are disabled.

Instrument board
always ON

User alerts 1 to 8 1 :: 0 to 7 User configurable alerts

Configuration items
updated

Device variable
simulation active

Power supply
conditions out of range

Environmental conditions
out of range

Device configuration
locked

Event notification
overflow

Capacity denied 12 :: 0 The device was unable to acquire

Bandwidth allocation
pending

0 :: 7 The instrument board is set to

3 :: 0 The configuration items were

8 :: 0 One or more of the device variables

8 :: 4 The supply voltage is out of the

8 :: 5 Device temperature is above or

8 :: 7 The device is in write protect mode.

9 :: 2 Event queue overflow resulting in

12 :: 2 The device has asked for bandwidth

Description

ignore power saving. The setting is
only intended for software updates.

updated as a result of a software
update, probe type change, or a
reset to factory defaults

are being forced to a simulated
value and status.

specified range.

below the operational limit.

event not being recorded

the communication bandwidth
required to support the Burst
Messaging specified.

from the Network Manager, and is
awaiting Network Manager
response.

Table 3-6: Failure alerts

Alert message Device status

(Byte :: Bit)

Probe malfunction 0 :: 0 Due to an internal error, a

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Description

measurement was not performed
correctly.

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Table 3-6: Failure alerts (continued)

Alert message Device status

(Byte :: Bit)

Instrument board
measurement failure

Instrument board
software error

Non-volatile memory
defect

Watchdog reset
executed

Radio failure 12 :: 4 The radio module has failed; the

0 :: 2 Due to an internal error, a

6 :: 3 Unable to read the software version

8 :: 1 The device has failed to access the

8 :: 3 A watchdog reset has been

Description

measurement was not performed
correctly.

on the Instrument Board

non-volatile memory.

performed.

device needs to be serviced or
replaced.

The Rosemount 4390 Wireless Transmitter supports up to 8 user
configurable alerts that can be set based on any supported device variables.

The following parameters are required for each user alerts:

• Device variable to be monitored by the user alert

• Alert name, used as a message to identify the alert

• Users can choose to Enable or Disable the alert at any time

• The Trigger point is the value that starts the alert

• Deadband allows the user to add a tolerance range for the trigger value

• The user must select if the alert is activated when the measurement is

either Below or Above the selected trigger point

Refer to Figure 3-6.

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Figure 3-6: Alert setup tab – AMS Device Manager

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4 Physical installation

This chapter contains information on physical installation of the Rosemount
4390 Wireless Transmitter, which includes wiring connection of a probe
cable assembly, field mounting of the instrument and power module
installation.

The Rosemount 4390 Wireless Transmitter is designed for remote mounting
which provides flexible, convenient positioning for maintenance, operation
and radio signals routing, and it is delivered with a specific mounting bracket
kit that allows the installation of the instrument on a wall/rack or on a 2-inch
mounting pole.

The Rosemount 4390 Wireless Transmitter supports up to 66 ft (20 m) of
probe cable length.

Note

The length of the cable must be selected in accordance with the intrinsically
safe electrical parameters of the system.

Figure 4-1: Typical remote mounting corrosion monitoring system

A. Probe cable assembly
B. Rosemount 4390 Wireless Transmitter
C. Access system

D. Intrusive corrosion probe

E. Monitored pipe / equipment

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April 2021 Quick Start Guide

Related information

Field mounting
Grounding the transmitter
Installing the power module

4.1 Probe cable wiring connection

The Rosemount 4390 Wireless Transmitter has 3 field terminals for probe
cable connection inside of its junction box.

The terminals are identified as J1, J2 and J3, and each probe type requires
a different wiring scheme. When connecting a probe to the instrument

terminals, the user should follow the tables in this section to ensure proper
wiring connection of the probe cable. Refer to Figure 4-2.

WARNING

Electrical shock could cause death or serious injury.

Use extreme caution when connecting the leads and terminals.

Figure 4-2: Field terminals for probe cable connection

The terminals of the models 4391 and 4392 may look physically the same;
however, they are different in design, and only support the probe types
indicated in Configure sensor type and parameters.

The wiring color schemes presented in the tables below considers the two
probe cable types offered by Emerson, Standard cable Multicable and

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Heavy-duty cable BFOU(c). Different cable models may vary its wires colors.
Contact your Emerson representative for assistance when using different
cable models.

Table 4-1: Wiring scheme - single element ER probe

Junction box

(Terminal :: Pin)

J1 :: 1 IE+ / ERE1+ Pink Black1

J1 :: 2 IE- / ERE1- Brown Brown2

J2 :: 1 RefA / ERR1+ Grey Black2

J2 :: 2 RefB / ERR1- Green Blue2

J3 :: 1 E1A / ERM1+ White Blue1

J3 :: 2 E1B / ERM1- Yellow Brown1

Signal name Standard cable

Multicable

Heavy-duty cable

BFOU(c)

Table 4-2: Wiring scheme - LPR probe

Junction box

(Terminal :: Pin)

J3 :: 3 Counter / LPR-C Pink Black1

J3 :: 4 Ref / LPR-R White Blue1

J3 :: 5 Working-I / LPR-WI Yellow Brown1

J3 :: 6 Working-V / LPR-WVBrown Brown2

Not connected None Grey Black2

Not connected None Green Blue2

Signal name Standard cable

Multicable

Heavy-duty cable

BFOU(c)

Table 4-3: Wiring scheme - Galvanic probe

Junction box

(Terminal :: Pin)

J2 :: 4 GALV+ Yellow Brown1

J2 :: 5 GALV- White Blue1

Not connected None Pink Black1

Not connected None Brown Brown2

Not connected None Grey Black2

Not connected None Green Blue2

22 Emerson.com/Rosemount

Signal name Standard cable

Multicable

Heavy-duty cable

BFOU(c)

April 2021 Quick Start Guide

Table 4-4: Wiring scheme - Multiple element ER sand/erosion probe

Junction box

(Terminal :: Pin)

J1 :: 1 Iret / ERE+ Black Black1

J1 :: 2 I1 / ERE1- Orange/yellow Black2

J1 :: 3 I2 / ERE2- Orange/white Blue2

J1 :: 4 I3 / ERE3- Orange/red Black3

J1 :: 5 I4 / ERE4- Orange/black Blue3

J2 :: 1 RefA / ERR1+ White Black8

J2 :: 2 RefB / ERR1- Lilac Blue8

J2 :: 5 E4B / ERM4- Pink Blue7

J3 :: 1 E1A / ERM1+ Grey Black4

J3 :: 2 E1B / ERM1- Yellow Blue4

J3 :: 3 E2A / ERM2+ Green Black5

J3 :: 4 E2B / ERM2- Brown Blue5

J3 :: 5 E3A / ERM3+ Blue Black6

J3 :: 6 E3B / ERM3- Red Blue6

J3 :: 7 E4A / ERM4+ Orange Black7

Signal name Standard cable

Multicable

Heavy-duty cable
BFOU(c)

Table 4-5: Wiring scheme - Multiple element ER combined probe

Junction box

(Terminal :: Pin)

J2 :: 1 RefA / ERR1+ White Black8

J2 :: 2 RefB / ERR1- Lilac Blue8

J2 :: 3 RefC/ ERR2+ Orange Black7

J2 :: 4 RefD / ERR2- Pink Blue7

J2 :: 5 E4B / ERM4- Red Blue6

J1 :: 1 Iret / ERE+ Black Black1

J1 :: 2 I1 / ERE1- Orange/yellow Black2

J1 :: 3 I2 / ERE2- Orange/white Blue2

J1 :: 4 I3 / ERE3- Orange/red Black3

J1 :: 5 I4 / ERE4- Orange/black Blue3

J3 :: 1 E1A / ERM1+ Grey Black4

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Signal name Standard cable

Multicable

Heavy-duty cable
BFOU(c)

Quick Start Guide April 2021

Table 4-5: Wiring scheme - Multiple element ER combined probe

(continued)

Junction box

(Terminal :: Pin)

J3 :: 2 E1B / ERM1- Yellow Blue4

J3 :: 3 E2A / ERM2+ Green Black5

J3 :: 4 E2B / ERM2- Brown Blue5

J3 :: 7 E4A / ERM4+ Blue Black6

4.2 Field mounting

The Rosemount 4390 Wireless Transmitter mounting bracket kit is designed
to allow simple and ergonomic installation of the instrument.

Figure 4-3: Mounting bracket kit components

Signal name Standard cable

Multicable

Heavy-duty cable
BFOU(c)

A. Screw M5x12 (4x)
B. Split lock M5 washer (4x)
C. Instrument bracket (1x)

D. Screw M6x12 (4x)

E. Split lock M6 washer (4x)

F. Hex nut UNC 5/16-18 (4x)
G. Rectangular flat washer (2x)
H. Back plate (1x)

I. U-bolt 2-inch UNC 5/16-18 (2x)

The mounting bracket kit supports two options for installing the instrument:

1. Mount the instrument on a wall, rack, or flat surface.

2. Mount the instrument on a 2-inch mounting pole.

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Related information

Assembling the instrument bracket
Wall and rack mounting
2-inch pole mounting
Attaching the instrument bracket and the back plate

4.2.1 Assembling the instrument bracket

Procedure

Attach the instrument bracket on the Rosemount 4390 Wireless Transmitter
back and tighten 4x M5x12 screws. Use the Split lock M5 washers to ensure
proper assembly.

Note

Mount the instrument bracket with the stamped arrow sign pointing up. Not
following this instruction results in an inadequate mounting of the
instrument.

Figure 4-4: Assembling the instrument bracket

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4.2.2 Wall and rack mounting

Procedure

1. Ensure that the surface is flat, rigid, and neither vibrates nor moves
excessively.

2. Use 4x UNC 5/16-18 (or M8x1.25) bolts to mount the back plate on
the flat surface.

Note

Mount the instrument bracket with the stamped arrow sign pointing
up. Not following this instruction results in an inadequate mounting
of the instrument. Emerson recommends using fasteners that can
withstand the process environment. The required bolts for both wall
and rack mounting are not included as part of the mounting bracket
kit.

Figure 4-5: Wall and rack mounting

4.2.3 2-inch pole mounting

Procedure

1. Ensure that the instrument pole extends at least 12 in (305 mm)
from a rigid base and is no more than NPS 2 in (60.3 mm) in
diameter.

2. Use 2x 2-inch UNC 5/16-18 U-bolts to mount the back plate on the
pole surface. Tighten the hex nuts to ensure the back plate does not
move on the pole surface. If required, use U-bolt rubber or plastic
protections to increase the adhesion to the pole surface. Refer to

Figure 4-6.

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Note

Mount the instrument bracket with the stamped arrow sign pointing
up. Not following this instruction results in an inadequate mounting
of the instrument.

Figure 4-6: 2-inch pole mounting

4.2.4 Attaching the instrument bracket and the back plate

Procedure

1. Position the instrument bracket on the mounted back plate. The
instrument bracket and back plate are designed to easily connect to
each other. If the assembly is correct, the top and right-side holes
from each plate are concentric.

2. Use 4x M6x12 screws to lock the instrument bracket to the back
plate. To ensure the holes are aligned, insert all attachment bolts into
place before tightening. Use the Split lock M6 washers to ensure
proper assembly. Refer to Figure 4-7.

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Note

Mount the instrument bracket with the stamped arrow sign pointing
up. Not following this instruction results in an inadequate mounting
of the instrument.

Figure 4-7: Attaching the instrument bracket and back plate

4.3 Grounding the transmitter

The transmitter operates with the housing either floating or grounded;
however, the extra noise in floating systems affects many types of readout
devices.

If the signal appears either noisy or erratic, grounding the transmitter at a
single point may solve the problem. Grounding of the electronics enclosure
should be done in accordance with both local and national installation
codes.

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4.4 Installing the power module

Once the Rosemount 4390 Wireless Transmitter is installed, follow the steps
to install the power module.

Procedure

1. Unlock the extended cover by loosening the locking screw and
remove the cover by unscrewing the cover to remove it.

2. Attach the Black Power Module to the instrument power plug. Only
the Black Power Module 701PBKKF is supported by the Rosemount
4390 WirelessTransmitter.
Once power module is in place, the instrument will turn on and will
automatically connect to the network previously configured in

Joining to a wireless network.

3. Close the housing cover and tighten to safety specification. Always
ensure a proper seal by installing the electronics housing covers so
metal touches metal, but do not over tighten. The extended cover
has an internal spring system to ensure the power module is pressed
against the power plug.

Figure 4-8: Installing the power module

A. Emerson 701P SmartPower Module – Black, model 701PBKKF
B. Extended cover

Note

The power module can be replaced in a hazardous area.

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Quick Start Guide April 2021

CAUTION

The Black Power Module can be damaged if dropped from
heights in excess of 20 ft (6 m).

Use caution when handling the Black Power Module.

WARNING

Battery hazards remain when the battery is discharged.

Use care in handling batteries that are being replaced.

30 Emerson.com/Rosemount

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5 Operation and maintenance

5.1 Normal operation

Once installed and configured, the Rosemount 4390 Wireless Transmitter
does not require special operating instructions or calibration. There is no
need for manual calibration of the instrument. The electronics has built in
on-line calibration algorithm.

Related information

Troubleshooting
Spare parts

5.2 Replacing the power module

The power module life is directly linked to the application, probe type,
sampling rate and environmental and network condition.

The Black Power Module life can be extended to up to 10 years with the
proper configuration. For more details, see Emerson.com/Power-Module-

Life-Estimator.

Emerson recommends that you replace the power module if the battery
voltage is below 5.5 volts.

When power module replacement is required, follow the instructions from

Installing the power module.

After the power module has been replaced, reset the power module life
estimation using AMS Device Manager or AMS Trex Device Communicator.

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Quick Start Guide April 2021

Figure 5-1: Power module life estimation reset – AMS Device Manager

Note

As with any battery, local environmental rules and regulations should be
consulted for proper management of spent batteries. If no specific
requirements exist, recycling through a qualified recycler is encouraged.
Consult the materials safety data sheet for battery specific information.

5.3

Troubleshooting

The following section provides summarized maintenance and
troubleshooting suggestions for the most common operating problems.

If you suspect malfunction despite the absence of any diagnostic messages
on the Field Communicator display, follow the procedures described here to
verify transmitter hardware and process connections are in good working
order. Always deal with the most likely checkpoints first.

If any condition persists after applying the recommended actions, please
contact the service center.

5.3.1 Troubleshooting – device variables

• Measurement disabled

• The instrument board is always ON

• Device variable simulation active

• Power supply conditions out of range

32 Emerson.com/Rosemount

April 2021 Quick Start Guide

• Environmental conditions out of range

• Device configuration locked

• Radio failure

• Probe malfunction

• Instrument board measurement failure

• Instrument board software error

• Non-volatile memory defect

• Probe life reached 0%

Measurement disabled

Alert

Measurement disabled

Recommended actions

1. Verify the software version on the instrument and power boards.

2. Reset the device.

The instrument board is always ON

Alert

Instrument board always ON

Cause

The instrument board is set to ignore power saving. The setting is only
intended for software updates.

Recommended actions

Reset the device. The instrument board should never be set as "always­on" during normal operation.

Device variable simulation active

Alert

Device variable simulation active

Cause

One or more of the device variables are being forced to a simulated value
and status.

Recommended actions

1. Verify simulation is no longer required.

Quick Start Guide 33

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2. Disable all simulated values.

3. Reset the device.

Power supply conditions out of range

Alert

Power supply conditions out of range

Cause

The supply voltage is out of the specified range.

Recommended actions

Check the power module and replace it, if necessary.

Environmental conditions out of range

Alert

Environmental conditions out of range

Cause

The device temperature is either above or below the operational limit.

Recommended actions

1. Verify environmental temperature is within the transmitter’s
range.

2. Protect the device from excess heat or cold beyond the
allowable limits.

3. Reset the device.

Device configuration locked

Alert

Device configuration locked

Cause

The device is in write protect mode.

Recommended actions

Verify write protect check box in Service Tools → Maintenance.

Radio failure

Alert

Radio failure

34 Emerson.com/Rosemount

April 2021 Quick Start Guide

Cause

The wireless radio has detected a failure or stopped communicating.

Recommended actions

Reset the device.

Probe malfunction

Alert

Probe malfunction

Cause

Measurement values are not consistent with the selected probe type.

Recommended actions

1. Check that the correct probe type is set and perform a
measurement.

2. Check the probe wiring and connections and perform a
measurement.

3. Reset the device.

4. Inspect the probe and probe cable for defects and replace it, if
necessary.

Instrument board measurement failure

Alert

Instrument board measurement failure

Cause

Due to an internal error, a measurement was not performed correctly.

Recommended actions

Reset the device.

Instrument board software error

Alert

Instrument board software error

Cause

Unable to read the software version on the instrument board.

Recommended actions

1. Check that the firmware version on the instrument board is
correct.

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2. Reset the device and perform a new measurement.

Non-volatile memory defect

Alert

Non-volatile memory defect

Cause

The device has failed to access the non-volatile memory.

Recommended actions

1. Acknowledge the alert.

2. Reset the device.

3. Reconfirm all configuration items in the device.

Probe life reached 0%

Alert

Probe life reached 0%

Cause

The probe has reached end of life and needs to be replaced.

Recommended actions

1. Check the probe wiring and connections and perform a
measurement.

2. Inspect the probe and replace it, if necessary.

5.3.2 Troubleshooting – wireless network

• Device not joining the network

• Event notification overflow

• Capacity denied

• Bandwidth allocation pending

Device not joining the network

Alert

Device not joining the network

Cause

Measurements are disabled.

36 Emerson.com/Rosemount

April 2021 Quick Start Guide

Recommended actions

1. Verify network ID and join key.

2. Verify network is in active network advertise.

3. Wait longer (30 minutes).

4. Check power module.

5. Verify the device is within range of at least one other device.

6. Power cycle device to try again.

Event notification overflow

Alert

Event notification overflow

Cause

Event queue overflow resulting in event not being recorded.

Recommended actions

Acknowledge active events.

Capacity denied

Alert

Capacity denied

Cause

The device was unable to acquire the communication bandwidth required to
support the burst messaging specified.

Recommended actions

1. Reduce the update rate on the transmitter.

2. Increase communication paths by adding more wireless points.

3. Check that the device has been online for at least an hour.

4. Check that the device is not routing through a "limited" routing
node.

5. Create a new network with an additional wireless gateway.

Bandwidth allocation pending

Alert

Bandwidth allocation pending

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Cause

The device has asked for bandwidth from the Network Manager and is
awaiting Network Manager response.

Recommended actions

1. Reduce the update rate on the transmitter.

2. Increase communication paths by adding more wireless points.

3. Check that the device has been online for at least an hour.

4. Check that the device is not routing through a "limited" routing
node.

5. Create a new network with an additional wireless gateway.

5.4 Spare parts

This section lists all spare parts available for the Rosemount 4390 Wireless
Transmitter.

Figure 5-2: Spare parts overview

Note

For spare parts numbers, refer to Table 5-1.

38 Emerson.com/Rosemount

April 2021 Quick Start Guide

Table 5-1: Spare parts list

Spare part Pos Qty Description

ROXA20085693 A 1 Junction box cover

ROXA20064359 B 1 Cable gland kit, M20x1.5, Nickel-plated brass –

Option 2
(12.5-20.5mm OD / 8.4-14.3mm ID)

ROXA20064360 B 1 Cable gland kit, M25x1.5, Nickel-plated brass –

Option 3
(16.9-26mm OD / 11.1-19.7mm ID)

ROXA20064367 B 1 Cable gland kit, ½"-14 NPT, Nickel-plated brass –

Option 1
(5.5-12mm OD / 3.5-8.1mm ID)

ROXA20064368 B 1 Cable gland kit, ½"-14 NPT, Nickel-plated brass –

Option 2
(12.5-20.5mm OD / 8.4-14.3mm ID)

ROXA20064371 B 1 Cable gland kit, ¾"-14 NPT, Nickel-plated brass –

Option 3
(16.9-26mm OD / 11.1-19.7mm ID)

ROXA20064364 B 1 Cable gland kit, M20x1.5, Stainless-steel – Option 1

(5.5-12mm OD / 3.5-8.1mm ID)

ROXA20064365 B 1 Cable gland kit, M20x1.5, Stainless-steel – Option 2

(12.5-20.5mm OD / 8.4-14.3mm ID)

ROXA20064363 B 1 Cable gland kit, M25x1.5, Stainless-steel – Option 3

(16.9-26mm OD / 11.1-19.7mm ID)

ROXA20064369 B 1 Cable gland kit, ½"-14 NPT, Stainless-steel – Option

1
(5.5-12mm OD / 3.5-8.1mm ID)

ROXA20064370 B 1 Cable gland kit, ½"-14 NPT, Stainless-steel – Option

2
(12.5-20.5mm OD / 8.4-14.3mm ID)

ROXA20064372 B 1 Cable gland kit, ¾"-14 NPT, Stainless-steel – Option

3
(16.9-26mm OD / 11.1-19.7mm ID)

ROXA20066001 C 1 Electronics stack assembly

ROXA20085692 D 1 Electronics cover

E 1 O-ring 100 x 2.65 mm, Buna-N 70

ROXA20085669 E 1 O-ring 100 x 2.65 mm, Buna-N 70

F 1 O-ring 112 x 2.65 mm, Buna-N 70

(1)

Quick Start Guide 39

Quick Start Guide April 2021

Table 5-1: Spare parts list (continued)

Spare part Pos Qty Description

J 1 O-ring 3¼" x ⅛", Buna-N 70

ROXA20085691 F 1 O-ring 112 x 2.65 mm, Buna-N 70

G 1 Power module extended cover assembly

ROXA20085683 H 2 Cover retainer clamp

I 2 Screw M4x16

ROXA20085693 J 1 O-ring 3¼" x ⅛", Buna-N 70

(1) The junction box cover is delivered with locking screws.

40 Emerson.com/Rosemount

April 2021 Quick Start Guide

6 Reference data

6.1 Ordering information

Visit the product website to view the current Rosemount 4390 Wireless
Transmitter ordering information and documentation. The product data
sheet, general arrangement drawing, and other relevant documents are
available in the Documents & Drawings section at Emerson.com/4390 .

Related information

Physical specifications
Performance specifications
Transmitter dimensions

6.2 Functional specifications

6.2.1 Input

The Rosemount 4390 Wireless Transmitter supports Electrical Resistance
(ER), Linear Polarization Resistance (LPR) and Galvanic probes. For more
information, see Configure sensor type and parameters.

6.2.2 Wireless output

IEC 62591 (WirelessHART) 2.4 GHz DSSS

6.2.3 Radio frequency power output from antenna

External antenna: Maximum of 16 mW (12 dBm) EIRP.

Extended range, external antenna: Maximum of 28 mW (14.5 dBm) EIRP.

6.2.4 Humidity limits

0–95 percent relative humidity

6.2.5 Wireless update rate

User selectable, from 1 second to 60 minutes.

6.3

Physical specifications

6.3.1 Power module

The Emerson SmartPower Module - Black is field-replaceable, featuring
keyed connections that eliminate the risk of incorrect installation.

The power module is an Intrinsically Safe solution, containing Lithium­thionyl chloride with a polybutadine terephthalate (PBT) enclosure.

Quick Start Guide 41

Quick Start Guide April 2021

6.3.2 Probe terminal connections

The probe terminals block is permanently fixed to the probe connection
board. The terminals contain plug-in type connectors.

6.3.3 Field Communicator terminal connections

Clips permanently fixed to terminal block, designated as COMM.

6.3.4 Junction box conduit entry

M20x1.5, ½ in -14 NPT or ¾ in -14 NPT.

6.3.5 Material of construction

• Housing: low-copper aluminum alloy

• Painting: Polyurethane (Rosemount blue color)

• Cover o-rings: Buna-N 70

• Conduit plug: stainless steel

• Terminals: polybutadine terephthalate (PTB) and polycarbonates (PC)

• Antenna: PBT/PC integrated omni-directional antenna

• Mounting bracket kit: stainless steel

6.3.6 Weight

Estimated weight 10.14 lb (5 kg)

6.3.7 Enclosure ratings

IP66

6.3.8 Mounting

The Rosemount 4390 Wireless Transmitter is designed for remote mounting
and can be installed on wall, rack, or pipe mounting configuration. For more
information, see Field mounting.

42 Emerson.com/Rosemount

April 2021 Quick Start Guide

6.4 Performance specifications

6.4.1

6.4.2 Vibration effect

6.4.3 Instrument resolution

Electromagnetic compatibility (EMC)

All models of the Rosemount 4390 Series of Corrosion and Erosion Wireless
Transmitters meet all industrial environment requirements of
EN61326-1:2013.

Wireless output unaffected when tested per the requirements of IEC
60068-2-6 (Endurance sweep, 5 to 2000 Hz, 50 sweep cycles at 1.0 g).

Temperature limits

Operating limit Storage limit

-40 °F (-40 °C) to 158 °F (70 °C) -40 °F (-40 °C) to 158 °F (70 °C)

-40 °F (-40 °C) to 158 °F (70 °C) -40 °F (-40 °C) to 158 °F (70 °C)

24-bit (0.06 ppm of probe element thickness)

Quick Start Guide 43

Quick Start Guide April 2021

6.5 Transmitter dimensions

Figure 6-1: Dimensions for the Rosemount 4390 Wireless Transmitter

A. Probe cable gland (optional)
B. Grounding lug
C. 2.4 GHz external antenna

D. Power module extended cover

E. Electronics cover

F. 2.4 GHz extended range, external antenna
G. Mounting bracket kit
H. Junction box for probe connection

44 Emerson.com/Rosemount

April 2021 Quick Start Guide

7 Product certifications

Rosemount 4390 Wireless Transmitter hardware revision: Rev 0.1

Related information

Ex approvals – Safety Parameters
Europe
International

7.1 European Directive information

A copy of the EU Declaration of Conformity can be found at the end of this
guide. The most recent revision of the EU Declaration of Conformity can be
found at Emerson.com/Rosemount.

7.2 Telecommunications compliance

All wireless devices require certification to ensure they adhere to regulations
regarding the use of the RF spectrum. Nearly every country requires this type
of product certification.

Emerson is working with governmental agencies around the world to supply
fully compliant products and remove the risk of violating country directives
or laws governing wireless device usage.

7.3 FCC and IC

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 devices must accept any interference received, including interference
that may cause undesired operation. This device must be installed to ensure
a minimum antenna separation distance of 20 cm from all persons.

7.4

Quick Start Guide 45

Ex approvals – Safety Parameters

The following tables provide the safety parameters for the ER port (Table

7-1), the LPR port (Table 7-2), the Galvanic port (Table 7-3), and the HART

service port (Table 7-4).

Table 7-1: Ex safety parameters - ER port

Safety parameters Group IIB Group IIC

Maximum output voltage Uo: 5.9V Uo: 5.9V

Maximum output current Io: 1.697A Io: 1.697A

Maximum output power Po: 0.83W Po: 0.83W

Maximum external capacitance Co: 9µF Co: 82nF

Quick Start Guide April 2021

Table 7-1: Ex safety parameters - ER port (continued)

Safety parameters Group IIB Group IIC

Maximum external inductance Lo: 49.36µH Lo: 12.34µH

Maximum ratio Lo/Ro for cable 56.80 µH/Ω Max. 14.20µH/Ω

Table 7-2: Ex safety parameters - LPR port

Safety parameters Group IIB Group IIC

Maximum output voltage Uo: 5.9V Uo: 5.9V

Maximum output current Io: 0.235A Io: 0.235A

Maximum output power Po: 0.309W Po: 0.309W

Maximum external capacitance Co: 9µF Co: 210nF

Maximum external inductance Lo: 2.56mH Lo: 0.64mH

Maximum ratio Lo/Ro for cable Max. 408µH/Ω Max. 102µH/Ω

Table 7-3: Ex safety parameters - Galvanic port

Safety parameters Group IIB Group IIC

Maximum output voltage Uo: 5.9V Uo: 5.9V

Maximum output current Io: 0.180A Io: 0.180A

Maximum output power Po: 0.244W Po: 0.244W

Maximum external capacitance Co: 9µF Co: 230nF

Maximum external inductance LO: 4.36mH Lo: 1.09mH

Maximum ratio Lo/Ro for cable Max. 532µH/Ω Max. 133µH/Ω

Table 7-4: Ex safety parameters - HART service port

Safety parameters Group IIC

Maximum output voltage Uo: 5.9V

Maximum output current Io: 12.64mA

Maximum output power Po: 18.65mW

Maximum external capacitance Co: 420nF

Maximum external inductance Lo: 223mH

Maximum ratio Lo/Ro for cable Max. 1.9mH/Ω

Maximum input voltage Ui: 1.9V

Maximum input current Ii: 32µA

46 Emerson.com/Rosemount

April 2021 Quick Start Guide

Table 7-4: Ex safety parameters - HART service port (continued)

Safety parameters Group IIC

Maximum input power Pi: 61µW

Maximum internal capacitance Ci: 1µF

Maximum internal inductance Li: Negligible

Note

The transmitter can only be powered with 701PBKKF SmartPower Module ­Black. The whole electronics are isolated from the enclosure (boards,
battery, antenna, etc.). It should withstand a 500V test between the metal
body and circuits.

7.5 Europe

7.5.1 I1 ATEX Intrinsic safe

Table 7-5: I1 – ATEX Intrinsic Safety

Standards EN IEC 60079-0:2018 and EN 60079-11:2012

Markings The manufacturer's

type identification

The name of the
manufacturer and the
address

Certificate Presafe 20 ATEX 79679X

Ex marking

Ambient temperature -40°C ≤ Ta ≤ 70°C

Warnings

Rosemount 4390 Series of Corrosion and
Erosion Wireless Transmitters

Roxar Flow Measurements AS
Gamle Forusveien 17, Stavanger, Norway

II 1 G Ex ia IIC T4 Ga

WARNING

See the manual for battery change, for
use with 701PBKKF SmartPower Module ­Black.

Use electrostatic discharge to protect
against possible electrical shock.

Quick Start Guide 47

Quick Start Guide April 2021

Table 7-5: I1 – ATEX Intrinsic Safety (continued)

Specific conditions for safe use (x)

- The external connections must be connected to intrinsically safe circuits with
parameters complying with the parameters specified in this certificate and the
manufacturer’s installation manual.

- This product – the Rosemount 4390 Series of Corrosion and Erosion Wireless
Transmitters – is approved with following battery pack model 701PBKKF
SmartPower Module - Black.

- The plastic enclosure of the battery pack model mentioned above may constitute a
potential electrostatic ignition risk and caution should be used when being handled.

- The plastic antenna and the painted enclosure may present a potential
electrostatic ignition hazard and must not be rubbed or cleaned with a dry cloth.

- Instrument enclosure made of 100% aluminum is used, impact and friction must be
avoided due to ignition hazard.

- The probe outputs only connected to simple apparatus (passive circuits). All other
terminals will only be connected to IS rated apparatus complying with the IS input
parameters.

- Separate IECEx / ATEX certified IP66 cable gland or plugs must be used.

7.6 International

7.6.1 I7 IECEx Intrinsic safe

Table 7-6: ATEX Intrinsic Safety

Standards IEC 60079-0:2017 Edition 7.0 and

Markings The manufacturer's

type identification

The name of the
manufacturer and the
address

Certificate IECEx PRE 20.0096X

Ex marking Ex ia IIC T4 Ga,

Ambient temperature -40°C ≤ Ta ≤ 70°C

Warnings

48 Emerson.com/Rosemount

IEC 60079-11: 2011 Edition 6.0

Rosemount 4390 Series of Corrosion and
Erosion Wireless Transmitters

Roxar Flow Measurements AS
Gamle Forusveien 17, Stavanger, Norway

WARNING

See the manual for battery change, for
use with 701PBKKF SmartPower Module ­Black.

Use electrostatic discharge to protect
against possible electrical shock.

April 2021 Quick Start Guide

Table 7-6: ATEX Intrinsic Safety (continued)

Specific conditions for safe use (x)

- The external connections must be connected to intrinsically safe circuits with
parameters complying with the parameters specified in this certificate and the
manufacturer’s installation manual.

- This product – the Rosemount 4390 Series of Corrosion and Erosion Wireless
Transmitters – is approved with following battery pack model 701PBKKF
SmartPower Module - Black.

- The plastic enclosure of the battery pack model mentioned above may constitute a
potential electrostatic ignition risk and caution should be used when being handled.

- The plastic antenna and the painted enclosure may present a potential
electrostatic ignition hazard and must not be rubbed or cleaned with a dry cloth.

- Instrument enclosure made of 100% aluminum is used, impact and friction must be
avoided due to ignition hazard.

- The probe outputs only connected to simple apparatus (passive circuits). All other
terminals will only be connected to IS rated apparatus complying with the IS input
parameters.

- Separate IECEx / ATEX certified IP66 cable gland or plugs must be used.

Quick Start Guide 49

ROX000108719 2.0 EU and UK DOC template

Page 1 of 2

EU Declaration of Conformity

ROXA20082507/AA

We

Roxar Flow Measurement AS

Gamle Forusveien 17
4031 Stavanger

Norway

declare under our sole responsibility that the product,

4390 Series Wireless Corrosion and Erosion transmitter

Manufactured by:

Roxar Flow Measurement AS

Gamle Forusveien 17
4031 Stavanger

Norway

to which this declaration relates, is in conformity with the provisions of the European
Community Directives including the latest amendments, as shown in the attached schedule.

Presumption of conformity is based on the application of the harmonized standards,
normative documents or other documents and, when applicable or required, a European
Community notified body certification, as shown in the attached schedule.

(signature)

Stig Sigdestad

March 04, 2021

(n

ame printed)

Director Quality & HSE

(date of issue)

(function name – printed)

Quick Start Guide April 2021

Digitally signed by Stig Sigdestad
Date: 2021.03.04 17:33:47 +01'00'

A Declaration of conformity

50 Emerson.com/Rosemount

ROX000108719 2.0 EU and UK DOC template

Page 2 of 2

Schedule

EU Declaration of Conformity No: ROXA20082507/AA

Directive 2014/30/EU

Electromagnetic compatibility (EMC)

Harmonized Standards:

EN 61326-1: 2013

Directive 2014/53/EU

Radio Equipment Directive (RED)

Harmonized Standards:

EN 300 328 V2.1.1

Other standards:

EN 301 489-1 V3.2.1
EN 301 489-17: V3.2.1

EN 62311: 2008

Directive 2011/65/EU

Restriction of the use of certain hazardous substances
(ROHS 2)

Harmonized Standards: EN IEC 63000:2018

Directive 2014/34/EU

Equipment for explosive atmospheres (ATEX)

Harmonized Standards:

EN IEC 60079-0:2018, EN 60079-11:2012

Certificate no.:

Presafe 20 ATEX 79679X

Ex marking:

Equipment Group II Category 1 G

Ex ia IIC T4 Ga

Additional information:

Notified Body for

ATEX EU

type Examination Certificate (Presafe 20 ATEX 79679X)

DNV GL Nemko Presafe AS
Veritasveien 3
1363 Høvik, Norway

ATEX Pr

oduction Quality Assurance Notification (Presafe 16 ATEX 8258Q)

DNV GL Nemko Presafe AS
Veritasveien 3
1363 Høvik, Norway

April 2021 Quick Start Guide

Quick Start Guide 51

Quick Start Guide April 2021

B Mapping of device variable index numbers

To integrate a device into the host system, it may be necessary to know
what each device variable represents, and what index number it has been
assigned to. The variable index number is an arbitrary number used to
uniquely identify each variable supported in the field device.

Table B-1 and Table B-2 displays the device variable and variable mapping

indexes for the Rosemount 4390 Wireless Transmitter.

Table B-1: Device variables index

Device variable Index Notes

0 Metal loss 1 Used for Multiple ER probes

1 Metal loss 2

2 Metal loss 3

3 Metal loss 4

4 Element 1

5 Reference for Element 1

6 Element 2

7 Reference for Element 2

8 Element 3

9 Reference for Element 3

10 Element 4

11 Reference for Element 4

12 Board temperature Electronics temperature

13 Probe life Only applicable for ER probes

14 Galvanic current Used for Galvanic probes

15 Metal loss average Used for Multiple ER probes

16 Corrosion rate Used for LPR probes

17 LPR currrent

18 LPR voltage

19 Metal loss ER Used for Multiple ER probes and

20 ER element

21 Reference for ER element

242 Battery voltage None

Single ER probes

52 Emerson.com/Rosemount

April 2021 Quick Start Guide

Table B-1: Device variables index (continued)

Device variable Index Notes

243 Battery life None

Table B-2: Device variable mapping index

Device variable Index

PV Metal loss average for Multiple ER probe

Metal loss for Single ER probe
Corrosion rate for LPR probe
Galvanic current for Galvanic probe

SV Board temperature

TV Battery voltage

QV Probe life for ER probes only

Quick Start Guide 53

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54 Emerson.com/Rosemount

April 2021 Quick Start Guide

Quick Start Guide 55

*00825-0100-4393*

00825-0100-4393, Rev. AA

Quick Start Guide

April 2021

For more information:

©

2021 Emerson. All rights reserved.

Emerson Terms and Conditions of Sale are
available upon request. The Emerson logo
is a trademark and service mark of
Emerson Electric Co. Rosemount is a mark
of one of the Emerson family of
companies. All other marks are the
property of their respective owners.

www.emerson.com