background image

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.

omega.com   [email protected]

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: [email protected] 

 

 

 

For Other Locations Visit omega.com/worldwide

Summary of Contents for DRST-UN

Page 1: ...e mail info omega com For latest product manuals www omegamanual info DRST UN Universal Transmitter TM Shop online at omega com User sGuide ...

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: ... 4 Characteristics 9 4 1 Universal Transmitter DRST UN 9 4 2 Advanced Features 9 4 3 Application 9 4 4 Technical characteristics 9 Section 5 Display and Programming front 10 5 1 Functionality 10 5 2 Application 10 5 3 Technical characteristics 10 Section 6 Mounting and Demounting 11 6 1 Mounting and Installation 11 6 2 Mounting demounting the DRSL DISPLAY 11 6 3 Demounting of DRSL DISPLAY 11 Secti...

Page 4: ...Operation 23 10 1 General 23 10 2 Password Protection 23 10 3Signalandsensorerrorinfo DisplayfrontDRSL DISPLAY 23 10 4 Signal and sensor error info no display 24 10 5 Advanced Functions 24 10 6 Display setup 24 10 7 Two point process calibration 24 10 8 Process simulation function 25 10 9 Password 25 10 10 Language 25 10 11 Auto diagnosis 26 10 12 Selection of units 26 10 13 Safety readback 26 10 ...

Page 5: ...o not connect hazardous voltages to the device The following operations should only be carried out on a disconnected device and under ESD safe conditions General mounting connection and disconnection of wires Troubleshooting the device Repair of the device and replacement of circuit breakers must be done by PR electronics A S only HAZARD OUS VOLTAGE WARNING DRST UN must be mounted on a DIN rail ac...

Page 6: ... by way of ventilation All devices fall under Installation Category II Pollution Degree 1 and Insulation Class II 2 4 Mounting Only technicians who are familiar with the technical terms warnings and instruc tions in the manual and who are able to follow these should connect the device Should there be any doubt as to the correct handling of the device please contact your local distributor or altern...

Page 7: ...hat are safe to use Section 2 7 Normal Operation Operators are only allowed to adjust and operate devices that are safely fixed in panels etc thus avoiding the danger of personal injury and damage This means there is no electrical shock hazard and the device is easily accessible Instructions 2 Section 2 8 Cleaning When disconnected the device may be cleaned with a cloth moistened with distilled wa...

Page 8: ...ore a continuous measurement of the outgoing current is carried out on a 4 20 mA and 20 4 mA output signal If the current output signal is different from the internal calculated output value or the current output is 0 due to e g an open circuit breakage an error mode switches on the red front LED This function is not a default option but must be actively selected via the programming menu S4 20 S20...

Page 9: ... movements with attached potentio meter Power supply and signal isolator for 2 wire transmitters Process control with standard analogue output Galvanic separation of analogue signals and measurement of floating signals The DRST UN is designed according to strict safety requirements and is thus suitable for application in SIL 2 installations 4 4 Technical characteristics When DRST UN is used in com...

Page 10: ...T UN Can be moved from one DRST UN device to another and download the configuration of the first transmitter to subsequent transmitters Fixed display for readout of process data and status 5 3 Technical characteristics LCD display with 4 lines Line 1 H 5 57 mm shows input signal line 2 H 3 33 mm shows units line 3 H 3 33 mm shows analogue output or tag no and line 4 shows communication status Prog...

Page 11: ...d Demounting 6 Section 6 2 Mounting Demounting the DRSL DISPLAY 1 Insert the taps of DRSL DISPLAY into the holes at the top of the device 2 Swing DRSL DISPLAY into place Section 6 3 Demounting of DRSL DISPLAY 3 Push the release button on the bottom of DRSL DISPLAY and swing DRSL DISPLAY up 1 2 1 3 ...

Page 12: ...t age RTD and lin R TC Connect wires Order separately 5910 CJC connector See the connection drawing on page 15 Potentio meter Section 7 2 Output Signals 12 14 13 11 10 V 1 V 10 V 1 V Analogue 0 4 20 mA and voltage Section 7 3 Supply 33 32 31 21 6 253 VAC or 19 2 300 VDC ...

Page 13: ...size 1 x 2 5 mm2 stranded wire Screw terminal torque 0 5 Nm Vibration IEC 60068 2 6 2007 2 13 2 Hz 1 mm 13 2 100 Hz 0 7 g Common specifications Supply voltage universal 21 6 253 VAC 50 60 Hz or 19 2 300 VDC Max consumption 2 0 W Fuse 400 mA SB 250 VAC Isolation voltage test operation 2 3 kVAC 250 VAC Communications interface Communication enabler DRST CM Programming front DRSL DISPLAY Signal noise...

Page 14: ... Cu100 EMC immunity influence 0 5 of span Extended EMC immunity NAMUR NE 21 A criterion burst 1 of span Basic values Input type Basic accuracy Temperature coefficient mA 4 µA 0 4 µA C Volt 20 µV 2 µV C Pt100 0 2 C 0 01 C C Linear resistance 0 1 Ω 0 01 Ω C Potentiometer 0 1 Ω 0 01 Ω C TC type E J K L N T U 1 C 0 05 C C TC type R S W3 W5 LR 2 C 0 2 C C TC type B 85 200 C 4 C 0 4 C C TC type B 200 18...

Page 15: ...60 C 200 C 0 Ω 10 Ω 850 C 250 C 260 C 10000 Ω 100 kΩ IEC 60751 DIN 43760 α 0 00427 Specifications 8 Type Min value Max value Standard B E J K L N R S T U W3 W5 LR 0 C 100 C 100 C 180 C 200 C 180 C 50 C 50 C 200 C 200 C 0 C 0 C 200 C 1820 C 1000 C 1200 C 1372 C 900 C 1300 C 1760 C 1760 C 400 C 600 C 2300 C 2300 C 800 C IEC 60584 1 IEC 60584 1 IEC 60584 1 IEC 60584 1 DIN 43710 IEC 60584 1 IEC 60584 ...

Page 16: ...10 VDC Input resistance Nom 10 MΩ Current output Signal range span 0 20 mA Programmable signal ranges 0 20 4 20 20 0 20 4 mA Load max 20 mA 800 Ω 16 VDC Load stability 0 01 of span 100 Ω Sensor error detection 0 3 5 23 mA none NAMUR NE 43 Upscale Downscale 23 mA 3 5 mA Output limitation on 4 20 and 20 4 mA signals 3 8 20 5 mA on 0 20 and 20 0 mA signals 0 20 5 mA Current limit 28 mA Voltage output...

Page 17: ...D converter or the polynomial is exceeded Input Range Readout Limit VOLT 0 1 V 0 2 1 V IN LO 25 mV IN HI 1 2 V 0 10 V 2 10 V IN LO 25 mV IN HI 12 V CURR 0 20 mA 4 20 mA IN LO 1 05 mA IN HI 25 05 mA LIN R 0 800 Ω IN LO 0 Ω IN HI 1075 Ω 0 10 kΩ IN LO 0 Ω IN HI 110 kΩ POTM IN LO 0 5 IN HI 100 5 TEMP TC RTD IN LO temperature range 2 C IN HI temperature range 2 C Display readout below min above max 199...

Page 18: ...re outside range Checksum test of the configuration in FLASH FL ER Error in FLASH Check measurement of analogue output current AO ER 1 No load on the current output only S4 20 S20 4 mA Communications test DRSL DISPLAY DRST UN NO CO Connection error Check that input signal matches input configuration IN ER 1 Error levels on input Check that saved configuration in DRSL DISPLAY matches device TY ER C...

Page 19: ...4 11 12 13 14 41 42 43 44 41 42 CJC 44 31 32 33 Inputs Outputs Supply Voltage 1 V Voltage 10 V Current RTD 3 4 wire RTD 2 wire Resistance 2 wire Resistance 3 4 wire Potentiometer Current 2 wire transmitter Voltage TC external CJC connector Order separately CJC connector 5910 TC internal CJC sensor Diagrams 9 Section 9 1 Connections ...

Page 20: ... MUX A D EEPROM SAFETY CPU 0 2 mA D A 44 43 42 41 2 4 3 mA mA 14 13 12 31 33 11 V V 20 W Vloop Potentiometer 2 wire transmitter Voltage Current RTD and lin R connection wires Supply Supply 21 6 253 VAC or 19 2 300 VDC Gnd I V Out I Out V Out TC Green Red Order separately CJC connector 5910 20 ...

Page 21: ... 0 1 23mA OUT ERR Txt 38 23mA 0 3 5mA NONE 0 0 OUT LO Txt 41 4172 328 150 0 OUT HI Txt 42 4172 328 1 2 1 3 1 3 C F A bar cm ft ft h ft min ft s g gal h gal min GW hp hPa Hz in in h in min in s ips K kA kg kJ kPa kV kW kWh l l h l min l s m m h m min m s m s2 m3 m3 h m3 min mA mbar mils min mm mm s mol MPa mV MW MWh N Ohm Pa pH rpm s S t t h uA um uS V W Wh yd blank C UNIT Txt 9 1 0 Default state L...

Page 22: ...YES NO 90 0 Txt 62 100 0 0 0 NO YES USE CAL Txt 60 YES NO SIM SETUP Txt 43 YES EN SIM Txt 51 YES NO 25 0 Txt 52 100 0 0 0 NO PASS SETUP Txt 43 YES EN PASS Txt 54 YES NO 0000 NEW PAS Txt 55 9999 0000 LANG SETUP Txt 43 UK LANGUA Txt 59 DE DK ES FR IT SE UK 2 0 NO To default state 1 0 Section 9 4 Routing Diagram Advanced Settings 2 0 In the submenu simulation SIM you must press 3 to return to the def...

Page 23: ... return to the default state 1 0 without saving the changed values or parameters ok ok Section 10 2 Password protection mitter in order to ensure a high degree of protection against unauthorised modifications to the configuration Default password 2008 allows acces to all configuration menus Section 10 3 Signal and sensor error info Display front DRSL DISPLAY Sensor error see limits in the table is...

Page 24: ...ut signal A low input signal not necessarily 0 is applied and the actual value is entered via DRSL DISPLAY Then a high signal not necessarily 100 is applied and the actual value is entered via DRSL DISPLAY If you accept to use the calibration the unit will work according to this new adjustment If you later reject this menu point or choose another type of input signal the unit will return to factor...

Page 25: ...9 Password Here you can choose a password between 0000 and 9999 in order to protect the unit against unauthorised modifications to the configuration The unit is delivered default without password If you have locked the unit with a password by mistake you can always open the menu by using the master password 2008 Section 10 10 Language In the menu lang setup you can choose between 7 different langu...

Page 26: ... input signal type you can choose the process units which will be displayed in text line 2 see table By selection of temperature input the process value is always displayed in Celsius or Fahrenheit This is selected in the menu point after selection of temperature input Section 10 13 Safety readback When the device is delivered with default configuration the SIL function is disabled The safety read...

Page 27: ...internal cold junction compensation The external CJC connector 5910 must be ordered separately Section 10 15 Memory In the memory menu you can save the configuration of the device in the DRSL DISPLAY and then move the DRSL DISPLAY onto another device of the same type and download the configuration in the new device ...

Page 28: ...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 29: ...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...

Reviews: