Manual - OMEGA Engineering
Contents
1. 5 qe 10002 ED TIER C SOL Ziniet Fig 2 Typical Excel data only screen gt A Tec A TEC ASTE C Ligne 19 Aures AT eC Aic Lys Tu AIT C JU Test A Tit Emet E TC EC DC Ji Bret Dist XI Brest Site DATES C T8 aC Aist A TRU AT C 37 rpg t 37 T Tem C 77 ABT C NU 0c AE WT ABC ASTE C ATIS C g AST Ta C ATE C AB TX Tug C ALTE C X TEC NTC TOC 3T TS C BATES C ATE C Zi C Enc 15797 XC X TEC NAT Ta Xx TC Aeg TEC BATTU MAN Aes Ales AN LIC MN Ale MES Aeg BE Teese BATTU Ses Fig 3 Typical Excel graphics only screen XT ANC Meet ASTU A TEC Asc AC ARS AUC AETI AC rest Esc2. OMEGA ima User s Guide An Shop online at omega com e mail info omega com For latest product manuals omegamanual info MADE IN TAIWAN 12 Channels 5D Card Data Logger TEMPERATURE RECORDER 1250 RDXL12SD 12 Channel Temperature Recorder with Excel Formatted Data Logging SD Card OMEGA OMEGAnet Online Service Internet e mail omega com info omega com U S A ISO 9001 Certified Canada Servicing North America Omega Engineering Inc One Omega Drive P O Box 4047 Stamford CT 06907 0047 USA Toll Free 1 800 826 6342 Tel 203 359 1660 FAX 203 359 7700 e mail info omega com 976 Bergar Laval Quebec H7L 5A1 Canada Toll Free 1 800 826 6342 TEL 514 856 6928 FAX 514 856 6886 e mail info omega ca For immediate technical or application assistance U S A and Canada Mexico Latin America China Benelux Czech Republic France Germany Austria United Kingdom ISO 9001 Certified Sales Service 1 800 826 6342 1 800 Customer Service 1 800 622 2378 1 800 622 BEST Engineering Service 1 800 872 9436 1 800 USA WHEN TEL 001 203 359 1660 FAX 001 203 359 7700 e mail espanol omega com Servicing Asia 1698 Yi Shan Road Unit 102 Min Hang District Shanghai China 201103 P R C Hotline 800 819 0559 400 619 0559 e mail info cn omega com Servicing Europe To
3. After inserting fresh batteries in the correct orientation replace the cover and tighten the screws to secure it If the meter freezes like a computer and buttons become unresponsive try resetting the instrument by pushing the RESET button on its right side callout 1 12 of Fig 1 with the end of a paper clip Remove the batteries when storing the instrument for an extended period of time Do not drop or disassemble the instrument or immerse it in water 14 NOTES NOTES WARRANTY DISCLAIMER OMEGA ENGINEERING INC warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase OMEGA s WARRANTY adds an additional one 1 month grace period to the normal one 1 year product warranty to cover handling and shipping time This ensures that OMEGA s customers receive maximum coverage on each product If the unit malfunctions it must be returned to the factory for evaluation OMEGA s Customer Service Department will issue an Authorized Return AR number immediately upon phone or written request Upon examination 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 including but not limited to mishandling improper interfacing operation outside of design limits improper repair or unauthorized modification This WARRANTY is VOID if the unit shows eviden
4. i m n ATTOC A TES C A C AB TRE E STER SATA C SAT C BS AC n 52 S3 egt SC C BAT C FS T A Y EM T A IT C ATTE C AC TH inis C Q3 TET C aU Tile t Aeg C Mi a Ty 10 EH ASTU C 2 TICs AMI C A Tite C ameet ASTUTE C LAT AC TN Ze c AIC Ae i EMT BATH C SPECIFICATIONS Display type Display size Parameter measured Measurement range Measurement accuracy Measurement resolution sampling time options settable parameters Storable readings SD card capacity Operating temperature Operating relative humidity Power source Power consumption Dimensions Weight LCD with green backlight 3 23 X 2 40 in 82 x 61mm Temperature in F or C With K type thermocouples 148 to 2372 F 100 to 1300 C two included TPK500 probes have measurement range of 50 to 500 F 45 to 260 C With J type 148 to 2102 F 100 to 1150 C With T type 148 to 752 F 100 to 400 C With E type 148 to 1652 F 100 to 900 C With R type 32 to 3092 F 0 to 1700 C Wi
5. ENTER button to store the selection as the default 10 Format the SD card Once the sampling time has been set and stored the term Sd F will appear in the bottom row of the right column Press the REC ENTER button Pressing the REC ENTER button will cause the word no to appear over the term Sd F Press the TYPE A or PAGE 7 button to toggle between and yES Choose yES whenever a new SD card is being used or when a used card is being repurposed from use with another SD card instrument or a camera for example and all data on it is to be erased Choose no to preserve any data on a card previously used with this instrument Press the REC ENTER button to make a selection If you choose yES after you press the REC ENTER button the instrument will prompt you to confirm that decision by displaying the term Ent below yES and sounding three beeps if the beeper is enabled To confirm that you want to begin the erasure formatting procedure press the REC ENTER button Ent will then flash several times and the instrument will sound another three beeps to confirm that the SD card has been erased and formatted Once the SD card has been formatted or not the display will return to flashing the first of the eight steps in the setup sequence setting the current date and time To re enter the setup sequence in order to change one or more settings press the REC ENTER button If you are satisfied with the exis
6. instrument callout 1 10 When installing the card make sure its gold contacts are facing the back of the instrument and push the card into the socket until you hear a click To remove the card push it in until you hear a click and the card pops out Now power on the instrument by pressing the POWER ESC button callout 1 2 to generate a short beep To power off the RDXL12SD press the POWER ESC button and hold it until the instrument responds with a long beep When the temperature recorder powers on a series of transient startup screens will briefly appear Once the display has stabilized perform the following eight setup steps in the order presented 3 Set the date and time Press the SET button callout 1 8 and hold it for at least five seconds until the word dAtE appears flashing on the top line of the left column of the display Quickly within three seconds press the REC ENTER button Set the current year by pressing the TYPE A or PAGE VW button repeatedly until the correct value appears flashing on the top line of the left column Quickly within three seconds press the REC ENTER button to store the setting The next screen that appears will show the value 01 flashing on the second line Use the TYPE or PAGE button to navigate to the current month and press the REC ENTER button to store the setting When the value 01 begins flashing on the third line again use the TYPE or PAGE 4 button to navigate to the cur
7. power off management scheme yES for enable no for disable is displayed Press the REC ENTER button to store the selection If enabled the APO function shuts off the RDXL12SD if no front panel buttons are pressed during any ten minute period 7 Enable or disable the beeper Once the APO function has been enabled or disabled the display will show the term bEEP in the top row of the right column Press the REC ENTER button and then press the TYPE A or PAGE button until the desired setting yES or no is displayed Finally press the REC ENTER button to store the selection as the default 8 Select the temperature unit Once the beeper has been enabled or disabled the display will show the term t CF in the second row of the right column Press the REC ENTER button and then press the TYPE A or PAGE button until the unit you prefer F for Fahrenheit for Celsius is displayed Then press the REC ENTER button to store the selection as the default 9 Set the data logging sampling time Once the default temperature unit has been selected and stored the display will show the term SP t in the third row of the right column Press the REC ENTER button and then press the TYPE or PAGE button to decrease or increase the value until the desired sampling time appears above SP t The options are 0 1 2 5 10 30 60 120 300 600 1800 and 3600 seconds 0 seconds to 1 hour Then press the REC
8. the positions and functions of these controls indicators and connectors before moving on to the Setup Instructions TOP 1132511 FRONT 1 1 1 3 1 2 PA4LE 1 7 e 1 4 16 Pi E 15 s H 0 G 1 7 PLS 1 Fig 1 The RDXL12SD s controls and indicators and other physical features 1 1 LCD 1 10 SD CARD socket 1 2 POWER ESC button 1 11 RS232 output jack 1 3 HOLD NEXT button 1 12 RESET button 1 4 REC ENTER button 1 13 DC9V jack 1 5 TYPE A button 1 14 Housing penetration and rubber plug 1 6 PAGE button reserved for future use 1 7 LOGGER button 1 15 Flip up stand 1 8 SET button 1 16 Battery compartment cover 1 9 Thermocouple jacks T1 through T12 1 17 Battery compartment cover screws SETUP INSTRUCTIONS 1 Choose the power source Before using the RDXL12SD make sure it is powered by fresh batteries or an optional 9VDC AC adapter plugged into the DC9V jack on its right side callout 1 13 To remove the battery compartment cover callout 1 16 remove the two screws callout 1 17 holding it in place Then install eight AA batteries in the correct orientation using the polarity marks on the inside of the compartment as a guide Replace the cover and secure it by tightening the two screws 2 Install an SD card To prepare for setup also install the supplied 2 GB SD card or another card of 1 GB to 16 GB capacity in the socket on the right side of the
9. at the top of the display and prepare the instrument to log data during the specified daily period 8 To pause loop data recording during the specified period press the LOGGER button once This will make the term REC stop flashing Pressing the LOGGER button again will resume loop data recording 9 To end loop data recording press the REC ENTER button and hold it for at least three seconds This will cause REC to disappear from the display and end loop data recording TRANSFERRING DATA FROM THE SD CARD TO A COMPUTER After automatic or manual data logging of measurements or loop data recording remove the SD card from the instrument and plug it into your computer either directly if it has an SD card slot or through an SD card reader Because the files containing time stamped data logs have the file extension xls they open in Microsoft s Excel application Figures 2 and 3 show two kinds of Excel presentations a data only screen and a graphics only screen w ike DW Gu Tw Le 15355 A TK C 1 98 TTC A MAE TIER 5398 Tite ES 1 20814 AS Tikit 10 17253 AS Ties 795 E Dansi 11 S TS uU 2 10 D OUS ASTU 9 LIAE MORS TIT 141 A TIC
10. ce of having been tampered with or shows evidence of having been damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGA s control Components in which wear is not warranted include but are not limited 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 the company will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABILITY The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order whether based on contract warranty negligence 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 Equipment sold by OMEGA is not intend
11. e REC ENTER button to store your selection Repeat this sequence twice more to set and store the loop s ending hour and minutes values Once you have entered the fourth value the loop s ending minute star Loop the following screen will appear no To enable recording of data during the specified loop duration press either the TYPE A or PAGE button to change the no to a yES and then press the REC ENTER button to store the selection To disable recording press the REC ENTER button without changing the no to a yES 5 Choose a decimal point or comma to represent the decimal division between integers and fractions for example American style 20 88 vs European style 20 88 Once you have set the start and stop times of loop data recording and enabled or disabled the function the display will show the term dEC in the third row of the left column Press the REC ENTER button This will cause the term dEC to appear in the lower right corner below the term USA Use the TYPE A or PAGE button to make USA or Euro as desired appear above dEC and then press the REC ENTER button to store the selection as the default 6 Enable or disable auto power off APO Once the format of decimal point divisions has been set and stored the display will show the term PoFF in the bottom row of the left column Press the REC ENTER button and then press the TYPE A or PAGE V button until the desired automatic
12. e the backlight briefly press the button again Whenever the instrument is in measurement mode you also can check the current date and time by briefly pressing the SET button which has the words Time check stenciled below it Doing so causes the three settings year month day and hour minutes to appear briefly and in that order at the lower left of the display HOLDING AND STORING MEASUREMENTS 1 To hold a measured value press the HOLD NEXT button during the measurement Doing so will cause the word HOLD to appear at the top of the display Pressing the HOLD NEXT button again releases the hold 2 To record and recall readings press the REC ENTER button while making measurements This will make the term REC appear at the top of the display Pressing the REC ENTER button again briefly will make the term MAX appear to the right of REC and switch the display to the maximum value stored in memory during the current recording session Pressing the REC ENTER button again briefly will make the term MIN appear to the right of REC and switch the display to the minimum value stored during the current session 3 To exit recording mode press the REC ENTER button and hold it for at least three seconds until the term REC disappears from the top line of the display The display will then revert to showing real time readings AUTOMATIC VS MANUAL DATA LOGGING The RDXL12SD can automatically log data at a user selected sam
13. ed to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEGA assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product s in such a manner RETURN REQUESTS INQUIRIES Direct all warranty and repair requests inquiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RETURN AR NUMBER FROM OMEGA S CUSTOMER SERVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned AR number should then be marked 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 FOR NON WARRANTY REPAIRS consult OMEGA following information available BEFORE for current repair charges Have the following contacting OMEGA information available BEFORE contacting OMEGA 1 Purchase Order number under which 1 Purchase Order number to cover the the product was PURCHASED COST of the repai
14. has a backlit 3 9 in diagonal display and is powered by eight AA batteries or an optional 9 VDC AC adapter KEY FEATURES e Twelve independent temperature measurement channels e Displays up to eight channels at a time one push of a button switches to Channels 9 through 12 e Works with and automatically temperature compensates for six popular thermocouple types K J T E S and R e Combining thermocouple types extends potential measurement range to 148 to 3092 F 100 to 1700 C e Can automatically log up to 12 channels of data every day during same period loop data recording e Big 3 9 in diagonal front panel green backlit LCD is easy to read e Displays maximum and minimum readings and holds any reading e Automatically logs measurements at sampling time settable from one second to one hour e Also supports manual data logging and changing of SD card storage location e Outputs Excel compatible data logs e Accepts SD memory cards of up to 16 GB capacity e Auto power off function that can be disabled to enable long term data logging e Powered by eight AA batteries or optional 9V AC DC adapter WHAT S IN THE CASE The RDXL12SD comes fully assembled in a carrying case along with a 2 GB SD memory card two general purpose K type thermocouples and this user s manual PRODUCT OVERVIEW Figure 1 shows all of the controls and indicators on the front right side back and top of the RDXL12SD Familiarize yourself with
15. ith an extended measurement range For example the RDXL12SD can measure and read out temperatures from 148 to 2372 F 100 to 1300 C using K type thermocouples and temperatures from 148 to 2102 F 100 to 1100 C using J type thermocouples R and S type thermocouples have an even higher upper limit The two K type thermocouples included with the instrument have a measurement range of 50 to 500 F 45 to 260 F These very wide ranges plus a fast response time and a low price tag suit thermocouple thermometers for a variety of commercial and industrial tasks requiring measurement of very high and low temperatures Examples include applications in the food and chemical processing industries HVAC heating ventilation and air conditioning power generation and paper production Because it is microprocessor based the RDXL12SD can make full use of the portability reliability and large storage capacities that SD memory cards offer Measurements can be made automatically at any sampling rate between one second and one hour After time stamping and storing the measurements on an SD card plugged into the instrument a process called data logging the user can remove the card and plug it into to a laptop or desktop computer either directly or through an SD card reader The data logs are stored on the card as files with the xls extension which can be opened by Microsoft s Excel application The RDXL12SD
16. ll Free 0800 099 3344 TEL 31 20 347 21 21 FAX 31 20 643 46 43 e mail sales omegaeng nl Frystatska 184 733 01 Karvin Czech Republic TEL 420 59 6311899 FAX 420 59 6311114 e mail info omegashop cz Toll Free 0805 466 342 TEL 01 57 32 48 17 FAX 01 57 32 48 18 e mail esales omega fr Daimlerstrasse 26 D 75392 Deckenpfronn Germany Toll Free 0800 8266342 TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 e mail info omega de OMEGA Engineering Ltd One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5BD United Kingdom Toll Free 0800 488 488 TEL 44 0 161 777 6611 FAX 44 0 161 777 6622 e mail sales omega co uk It is the policy of OMEGA Engineering Inc to comply with all worldwide safety and EMC EMI regulations that apply OMEGA is constantly pursuing certification of its products to the European New Approach Directives OMEGA will add the CE mark to every appropriate device upon certification The information contained in this document is believed to be correct but OMEGA accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING These products are not designed for use in and should not be used for human applications OMEGA 12 CHANNEL TEMPERATURE RECORDER WITH EXCEL FORMATTED DATA LOGGING SD CARD USER S MANUAL 12 Channel TEMPERAT RDXLI25D RDXL12SD Please read this manual carefully and
17. logging first press the LOGGER button to pause data logging Then press the REC ENTER button and hold it for at least two seconds This will cause REC to disappear 4 To log data manually set the sampling time to zero using Step 9 of the Setup Instructions on p 8 Then press the REC ENTER button once The display will show the term REC on the top line and a flashing letter and a number from 1 to 99 on the bottom line The number indicates the position on the SD card that will be used to store manually logged data In manual data logging mode this position can be changed 5 To change the storage location of manually logged data press the TYPE V button once this will cause the to disappear from the left side of the display and the value on its line to begin flashing Once the flashing begins you can use the TYPE A and PAGE buttons to change the flashing value to any number between 1 and 99 Once you have chosen the storage location press the REC ENTER button to save the setting This will cause the value to stop flashing and the P to return 6 To end manual data logging press the REC ENTER button and hold it for at least three seconds This action will cause REC to disappear from the top line of the display T To execute the loop data recording function if the function was enabled during setup press the REC ENTER button while the instrument is in measurement mode Doing so will make the term REC appear
18. o use K type thermocouples to measure up to 12 channels of temperature plug one to 12 of them two are supplied others are available for purchase from General into the jacks callout 1 9 of Fig 1 on the top of the temperature recorder Make sure jack T1 is occupied Because K is the instrument s default thermocouple type plugging in up to eight K type thermocouples will instantly produce up to eight display readings Any of the eight channels that are not used will show the overrange reading To show the other four of the 12 channels press the PAGE V button once To return the display to Channels T1 through T8 press the PAGE W button again 3 To use J E or 5 type thermocouples to measure up to 12 channels of temperature first press the TYPE A button as many times as necessary until the letter of the thermocouple type you are using appears on the top line of the display Then plug one to 12 of the optional accessories into the jacks on the top of the thermometer As with K type thermocouples display readings are instantaneous Use the PAGE W button to toggle between displaying Channels T1 through T8 or Channels 9 through 12 as with K type thermocouples Whenever the thermometer is in measurement mode you can turn off the backlight which is on by default by briefly pressing but not holding the POWER ESC button which has a backlight icon stenciled above it To reactivat
19. pling period from 1 second to 3 600 seconds one hour To view the sampling time that the instrument has been set up to use press the LOGGER button which has the words Sampling time check stenciled below it once The lower left corner of the display will briefly show the term SP t followed by the currently programmed sampling time in seconds To change the sampling time enter setup mode and perform Step 9 of the Setup Instructions Before entering data logging mode remember to disable the meter s Auto Power Off function To do so enter Setup mode as explained in the Setup Instructions on p 6 and select no during Step 6 Also be sure that the meter either is running on fresh batteries or is being powered by AC through a 9VDC adapter 1 To start automatic data logging press the REC ENTER button once The top line of the display will then show the term REC Pressing the LOGGER button at this point will make REC flash and add the flashing term DATALOGGER at the bottom of the display This indicates that the instrument is sampling measurements at the programmed rate and storing the readings and their time stamps in memory 2 To pause automatic data logging press the LOGGER button once this will make the flashing term LOGGER disappear from the bottom of the display and change the term REC from flashing to constant Pressing the LOGGER button again resumes automatic data logging 3 To end automatic data
20. r 2 Model and serial number of the product 2 Model and serial number of the under warranty and product and 3 Repair instructions and or specific 3 Repair instructions and or specific problems problems relative to the product relative to the product OMEGA s policy is to make running changes not model changes whenever an improvement is possible This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 2013 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied repro duced translated or reduced to any electronic medium or machine readable form in whole or in part without the prior written consent of OMEGA ENGINEERING INC Where Do Find Everything Need for Process Measurement and Control OMEGA Of Course Shop online at omega com TEMPERATURE Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies IM Wire Thermocouple RTD amp Thermistor Calibrators amp Ice Point References 4 Recorders Controllers Process Monitors 4 Infrared Pyrometers PRESSURE STRAIN AND FORCE 4 Transducers amp Strain Gages LA Load Cells amp Pressure Gages Displacement Transducers Instrumentation amp Accessories FLOW LEVEL IW Rotameters Gas Mass Flowmeters amp Flow Computers Air Velocity Indicators lA Turbine Paddlewheel Systems lA Totalizers amp Ba
21. rent day and press the REC ENTER button to store the setting If you press buttons too slowly in setup mode the screen will revert to the normal real time measurement display To return to the first step in the setup sequence press and hold the SET button again To move ahead to the next field in the sequence or to the next parameter press the HOLD NEXT button Once you have set the date the display will prompt you to set the hour minute and second of the current time in 24 hour format The three values appear on the top three lines in the right column of the Date Time Setting screen To set each value again use the TYPE A or PAGE V buttons to navigate to the correct values followed by the REC ENTER button to store the setting 4 Set the start and stop times for loop data recording logging up to 12 channels of temperature information during the same period for example 14 15 to 15 30 every day Once you have set the date and time the display will show the flashing term LooP in the second row of the left column Press the REC ENTER button and then with 00 flashing under the term StAR in the left column use the TYPE A and PAGE buttons to set the first of the four values that define the loop the starting hour Press the REC ENTER button to store your selection Then use the TYPE A and PAGE buttons with 00 flashing below the term t in the right column to set the loop s starting minute Again press th
22. tch Controllers pH CONDUCTIVITY LA pH Electrodes Testers amp Accessories Benchtop Laboratory Meters 4 Controllers Calibrators Simulators Pumps A Industrial pH amp Conductivity Equipment DATA ACQUISITION lA Data Acquisition amp Engineering Software LA Communications Based Acquisition Systems lA Plug in Cards for Apple IBM amp Compatibles 4 Data Logging Systems Recorders Printers Plotters HEATERS 6M Heating Cable lA Cartridge amp Strip Heaters 4 Immersion amp Band Heaters Flexible Heaters 4 Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL IW Metering amp Control Instrumentation LA Refractometers LA Pumps amp Tubing WA Air Soil amp Water Monitors Industrial Water amp Wastewater Treatment pH Conductivity amp Dissolved Oxygen Instruments M4995 0413
23. th S type 32 to 2732 F 0 to 1500 C With J and type thermocouples 0 4 of reading 2 0 F max With R and S types 0 5 of reading 5 F With J and E type thermocouples 0 1 F or C below 1000 F 1 F or C above 1000 F With R and S types 1 F or C 0 1 2 5 10 30 60 120 300 600 1800 or 3600 seconds Date time decimal point or comma decimal division auto power off beep sound loop data recording enable disable and start stop times temperature unit sampling time thermocouple type and offset Maximum minimum 1 GB to 16 GB 32 to 122 F 0 to 50 C 0 to 85 8 AA batteries or optional 9 VDC AC adapter 7 5 mADC normal operation with backlight off and SD card not saving data 25 mADC with backlight off and card saving data 36 mADC with backlight on and card saving data 8 86 x 4 92 x 2 52 in 225 x 125 x 64mm 1 84 Ib 8270 MAINTENANCE amp TROUBLESHOOTING TIPS Keep your probes and thermocouples clean When the icon X appears in the upper left corner of the display it s time to replace the eight AA batteries that power the instrument although measurements will remain valid for several hours after the low battery indicator first appears Replacing the batteries requires removing the two screws that hold the battery compartment cover in place as explained in Step 1 of the Setup Instructions on p 6
24. thoroughly before using this product TABLE OF CONTENTS Introduction saa ba RC RU HD RR CR 3 Key Features 4 What s the 4 Product Overview 5 Setup 5 6 8 Adjusting Thermcouple Offsets 8 Operating 9 12 Normal Operation 9 Holding and Storing Measurements 10 Automatic vs Manual Data Logging 10 11 Transferring Data from the SD Card to 12 Specifications 13 Maintenance amp Troubleshooting Tips 14 INTRODUCTION Thank you for purchasing Omega RDXL12SD 12 Channel Temperature Recorder with Excel formatted Data Logging SD Card Please read this user s manual carefully and thoroughly before using the instrument The RDXL12SD is a general purpose handheld instrument that can measure up to 12 channels of temperature with 0 4 accuracy using any of six different types of thermocouple Up to eight channels can be displayed at a time The instrument also can be configured to automatically record up to 12 channels during the same period every day a function called loop data recording Although thermocouples are not as accurate as other types of thermometers they more than make up for this shortcoming w
25. ting settings press the POWER ESC button to exit setup mode and enter normal operating mode ADJUSTING THERMOCOUPLE OFFSETS To maximize the accuracy of measurements Omega strongly recommends that you compensate for offset the small measurement error peculiar to each thermocouple used with the instrument To adjust the offset of a thermocouple press the TYPE A button until its type appears on the top line of the display Then plug the thermocouple into the T1 jack on the top of the thermometer Press the LOGGER button which has the term Offset stenciled above se oF it hold it for at least three seconds and then release the button 5 F screen shown at right will appear measuring adjust value value Next use the TYPE A or PAGE button to adjust the value under oFS to match the value under SEt Then press the REC ENTER button to store the offset adjustment and return the instrument to measurement mode Repeat the procedure for each thermocouple to be used OPERATING INSTRUCTIONS NORMAL OPERATION 1 To prepare to make measurements power on the RDXL12SD and make sure an SD card is firmly seated in the socket on the bottom of the instrument By default the RDXL12SD uses Celsius units for temperature measurements If you wish to make Fahrenheit units the default press the SET button to enter setup mode Using the HOLD NEXT button skip ahead to Step 8 of the Setup Instructions and perform it 2 T
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