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 M1713/1017

Where Do I Find Everything I Need for 

Process Measurement and Control? 

OMEGA…Of Course!

Shop online at omega.com

TEMPERATURE

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Thermocouple, RTD & Thermistor Probes, Connectors,  

      Panels & Assemblies 

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Wire: Thermocouple, RTD & Thermistor

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Calibrators & Ice Point References

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Recorders, Controllers & Process Monitors

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Infrared Pyrometers

PRESSURE, STRAIN AND FORCE

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Transducers & Strain Gages

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Load Cells & Pressure Gages

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Displacement Transducers

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Instrumentation & Accessories

FLOW/LEVEL

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Rotameters, Gas Mass Flowmeters & Flow Computers

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Air Velocity Indicators

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Turbine/Paddlewheel Systems

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Totalizers & Batch Controllers

pH/CONDUCTIVITY

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pH Electrodes, Testers & Accessories

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Benchtop/Laboratory Meters

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Controllers, Calibrators, Simulators & Pumps

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Industrial pH & Conductivity Equipment

DATA ACQUISITION

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Communications-Based Acquisition Systems

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Data Logging Systems

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Wireless Sensors, Transmitters, & Receivers

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Signal Conditioners

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Data Acquisition Software

HEATERS

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Heating Cable

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Cartridge & Strip Heaters

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Immersion & Band Heaters

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Flexible Heaters

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Laboratory Heaters

ENVIRONMENTAL 

MONITORING AND CONTROL

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Metering & Control Instrumentation

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Refractometers

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Pumps & Tubing

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Air, Soil & Water Monitors

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Industrial Water & Wastewater Treatment

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pH, Conductivity & Dissolved Oxygen Instruments

Summary of Contents for TX90A Series

Page 1: ...e mail info omega com For latest product manuals www omegamanual info TX91A J K T E 4 20 mA Mini Temperature Transmitter Shop online at omega com User sGuide TM...

Page 2: ...pecifications 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 Cana...

Page 3: ...NSMITTER 6 4 0 SPECIFICATIONS 10 LIST OF FIGURES AND TABLES Figure 2 1 Power Input Setup 4 Figure 2 2 Pin Assignment 5 Figure 3 1 Calibration Setup using a Millivolt Source 6 Figure 3 2 Calibration us...

Page 4: ...ii...

Page 5: ...ng or removing parts of the transmitter EMC Considerations Whenever EMC is an issue always use shielded cables Never run signal and power wires in the same conduit Use signal wire connections with twi...

Page 6: ...provides a zero adjustment which allows placement of the 4 mA output temperature within 25 for Fahrenheit and 10 for Celsius of nominal span refer to Section 3 0 Calibrating the Transmitter for more d...

Page 7: ...ge Consult factory To order additional transmitters write TX91A followed by the model letter and number For example TX91A J3 Transmitter with thermocouple type J and a temperature range of 0 to 300 F...

Page 8: ...s or wall mount ing in confined areas SECTION 2 CONNECTING POWER AND SIGNAL INPUTS Verify that the transmitter is connected for the correct power voltage rating The transmitter has no power on switch...

Page 9: ...rminal Pin Assignment For improved EMC performance connect Pin 3 to Earth Ground Figure 2 2 Pin Assignment 1 2 3 4 5 01 Z S RANGE TYPE J K T E P 02 03 04 05 06 07 08 09 10 IN IN PS M PS 1 Thermocouple...

Page 10: ...the beaker with enough distilled water so that the ice bath just becomes slush but not enough to float the ice 3 Insert the reference thermocouple Figure 3 1 Calibration Setup using a Millivolt Source...

Page 11: ...ected Top Current CTC using the following equation gener ally this will not equal 20 00mA CTC 16 x ITC ITC 4 mA 5 Adjust the Span potentiometer to obtain the CTC on the milliammeter 6 Now re adjust th...

Page 12: ...to 750 F 0 to 1000 F LO IN 0 692 0 692 0 692 0 692 0 692 HI IN 3 819 6 092 10 560 16 349 22 251 T TX X9 91 1A A T T2 2 T T3 3 T T4 4 T T5 5 0 to 200 F 0 to 300 F 0 to 500 F 0 to 750 F LO IN 0 674 0 67...

Page 13: ...3 21 846 27 388 T TX X9 91 1A A K K7 7 K K8 8 K K9 9 K K1 10 0 K K1 11 1 0 to 100 C 0 to 150 C 0 to 250 C 0 to 400 C 0 to 500 C LO IN 0 000 0 000 0 000 0 000 0 000 HI IN 4 095 6 137 10 151 16 395 20 6...

Page 14: ...8 to 50 Vdc Reverse polarity protection 350 V peak Maximum loop resistance Supply Voltage 8V 20 mA A AC CC CU UR RA AC CY Y Hysteresis and repeatability Within 0 1 of FS Linearity with respect to inpu...

Page 15: ...GULATOR CURRENT CONTROL AMP 4 0 SPECIFICATIONS Continued Figure 4 1 Case Dimensions Figure 4 2 Transmitter Block Diagram 1 650 650 1 650 1 650 1 750 44 45 DIA 750 19 05 1 150 29 21 2 3 4 5 1 2 3 4 5 Z...

Page 16: ...12 NOTES...

Page 17: ...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...

Page 18: ...s 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...

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