Manual - OMEGA Engineering
Contents
1. Remote sensor Sensor cable LCD Display Swivel keypad table top stand PC interface jack Universal alarm module jack AC adaptor jack DATA RESET button clears recorded measurement data and alarm history Temperature units select switch C or F PROGRAMMING RESET button clears programming changes but retains measurement data and alarm history Display CONTRAST adjust Sensor cable storage area AA 1 5V batteries Sensor cable run Wall mount holes 3 RH520 EU ENG V4 2 3 10 DISPLAY DESCRIPTION 2 mmmmimmmmmE 0 MEMORY LEFT Temperature measurement graph Internal memory usage meter Vertical axis scale limits Cursor Alarm indicators Push button lock out status indicator Time display Relative Humidity RH measurement graph Date display o o noo oltm Function indicators a e Numerical temperature reading display 11 Numerical RH reading display 12 Battery status indicator 4 RH520 EU ENG V4 2 3 10 PUSH BUTTON DESCRIPTION ALARM TIM lt m m o m m z A v Bal Return the LCD to the Standard View Escape from any setting function without storing value changes Scrolls highest and lowest MAX MIN readings when in Standard View Display or Set alarm values Display a reading stored at specific Time and Date Set and Display the recording2. Press the SET RH and ALARM buttons simultaneously from the Standard View The ALARM SET and MAX indicators will switch on All of the TEMP indicators will switch off Use the UP DOWN arrow buttons to increment decrement the HIGH RH alarm limit Use the LEFT RIGHT arrow buttons to step through the decades Press the ALARM button The MIN low alarm indicator will switch on Use the UP DOWN arrow buttons to increment decrement the LOW RH alarm limit Use the LEFT RIGHT arrow buttons to step through the decades The HIGH and LOW alarm limits cannot overlap Use the ALARM button to toggle between the HIGH and the LOW alarm limits Press the SET button at any time to save changes and return to the Standard View Press VIEW at any time to return to the Standard View without saving the changes 8 RH520 EU_ENG V4 2 3 10 Display Modes STANDARD VIEW The Standard View is the display state of the RH520 when it is turned on Refer to the diagram in the display description section of this manual for a representation of the Standard View To reach the Standard View at any time press the VIEW button Note that the display automatically reverts to the Standard View five 5 minutes after the last button press CURSOR The CURSOR location is indicated by a small diamond located between the two graphs See diagram There is one diamond for each horizontal pixel in the graph 64 positions The date time and measurements for the data point sel
3. YEAR C WARRANTY Shop online at omega com e mail info omega com For latest product manuals omegamanual info IS09001 IS 9001 CORPORATE QUALITY CORPORATE QUALITY STAMFORD CT MANCHESTER UK MADE IN CHINA ed H5204 rder h umidity and Temperature a OI RH520 Paperless Humidity Temperature Chart Recorder OE 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 TC OMEG A 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 Servi
4. alarms the Standard View will appear This procedure can continue until no further alarms exist and pressing the ALARM button will only bring up the Standard View In the example diagram the RH520 is showing a high temperature alarm MAX and ALARM indicators on mmmmmmmEEES 0 MEMORY LEFT o f MAX MAX Temperature ALARM T Alarm Mode mnes D s 10 RH520 EU ENG V4 2 3 10 USING THE CLOCK TO SORT THROUGH STORED READINGS 1 2 3 4 Press the TIME button in the Standard View mode Use the ARROW buttons to select a particular time of day The temperature and humidity readings for the selected Time will display Press VIEW to return to the Standard View uem t nnn me o mmmmmmmEmEEE 0 MEMORY LEFT 365 7 MAX ALARM Use the arrow buttons to scroll to the desired time Readings recorded at the selected time will display DEW POINT DISPLAY Press the TEMP and the RH buttons simultaneously to view the Dew Point reading The DEW POINT display icon will switch on above the temperature See the diagram below Press VIEW to return to the standard view mode 11 0 MEMORY LEFT DEW POINT J68 595 RH520 EU_ENG V42 3 10 SAMPLE RATE DISPLAY 1 Press the VIEW and the TIME buttons simultaneously from the Standard View mode 2 Both numerical displays will switch off so that the LCD can show only
5. readings the MIN icon will switch on mmmmmmmEES 0 MEMORY LEFT MAX or MIN indicator is ON when in the MAX or MIN mode The cursor will move to the location of the MIN or MAX reading within the graph If not within the graph currently displayed the cursor will move to the right most position and the graph will shift accordingly so that the relevant data point can be viewed Use the VIEW button to step through the highest and lowest temperature readings and then the highest and lowest RH readings When the MAX or MIN indicator is ON under the temperature reading digits the display is showing the MAX or MIN temperature When the MAX or MIN indicator is ON under the RH reading digits the display is showing the MAX or MIN relative humidity ALARM DISPLAYS 1 Press the ALARM button from the Standard View to analyze the most recent alarm activity temperature or humidity if any The ALARM display icon and the relevant upper temperature or lower RH graph pixel will flash The cursor will move to the location within the graph If not within the graph currently displayed the cursor will move to the right most position and the graph will shift accordingly so that the relevant data point can be viewed Press the ALARM button again to view the second most recent set of Alarms if no alarms the Standard View will appear Press the ALARM button again to view the third most recent set of Alarms if no
6. Sampling Rate Set the Time and Date Used in combination with other buttons to set new parameter values Stores new parameter values and returns to the Standard View Used in combination with other buttons to set the vertical graph range Used in combination with other buttons to set temperature alarm values Used in combination with the RH button to display Dew Point Used in combination with other buttons to set the vertical graph range Used in combination with other buttons to set RH alarm values Used in combination with the TEMP button to display Dew Point Right left down and up arrow buttons for scrolling data and navigating the display KEYPAD QUICK REFERENCE ALSO SHOWN ON REAR OF THE RH520 HOUSING Key press Function Second Alternate Keystrokes VIEW Selects view mode VIEW modes Normal TEMPmax RHmax TEMPmin RHmin SET Saves new settings VIEW to cancel exit mode ARROW KEYS Scroll through selections Movers cursor through stored points TIME View reading at specific time date Arrow keys to select VIEW to exit TEMP RH View Dew Point temp VIEW to exit ALARM Step back through ALARM points ALARM selects next Alarm VIEW to exit SET TEMP ALARM Enters Set TEMP Alarm mode ALARM selects HIGH LOW SET to save SET RH ALARM Enters Set RH Alarm mode ALARM selects HIGH LOW SET to save TIME VIEW View Sample Rate VIEW to exit SET TIME VIEW Enter Set Sample Rate mode SE
7. T to save VIEW to exit SET TIME Enter Set Time Date mode SET to save VIEW to exit SET TEMP UP Enter Set TEMP Vertical Scale mode TEMP selects upper lower SET to save SET RH UP Enter Set RH Vertical Scale mode RH selects upper lower SET to save RH520 EU ENG V4 2 3 10 Getting Started POWER 1 The RH520 runs on battery power or AC adaptor 4 5VDC 300mA Battery power consists of three 3 AA batteries See the Battery Replacement section of this manual when changing installing the batteries Note Batteries and adaptor are supplied Plug the AC adaptor in the AC adaptor jack shown in the Description section The batteries will act as battery back up in the event of an AC power failure Once the batteries are installed or the adaptor properly connected the RH520 will begin displaying In the unlikely event that the AC power AND the battery back up fails the RH520 will require a Programming Reset to reset the display Press the RESET button located inside the battery compartment Reset clears all settings Time Date and the logging interval need to be entered The measurement data and alarm history however will still be retained in the non volatile memory The 5 segment battery life indicator allows the user to track the status of the battery When all 5 segments are dark the battery is fully charged Segments switch off as the battery ages When the battery indicator has only one segme
8. 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 2012 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 writ ten consent of OMEGA ENGINEERING INC Where Do Find Everything Need for Process Measurement and Control OMEGA Of Course Shop online at omega com TEMPERATURE l4 Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies IA Wire Thermocouple RTD amp Thermistor lA Calibrators amp Ice Point References lA Recorders Controllers amp Process Monitors LY Infrared Pyrometers PRESSURE STRAIN AND FORCE IA Transducers amp Strain Gages Y Load Cells amp Pressure Gages A Displacement Transducers IA Instrumentation amp Accessories FLOW LEVEL A Rotameters Gas Mass Flowmeters amp Flow Computers WY Air Velocity Indicators A Turbine Paddlewheel Systems A Totalizers amp Batch Controllers pH CONDUCTIVITY LY pH Electrodes Testers amp Accessories A Benchtop Laboratory Meters I Controllers Calibrat
9. cing Europe Toll 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 0800 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 EMII 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 User Manual X OMEGA Paperless Humidity Temperature Chart Recorder Model RH520 Introduction Congratulati
10. e ALARM display icon is ON steady there are past Alarms to view in the Alarm history Use the cursors or the ALARM button to view the Alarm history as described elsewhere in this manual Note that the Alarm display icon and the external alarm relay module can be controlled separately as indicated in the statements above Factory Default Settings Default LCD mode Standard View Temperature Graph Vertical Resolution 20 to 40 C RH Graph Vertical Resolution 0 to 100 TEMP and RH Alarm Limits 0 low and 100 high Sample Rate One 1 reading stored per minute Battery Heplacement The 5 segment battery life indicator allows the user to track the status of the battery When all 5 segments are dark the battery is fully charged Segments switch off as the battery ages When the battery indicator has only one segment left the batteries must be replaced immediately 1 Open the battery compartment on the rear of the instrument 2 Remove the old batteries and replace with three 3 heavy duty alkaline AA batteries observing polarity 3 Replace the battery compartment cover securely 4 The RH520 will require a Programming Reset to reset the display Press the RESET button located inside the battery compartment Reset clears all settings Time Date and the logging interval need to be entered The measurement data and alarm history however will still be retained in the non volatile memory You as the end user ar
11. e legally bound Battery ordinance to return all used batteries and accumulators disposal in the household garbage is prohibited You can hand over your used batteries accumulators gratuitously at the collection points in our branches in your community or wherever batteries accumulators are sold Disposal Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle 13 RH520 EU_ENG V42 3 10 Specifications Display Temperature Range Accuracy Humidity Range Accuracy Dew point temperature Internal memory storage Sampling interval Graph scaling Low battery indication Alarm output Power supply Battery life Operating Temperature Operating Humidity Dimensions Weight Alarm Output Graphical LCD 0 0 to 120 0 F 17 to 50 C 1 8 F 1 C 20 0 to O F 28 to 17 C 5 4 F 3 C 120 0 to 140 F 50C to 60 C 5 4 F 3 C 10 to 95 3 0 RH 28 to 60 C 20 0 to 140 0 F 49 152 complete reading sets Selectable recording rate 0 1 6 seconds to 199 9 minutes User selectable in 5 C 5 F and 10 increments 5 segment battery indicator 3 5mm Mono Phone Plug Maximum 3 4mA 5 Vdc Minimum Output Voltage 2 5 Vdc Three 3 AA batteries and AC adaptor included DC4 5V 300mA 3 5mm x 1 35 mm plug 22 6 19 4 weeks typical using alkaline batteries CONTROL MODULE and DISPLAY 0 to 50 C 32 to 120 F SENSOR 28 to 60 C 20 t
12. ected by the cursor are shown in the Time Date and numerical measurement display fields Each press of the RIGHT ARROW button will move the cursor to the right When the cursor reaches the right side limit the graph will move to the left Holding the button down will speed the scrolling rate When the cursor reaches the oldest last reading it will stop Each press of the LEFT ARROW button will move the cursor to the left When the cursor reaches the left side limit the graph will move to the right Holding the button down will speed the scrolling rate When the cursor reaches the newest latest reading it will stop Each press of the UP ARROW button will shift the graph to the next set of 64 values to the left of the ones currently displayed the cursor will not move Each press of the DOWN ARROW button will shift the graph to the next set of 64 values to the right of the one displayed the cursor will not move Cursor Position mummmmmmmmEE 0 MEMORY LEFT Im mmm m Measurements Qt current Cursor position PTT Time and Date of readings at current cursor position 9 RH520 EU_ENG V4 2 3 10 MAX MIN DISPLAYS 1 Press the VIEW button in the Standard View to display the highest MAX and lowest MIN temperature and RH readings from all of the stored measurement records When viewing the highest readings the MAX indicator will switch on When viewing the lowest
13. lap and the upper value cannot be less than zero Press the TEMP button to toggle upper and lower range values Press the SET button at any time to store a value and return the instrument to the Standard View Press VIEW at any time to return to the Standard View SETTING THE VERTICAL RESOLUTION FOR THE RH GRAPHIC DISPLAY Ale OO OP SOURS 09 DO Press the SET RH and UP arrow buttons simultaneously The upper RH range indicator will flash and the SET icon will appear Use the UP DOWN buttons to change the upper RH value in 10 increments Press the RH button and the lower RH range indicator will flash Use the UP DOWN buttons to change the lower RH value in 10 increments Note that the upper and lower RH values cannot overlap Press the RH button to toggle upper and lower range values Press the SET button at any time to store a value and return the instrument to the Standard View Press VIEW at any time to return to the Standard View 7 RH520 EU_ENG V4 2 3 10 SETTING THE RECORDING SAMPLE RATE The Sampling Rate is the rate at which the RH520 automatically records measurements 1 2 7 8 9 Press the SET VIEW and TIME arrow buttons simultaneously from the Standard View The current Sample Rate in minutes will appear in the numerical temperature display area The whole minutes area of the numeric display will flash The MIN and the SET icons will switch on All other TEMP and RH indicators and numeric displays will
14. me Use the LEFT and RIGHT arrow buttons to step through the minutes hours AM PM 24 Hour day month and year parameters If AM or PM is selected the date format will be MONTH DAY YEAR f 24 hour is selected the date format will be DAY MONTH YEAR Press SET at any time to store the new value and revert to the Standard View Press VIEW at any time to return to the Standard View without storing any changes CLEARING THE INTERNAL MEMORY Press the RESET button located inside the battery compartment to clear the display and measurement parameters sample rate vertical resolution and to reset the display Press the DATA RESET button located on the back of the unit to clear all of the stored readings the MAX MIN values and the Alarm history SELECTING THE UNIT OF MEASURE FOR TEMPERATURE C F The C F switch located inside the battery compartment is used to select the unit of measure for temperature displays SETTING THE VERTICAL RESOLUTION FOR THE TEMPERATURE GRAPHIC DISPLAY 1 ON o 8 Press the SET TEMP and UP arrow buttons simultaneously The upper temperature range indicator will flash and the SET icon will appear Use the UP DOWN buttons to change the upper temperature value 5 increments Press the TEMP button and the lower temperature range indicator will flash Use the UP DOWN buttons to change the lower temperature value 5 increments Note that the upper and lower temperature values cannot over
15. nt left the batteries must be replaced immediately NOTE Always set the date and time immediately after batteries have been installed or after the RESET button has been pressed MOUNTING THE RH520 The RH520 can be used in the following ways 1 2 Placed on a table top where the swivel keypad is employed as the table stand Wall mounted using the rear mounting holes MEASUREMENT PROBE The probe is attached to the meter with a 1 meter cable and can be used stored in the RH520 probe cradle or remotely The probe cable length can be easily extended with an RJ45 cable and a gender changer PUSH BUTTON LOCK OUT SECURITY FEATURE The RH520 can be secured from tampering by having its push buttons locked 1 Press for approx 1 second and release the UP DOWN LEFT and SET arrow buttons simultaneously to lock out the push buttons Note The security lock out can only be performed from the main view screen If a scroll key or the time button was pressed prior to setting up the lock out the user must scroll back to the main screen Press for approx 1 second and release the UP DOWN LEFT and SET arrow buttons simultaneously to restore the operation of the push buttons 6 RH520 EU_ENG V4 2 3 10 Programming the RH520 SETTING THE TIME AND DATE 1 2 3 4 5 6 From the Standard View press the SET and TIME buttons simultaneously The SET indicator will appear Use the UP and DOWN arrow buttons to set the ti
16. o 140 F CONTROL MODULE and DISPLAY 9096 RH max SENSOR 9596 RH max 127 x 196 x 23mm 5 0 x 7 7 x 0 9 357g 12 60z The alarm output can be used to power external warning or switching devices when programmed alarm limits are reached Software Software operational instructions are located on the software disc 14 RH520 EU ENG V4 2 3 10 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 evidence of having been tampered with or shows evidence of having been damaged as a result of excessive corrosion or current heat moist
17. ons on your purchase of the Extech RH520 Temperature Humidity Chart Recorder The RH520 measures and displays Temperature Humidity and Dew Point The remote detachable probe senses the ambient conditions while the LCD display graphs and provides numerical representation of the readings Programmable audio visual alarms alert the user when ambient conditions reach alarm presets The optional alarm module permits automatic relay switching when alarm presets are reached The RH520 Internal Memory can store up to 49 152 measurements for later transfer to a PC Careful use of this instrument will provide years of reliable service CAUTIONS e This device is not a toy and must not reach children s hands It contains hazardous objects as well as small parts that the children could swallow In case a child swallows any of them please contact a physician immediately e Do not leave batteries and packing material lying around unattended they can be dangerous for children if they use them as toys e Incase the device is going to be unused for an extended period of time remove the batteries to prevent them from training e Expired or damaged batteries can cause cauterization on contact with the skin Always therefore use suitable hand gloves in such cases e See that the batteries are not short circuited Do not throw batteries into the fire 2 RH520 EU_ENG V4 2 3 10 RH520 Description D gi ec 11 12 13 14 15
18. 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 following information available BEFORE OMEGA for current repair charges Have the contacting OMEGA following information available BEFORE 1 Purchase Order number under which contacting OMEGA the product was PURCHASED 1 Purchase Order number to cover the 2 Model and serial number of the product COST of the repair under warranty and 2 Model and serial number of theproduct and 3 Repair instructions
19. ors Simulators amp Pumps A Industrial pH amp Conductivity Equipment DATA ACQUISITION IA Data Acquisition amp Engineering Software IA Communications Based Acquisition Systems WY Plug in Cards for Apple IBM amp Compatibles A Data Logging Systems Recorders Printers amp Plotters HEATERS LY Heating Cable A Cartridge amp Strip Heaters A Immersion amp Band Heaters A Flexible Heaters A Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL LY Metering amp Control Instrumentation Refractometers Pumps amp Tubing lA Air Soil amp Water Monitors 4 Industrial Water amp Wastewater Treatment IA pH Conductivity amp Dissolved Oxygen Instruments M5206 0812
20. switch off The projected TIME and DAYS representing the moment the internal memory will be full based on the sample rate is displayed in the TIME and DATE display areas Use the UP DOWN arrow buttons to increment decrement the rate Use the LEFT RIGHT arrow buttons to step through the units of time Sample rates can be set from 0 1 minutes 6 seconds up to 199 9 minutes Press the SET button at any time to save changes and return to the Standard View Press VIEW at any time to return to the Standard View without saving the changes SETTING THE TEMPERATURE ALARM LIMITS 1 2 oN Press the SET TEMP and ALARM buttons simultaneously from the Standard View The ALARM SET and MAX indicators will switch on All of the RH indicators will switch off Use the UP DOWN arrow buttons to increment decrement the HIGH temperature alarm limit Use the LEFT RIGHT arrow buttons to step through the decades Press the ALARM button The MIN low alarm indicator will switch on Use the UP DOWN arrow buttons to increment decrement the LOW temperature alarm limit Use the LEFT RIGHT arrow buttons to step through the decades The HIGH and LOW alarm limits cannot overlap Use the ALARM button to toggle between the HIGH and the LOW alarm limits Press the SET button at any time to save changes and return to the Standard View Press VIEW at any time to return to the Standard View without saving the changes SETTING THE RH ALARM LIMITS 1 2 MN
21. the sample rate in minutes the MIN display icon will switch on 3 The projected TIME DAYS that the internal memory will be full based on the current sample rate is displayed in the TIME and DATE display areas To change the sample rate refer to the programming section of this manual 5 Press the VIEW button to return to the Standard View mmmmmmEEEE 0 MEMORY LEFT MIN 12 Hrs 38 minutes 10 months 28 days 3 years Sample rate in minutes MINUTES indicator Displays how long it will take to finish recording in hours minutes months days years Not the actual date Transfer logged readings using the PC Interface Software installation procedure and operational instructions are located on the ExChart software disc 12 RH520 EU ENG V4 2 3 10 Alarm Conditions and the Alarm History When in Standard View mode If the ALARM display icon is flashing an Alarm condition currently exists f the ALARM display icon is ON steady there are past Alarms to view in the Alarm history Use the ALARM button to view the Alarm history as described elsewhere in this manual f an Alarm is tripped press the ALARM button to silence it Press and hold the SET button for 2 seconds to clear an alarm through the external relay module When in Alarm View or Time View mode f the ALARM display icon is flashing the cursor is currently on an Alarm condition f th
22. ure 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 intended 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
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