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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 trademark of OMEGA ENGINEERING, INC.
© Copyright 2018 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.

FOR 

WARRANTY

 RETURNS, please have the  

following information available BEFORE contacting 

OMEGA:
1.   Purchase Order number under which the product 

was PURCHASED,

2.   Model and serial number of the product under 

warranty, and

3.  Repair instructions and/or specific problems  

  relative to the product.

FOR 

NON-WARRANTY

 REPAIRS, consult 

OMEGA for current repair charges. Have 

the following information available BEFORE 

contacting OMEGA:
1.  Purchase Order number to cover the COST  

  of the repair,
2.  Model and serial number of the product, and
3.  Repair instructions and/or specific problems  

  relative to the product.

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.

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, 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 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 harmless from any liability or damage whatsoever arising out of the use of the 

Product(s) in such a manner.

Summary of Contents for DRST-FR

Page 1: ...DRST FR Programmable Converter TM User sGuide e mail info omega com For latest product manuals www omegamanual info Shop online at omega com ...

Page 2: ...specifications without notice omega com info omega com Servicing North America U S A Omega Engineering Inc Headquarters Toll Free 1 800 826 6342 USA Canada only Customer Service 1 800 622 2378 USA Canada only Engineering Service 1 800 872 9436 USA Canada only Tel 203 359 1660 Fax 203 359 7700 e mail info omega com For Other Locations Visit omega com worldwide ...

Page 3: ... In General 8 Section 6 Applications 8 Section 7 Technical Characteristics 9 Section 8 Analogue output 9 Section 9 Digital Ouput s 9 Section 10 Relay Outputs 9 Section 11 Status indication 9 Section 12 Electrical specifications 10 Section 13 Inputs 11 Section 14 Order 14 Section 15 DRST FR connection to Loop Link 14 Section 16 Block diagram DRST FR A 15 Section 17 Block diagram DRST FR B 16 ...

Page 4: ...ERAL WARNING Until the device is fixed do not connect hazardous voltages to the device The following operations should only be carried out on a disconnected device and under ESD safe conditions Dismantlement of the device for setting of DIP switches and jumpers General mounting connection and disconnection of wires Troubleshooting the device Repair of the device and replacement of circuit breakers...

Page 5: ...d shock as well as rain and heavy moisture If necessary heating in excess of the stated limits for ambient temperatures should be avoided by way of ventilation All devices fall under Installation Category II Pollution Degree 1 and Insulation Class II Mounting Only technicians who are familiar with the technical terms warnings and instructions in the manual and who are able to follow these should c...

Page 6: ...st two digits in the serial number Calibration and Adjustment During calibration and adjustment the measuring and connection of external voltages must be carried out according to the specifications of this manual The technician must use tools and instruments that are safe to use Normal operation Operators are only allowed to adjust and operate devices that are safely fixed in panels etc thus avoid...

Page 7: ......

Page 8: ...rforms frequency to current and voltage conversion The output can be programmed to show period meaning that the input frequency can be converted to a linear time signal The digital outputs are used as e g a frequency watch for speed control or as a window comparator having one status between 2 limits and the opposite status outside these limits The f f function can be used for pulse division or mu...

Page 9: ...p to ground must pass through the internal shunt Standard voltage output pin 12 is obtained by leading the current signal pin 13 through an internal shunt resistor pin 12 At voltage signals in the ranges 0 1 VDC a 50 Ω shunt JP1 is applied in the ranges 0 10 VDC a 500 Ω shunt JP2 is applied Section 9 Digital output s The action on the outputs can be inverted and the hysteresis can be set acc to yo...

Page 10: ... Response time digital output 50 ms period Signal dynamics output 16 bit Calibration temperature 20 28 C Temperature coeffici ent 0 01 of span C Linearity error 0 1 of span Effect of supply voltage change 0 005 of span VDC Auxiliary voltages NAMUR supply 8 3 VDC 0 5 VDC 8 mA NAMUR supply EEx 8 5 VDC 0 5 VDC 8 mA S0 supply 17 VDC 20 mA NPN PNP supply 17 VDC 20 mA Special supply programmable 5 17 VD...

Page 11: ...om 1 8 mA nom NAMUR input acc to DIN 19234 Trig level LOW 1 2 mA Trig level HIGH 2 1 mA Input impedance 1000 Ω Sensor error detection only for NAMUR Breakage 0 1 mA Short circuit 7 0 mA Response time 400 ms Tacho input Trig level LOW 40 mV Trig level HIGH 40 mV Input impedance 100 kΩ Max input voltage 80 VAC pp NPN PNP input Trig level LOW 4 0 V Trig level HIGH 7 0 V Input impedance standard 3 48 ...

Page 12: ...value Updating time 20 ms Load max 20 mA 600 Ω 12 VDC Load stability 0 01 of span 100 Ω Current limit 23 mA Voltage output through internal shunt Signal range 0 10 VDC Min signal span 250 mV Max offset 50 of selected max value Load min 500 kΩ Active outputs NPN PNP Imax source 10 mA Imax sink 130 mA Vmax 28 VDC f f converter output Signal range 0 1000 Hz Min pulse width 500 µs Max pulse width 999 ...

Page 13: ...icable in zone 0 1 2 20 21 or 22 Ex I S data Terminal 31 33 Um 250 V Terminal 42 43 and 52 53 Uo 10 6 VDC Io 13 8 mA Po 38 mW Lo 160 mH Co 1 9 µF GOST R approval VNIIM VNIIFTRI Cert no Visit www omega com Observed authority requirements Standard EMC 2004 108 EC EN 61326 1 LVD 2006 95 EC EN 61010 1 PELV SELV IEC 364 4 41 and EN 60742 ATEX 94 9 EC EN 50014 EN 50020 and EN 50284 Of span Of the presen...

Page 14: ...age Option 08 30 00 Date 1994 8 10 943201594 PRelectronics Analog input Analog output Serial no Input type Output type 4 20mA Upscale Sensorerror Pt100 DIN IEC 0 00 50 00 C 3 wire 1 00 sec Input range Connection Cold junction comp Response time Tag no COM Loop Link 14 Section 15 DRST FR connection to Loop Link Power Communications DRST FR OMset DRST FR ...

Page 15: ...Block Diagram DRST FR A 16 15 Section 16 Block Diagram DRST FR A ...

Page 16: ...NOTES 16 ...

Page 17: ...t software 6 2 EX Interfaces Interfaces for analog and digital signals as well as HART signals between sensors I P converters frequency signals and control systems in Ex zone 0 1 2 and for some devices in zone 20 21 22 6 3 Isolation Galvanic isolators for analog and digital signals as well as HART signals A wide product range with both loop powered and universal isolators featuring linearization i...

Page 18: ...th analog and digital bus communication ranging from application specific to universal transmitters 6 5 Universal PC or front programmable devices with universal options for input output and supply This range offers a number of advanced features such as process calibration linearization and auto diagnosis 18 ...

Page 19: ...GA 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 ...

Page 20: ...rs M U Turbine Paddlewheel Systems M U Totalizers Batch Controllers pH CONDUCTIVITY M U pH Electrodes Testers Accessories M U Benchtop Laboratory Meters M U Controllers Calibrators Simulators Pumps M U Industrial pH Conductivity Equipment DATA ACQUISITION M U Communications Based Acquisition Systems M U Data Logging Systems M U Wireless Sensors Transmitters Receivers M U Signal Conditioners M U Da...

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