Omega Vehicle Security DRN-ACC User's Manual
Contents
1. 10 Above full scale continuously 100 Above full scale for 10 seconds ANALOG TO DIGITAL TECHNIQUE Dual slope READ RATE 3 readings second ACCURACY AT 25 C 0 2 of FS from 30 Hz to 1 KHz TEMPERATURE STABILITY 10 100 mA Range 100 ppm C typical 1 Amp Range 150 ppm C typical 5 Amp Range 200 ppm C typical STEP RESPONSE FOR RS232 OUTPUT 2 seconds to 99 of the final value Filter time constant 64 RESPONSE TIME To verify the response time check the carriage return lt CR gt it will be sent at the end of the response You can send another command after you receive the lt CR gt i e send X01 response X01 lt DATA gt lt CR gt 3 WARM UP TO RATED ACCURACY 30 minutes ANALOG OUTPUT SIGNAL TYPE Voltage 0 10 Volt maximum current 10mA Current 0 20 mA or 4 20 mA maximum compliance voltage 10 Volts maximum loop resistance 500Q ANALOG OUTPUT LINEARITY 0 1 of FS ANALOG OUTPUT STEP RESPONSE TIME 2 seconds to 99 of final value INPUT POWER 10 to 32 Volt DC POWER CONSUMPTION 2 4 Watts 100 mA at 24 V DC OPERATING AMBIENT 5 to 55 C STORAGE TEMPERATURE 40 to 85 C RELATIVE HUMIDITY 90 at 40 C non condensing DIMENSIONS lo Sz s6 z _ Es _ sac 7T 3co telele WARNING For low leakage pwr Current through the power Supply the ac voltage at Return input must not exceed 30 Vrms with reference to2. Earth Ground a Wut Ly NONOJ lt 30Vrms t i RETURN LOA PS D 5A 1A jw 100mA 11 DOO IN C ie External Power Supply 2N w o a gt yv OU Introduction The AC current input signal conditioners are high performance instruments that measure AC currents in 4 ranges with dedicated inputs The current ranges are 10 mA 100 mA 1 Amp and 5 Amps Key features of the signal conditioners are built in internal current shunts scalable analog output and a simple RS232 interface for scaling analog output and range selection The RS232 interface may also be used for digital transmission of the input signal to a computer or a PLC Additional features include three way isolation between DC power signal input and analog output RS232 Operation Note When connecting a current signal ensure that the input signal current is less than or equal to the rating indicated on signal input label A THERE ARE NO PROTECTIONS AGAINST OVERCURRENT AND THE UNIT WILL BE DAMAGED IF THE INPUT CURRENT EXCEEDS THE MAXIMUM RATING A PLEASE OBSERVE THE INPUT SIGNAL CONNECTION SPECIFIED IN THE SECTION BELOW THIS DEVICE MUST ONLY BE INSTALLED BY A PROFESSIONAL ELECTRICIAN
3. 001 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 prior written consent of OMEGA ENGINEERING INC M2522 0201 3 Power Input and Analog Output Setup To connect the signal input proceed as follows 1 Connect a DC power supply with an output voltage between 10 to 32 Volt DC to the signal conditioner J1 Note If power supply used has current limiting it may not be able to power the signal conditioners if the available output voltage is around 10 Volt since the peak current may reach 1 to 5 Amp for a few milliseconds 2 Determine the maximum current to be measured 3 Determine the appropriate input connection i e 10 mA 100 mA have the same input 1 Amp and 5 Amps have their own dedicated input The return is common to all inputs 4 Ensure that if the selected range is different from the default 5A then change the internal range by using the Setup Software and select the appropriate range 5 Connect the signal input to screw terminal and ensure that the screws are tight Failure to do so may cause electrical shock should the wires become loose and come out of the screw terminal 6 To verify that the set up is correct you may connect a DVM to the analog output Once connected power the signal conditioner and apply a known current from an AC source to input Me
4. MADE USA 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 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 OMEGAs customers receive maximum coverage on each product If the unit should malfunction it must be returned to the factory for evaluation OMEGAs 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 being damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGAs control Components which wear are not warranted including but 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 responsibil
5. asure and compare with expected values To custom scale the analog output proceed to the next step 7 To view change the scaling that relates the analog output to signal input connect the RS232 output of the signal conditioner to an available serial port of a computer The cable and the DB9 or DB25 connectors are available as an option 8 Turn on the computer start Windows 3 0 or higher and run the Signal Conditioner Configuration Setup Program If the program has not been installed then insert the 3 5 floppy disk in either drive A or B From the Program Manager choose File Run in the command box type either A setup or B setup according to your drive designation The program will create an icon for the signal conditioner You may start the program by clicking on this icon It is important to read the Setup Guide before installing or commissioning this device as it contains important information relating to safety and EMC f This device is marked with the international hazard symbol 6 9 Start the configuration program you need to indicate which serial port is to be used for serial communication by checking the appropriate check box on the opening menu Note It is not necessary to know the serial communication protocol i e baud rate parity 7 8 data bit and stop bit the program will determine this information automatically However it is good practice to mark the protocols used on the signal conditioner label if diff
6. cing Europe Benelux Postbus 8034 1180 LAAmstelveen The Netherlands TEL 31 20 3472121 FAX 31 20 6434643 Toll Free in Benelux 0800 0993344 e mail n omega com Rud armady 1868 733 01 Karvina 8 TEL 420 69 6311899 FAX 420 69 6311114 e mail czech omega com France 9 rue Denis Papin 78190 Trappes TEL 33 130 621 400 FAX 33 130 699 120 Toll Free in France 0800406342 e mail france omega com Czech Republic Germany Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany TEL 49 7056 9398 0 FAX 49 7056 9398 29 Toll Free in Germany 0800 TC OMEGA e mail germany omega com One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5EX United Kingdom TEL 44 161 777 6611 FAX 44 161 777 6622 Toll Free in England 0800 488 488 e mail sales omega co uk United Kingdom ISO 9002 Certified START HERE DRN ACC AC CURRENT INPUT General Description The DRN Series of DIN rail mountable signal conditioners are available for Thermocouple RTD Strain Process AC Voltage AC Current and Pulse Totalizer input types The factory calibrated signal conditioners are ideal for all process and power monitoring applications they feature 3 way isolation high accuracy input programmable outputs and are excellent front end interfaces for programmable logic controllers or data acquisition systems For maximum user configurability the signal conditioners allow complete input output scal
7. erent from default 10 Once the program starts it will automatically detect the signal conditioner configuration and will display a window of available options To view the signal input click on the display on off 11 To change analog output scaling choose analog output scaling and enter the desired values 12 Once the custom scaling is finished ensure that Send Configuration is clicked otherwise the changes will not take effect 13 The input output scaling may be fine tuned while both communication and analog output are active You may make a change to the analog output in the configuration program and watch the DVM connected to analog output of the signal conditioner follow the new settings 14 You may save or print a particular configuration by selecting the file menu It s always a good practice to both print and save the scaling of each signal conditioner 15 If the program is not able to establish communication then an error message is displayed This happens either when the wrong serial port is specified or when the cable is disconnected It is the policy of OMEGA 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 Engineering Inc accepts no liabilit
8. ing via a RS 232 connection to any PC or PLC Software Description The signal conditioner configuration program is a MS DOS Windows program this manual is for the Windows version It is designed especially for the DRN Series Signal Conditioner This program will run on any PC with Windows application and will start automatically Free Serial Communication software and ActiveX Controls are on the CD ROM enclosed with this shipment To download the latest software release or request a free CD ROM please go to www omega com software What You need e Your choice of the signal conditioner eIBM PC or compatible e Windows software 3 1 or higher or Windows 95 98 eRJ12 connector with telephone cable e Adapter DB9 or DB25 to RJ12 Setting up your System COMPUTER CONNECTION DB9 OR DB25 DB9 25 TO RJ12 2 INPUT RANGES 10 mA 100 mA 1 Amp 5 Amp AC current Dedicated input terminals for 10 100 mA same input 1 Amp and 5 Amp Return terminal common to all ranges FREQUENCY RANGE 30 Hz to 1KHz INPUT IMPEDANCE 3 3 Ohms for 10 100 mA input 0 2 Ohms for 1 Amp input 0 04 Ohms for 5 Amp input ISOLATION Dielectric strength to 1000 Vrms transient per 1 minute test based on EN 61010 for 50 Vdc or Vrms working voltage Three way Isolation e Power to input e Power to analog output communication e Input to analog output communication COMMON MODE REJECTION 100 dB INPUT OVER CURRENT PROTECTION
9. ity for any omissions or errors nor assumes liability for any damages that result from the use if its products in accordance with information provided by OMEGA either verbal or written OMEGA warrants only that the parts manufactured by it will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER 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 additionally purchaser will indemnify OMEGA and hold OMEGA harmle
10. ss 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 FOR NON WARRANTY REPAIRS consult OMEGA for current repair charges Have the following information available BEFORE P O number under which the contacting OMEGA product was PURCHASED 1 PO number to cover the COST of Model and serial number of the the repair product under warranty and 2 Model and serial number of Repair instructions and or specific product and problems relative to the product 3 Repair instructions and or specific problems relative to the product have the following information available BEFORE contacting OMEGA OMEGAs 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 2
11. y 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 patient connected applications PATENT AND TRADEMARK NOTICE This product is covered by one or more of the following patents U S Pat No Des 336 895 5 274 577 Canada 2052599 2052600 Italy 1249456 1250938 France Brevet No 91 12756 Spain 2039150 2048066 UK Patent No GB2 249 837 GB2 248 954 Germany DE 41 34398 C2 CE OMEGA omega con are trademarks of OMEGA Engineering Inc AN MA S Tp Ep Dj an DRN ACC AC Current Signal Conditioner omega com OZ OMEGA Internet e mail info omega com OMEGAnet On Line Service www omega com Servicing North America USA One Omega Drive P O Box 4047 ISO 9001 Certified Stamford CT 06907 0047 TEL 203 359 1660 e mail info omega com Canada 976 Bergar Laval Quebec H7L 5A1 TEL 514 856 6928 e mail info omega ca FAX 203 359 7700 FAX 514 856 6886 For immediate technical or application assistance USA and Canada 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 Mexico and TEL 001 800 TC OMEGA FAX 001 203 359 7807 Latin American En Espanol 001 203 359 7803 e mail info omega com mx Servi
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