Omega Engineering RD260A User Manual

Use r s Gu id e  
e-mail: info@omega.com  
RD260A RECORDER  
Users Ma nua l  
Notes  
• The contents of this manual are subject to change without prior notice as a result of  
improvements in the instrument’s performance and functions. Display contents  
illustrated in this manual may differ slightly from what actually appears on your screen.  
• Every effort has been made in the preparation of this manual to ensure the accuracy  
of its contents. However, should you have any questions or find any errors, please  
contact OMEGA Engineering.  
All Rights Reserved, Copyright © 1998  
i
SAFETY PRECAUTIONS  
This recorder is developed to satisfy and to be used under the following conditions:  
• It is a component type instrument to be installed on an instrumentation panel or  
rack.  
• It complies with the IEC class II safety standard.  
• It complies with the EN61010-1 safety standard.  
• It complies with the CSA1010-1 safety standard.  
• It is based on EN55011 (EMI) Group 1, Class A (for commercial and industrial use).  
• It complies with the EN50082-2 (EMS) safety standard.  
General definitions of safety symbols used on the recorder and in this manual:  
Make sure to comply with the following safety precautions. Not complying might result in  
injury, death of personnel, or cause damage to the instrument. We assume no liability for  
customer’s failure to comply with these requirements.  
Where this mark is found on the  
recorder there is danger of injury  
or death.  
In-position of bistable push control  
Out-position of bistable push control  
Please check the manual carefully  
Power ON  
Alternating current  
Power OFF  
Functional earth terminal (This  
terminal should not be used as a  
“Protective earth terminal”.)  
Equipment protected throughout  
by double insulation or reinforced  
insulation (Class II).  
WARNING  
Power Supply  
Ensure the source voltage matches the voltage of the power supply before turning  
ON the power.  
Grounding  
Make sure to ground the recorder before turning on the power.  
Necessity of Grounding  
Grounding is necessary to prevent noise interference.  
Do not Operate in an Explosive Atmosphere  
Do not operate the recorder in the presence of flammable liquids or vapors.  
Operation of any electrical instrument in such an environment constitutes a safety  
hazard.  
Keep Away from Live Circuits  
Inside this recorder there are areas of high voltage; therefore, never touch the  
interior when the power supply is connected. The recorder has replacable parts  
and subassemblies; however, the replacement must be carried out only by our  
service personnel.  
External Connection  
Before connecting to measurement and control unit, connect the grounding wire.  
ii  
Using the User’s Manual  
This manual contains information about the instrument’s functions and operating  
procedures as well as precautions that should be observed during use. To ensure  
proper use of the instrument, please read this manual thoroughly before operating it.  
Keep the manual in a safe place for quick reference whenever a question arises.  
Two manuals are provided with the instrument, including this User’s Manual.  
Manual Name  
User’s Manual  
Technical Manual  
Description  
Basic information for recorder operators.  
Detailed technical manual for recorder engineers,  
including mounting, wiring and setting  
information.  
Read this manual first.  
Structure of this Manual  
Chapter Title  
Content  
1
Before Operation  
Explains basic functions and display of the recorder, and  
contains the handling precautions. Please read carefully.  
2
Daily Operation  
Contains all information needed for simple daily operation  
of the recorder, including instructions on chart, pen and  
ribbon cassette replacement  
3
4
Periodic Inspection  
Troubleshooting  
About periodic inspection and clening of the recorder  
Explains the meaning of some basic error messages on  
recorder display.  
Index  
iii  
Using the User’s Manual  
Conventions Used in this Manual  
Displayed characters  
Bold alphanumeric characters enclosed with [ ] refer to characters or setting values that  
are displayed on the screen.  
Symbols  
The following symbol marks are used to attract the operator’s attention.  
Affixed to the instrument. Indicates danger to personnel or  
instrument and the operator must refer to the User’s Manual.  
ThinUser’s Manual to indicate the reference.  
Describes precautions that should be observed to prevent injury or  
WARNING  
death to the user.  
Describes precautions that should be observed to prevent minor or  
CAUTION  
moderate injury, or damage to the instrument.  
Note  
Provides important information for the proper operation of the  
instrument.  
iv  
Contents  
1
2
SAFETY PRECAUTIONS ................................................................................................................ ii  
Using the Users Manual ............................................................................................................... iii  
Chapter 1 Before Operation .................................................................................................................................... 1-1  
1.1 Front/Rear Panels: Functions and Display ........................................................................... 1-1  
1.2 Handling Precautions ........................................................................................................... 1-3  
3
Chapter 2 Daily Operation ....................................................................................................................................... 2-1  
2.1 Recording ............................................................................................................................. 2-1  
2.2 Selecting the Display ............................................................................................................ 2-2  
2.3 Recorder Modes ................................................................................................................... 2-3  
2.4 Loading Chart Paper ............................................................................................................ 2-4  
2.5 Installing/Replacing Pens (Pen Model)................................................................................. 2-6  
2.6 Installing/Replacing the Ribbon Cassette (Dot Model) ......................................................... 2-8  
4
Index  
Chapter 3 Periodic Inspection ................................................................................................................................ 3-1  
3.1 Periodic Inspection ............................................................................................................... 3-1  
Chapter 4 Troubleshooting ..................................................................................................................................... 4-1  
4.1 Error Messages .................................................................................................................... 4-1  
4.2 Troubleshooting .................................................................................................................... 4-2  
Index....................................................................................................................................................................Index-1  
v
Chapter 1 Before Operation  
1.1 Front/Rear Panels: Functions and Display  
1
Front Panel  
5 Display  
CH  
DATA  
ESC  
RCD ALM  
RCD  
MENU  
FEED  
CH UP  
2 Key panel  
4 Status display  
3 Chart cassette  
1 Power switch  
1.Power switch (push-button type)  
Pressing the switch turns the power ON and OFF.  
2.Key panel (push-key type)  
The panel contains the follwing five keys:  
RCD  
RCD key  
Pressing the key starts or stops the recording.  
ESC  
DISP key, ESC key  
DISP  
DISP function: Cycles through the modes of display in the order of  
AUTO, MANUAL, and OFF. Also selects between the Regular Setting  
and Operation modes.  
If this key is pressed for three seconds, the recorder enters the Regular  
Setting Mode.  
ESC function: Exits from the menu in the middle of setting or selecting  
procedures.  
key  
Selects setting parameters (numerics or command codes). Selecting  
step is upward circulation.  
If the recorder is a pen model, pressing this key for three seconds  
causes the recorder to enter the pen-replacement mode.  
FEED key,  
key  
FEED  
FEED function: The chart is fed as long as this key is being pressed.  
key function: Changes the number of digits for setting numeric  
values. The digit moves from high to low.  
CH UP key, ENT key  
CH UP  
CH UP function: Selects a channel for which the display shows the  
screen in the MANUAL display mode.  
function: Makes a parameter entry or executes a function after  
selecting parameters (numerals or command codes). Pressing the key  
executes the settings.  
1-1  
Front/Rear Panels: Functions and Display  
3.Chart cassette  
Contains a Z-fold chart (width: 100 mm, length: 16 m).  
4.Status Display  
RCD indicator: illuminated when recording of measurement values is in progress.  
ALM indicator: illuminates when an alarm occurs.  
5.Seven-segment character display  
Used to display data, setting screen, and so on.  
• Data display (left)  
: Displays channel No., type of alarms, and measured data.  
• Setting screen (right): Displays various settings of the recorder.  
Characters on Display  
The display consists of seven segments, and therefore characters exist which are  
difficult to display.  
Characters are presented on the display as shown in the following table:  
Display  
Alphabet  
Display  
A
B
N
C
O
D
P
E
F
G
S
H
T
h
I
J
K
X
L
l
Alphabet  
M
Q
R
U
V
W
Y
Z
Rear Panel  
Below, the rear panel of the dot model recorder, for more details and the rear of the pen  
model recorder see the Technical Manual, Section 1.7, Wiring.  
Optional terminals  
Power terminal  
L
N
Input terminals  
1-2  
1.2 Handling Precautions  
1
Safety precautions  
• Before you use this recorder make sure to read the Safety Precautions on page 2 of  
this manual.  
• Do not touch the interior of this recorder. For the replacement of parts, please  
contact the dealer of which you purchased this recorder  
• Turn the recorder power switch off as soon as any symptoms of malfunction such as  
unusual sound, smell, or smoke yield from the recorder. Also turn the main power  
switch off.  
If a malfunction occurs, contact the dealer from which you purchased the instru-  
ment.  
General handling precautions  
• The recorder contains many plastic parts. To clean, use a soft, dry cloth. Do not use  
chemicals such as benzene or thinner, since these may cause discoloration or  
damage.  
• Do not bring any objects charged with static electricity near the signal terminals.  
This might cause malfunction.  
• Do not allow any volatile substances to the front or key panel. Do not allow rubber or  
vinyl to remain in contact with the recorder for long periods.  
• Whenever the recorder is not used, turn the power switch OFF.  
1-3  
Chapter 2 Daily Operation  
2.1 Recording  
Switching Power ON/OFF  
2
The power switch is located at the lower right-hand corner of the front face behind the  
door. The switch is a push-button type. Press the switch to turn the recorder ON and  
press again to turn it OFF.  
After the power turns ON, the recorder executes a self-diagnostic check for several  
seconds before starting measurement and recording.  
ON  
OFF  
Power Switch  
Note  
• The warm-up time is approximately 30 minutes; however, after the initial start-up, the recorder  
might need more time.  
• If the input wiring is connected parallel with other equipment, do not turn the power switch ON/  
OFF to prevent fluctuations in measuring values.  
Starting/Stopping Recording  
Press the RCD key to start or stop the recording.  
Feeding Chart Paper  
The chart paper is fed by pressing the FEED key as long as the key is pressed.  
See also Section 2.4, Loading Chart Paper.  
2-1  
2.2 Selecting the Display  
Three different displays can be selected: Auto, Manual, and dislay OFF.  
If the DISP key is pressed you the recorder will change the display modes in the order of  
AUTO > MANUAL > OFF,  
Note that manual display can’t be selected on the 1-pen model.  
Auto Display  
Channel number and measured values will appear on the display.  
Every channel will be shown for approximately 2 sec. If the input is greater than the  
upper limit of the recording span, – – – – will appear.  
If the input is less than the lower limit of the recording span, – – – – – will appear.  
Measured Value (5 digits)  
Type of Alarm (1 digit)*  
Channel Number(1 digit)  
*Type of alarm  
: high limit  
: low limit  
Manual Display  
Pen model  
The measured values of specified channels are alternately displayed every two seconds.  
The contents of the display are the same as that of auto mode.  
Dot-printing model (Dot model)  
The measured values of specified channels are alternately displayed every measure-  
ment cycle. The contents of the display are the same as that of auto mode.  
Pressing the CH UP key changes the channel No. being displayed (channel No. in-  
creases).  
Manual display can’t be selected on the 1-pen model.  
Display OFF  
Turns OFF all displays except the status display.  
Characters on Display  
The display consists of seven segments, and therefore characters exist which are  
difficult to display.  
Characters are presented on the display as shown in the following table:  
Display  
Alphabet  
Display  
A
B
N
C
O
D
P
E
F
G
S
H
T
h
I
J
K
X
L
l
Alphabet  
M
Q
R
U
V
W
Y
Z
2-2  
2.3 Recorder Modes  
The recorder has three modes as described below:  
Operation Mode  
2
This is the mode for daily operation; when the power turns on, the recorder automatically  
enters this mode.  
Select from the following functions by pressing the appropriate keys on the key panel.  
key  
Replacement of pens (pen model only). See Section2.5.  
Starting/stopping the recording.  
Feeding the chart. See Section 2.1, Feeding Chart Paper.  
Selection from the modes on display. See Section1.1.  
RCD key  
FEED key  
DISP key  
Regular Setting Mode  
In this mode, daily-used data such as alarm setpoints, date, and time are set. Pressing  
the DISP key three seconds in the operation mode changes the mode to the Regular  
Setting mode. For details, refer to the Technical Manual Section 2, Regular Settings.  
Basic (SETUP) Setting Mode  
In the Basic (SETUP) Setting Mode, you can adjust a whole range of detailed settings  
such as the pen’s position, dot printing postion and color, the noise input filter, and  
remote trigger settings. For details, refer to the Technical Manual Section 3.  
Note  
While in the Basic (SETUP) mode, measurement, recording, and alarm detection are not carried  
out. Using the settings protection function, you can protect your settings by defining a password  
when you enter the Regular or Basic (SETUP) mode. For details on the settings protection  
function, see the Technical Manual Section 3.12.  
Turning the Recorder Modes ON  
Power ON while pressing  
the CH UP (ENT) key.  
Power ON  
Operation  
mode  
Regular  
Setting mode  
Basic  
SET UP mode  
Mode changes to the other by pressing  
the DISP key for three seconds.  
Leaving the Basic SET UP  
mode is done by the  
SET UP END procedure.  
Turning the Recorder Modes OFF  
Power ON while pressing  
the CH UP (ENT) key.  
Power ON  
QUIT  
SET UP  
Password  
Basic  
SET UP mode  
Regular  
Setting mode  
Operation  
mode  
*1  
*1  
Password  
Leaving the Basic SET UP  
mode is done by SET UP  
END procedure.  
*1 Mode changes to the other by pressing  
the DISP key for three seconds.  
2-3  
2.4 Loading Chart Paper  
Installing / Replacing Chart Paper  
1. Open the front door of the recorder, as shown below.  
2. Make sure that recording is OFF. Power may be ON.  
3. Riffle the chart thoroughly before loading.  
4. While gently pressing the chart-cassette stoppers, located at both front ends of the  
cassette, lift and draw the cassette out of the recorder case.  
Stoppers  
5. Open the chart retainer backward on the cassette.  
6. Pull and open the front transparent chart guide.  
Chart retainer  
Chart guide (transparent plastic plate)  
CAUTION  
• If you replace the chart paper compartment back into the unit without closing the  
front transparent chart guide, the lock tabs might be damaged.  
2-4  
Loading Chart Paper  
7. Load the chart paper into the chart compartment; the small perforations should be at  
the left-hand. Make sure that the sprocket teeth of the chart drives are properly  
engaged in the chart paper perforations. Take care not to load the chart paper  
backwards.  
2
Small perforations  
8. Close the chart retainer.  
9. Close the chart guide (transparent plastic plate).  
Close the front transparent chart guide  
before you start recording.  
10.Replace the chart cassette back into the recorder case; hang the knurls of the  
cassette to the grooves of the case, and move the cassette to trap the stopper.  
11.Press the FEED key on the key panel to assure that the chart moves two or more  
folds smoothly into the chart receiver. If it moves unsteadily, do the installing proce-  
dure again from step (4).  
Note  
A red band with a ‘RENEW CHART’ notice appears when the chart nears to its end (length of  
remaining chart is approximately 40 cm) to suggest you to prepare a new chart.  
2-5  
2.5 Installing/Replacing Pens (Pen Model)  
CAUTION  
• Do not press or pinch the felt tip to prevent deformation. Do not move the pen  
holder up- or down-scale to protect the driving mechanism.  
• Always make sure to remove the pen cap before installation.  
Simple replacement  
1. Open the front door, and make sure that recording is OFF. Power may be ON.  
2. Pull and open the display around the hinge.  
CAUTION  
• Please take care not to apply any undue pressure in an upward or downward  
direction to the display, to prevent strain on the hinges.  
• Do not force the display open any further than about 100° from being closed.  
3. Pull out the pen-cartridge by pulling the protruding part of the cartridge from the pen  
holder.  
Pen holder  
Felt pen  
1st pen : red  
2nd pen : green  
3rd pen : blue  
4. Remove the cap from a new felt-tip pen, and insert the pen firmly to the pen holder.  
5. Press the RCD key to restart the recording.  
2-6  
Installing/Replacing Pens (Pen Model)  
Replacement under pen-replacement mode  
When a pen is located at a place where its replacement is difficult to do, relocate the pen  
by the following procedures:  
1. Make sure that recording is OFF. The main Power switch must be ON.  
2. Press the  
3. Press the  
key for three seconds to display [C_Pen], and press the ENT key.  
2
key to display [Yes], and press the ENT key. The pens will move near to  
the center of the scale where the pens can be easily replaced.  
Note that a line is drawn on the chart when the pens move.  
4. Replace the pen according to the ‘simple replacement’ 2, 3, and 4 described above.  
5. After pen replacement the indicator shows [End], then press the ENT key.  
6. To restart recording, press the RCD key.  
2-7  
2.6 Installing/Replacing the Ribbon Cassette (Dot  
Model)  
CAUTION  
• Improper cassette insertion may cause faulty print color or damage the cassette.  
1. Open the front door, and make sure that power is switched OFF.  
2. Open the display by pulling its left end.  
CAUTION  
• Please take care not to apply any undue pressure in an upward or downward  
direction to the display, to prevent strain on the hinges.  
• Do not force the display open any further than about 100° from being closed.  
3. Hold the printer carriage, and move it to the right.  
4. Hold the left-hand part of the ribbon cassette, and pull it out from the recorder case.  
Ribbon cassette  
Printer carriage  
5. Insert a new ribbon cassette into the cassette holder; first, insert the right-hand part,  
next the left-hand part. Check that the cassette is properly engaged with the cassette  
holder snap.  
If the cassette is not engaged with the holder properly, turn the ribbon feeding knob in  
the direction of the arrow to fit the peg to the driving hole of the holder.  
6. To check that the cassette is properly inserted, turn the left-hand knob in the direction  
of the arrow a half or more turning.  
7. If the ribbon loosens, turn the knob in the direction of the arrow to tighten it.  
8. Turn the display back to the normal position.  
2-8  
Chapter 3 Periodic Inspection  
3.1 Periodic Inspection  
Check the following items periodically, and replace parts, if necessary:  
Character printing  
Are recorded lines or printed characters clear, not blurred?  
To replace a felt-tip pen, refer to the User’s Manual Section 2.5 Installing/Replacing  
Pens; also, refer to User’s Manual Section 2.6 Installing/Replacing Ribbon Cassette  
to replace the ribbon cassette of a dot-printing model.  
Chart paper  
3
Is there enough chart paper left in the chart compartment ?  
Remaining chart length (cm) is printed on the left margin of the chart at intervals of 20  
cm. See also User’s Manual Section 2.4 Loading Chart Paper.  
Indication of Remaining Chart Length:  
Remaining chart length  
Cleaning the Carriage Shafts (Dot Model)  
To maintain proper recording functions, it is recommended to, if necessary, wipe up  
dust from the shaft of the printer carriage with a piece of soft cloth or paper without  
fluffing.  
Shaft  
3-1  
Chapter 3 Periodic Inspection  
3.2 Fuse  
Don’t replace the fuse by yourself. Never take the recorder apart if the fuse needs to be  
replaced.  
Contact your nearest Omega sales representative if the fuse needs to re replaced.  
Fuse Ratings  
Rated Voltage:  
Rated Current  
Type:  
250V  
1.25A  
Time Lag  
IEC/VDE  
Approved Standard:  
3-2  
Chapter 4 Troubleshooting  
4.1 Error Messages  
Error Code List  
Please contact the dealer from which you purchased this recorder in case the following  
errors appear. See the Technical Manual, Section 6, for more error messages.  
Error Codes  
Meaning  
Main memory reading error.  
Recovery  
Main memory writing error.  
A/D converter memory reading error.  
A/D converter memory writing error.  
Calibration data error of A/D converter.  
System ROM failure.  
4
Contact OMEGA Engineering.  
System RAM failure.  
Ribbon shift, ribbon feed failure (dot model).  
Printer failure (dot model).  
Range memory reading/writing error.  
System failure.  
Enter correct data.  
Entered value exceeds allowable setting range.  
4-1  
4.2 Troubleshooting  
See the Technical Manual, Section 6, for more troubleshooting information.  
Recorder is completely inoperative:  
Is the power switch ON?  
Does the switch turn  
properly?  
NO  
NO  
NO  
Turn the switch on properly  
YES  
Is the power supply  
properly connected?  
Connect the supply lines properly.  
YES  
Does the power  
meet the specified rating?  
Supply the power with specified  
voltage/frequency.  
YES  
Contact OMEGA Engineering.  
4-2  
Index  
Index  
A
F
ALM indicator .................................................................... 1-2  
FEED key .......................................................................... 1-1  
Feeding Chart Paper......................................................... 2-1  
Functions .......................................................................... 1-1  
B
Basic (SETUP) Setting Mode............................................ 2-3  
O
Operation Mode ................................................................ 2-3  
C
C_Pen ............................................................................... 2-7  
Carriage Shat Cleaning (Dot Model) ................................. 3-1  
Cassete (Ribbon) Installing/Replacement......................... 2-8  
CH UP key ........................................................................ 1-1  
Characters on Display....................................................... 1-2  
Copyright............................................................................... i  
P
Pen Model Recorder ......................................................... 2-2  
Pens, Installing/Replacing (Dot Model) ...................... 2-6, 2-7  
R
Index  
RCD indicator.................................................................... 1-2  
RCD key ............................................................................ 1-1  
Rear Panel ........................................................................ 1-2  
Regular Setting Mode ....................................................... 2-3  
Ribbon Cassette, Installing/Replacing .............................. 2-8  
D
DISP key ........................................................................... 1-1  
Display  
Auto ............................................................................ 2-2  
Characters .................................................................. 1-2  
Manual ........................................................................ 2-2  
of Status ..................................................................... 1-2  
Turning OFF ............................................................... 2-2  
Dot Printing ....................................................................... 2-2  
S
Safety Precautions ........................................................ ii, 1-3  
Starting/Stopping Recording ............................................. 2-1  
E
ENT key ............................................................................ 1-1  
Error Messages ................................................................. 4-1  
ESC key ............................................................................ 1-1  
Index-1  
WARRANT Y/ DISCLAIMER  
OMEGA ENGINEERING, INC. warrants this unit to be free of defects in m aterials and workmanship for a  
period of 25 months from date of purchase. OMEGA Warranty adds an additional one (1) m onth grace  
p erio d to the norm al two (2) year product war  
ranty to cover handling and shipping tim e. This  
ensures that OMEGA’s custom ers receive m axim um coverage on each product.  
If the unit m alfunctions, it must be returned to the factory for evaluation. OMEGA’s Customer Service  
Department will issue an Authorized Return (AR) number im mediately upon phone or written request.  
Upon exam ination by OMEGA, if the unit is found to be defective, it will be repaired or replaced at no  
charge. OMEGA’s WARRANTY does not apply to defects resulting from any action of the purchaser, includ-  
in g but not lim ited to m ishandling, im proper interfacing, operation ou tside of design lim its,  
im proper repair, or unauthorized modification. This WARRANTY is VOID if the unit shows evidence of  
having been tam pered with or shows evidence of having been damaged as a result of excessive corrosion;  
or current, heat, moisture or vibration; improper specification; m isapplication; m isuse or other operating  
conditions outside of OMEGA’s control. Com ponents which wear are not warranted, including but not  
lim ited to contact points, fuses, and triacs.  
OMEGA is pleased to offer suggestions on the use of its various products. However,  
OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any  
damages that result from the use of its products in accordance with information provided by  
OMEGA, either verbal or written. OMEGA warrants only that the parts manufactured by it will be  
as specified and free of defects. OMEGA MAKES NO OTHER WARRANTIES OR  
REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESS OR IMPLIED, EXCEPT THAT OF TITLE,  
AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FIT-  
NESS FOR  
LIABILITY : The remedies of purchaser set forth herein are exclusive, and the total liability of  
OMEGA with respect to this or der, whether based on contract, war ranty , negligence,  
A
P ARTICULAR PURPOSE ARE HEREBY DISCLAIMED. LIMITATION OF  
indemnification, strict liability or otherwise, shall not exceed the purchase price of the  
component upon which liability is based. In no event shall OMEGA be liable for  
consequential, incidental or special damages.  
CONDITIONS: Equipm ent sold by OMEGA is not intended to be used, nor shall it be used: (1) as a “Basic  
Com ponent” under 10 CFR 21 (NRC), used in or with any nuclear installation or activity; or (2) in m edical  
applications or used on hum ans. Should any Product(s) be used in or with any nuclear installation or  
activity, m edical application, used on hum ans, or misused in any way, OMEGA assum es no responsibility  
as set forth in our basic WARRANTY/DISCLAIMER language, and, additionally, purchaser will indemnify  
OMEGA and hold OMEGA harm less from any liability or damage whatsoever arising out of the use of the  
Product(s) in such a manner.  
RETURN REQUEST S / INQUIRIES  
Direct all warranty and repair requests/inquiries to the OMEGA Custom er Service Departm ent. BEFORE  
RETURNING ANY PRODUCT(S) TO OMEGA, PURCHASER MUST OBTAIN AN AUTHORIZED RETURN  
(AR) NU MBER FRO M O MEG A’S CUS TOMER S ERVICE DEPARTMENT (IN ORDER TO AVOID  
PROCESSING DELAYS). The assigned AR num ber should then be m arked on the outside of the return  
package and on any correspondence.  
The purchaser is responsible for shipping charges, freight, insurance and proper packaging to prevent  
breakage in transit.  
FOR WARRANTY RETURNS, please have the  
following inform ation available BEFORE  
contacting OMEGA:  
FOR NON-W ARRANTY REPAIRS, consult OMEGA  
for current repair charges. Have the following  
inform ation available BEFORE contacting OMEGA:  
1. Purchase Order number under which the prod-  
uct was PURCHASED,  
1. Purchase Order num ber to cover the COST  
of the repair,  
2. Model and serial num ber of the product under  
warranty, and  
3. Repair instructions and/or specific problem s  
relative to the product.  
2. Model and serial num ber of the product, and  
3. Repair instructions and/or specific problem s  
relative to the product.  
OMEGA’s policy is to m ake running changes, not m odel changes, whenever an im provem ent is possible. This affords our  
custom ers the latest in technology and engineering.  
OMEGA is a registered tradem ark of OMEGA ENGINEERING, INC.  
© Copyright 1998 OMEGA ENGINEERING, INC. All rights reserved. This docum ent m ay not be copied, photocopied, repro-  
duced, translated, or reduced to any electronic m edium or m achine-readable form , in whole or in part, without the prior  
written consent of OMEGA ENGINEERING, INC.  
W h e re Do I Find Everything I Need for  
Process Mea surem ent a nd Control?  
OMEGA…Of Course!  
TEMPERATURE  
Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies  
Wire: Thermocouple, RTD & Thermistor  
Calibrators & Ice Point References  
Recorders, Controllers & Process Monitors  
Infrared Pyrometers  
PRESSURE, STRAIN AND FORCE  
Transducers & Strain Gauges  
Load Cells & Pressure Gauges  
Displacement Transducers  
Instrumentation & Accessories  
FLO W / LEVEL  
Rotameters, Gas Mass Flowmeters & Flow Computers  
Air Velocity Indicators  
Turbine/ Paddlewheel Systems  
Totalizers & Batch Controllers  
p H/ CO N DUCTIVITY  
pH Electrodes, Testers & Accessories  
Benchtop/ Laboratory Meters  
Controllers, Calibrators, Simulators & Pumps  
Industrial pH & Conductivity Equipment  
DATA ACQUISITIO N  
Data Acquisition & Engineering Software  
Communications-Based Acquisition Systems  
Plug-in Cards for Apple, IBM & Compatibles  
Datalogging Systems  
Recorders, Printers & Plotters  
HEATERS  
Heating Cable  
Cartridge & Strip Heaters  
Immersion & Band Heaters  
Flexible Heaters  
Laboratory Heaters  
EN VIRO N MEN TAL  
MONITORING AND CON TROL  
Metering & Control Instrumentation  
Refractometers  
Pumps & Tubing  
Air, Soil & Water Monitors  
Industrial Water & Wastewater Treatment  
pH, Conductivity & Dissolved Oxygen Instruments  
M3287/ 0299  

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