Omega DPF500 Series User's Manual
Contents
1. Shop online at omega com EOMEGA omega com e mail info omega com For latest product manuals omegamanual info so9001 so9002 08 10 Wo 2 RN aint SI 3 ON SN 3813 1109 PE No gt n MELO 3198347 3 ri 0 ERTIFIED TIFIED CORPORATE QUALITY CORPORATE QUALITY 7 Ed 27 i STAMFORD CT MANCHESTER UK a 2e HER Es DLN AT Sea gt OPEN SUPPL fs SO ONDI N x our Ex AT he d DPF500 Series Ratemeter Totalizer omega con SEOMEGA OMEGAnet Online Service Internet e mail omega com info omega com U S A ISO 9001 Certified Canada Servicing North America One Omega Drive P O Box 4047 Stamford CT 06907 0047 TEL 203 359 1660 FAX 203 359 7700 e mail info omega com 976 Bergar Laval Quebec H7L 5A1 Canada 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 Benelux Czech Republic France Germany Austria United Kingdom ISO 9002 Certified Sales Service 1 800 826 6342 1 800 TC OMEGA Customer Service 1 800 622 2378 1 800 622 BEST Engineering Service 1 800 872 9436 1 800 USA WHEN TELEX 996404 EASYLINK 62968934 CABLE OMEGA En Espa ol 001 203 359 7803 e mail espanol omega com FAX 001 203 359 7807 info omega com mx Servicing Europe Postbus2. Press the key to advance to the next digit Press the E key to enter the displayed value Press the M key to skip and keep the existing value Press the key to step to the desired pulse scale divider for the pulse output Press the E key to enter the displayed pulse scale divider Press the M key to skip and keep the existing pulse scale value Press the 4 key to step to the desired pulse width for the pulse output Press the E key to enter the displayed pulse width Press the M key to skip and keep the existing pulse width This will not display if Pulse Out is turned OFF Press the key to increment each individual digit of the lock code Press the key to advance to the next digit Press the E key to enter the displayed value Press the M key to skip and keep the existing value Press the 4 key to step to the desired lock setting Press the E key to enter the displayed lock setting Press the M key to skip and keep the existing setting Chapter 5 Operation 5 1 General A suitable pulse producing device or flow meter is wired to one of the three pulse inputs provided on the DPF500 Only one of these inputs is used in a given application There are no connections to the two unused pulse inputs Isolated magnetic pickups may be connected to terminals 1 and 2 Isolated contact closures may be connected to terminals 5 and 6 Any high level DC pulse type may be connected to terminals 9 and 10 Power to
3. 8034 1180 LA Amstelveen The Netherlands TEL 31 0 20 3472121 FAX 31 0 20 6434643 Toll Free in Benelux 0800 0993344 e mail salesQomegaeng nl Frystatska 184 733 01 Karvin Czech Republic TEL 420 0 59 6311899 FAX 420 0 59 6311114 Toll Free 0800 1 66342 e mail info omegashop cz 11 rue Jacques Cartier 78280 Guyancourt France TEL 33 0 1 61 37 2900 FAX 33 0 1 30 57 5427 Toll Free in France 0800 466 342 e mail sales omega fr Daimlerstrasse 26 D 75392 Deckenpfronn Germany TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 Toll Free in Germany 0800 639 7678 e mail info omega de One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5BD United Kingdom TEL 44 0 161 777 6611 FAX 44 0 161 777 6622 Toll Free in United Kingdom 0800 488 488 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 Chapter 1 Chapter 2 Chapter 3
4. Chapter 4 Chapter 5 Chapter 6 Chapter 7 Table of Contents Introduction BRUL ie EE OE EE ER conel een ieee 1 2 Description RE AG AA ee ee ee ee ee Re ee ee ee lede AR as 1 4 Available Models ee ee ee ee RR RR AA ee ee ee ee ee ee RR Re ee ee ee ee 1 5 Available Options Accessories ee ee RR Re ee ee ee ee ee Installation 2 1 Battery InstallatiON sis se BE EENS EERE ve SE SEER Gie es 2 2 Battery Replacement i ss tens ERAS SEER SG GE a ge Ge ee da 2 3 DIMENSIONS ee sae ER EN RE Ne Re RR Re Ke Re EER ee EE ZEN AE IE OE OE ER OE N 2 5 Typical Applications Wiring Diagram sees ese ee ee ee 20 Point Linearization Operation 3 1 20 Point Linearization LIN OPHON ese ee ee Re Re ee Programming 4 1 Explanation of Display PromptsS iss see ee ee ee ee ee ee ee ee ee ee ee ee ee ee 4 2 Programming Flowchart iese ee ee ee Re ee RA ee ee ee Re ee ee be Operation b 1 General EE EER SEE iia 5 2 Maintenance ee ee ee ee ee ee ee ee ee ee ee ee ee ee Error Messages Analog Output Calibration 6 1 Error Messages sees ee ee ee ee ee Re ee ee ee ee ee ee ee ee ee ee ee ee ee 6 2 Analog Output CalibratioN ee RA Re ee ee Specifications TA Specifications iis ER ER Bees liar THIS PAGE INTENTIONALLY BLANK Chapter 1 Introduction 1 1 Unpacking Remove the Packing List and verify that you have received all equipment If you have any questions about the shipment please call
5. Plotters HEATERS 4 Heating Cable MF Cartridge amp Strip Heaters 4 Immersion amp Band Heaters A Flexible Heaters 4 Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL 4 Metering amp Control Instrumentation 4 Refractometers 4 Pumps amp Tubing H Air Soil amp Water Monitors A Industrial Water amp Wastewater Treatment A pH Conductivity amp Dissolved Oxygen Instruments M1896 0705
6. Replacement The DPF500 has a battery monitor feature which illuminates when the lithium battery voltage approaches its end of life A descriptor BAT illuminates when the battery voltage falls below this predetermined value The low bat tery detector operates correctly with all power options The battery or batteries should be replaced within several weeks of the first occurrence of low battery warning BAT Left unattended the unit may become inaccurate cease to operate or malfunction Before replacing the battery ies Press the lt left arrow key to save the totalizer The display will show SALE EotRL This will save the current total value and the total will resume from this value when the new battery ies is are installed NOTE If the display starts to flash after the SALE tot AL message times out press the E enter key If the message E FLASH is displayed then there was not enough power left to save the setup and totalizer to flash memory At this point you must record the totalizer and setup information and re enter the setup data after the new battery ies is are installed Install new battery ies as described above Fig 1 Rear View DPF5 BP Connector 654321 Oo o 2 3 Dimensions DPF5 BP Accessory Mounting Hole 0 125 3 dia 2 40 61 O Baitan 0 15 3 8 g 2 20 56 I _ 0 30 max 7 6
7. a Dimensions are in inches mm DPF501 Outside Dotted Line Shows 3 582 Dia Bolt Circle Outside Panel Dimension 125 Holes to be 120 Apart 10 17 4 00 Diameter 3 062 77 77 2 54 43 gt 4 Dia Cutout F N do O ona 7 2 875 101 6 A 73 A O Dimensions are in inches mm DPF502 8 Screw Mounting holes molded directly under cover screws Max screw head 29 Typ 4 places 4 92 125 Le 4 33 110 To access terminals remove cover 3 a and 4 panel screws Terminals are o Os on bottom side of PC board Panel Screws 4 33 4 92 f T 17 98 110 125 E M slae TOP VIEW PANEL INSTALLED BOTTOM VIEW Dimensions are in inches mm DPF503 To access terminals unscrew cover and loosen 2 panel screws If screws are removed spacers may drop out Terminals are on bottom side of PC board 3 4 NPT 2 HLS 5 00 127 4 25 gt 108 i 5 25 133 Dimensions are in inches mm 2 4 Wiring Several typical applications of the DPF500 are shown below Please observe that the various pulse inputs and power options may be intermixed in many ways to solve common applications The isolated pulse output may be freely used
8. 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 the product 1 Purchase Order number to cover the COST was PURCHASED of the repair 2 Model and serial number of the product under 2 Model and serial number of the product and warranty and 3 Repair instructions and or specific problems 3 Repair instructions and or specific 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 engineeri
9. out low Sets the low setting for the 4 20 mA analog output Key in the low rate value at which the unit will output 4mA Press the key to increment each digit Press the lt key to step to the next digit to the left Press the E key to enter the displayed out lo value 4 1 Explanation of Display Prompts continued out Hi out high Sets the high setting for the 4 20 mA analog output Key in the high rate value at which the unit will output 20 mA Press the 1 key to increment each digit Press the lt key to step to the next digit to the left Press the E key to enter the displayed out hi value PuLSCALE pulse out scaling This allows the unit to output a pulse for each least significant total count divided by the selected divider The pulse out can be divided by 1 d 10 d 10 100 4 100 or turned off aFF With the divider set at 1 the unit will give a pulse out for every increment of the LSD displayed Note For maximum battery life turn the pulse output off when pulse output is not used Selecting the proper pulse output divider may be needed so that the pulse output does not exceed the maximum rate of the pulse output If the pulse output pulses too quickly a flashing display will result Pressing the M key will result in a display of an error mes sage E PULSE Press the E key to return to the run mode P uid H pulse width Sets the pulse width of the pulse output Selections are 0 5 1Hz 0 25 2Hz
10. so long as proper polarity is observed Caution When 4 20 mA loop option is provided the power wiring to the loop power option should always be to terminals 12 and 11 Accidental wiring to 12 and 6 should be avoided since excessive current flow may result Caution The magnetic pickup input and contact closure input require isolated sensors for proper operation Ac cidental connections to earth may result in erroneous operation of the analog output and or excessive current flow Caution Accidental connections from circuit common 3 or 6 to earth or terminal 11 may result in erroneous op eration of the analog output and or excessive current flow 2 5 Typical Applications Wiring Diagrams CONTACT INPUT PULSE OUTPUT BATTERY POWERED ISOLATED INPUT 4 20mA LOOP POWERED E YE p y To Shiel ESE T ai m FONE is Strip Chat dl O IE OS m Recorder rd 5 Tk NY UE sE Aas Pin E Es sn JM 24 VDC i ETM el Vf a E z GN om Power ae Son 123456 Supp PSU 24B DPF76 Totalizer Flowmeter with sii ee PSU 24B 4 20mA yoo In Lie 12 E Mag Input Switch Closure Quiput 4 20mA DE In in 12 1 Mag Input ag Inpu 11 2 Mag Input2 Opto ia 10 3 Shield GND NOTE Separate power supplies Eo ie 10 3 Shi
11. the displayed code If the code is correct display advances to CLr tot if not display returns to run mode Press the E key to clear the totalizer and return to the programming menu Press the M key to skip and go to next menu item Press the key to step the factor decimal to the desired location Press the E key to enter the displayed decimal location Press the M key to skip and keep the existing location NOTE For best performance and resolution choose as many decimal places as possible in the K Factor Example Enter a K Factor of 1 as 1 000 Press the key to choose factor type 20Pemt or LinEAr Press the E key to enter the displayed factor type Press the M key to skip and keep the existing factor type The FAL prompt will only appear if LinEAr is selected or if the unit was ordered without the 20 point linearization option Press the key to increment each individual digit of the factor Press the key to advance to the next digit Press the E key to enter the displayed factor Press the M key to skip and keep the existing factor The SEE PnES prompt will only appear if CAP ont is selected This allows users to bypass the 20 point set up and keep the existing values Press the key to choose YES or NO Press the E key to enter the displayedselection Press the M key to skip same as selecting NO Press the 4 key to increment each individual digit of the frequency for point Press the key
12. to advance to the next digit Press the E key to enter the displayed frequency Press the M key to skip and keep the existing frequency If O is entered the display will advance to the next prompt tdec NOTE Frequency factor point pairs must be entered in ascending order of fre quency Press the key to increment each individual digit of the factor for point Press the key to advance to the next digit Press the E key to enter the displayed factor Press the M key to skip and keep the existing factor If O is entered the display will advance to the next prompt tdec 4 2 Programming Flowchart continued Continued From Previous Page TOTAL DECIMAL fj E LIN 12345678 Eh GAL TOTAL all FT3 DESCRIPT OR JO M3 tot ESE blank BBL MCF set GEL SCALE ALL EH ratemeter JO He r SCALE dAYS ES mL RA TE 1 DECIMAL l E eie q E LOCA TION e detiol M y 7 NORMALIZATION f E JO nor DELA Y 0 We FUE E dELAY 1to 99 3 M y 0000 OUT LOW l NL Eh 4mA We out Lo M iy fT OUT HIGH 33323 is 20m 09 PULSE SCALER divider PULSE WIDTH seconds LOCK Ol 1 10 MAL Eb CODE i We Lol Coc TURN LOCK ON or OFF RUN MODE Press the key to step the totalizer decimal to the desired location Press the E key to enter the displayed decimal location Press the M key to skip and keep the existing location Press the key to step to the desired totalizer descriptor
13. 0 125 4Hz or 0 0625 8Hz This menu item is skipped if PULSCALE is turned off Lol Code lock code Sets the 5 digit lock code to be entered when the unit prompts Ent EodE This allows the user to gain access to the menu when the unit is locked Press the 1 key to increment each digit Press the lt key to step to the next digit to the left Press the E key to enter the displayed code Record this number for later use LOCK CODE Lol umt lock unit Sets the panel lock ON or OFF Press the 1 key to select On or OFF Press the E key to enter the displayed selection 4 2 Programming Flowchart RUN MODE __If panel M lock OFF If v lock ON ooog ENTER CODE i ad ri We nt Code If code gt incorrect If code correct CLEAR TOTAL di Lr tot y FACTOR POEL DECIMAL fy 2340578 E FACTOR cUPome F A r TYPE NO LinEAr 20P oink ET EE 2 CUP ome Line Ar selected selected FACTOR F ar Es p 100 EH SET 20PT Em EE M ia DE O ES Pat no selected selected REQUENC Fri FREOUENCY TE for POINT joe HHHHH FrO Fr19 El ie If Fri FR19 0 i E AL B FACTOR for N Y POINT o9 HEHHE FACO FAC19 Continue On y Next Page Press the M key to enter the programming menu If the panel lock is on you must enter the 4 digit lock code to gain access to the menu Press the key to increment each individual digit of the code Press the key to advance to the next digit Press the E key to enter
14. 4 30 VDC Low logic 0 Less Than 1 VDC Minimum Current 5 mA Hysteresis 0 4 VDC Frequency Range 0 to 5 kHz Min Pulse Width 0 1 msec CONTACT CLOSURE INPUT contact closure to common Internal Pullup Resistor 100 KQ to 3 6 VDC High logic 1 Open or 4 30 VDC Low logic 0 Less Than 5 VDC Internal Switch Debounce Filter 0 to 40 Hz NOTE Sustained contact closure will shorten battery life RESET INPUT contact closure to common Internal Pullup Resistor 100 KQ to 3 6 VDC High logic 1 Open or 4 30 VDC Low logic 0 Less Than 5 VDC Minimum On 25 msec NOTE Sustained contact closure will shorten battery life K FACTOR Range 0 001 to 99999999 Decimal Point Locations XXXX XXXX to XXXXXXXX 20 POINT LINEARIZATION LIN OPTION This feature allows the user to enter 20 different frequencies with 20 different corresponding K Factors to linearize non linear signals ANALOG OUTPUT MA OPTION Type 4 20 mA follows rate display Two wire hookup Accuracy 0 025 Full Scale at 20 C Temperature Drift 50 ppm C Typical Reverse Polarity Protected Update Rate 8 times second NOTE The DPF500 uses the 4 20 mA loop power as its primary power source when this option is used The battery is still required for standby battery operation DATA STORAGE Setup Information Stored in flash memory Totalizer Stored in battery backed RAM but can be saved to flash memory by operator for recall after battery change out Alarge delay setti
15. OMEGA Customer Service Department When you receive the shipment inspect the container and equipment for any signs of damage Note any evidence of rough handling in transit Immediately report any damage to the shipping agent NOTE The carrier will not honor any damage claims unless all shipping material is saved for their examination After examining and removing contents save packaging material and carton in the event reshipment is necessary 1 2 Description Featuring 5 digits of rate and 8 digits of total the DPF500 meter is a battery powered indicator capable of accepting magnetic pickup DC pulse and switch closure inputs The unit can be ordered with an optional 4 20mA output The DPF500 MA uses the 4 20mA loop to provide power when this output is used 1 3 Features e Magnetic Pickup Input Contact Closure Input DC Pulse Input Optically Isolated e Displays Rate 8 Total Simultaneously 5 Digit Rate Display 8 Digit Totalizer Display 4 20mA Analog Output MA option e Powered From Internal Battery or 4 20 mA Output Loop MA option e 20 Pt Linearization LIN option e Isolated Scaled Pulse Output 1 4 Available Models The following models are available from OMEGA Engineering Inc PART NUMBER DESCRIPTION DPF501 Panel Mount Battery Powered Ratemeter and Totalizer NEMA 4 Front DPF502 Wall Mount Battery Powered Ratemeter and Totalizer NEMA 4 Enclosure DPF503 Explosion Proof Battery Powered Ratemeter an
16. Press the E key to enter the displayed descriptor Press the M key to skip and keep the existing descriptor NOTE When option D rate per day is ordered selections are GAL BBL MCF M3 blank Press the 4 key to step to the desired scale setting Press the E key to enter the displayed scale setting Press the M key to skip and keep the existing setting NOTE When option D rate per day is ordered selections are n run SEC JAYS Press the key to step the ratemeter decimal to the desired location Press the E key to enter the displayed decimal location Press the M key to skip and keep the existing location Press the 4 key to increment each individual digit of the nor factor Press the E key to enter the displayed value Press the M key to skip and keep the existing value Press the 4 key to increment each individual digit of the delay Press the key to advance to the next digit Press the E key to enter the displayed value Press the M key to skip and keep the existing value Press the 4 key to increment each individual digit of the out low setting 4mA value This will only display on units with Analog Output Press the key to advance to the next digit Press the E key to enter the displayed value Press the M key to skip and keep the existing value Press the 4 key to increment each individual digit of the out high setting 20mA value This will only display on units with Analog Output
17. ault to 1 in LSD if a 0 entry is attempted The factor is displayed on the subsidiary lower display Press the 1 key to increment each digit Press the key to step to the next digit to the left Press the E key to enter the displayed factor 4 1 Explanation of Display Prompts continued Fr frequency for point This prompt will only appear when 20 point selected It sets the frequency for each of the 20 points Press the 1 key to increment each digit Press the lt key to step to the next digit to the left Press the E key to enter the desired frequency for point FACE factor for point This prompt will only appear when 20 point selected It sets the factor for each of the 20 points Press the 1 key to increment each digit Press the lt key to step to the next digit to the left Press the E key to enter the desired factor for point NOTE The display will advance to the next point Fr after each entry of the Fr amp Fac until all 20 points are com plete entering a 0 in the Fr or fac setting will advance the display to the next menu prompt tdec EGEL totalizer decimal Sets the decimal location for the totalizer The totalizer decimal is not a dummy decimal and will scale the totalizer display accordingly i e if the tdec is set in the tenths position 1234567 8 100 will be displayed as 100 0 The location of the decimal point allows for greater resolution of both the totalizer display and the pulse ou
18. d Totalizer Class I Division Groups B C amp D Class II Division Groups E F 8 G All units may be powered from an external 8 5 30 VDC to prolong internal battery life 1 5 Available Options Accessories The following options available at the time of ordering are available from OMEGA Engineering Inc PART NUMBER DESCRIPTION MA Loop Powered with 4 20 mA output LIN 20 point linearization BAT Battery Pack ET Extended Temperature Range The following accessories are available from OMEGA Engineering Inc PART NUMBER DESCRIPTION DPF5 BP External battery pack with 2 C size batteries and 12 leads DPF501 BAT Spare battery FPW 15 15 VDC power supply 1 Chapter 2 Installation 2 1 Battery Installation All DPF500 models are shipped without the battery ies installed This preserves battery life when the unit is not in service When using external DPF5 BP mount within 12 and plug connector into 3 position square posts see Fig 1 Polarity is not a concern because center is common To install the battery begin by locating the battery holder The DPF502 and DPF503 require opening the enclosure cover and removing the DPF500 to expose the battery holder The plus terminal of the battery is marked with a symbol stamped into the battery holder Be sure to install the battery ies correctly Install battery ies to begin setup procedure See Programming Flowchart to setup desired operating parameters 2 2 Battery
19. eld GND Opto Input 9 4 Reset Input are recommended to isolate output Opto Input 9 4 Reset Input Opto Out 8 5 Contact Input from input Opto Out 8 5 Contact Input Opto Out 7 6 Common DC In ae coo ee Opto Out 7 6 Common DC In MAG INPUT DPF5 BP POWERED MAG INPUT DC POWERED DPF5 BP o DPF5 BP PLUG IN o 2 CONNECTOR d L ae co 15 voc TOR E N El HH lS al Power 2 aft Y A weed ale 3 E Suppy f Jo SH 1 co 2 FPW 15 a ol y LIN lL a el Remote Remote 2 Reset Switch 9 O Reset Switch 4 20mA De In 12 1 Mag Input1 4 20mA DC In 12 1 Mag Input1 20mA 11 2 Mag Input2 4 20mA 11 2 Mag Input2 Opio ran 10 3 Shield GND Opto Input 10 3 Shield GND Opto Input 9 4 Reset Input Turbine Meter with Opto Input 9 4 Reset Input Turbine Meter with Opto Out 8 5 Contact Input Mag Pickup Opto Out 8 5 Contact Input Mag Pickup Opto Out 7 6 Common DC In Opto Out 7 6 Common DC In Chapter 3 20 Point Linearization LIN option 3 1 20 Point Linearization Operation LIN option A 20 point linearization table is used to construct a curve describing the relationship of K Factor and input frequency The measured input frequency is used to acc
20. es once per second with battery power 8X per second with DC or Loop power Rate Descriptors SEC MIN HR Min Input Frequency 0 01 Hz to 10 Hz selectable delay of 0 1 to 99 9 seconds Selectable Rate Display Damping Totalizer Display selectable decimal 8 Digits 99999999 0 2 High Totalizer Descriptors GAL LIT FT3 M3 blank Warning Displays Low battery warning PULSE OUTPUT The pulse output advances with the least significant digit of the totalizer or decimal multiples there of see Pulse scale divider Type Isolated photomos relay Max voltage off state 30 VDC Current on state 100mA Pulse Duration Selectable 0 5 0 25 0 125 0 0625 seconds Pulse Scale divider Pulscale User selectable 1 10 100 or OFF NOTE Select OFF for max battery life ACCURACY 0 01 Reading 1 count Temperature Drift 50 ppm C Worst Case ENVIRONMENTAL OPERATING TEMPERATURE 4 F 20 C to 158 F 70 C Extended Temp 22 F 30 C to 158 F 70 C HUMIDITY 0 90 Noncondensing MOUNTING STYLES 1 Panel Mount 2 Wall Mount NEMA 4X Front NEMA 4X Enclosure keypad mounted behind clear cover Class I Division Groups B C amp D Class II Division Groups E F amp G 3 Explosion Proof INPUTS MAGNETIC PICKUP INPUT Frequency Range 0 to 3500 Hz Trigger Sensitivity 30 mV p p 10 mV p p on special order Over Voltage Protected 30 VDC OPTO ISOLATED DC PULSE INPUT High logic 1
21. ess the table A linear interpolation of adjacent point pairs is used to arrive at the K Factor at that input frequency The flow rate and total are then com puted based upon the K Factor for that measurement sample NOTE For best performance and resolution choose as many decimal places as possible in the K Factor Example Enter a K Factor of 1 as 1 000 Chapter 4 Programming 4 1 Explanation of Display Prompts SALE EntAL Save Total Press the E key while the unit is running to save the total value The display will show SALE EoERL for a few seconds This is a very useful scratch pad to save and restore total when replacing the battery ies Ent Code enter code This prompt will only appear if the panel lock is ON Press the f key to increment each digit Press the lt key to step to the next digit to the left Press the E key to enter the 5 digit code If the entered code is correct the display will advance to the next menu prompt CLr tot If incorrect the display will return to the run mode Lr tot clear total Clears resets the totalizer Press the E key to clear the total and return to the run mode Press the M key to skip and advance to the next menu selection FAEL factor decimal Sets the decimal location for the factor This location is restricted to 3 places 99 999 The use of this decimal automatically limits the number of decimal locations allowable in the rate and total to acceptable ranges Press the lt k
22. ey to move the decimal Press the E key to select the displayed decimal location NOTE For best performance and resolution choose as many decimal places as possible in the K Factor Example Enter a K Factor of 1 as 1 000 FAC LinEAr 20P ome factor type This prompt will only appear if the unit is ordered with the 20 point linearization op tion The 20 Paint linearization selection is recommended for flow meters whose K factors change with different flow rates This selection allows users to enter up to 20 different frequencies with 20 corresponding K factors for different flow rates The LinEHr setting is used for flow meters whose output is linear over its entire operating flow range Press the 1 key to step to the desired choice Press the E key to enter the displayed factor type mol SES SE PntS set 20 point This prompt allows the user to skip the 20 point setup routine Select YES for initial setup or to change the present 20 point values Select na to skip and keep the existing values FAL factor This prompt appears on all units with linear inputs The Factor is the number of pulses per unit volume for the flow sensor The pulses unit volume is implied by the totalizer descriptor when a descriptor is used The implied units for the Factor are then as follows GAL pulses gallon LIT pulses liter FT3 pulses ft3 M3 pulses M3 Factors from 0 0001 to 99999999 may be used A 0 value for the factor is not allowed and the unit will def
23. fferent pulse scaler or totalizer decimal point E FLASH Save to flash Write down displayed total and memory failed setup values if you are changing the battery If total wasn t saved it will display an arbitrary total when new battery is installed In this case reset the total to O and check the setup information 6 2 Analog Output Calibration CAUTION Performing the analog output calibration will erase all programming values Please record all programmed values before beginning the analog output calibration If the unit is equipped with the analog output option the 4 20 mA has been accurately set to 4 000 and 20 000 mA by the factory No calibrationshould be required The 4 20 mA output may be verified periodically by installing a digital milliamp meter DMM in series with the analog output and simulating a full scale or over range flow rate If the output is out of calibration perform the following Remove power and or disconnect battery ies Hold down the scroll 1 key and replace the battery This will initiallize the unit and advance to the analog output calibration mode Connect a DMM set to read current in series with a power supply 8 5 to 30 volts DC to TB 12 and TB 11 The output should read 4 000 ma 0 005 If it does not Adjust the numbers on the display up or down until the output reads 4 000 ma 0 005 Press the E key The DMM should now read 20 000 ma 0 005 If it does not Adjust the
24. ious 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 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
25. large delay setting and internal math operations may delay the update rate A faster update rate occurs when the unit is loop powered or externally powered 5 2 Maintenance The only scheduled maintenance for the DPF500 is periodic replacement of the battery Battery Replacement See Section 2 1 for battery installation instructions See Section 2 2 for battery replacement instructions 10 Chapter 6 Error Messages Analog Output Calibration 6 1 Error Messages The DPF500 is provided with extensive self checking which assists the user in the location of setup entry errors and in reporting malfunctions or unusual operating conditions When an error occurs the display will flash Press any key to see the error message corresponding to the error that has occurred Press any key again to acknowl edge the error If the error can be eliminated by a change of setup values the unit will automatically advance to the MENU so that the appropriate setup changes can be made Table 1 illustrates the warning message problem and recommended corrective actions Diagnostic Error Messages Table 1 WARNING MESSAGE CAUSE CORRECTIVE ACTION CHEE Er Rate Low set Set Rate Hi greater higher than Rate Hi than Rate Lo FALC Err Factor 0 Set in correct Factor BAT Descriptor Low Battery Replace battery ies E EOERL Total rollover None required Er AcE Rate exceeds 99999 Use lower rate dec point E PuL SE Pulse out Overflow Use di
26. ng OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 2005 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied reproduced 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 I Find Everything Need for Process Measurement and Control OMEGA Of Course Shop online at omega com TEMPERATURE Pd Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies 4 Wire Thermocouple RTD amp Thermistor 4 Calibrators amp Ice Point References 4 Recorders Controllers amp Process Monitors LF Infrared Pyrometers PRESSURE STRAIN AND FORCE 4 Transducers amp Strain Gages H Load Cells amp Pressure Gages 4 Displacement Transducers A Instrumentation amp Accessories FLOW LEVEL 4 Rotameters Gas Mass Flowmeters amp Flow Computers 4 Air Velocity Indicators A Turbine Paddlewheel Systems A Totalizers amp Batch Controllers pH CONDUCTIVITY A pH Electrodes Testers amp Accessories L Benchtop Laboratory Meters 4 Controllers Calibrators Simulators amp Pumps 4 Industrial pH amp Conductivity Equipment DATA ACQUISITION 4 Data Acquisition amp Engineering Software 4 Communications Based Acquisition Systems 4 Plug in Cards for Apple IBM amp Compatibles W Datalogging Systems A Recorders Printers amp
27. ng and internal math operations may delay the update rate 12 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 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 moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGASs 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 var
28. numbers on the display up or down until the output reads 20 000 ma 0 005 Press E and the unit will return to the RUN mode 11 Chapter 7 Specifications 7 1 Specifications Power BATTERY POWERED Supplied with 1 or 2 C size Lithium battery pack EXTERNAL POWER INPUT Voltage 8 5 to 30 VDC Current Less than 5 mA Supplied with 1 C size lithium battery Protection Reverse Polarity Protection on DC Power Input LOOP POWERED Voltage 8 5 to 30 VDC Supplied with 1 or 2 C size lithium battery ies Protection Reverse Polarity Protection on Current Loop Loop Burden 8 5V maximum BATTERY LIFE EXPECTANCY Expected Years of Operation for DPF500 of various powering op tions at equipment duty cycles MODEL RUN TIME Idle 2hrs day hrs day 24hrs day BAT 10 yrs 10yrs 10 yrs 9 1 yrs BAT LIN 10 yrs 10 yrs 10 yrs 8 4 yrs Standard unit 10yrs 10 yrs 10 yrs 10 yrs and MA standby operation Standard unit Indefinite operation when externally powered and MA External or loop power BAT option contains DPF5 BP battery pack NOTE Battery shelf life is rated at 10 years by manufacturer Life expectancy based on rated battery capacity at 20 C The above table is shown with pulse output inactive Use of pulse output shortens battery life Example A pulse output of 0 06 sec duration once per second would derate the battery life by 20 DISPLAY Rate Display selectable decimal 5 Digits 99999 0 35 High Display updat
29. ter decimal location Sets the decimal location for the ratemeter The ratemeter decimal is not a dummy decimal and will scale the rate display accordingly i e if the r decloc is set in the tenths position 123 4 100 will be displayed as 100 0 The ratemeter decimal location is restricted to a maximum of 4 places 1234 However the number of ratemeter decimal locations allowable is reduced with each decimal place added to the factor decimal Press the lt key to move the decimal Press the E key to enter the displayed decimal location Note The flow rate indicator will flash 99999 if the computed flow rate exceeds the 99999 display capability of the indicator Choose a new decimal point location to avoid this nor NORMALIZING FACTOR Normalizes averages the data being received Enter a value from 0 to 9 Higher settings provide more normalizing averaging for a more stable display Derived from the equation Old Data x NOR New Data NOR 1 dELAY delay Sets the amount of time 0 1 to 99 9 seconds that the unit will look for valid input data If pulses are not detected within this window the rate will display 0 The display will update once every second as long as the unit receives valid data within a second Some internal mathematics may delay this update Press the key to increment each digit Press the key to step to the next digit to the left Press the E key to enter the displayed delay value out Lo
30. the unit may be provided by internal batteries external DC or the current loop In all cases the internal battery will provide for continued operation in the event primary power is lost Once properly wired the operation of the DPF500 is automatic The flow totalizer is updated once per second with battery power instantaneously with DC or loop power If no input counts are received the unit remains in a low power state to conserve power The flow total may be cleared by the front panel switch sequence or by a contact closure on the remote reset ter minal to circuit common To reset the unit from the front panel the following key sequence is required Press M CLr tot will be displayed if the panel lock is on the display will prompt Ent CadE Enter the proper code to advance to the CLr tat prompt Press E To clear the total Unit will return to operation The flow rate indicator will measure the flow rate once every second with battery power 8 times per second with DC or loop power and display the flow rate If the input pulses are not detected within the delay setting 0 1 to 99 9 seconds a flow rate of 0 will be indicated The analog output will be scaled based on the user selected zero and full scale and the measured flow rate The analog output is updated at the same time as the rate display The pulse output updates at the same rate as the total display in accordance with the instrument setup of pulse scaling A
31. tput The pulse output advances at a rate dependent on the least significant digit of the total izer The totalizer decimal location is restricted to a maximum of 4 places 1234 5678 However the number of totalizer decimal locations allowable is reduced with each decimal place added to the factor decimal Press the key to move the decimal Press the E key to enter the displayed decimal location Note The selection of the factor decimal point limits the available selections for the number of decimal points available for the totalizer This is automatic Enter your selection of the Factor s decimal point before entering the totalizer decimal point to assure the proper selection of the totalizer decimal point has been made tot dESL totalizer descriptor This allows you to illuminate one of the available descriptors on the display STD GAL LIT FT3 M3 or blank D option GAL BBL MCF M3 blank Press the t key to select the descrip tor Press the E key to enter the selected descriptor r SCALE ratemeter scaling Sets the rate readout Choose rate per hour Hr5 minutes nnn or seconds SEC Days will appear on units ordered with the D rate per day option The scale setting is shown on the main upper display Press the 1 key to step to the desired choice Press the E key to enter the displayed scale setting Note A rate descriptor corresponding to the above choice will be illuminated on the display r dELLoL rateme
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