GeneralReformatted entire manual from a two column layout. Replaced SPS 4000 information
with SPS 4001B information. Removed all references to JIS specifications. Added
information pertaining to the Local Operator Interface (LOI). Added information pertaining
to the remote electronics option.
Page TOC-4Removed List of Illustrations and List of Tables from the table of contents in Rev 1.4.
Page iMoved from backside of cover in Rev 1.4.
Page 1-2Updated Figure 1-1, Typical System Package to show SPS 4001B and remote electronics.
Page 1-5Updated Figure 1-2, Hazardous Area Oxymitter 5000 Autocalibration System Options to
show the SPS 4001B.
Page 1-6Added Figure 1-3, Membrane Keypad and Figure 1-4, Local Operator Interface (LOI).
Added step 4 under System Features
Page 1-7Removed step 6 under System Features from Rev 1.6.
Page 1-10Added Figure 1-7, Typical System Installation – Oxymitter 5000 with Remote Electronics.
Page 1-11Added Mounting and Operation instructions for the SPS 4001B.
Page 1-14 thru 1-15Updated the specifications table and added applicable certifications regarding the
Hazardous Area Oxymitter 5000.
Page 1-16Updated Table 1-1, Product Matrix.
Page 1-18Removed Table 1-4, Single Probe Autocalibration Sequencer Coding from Rev 1.4.
Page 2-1Added first Warning.
Page 2-2Added first Note.
Page 2-4Added Figure 2-2, Hazardous Area Oxymitter 5000 Remote Electronics Installation.
Page 2-8Added third Note.
Page 2-10Added Figure 2-8, Remote Electronics Mounting and corresponding text.
Page 2-11Added Note and fifth Warning.
Page 2-12Added Figure 2-10, Electrical Installation - Hazardous Area Oxymitter 5000 with Integral
Electronics.
Page 2-13 thru 2-14Added information under Electrical Installation with Remote Electronics.
Page 2-15Added Figure 2-10, Electrical Installation - Hazardous Area Oxymitter 5000 with Remote
Electronics.
Page 2-16Added information regarding the inst allation of the in terconnecting cable. Remo ved Figure
2-7, Terminal Block from Rev 1.4.
Page 2-18Added body text under IMPS 4000 Connections and SPS4001B Connections.
Page 3-2Added Caution.
HIGHLIGHTS OF CHANGES (CONTINUED)
Effective September 2006 Rev 2.0 (Continued)
PageSummary
Page 4-1 thru 4-6Added Section 4, Configuration of Hazardous Area Oxymitter 5000 with LOI.
Page 5-1 thru 5-4Pages 3-6 thru 3-8 in Section 3, S t artup and Oper ation of Rev 1.4 was moved to Section 5,
Startup and Operation of Oxymitter 5000 with Membrane Keypad.
Page 6-1 thru 6-10Added Section 6, Startup and Operation of Hazardous Area Oxymitter 5000 with LOI.
Page 7-1Added body text under Overview.
Page 7-2Added Figure 7-1, O2 Sensor mV Reading vs. % O2 at 736°C (Reference Air, 20.9% O2).
Page 7-4Added Figure 7-2, Diagnostic LEDs.
Page 7-7 thru 7-21Added the LOI in Figures 7-3 thru 7-17 with descriptive text to accompany each figure.
Page 7-22 and 7-23Added text and Figure 7-18, Probe Leakage Paths.
Page 8-0Moved the "Calibration Record for Rosemount Analytical in Situ O2 Probe", from the back
of the section to the front.
Page 8-6 and 8-7Added information under the Calibration with LOI heading.
Page 8-7Removed information regarding LED Status Indicators and Table 4-1, Diagnostic/Unit
Alarms from Rev 1.4.
Page 8-8 thru 8-23Updated procedural steps throughout section.
Page 8-9Added step 3 under Entire Replacement of Electronics (with Housing). Removed Figure
4-4, Terminal Block from Rev 1.4.
page 8-10Updated Figure 8-3, Hazardous Area Oxymitter 5000 with Integral Electronics - Exploded
View, to show the LOI module and Window Cover.
Page 8-11Added Figure 8-4, Hazardous Area Oxymitter 5000 with Remote Electronics - Exploded
View.
Page 8-16Added third Warning.
Page A-1 thru A-22Moved Safety Instructions P-3 thru P-12 from the preface in Rev 1 .4 to Appendix A in Rev
2.0.
Page B-1Moved Section 10, Return of Material from Rev 1.4 to Appendix B in Rev 2.0.
Page C-1 thru C-6Moved Appendix A to Appendix C in Rev 2.0.
Page D-1 thru D-10Moved Appendix B to Appendix D in Rev 2.0.
Page E-1Moved Appendix C to Appendix E in Rev 2.0.
Effective January 2007 Rev 2.1
PageSummary
GeneralRevised reference air specifications to read 0.25 l/min (0.5 scfh) throughout the manual.
Page 7-1 thru 7-6Added section 7.
Page 8-22Added the paragraph and procedural steps after 'Heater Not Open, but Unable to Reach
736°C Setpoint.'
Page 11-1Added Model 375 Handheld Communicator information.
HIGHLIGHTS OF CHANGES (CONTINUED)
Effective January 2007 Rev 2.1 (Continued)
PageSummary
Page 11-2Added Asset Management Solutions (AMS) information.
Page A-2 thru A-24Added note 11 to the safety data section. Added new language translations.
Page B-1Updated the return of materials address.
Back coverUpdated the address blocks.
Effective July 2008 Rev. 2.2
PageSummary
Page 6-4Added note regarding cleaning the LOI screen before use.
HIGHLIGHTS OF CHANGES (CONTINUED)
Effective September 2008 Rev. 2.3
PageSummary
All pagesChanged revision level and date to reflect this revision.
GeneralAdded new Section 8 PlantWeb Alerts; updated section numbers of remaining sections.
Updated all page number and section number referen ces to renumbered sections.
Revised all references to "Model 375 Handheld Communicator" to read "Field
Communicator."
Page 1-14Deleted Standard range data from specifications listing.
Page 3-2Revised first paragraph of Oxymitter 5000 Configuration discussion.
Page 3-3Revised Figure 3-2 and related text.
Page 3-5Revised Recommended Configuration discussion.
Page 4-2Revised first paragraph of Oxymitter 5000 Configuration discussion.
Page 4-3Revised Figure 4-2.
Page 4-5Revised Recommended Configuration discussion
Page 6-7Revised "Analog" description for "SYSTEM/Input/Output:.
Page 7-1Revised "Overview" discussion.
Page 7-3 and 7-4Deleted "Logic I/O Configurations" discussion and Table 7-1. Revised Figure 7-1.
Pages 8-1 through
8-10
Page 9-6Revised Table 9-1 and Table 9-2.
Page 9-11Added new Fault 5, Line Frequency Error discussion and illustration. Updated remaining
Page 9-23Added new Fault 18, SPS Handshake Failed discussion and illustration.
Pages 9-24 and 9-25 Revised "Calibration Passes ..." discussion.
Pages C-1
through C-3
Page C-4Relocated previous Tables C-4 and C-5 to Appendix D. Added new Table C-4, Operating
Page D-1Revised to incorporate "Introduction" and new table D-1 (relocated from Appendix C).
Page D-2Revised to incorporate new table D-2 (revised and relocated from Appendix C).
Page D-5Revised "Simulation" discussion.
Back CoverRevised e-mail addresses to read "@emerson.com."
Emerson Process Management designs, manufactures and tests its prod uct s
to meet many national and international standards. Because these
instruments are sophisticated technical products, you MUST properly install, use, and maintain them to ensure they continue to operate within
their normal specifications. The following instructions MUST be adhered to
and integrated into your safety program when installing, using, and
maintaining Rosemount Analytical products. Failure to follow the proper
instructions may cause any one of the following situations to occur: Loss of
life; personal injury; property damage; damage to this instrument; and
warranty invalidation.
• Read all instructions
product.
• If you do not understand any of the instructions, contact your Emerson Process Management representative for clarification.
• Follow all warnings, cautions, and instructions
supplied with the product.
• Inform and educate your personnel in the proper installation,
operation, and maintenance of the product.
• Install your equipment as specified in the Installation Instructions
of the appropriate Instruction Manual and pe r a pplicable loca l and
national codes. Connect all products to the proper electrical and
pressure sources.
• To ensure proper performance, use qualified personnel
operate, update, program, and maintain the product.
• When replacement parts are required, ensure that qualified people use
replacement parts specified by Emerson Process Management.
Unauthorized parts and procedures can affect the product's
performance, place the safe operation of your process at risk, and VOID YOUR WARRANTY. Look-alike substitutions may result in fire,
electrical hazards, or improper operation.
• Ensure that all equipment doors are closed and protective covers
are in place, except when maintenance is being performed by
qualified persons, to prevent electrical shock and personal injury.
prior to installing, operating, and servicing the
marked on and
to install,
The information contained in this document is subject to change without
notice.
PREFACEThe purpose of this manual is to provide information concerning the
components, functions, installation and maintenance of the Hazardous Area
Oxymitter 5000 Oxygen Transmitter.
Some sections may describe equipment not used in your configuration. The
user should become thoroughly familiar with the operation of this module
before operating it. Read this instruction manual completely.
DEFINITIONSThe following definitions apply to WARNINGS, CAUTIONS, and NOTES
found throughout this publication.
Highlights an operation or maintenance procedure, practice, condition, statement, etc. If not
strictly observed, could result in injury, death, or long-term health hazards of personnel.
Highlights an operation or maintenance procedure, practice, condition, statement, etc. If not
strictly observed, could result in damage to or destruction of equipment, or loss of
effectiveness.
NOTE
Highlights an essential operating procedure, condition, or statement.
i-iii
Hazardous Area Oxymitter 5000
SYMBOLS
:
EARTH (GROUND) TERMINAL
:
PROTECTIVE CONDUCT OR TERMINAL
:
RISK OF ELECTRICAL SHOCK
:
WARNING: REFER TO INSTRUCTION MANUAL
The number in the lower right corner of each illustration in this publication is a
manual illustration number. It is not a part number, and is not related to the
illustration in any technical manner.
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
NOTE TO USERS
HAZARDOUS AREA
OXYMITTER 5000 WITH
FIELDBUS
COMMUNICATIONS
NOTE
Read this manual before working with the product. For personal and system
safety, and for optimum product performance, make sure you thoroughly
understand the contents before installing, using, or maintaining this product.
The products described in this manual 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 Fisher-Rosemount nuclear-qualified products, contact your local
Fisher-Rosemount Sales Representative.
Rosemount Analytical is a registered trademark of Rosemount Analytical Inc.
Delta V, the Delta V logotype, PlantWeb, and PlantWeb logotype are
trademarks of Fisher-Rosemount.
FOUNDATION is a trademark of the Fieldbus Foundation.
Emerson Process Management satisfies all obligations coming from legislation
to harmonize the product requirements in the European Union.
i-iv
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
WHAT YOU NEED TO
KNOW
Figure 1. Installation Options Hazardous Area Oxymitter 5000
with Integral Electronics
Hazardous Area Oxymitter 5000
Highlights an operation or maintenance procedure, practice, condition, statement, etc. If not
strictly observed, could result in injury, death, or long-term health hazards of personnel.
BEFORE INSTALLING AND WIRING A ROSEMOUNT ANALYTICAL
HAZARDOUS AREA OXYMITTER 5000 OXYGEN TRANSMITTER
1. What type of installation does your system require?
Use the following drawings, Figure 1 and Figure 2, to identify which type
of installation is required for your Oxymitter 5000 system.
i-v
Hazardous Area Oxymitter 5000
Figure 2. Installation Options Hazardous Area Oxymitter 5000
with Remote Electronics
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
i-vi
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Hazardous Area Oxymitter 5000
CAN YOU USE THE
QUICK START GUIDE?
QUICK START GUIDE
FOR HAZARDOUS AREA
OXYMITTER 5000
SYSTEMS
Use this Quick Start Guide if...
1. Your system requires a Hazardous Area Oxymitter 5000 with or without
the SPS 4001B OPTION. Installation options for the Hazardous Area
Oxymitter 5000 are shown in Figure 1.
2. Your system does NOT require an IMPS 4000 OPTION installation.
3. Your system does NOT use a Remote Electronics as shown in Figure 2.
4. You are familiar with the installation requirements for the Hazardous
Area Oxymitter 5000 Oxygen Transmitter. You are familiar with the
installation requirements for the Haza rdous Area Oxymitter 5000
Oxygen Transmitter with a SPS 4001B.
If you cannot use the Quick Start Guide, turn to Section 2: Installation, in
this Instruction Manual.
Before using the Quick Start Guide, please read "WHAT YOU NEED TO
KNOW " on page v of this section.
1. Install the Hazardous Area Oxymitter 5 000 in an appr opriate location on
the stack or duct. Refer to ”Selecting Location” in Se ction 2: Installation,
for information on selecting a location for the Hazardous Area Oxymitter
5000.
2. If using an SPS 4001B, connect the calibration gasses to the
appropriate fittings on the SPS 4001B manifold.
3. Connect reference air to the Hazardous Area Oxymitter 5000 or SPS
4001B, as applicable.
4. If using an SPS 4001B, make the wiring connections as shown in the
SPS 4001B Single Probe Autocalibration Sequencer Instruction
Manual.
5. If NOT using an SPS 4001B, make the following wire connections as
shown in Figure 3: line voltage, fieldbus digital signal, and logic I/O.
6. Verify the Hazardous Area Oxymitter 5000 switch configuration is as
desired. Refer to ”Hazardous Area Oxymitter 5000 Configuration”, in
Section 3: Configuration of Hazardous Area Oxymitter 5000 with
Membrane Keypad, or ”Hazardous Area Oxymitter 5000 Configuration”,
in Section 4: Configuration of Hazardous Area Oxymitter 5000 with LOI.
7. Apply power to the Hazardous Area Oxymitter 5000; the cell heater will
turn on. Allow approximately one half hour for the cell to heat to
operating temperature. Once the ramp cycle has completed and the
Oxymitter 5000 is at normal operation, proceed with step 8 or 9.
8. If using an SPS 4001B, initiate a semi-automatic calibration.
9. If NOT using an SPS 4001B, perform a manual calibration. Refer to
”Calibration with Keypad” or ”Calibration with LOI” both in Section 10:
Maintenance and Service, in this instruction manual.
NOTE
If your system has a membrane keypad you can refer to the Quick Reference
Guide Instructions on the following page.
i-vii
Hazardous Area Oxymitter 5000
Figure 3. Hazardous Area
Oxymitter 5000 without SPS
4001B Wiring Diagram
Performing a Manual Calibration with a Membrane Keypad
1. Place the control loop in manual.
2. Press the CAL key. The CAL LED will light solid.
3. Apply the first calibration gas.
4. Press the CAL key. When the unit has taken the readings using the first
calibration gas, the CAL LED will flash continuously.
5. Remove the first calibration gas and apply the second calibration gas.
6. Push the CAL key. The CAL LED will light solid. When the unit has
taken the readings using the second calibration gas, the CAL LED will
flash a two-pattern flash or a three-pattern flash. A two-pattern flash
equals a valid calibration, three-pattern flash equals an invalid
calibration.
7. Remove the second calibration gas and cap off the calibration gas port.
8. Press the CAL key. The CAL LED will be lit solid as the unit purges.
When the purge is complete, the CAL LED will turn off.
9. If the calibration was valid, the DIAGNOSTIC ALARMS LEDs indicate
normal operation. If the new calibration values are not within the
parameters, the DIAGNOSTIC ALARMS LEDs will indicate an alarm.
10. Place the control loop in automatic.
i-viii
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Hazardous Area Oxymitter 5000
Technical Support Hotline:
For assistance with technical problems, please call the Customer Support
Center (CSC). The CSC is staffed 24 hours a day, 7 days a week.
Phone: 1-800-433-60761-440-914-1261
In addition to the CSC, you may also contact Field W atch. Field Watch
coordinates Emerson Process Management’s field service throughout the
U.S. and abroad.
Phone: 1-800-654-RSMT (1-800-654-7768)
Emerson Process Management may also be reach ed via th e In ternet thr ough
e-mail and the World Wide Web:
e-mail: GAS.CSC@emerson.com
World Wide Web: www.raihome.com
A typical Rosemount Analytical Hazardous Area Oxymitter 5000 Oxygen
Transmitter should contain the items shown in Figure 1-1. Record the part
number , serial number, and order number for each component of your system
in the table located on the first page of this manual.
The Oxymitter 5000 is offered in both hazardous area and general purpose configurations.
The hazardous area version has special markings on the approval label. The general
purpose does not. If you received the general purpose version, ensure you do not install it in
a potentially explosive atmosphere.
Also, use the product matrix in Table 1-1 at the en d of this section to co mp are
your order number against your unit. The first part of the matrix defines the
model. The last part defines the various options and features of the
Hazardous Area Oxymitter 5000. Ensure the fe at ur es and opt ion s spe cif ied
by your order number are on or included with the unit.
This Instruction Manual provides the information needed to install, start up,
operate, and maintain the Hazardous Area Oxymitter 5000. Signal
conditioning electronics outputs a digital FOUNDATION fieldbus signal
representing an O
Local Operator Interface (LOI) for setup, calibration, and diagnostics. This
same information, plus additional details, can be accesse d via fieldbus digital
communications.
value and provides a membrane keypad or full function
2
http://www.raihome.com
Hazardous Area Oxymitter 5000
Figure 1-1. Typical System
Package
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
1. Instruction Manual
2. IMPS 4000 Intelligent Multiprobe Test Gas Sequencer (Optional)
3. Hazardous Area Oxymitter 5000 with Integral Electronics
4. SPS 4001B Single Probe Autocalibration Sequencer (Optional) (Safe area only)
5. Mounting Plate with Mounting Hardware and Gasket
6. Hazardous Area Oxymitter 5000 with Remote Electronics (Optional)
7. Reference Air Set (used if SPS 4001B without reference air option or IMPS 4000 not supplied)
1-2
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Hazardous Area Oxymitter 5000
FOUNDATION Fieldbus
Technology
FOUNDA TION fieldbus is an all digit al, serial, two-way communication system
that interconnects field equipment such as sensor s, ac tu at or s, an d
controllers. Fieldbus is a Local Area Network (LAN) for instru ments used in
both process and manufacturing automation with built-in capacity to distribute
the control application across the network. The fieldbus environment is the
base level group of digital networks in the hierarchy of planet networks.
The fieldbus includes a standardized physical interface to the wire, bus
powered devices on a single wire, and intrinsic safety options, and enables
additional capabilities, such as:
• Increased capabilities due to full digital communications
• Reduced wiring and wire terminations due to multiple devices on one
set of wires
• Increased selection of suppliers due to interoperability
• Reduced loading on control room equipment with the distribution of
some control and input/output functions to field devices
• Speed options for process control and manufacturing applications
System DescriptionThe Hazardous Area Oxymitter 5000 is designed to measure the net
concentration of oxygen in an industrial process; i.e., the oxygen remaining
after all fuels have been oxidized. The pro be is permanently po sitioned within
an exhaust duct or stack and performs its task without the use of a sampling
system.
The equipment measures oxygen percentage by reading the voltage
developed across a heated electrochemical cell, which consists of a small
yttria-stabilized, zirconia disc. Both sides of the disc are coated with porous
metal electrodes. When operated at the proper temperature, the millivolt
output voltage of the cell is given by the following Nernst equation:
EMF = KT log10(P1/P2) + C
Where:
• P2 is the partial pressure of the oxygen in the measured gas on one
side of the cell.
• P1 is the partial pressure of the oxygen in the reference air on the
opposite side of the cell.
• T is the absolute temperature.
• C is the cell constant.
• K is an arithmetic constant.
NOTE
For best results, use clean, dry, instrument air (20.95% oxygen) as the
reference air.
1-3
Instruction Manual
IM-106-350C, Rev 2.3
Hazardous Area Oxymitter 5000
When the cell is at operating temperature and there are unequal oxygen
concentrations across the cell, oxygen ions will travel from the high oxygen
partial pressure side to the low oxygen partial pressure side of the cell. The
resulting logarithmic output voltage is approximately 50 mV per decade. The
output is proportional to the inverse logarithm of the oxygen concentration.
Therefore, the output signal increases as the oxygen concentration of the
sample gas decreases. This characteristic enables the Hazardous Area
Oxymitter 5000 to provide exceptional sensitivity at low oxygen
concentrations.
The Hazardous Area Oxymitter 5000 measures net oxygen concentration in
the presence of all the products of combustion, including water vapor.
Therefore, it may be considered an analysis on a "wet" basis. In comparison
with older methods, such as the portable apparatus, which prov ide s an
analysis on a "dry" gas basis, the "wet" analysis will, in general, indicate a
lower percentage of oxygen. The difference will be proportional to the water
content of the sampled gas stream.
October 2008
System ConfigurationHazardous Area Oxymitter 5000 units are available in three length options,
giving the user the flexibility to use an in situ penetration appropriate to the
size of the stack or duct. The option s on length are 457 mm (18 in.) , 0.91 m (3
ft), and 1.83 m (6 ft).
The electronics control probe temperature and provide an output, that
represents the measured oxyg en concentration. The power sup ply can accept
voltages of 90-250 VAC and 48/62 Hz; therefore, no setup procedures are
required. The oxygen sensing cell is maintained at a constant temperature by
modulating the duty cycle of the probe heater portion of the electronics. The
electronics accepts millivolt signals generated by the sensing cell and
produces the outputs to be used by remotely connected devices. The output
is a FOUNDATION fieldbus digital communication signal.
The Oxymitter 5000 transmitter is available with an integral or remote
electronics package. Two calibration gas sequencers are available to the
Hazardous Area Oxymitter 5000, but they must be installed in a
nonhazardous, explosive-free environment: the IMPS 4000 and the SPS
4001B (Figure 1-2).
Systems with multiprobe applications may employ an optional IMPS 4000
Intelligent Multiprobe Test Gas Sequencer. The IMPS 4000 provides
automatic calibration gas sequencing for up to four Hazardous Area Oxymitter
5000 units and accommodates autocalibrations based on the CALIBRATION
RECOMMENDED signal from the Hazardous Area Oxymitter 5000, a timed
interval set up via fieldbus or the IMPS 4000, or whenever a calibration
request is initiated.
1-4
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Figure 1-2. Hazardous Area
Oxymitter 5000 Autocalibration
System Options
Hazardous Area Oxymitter 5000
HAZARDOUS AREA
OXYMITTER 5000
IMPS 4000
(1 to 4 Probes)
(Must be installed
in a safe area
or be X- or Z-purged
by the customer)
SPS 4001B
(1 Probe)
(Must be installed
in a safe area)
38740068
For systems with one or two Hazardous Area Oxymitter 5000 units per
combustion process, an optional SPS 4001B Single Probe Autocalibration
Sequencer can be used with each Hazardous Area Oxymitter 5000 to provide
automatic calibration gas sequencing. The sequencer performs
autocalibrations based on the CALIBRATION RECOMMENDED signal from
the Hazardous Area Oxymitter 5000, a timed interval set up in fieldbus, or
whenever a calibration request is initiated.
System Features1. The CALIBRATION RECOMMENDED feature detects wh en the sensing
cell is likely out of limits. This may eliminate the need to calibrate on a
"time since last cal" basis.
2. The cell output voltage and sensitivity increase as the oxygen
concentration decreases.
3. Membrane keypad, Figure 1-3, and FOUNDATION fieldbus
communication are standard.
38740027
1-6
38740028
4. An optional Local Operator Interface Figure 1-4 allows continual O2
display and full interface capability.
5. Field replaceable cell, heater, thermocouple, diffuser, and PC boards.
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Hazardous Area Oxymitter 5000
6. The Hazardous Area Oxymitter 5000 is constructed of rugged 316L
stainless steel for all wetted parts.
7. The electronics are adaptable for line voltages from 90-250 VAC;
therefore, no configuration is necessary.
8. The Hazardous Area Oxymitter 5000 membrane keypad is available in
five languages: English, French, German, Italian, and Spanish.
9. An operator can calibrate and communicate with the Hazardous Area
Oxymitter 5000 in one of four ways:
Accessing the probe keypad requires opening the electronics housing. Opening the
electronics housing will cause the loss of ALL hazardous permits. Opening the electronics
housing in hazardous areas may cause an explosion resulting in loss of property, severe
personal injury, or death. It may be required to get a hot work permit from your company
safety officer before opening the electronic housing.
a. Membrane Keypad. The membrane keypad, housed within the right
side of the electronics housing, provides fault indication by way of
flashing LEDs. Calibration can be performed from the membrane
keypad.
b. Local Operator Interface (LOI). The optional LOI takes the place of
the membrane keypad and allows local communication with the
electronics. Refer to Section 4, Configuration of Hazardous Area
Oxymitter 5000 with LOI for more information.
c. FOUNDATION fieldbus Interface. The Oxymitter 5000's output
carries a signal containing the oxygen le vel encoded in digit al format.
This digital output can also be used to communicate with the
Oxymitter and access all of the Oxymitter’s status information.
d. Optional IMPS 4000. The Programmable Logic Controller (PLC) in
the IMPS 4000 provides fault indications using flashing LEDs and
LCD display messages. Refer to the IMPS 4000 Intelligent
Multiprobe Test Gas Sequencer manual for more information.
Handling the Oxymitter
System Considerations
It is important that printed circuit boards and integrated circuits are handled only when
adequate antistatic precautions have been taken to prevent possible equipment damage.
The Hazardous Area Oxymitter 5000 is designed for industrial applications. Treat each
component of the system with care to avoid physical damage. Some probe components are
made from ceramics, which are susceptible to shock when mishandled.
Prior to installing your Hazardous Area Oxymitter 5000, make sure you have
all the components necessary to make the system installation. Ensure all the
components are properly integrated to make the system functional.
After verifying that you have all the component s, select mounting locations
and determine how each component will be placed in terms of available line
voltage, ambient temperatures, environmental considerations, convenience,
and serviceability. Figure 1-5 shows a typical system wiring.
1-7
Hazardous Area Oxymitter 5000
A typical system installation with integral electronics is illustrated in
Figure 1-6. A typical system installation with remote electronics is illustrated in
Figure 1-7.
A source of instrument air is optional at the Hazardous Area Oxymitter 5000
for reference air use. Since the unit can be equipped with an in-place
calibration feature, provisions can be made to permanently connect
calibration gas bottles to the Hazardous Area Oxymitter 5000.
If the calibration gas bottles will be permanently connected, a check valve is
required next to the calibration fittings on the integral electronics.
This check valve is to prevent breathing of the calibration gas line and
subsequent flue gas condensation and corrosion.
The check valve is in addition to the stop valve in the calibration gas kit and
solenoid valves in the IMPS 4000 or SPS 4001B.
NOTE
The integral electronics is rated NEMA 4X (IP66) and is capable of operation
at temperatures up to 85°C (185°F).
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Figure 1-5. Hazardous Area
Oxymitter 5000 FOUNDATION
Fieldbus Connections
Hazardous Area
Oxymitter 5000
with Integral Electronics
2 Calibration Gas Lines
by Customer
[90 m (300 ft) max]
The optional LOI is also rated for operation at temperatures up to 85°C
(185°F). The infrared keypad functionality will degrade at temperatures above
70°C (158°F).
Retain the original packaging for the Hazar dous Area Oxymitter 5000, in ca se
the components are to be shipped to another site. This packagi ng is designed
to protect the product.
Fieldbus Digital
Signal
Line Voltage
Fieldbus Computer
Terminal
38740001
1-8
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
Figure 1-6. Typical System
Installation – Oxymitter 5000
with Integral Electronics
Hazardous Area Oxymitter 5000
1-9
Hazardous Area Oxymitter 5000
Figure 1-7. Typical System
Installation – Oxymitter 5000
with Remote Electronics
Instruction Manual
IM-106-350C, Rev 2.3
October 2008
1-10
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