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OleumTech H Series User Manual

Rtd temperature transmitter
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RTD TEMPERATURE TRANSMITTER - USER GUIDE
User Guide
Document ID: 80-7115-001_G
OleumTech® H Series Sensors
RTD Temperature Transmitter
4-20 mA: HRTD-FC-xxx
4-20 mA / HART: HRTD-HC-xxx
RS485 Modbus: HRTD-RC-xxx
Page 1

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Summary of Contents for OleumTech H Series

  • Page 1 RTD TEMPERATURE TRANSMITTER - USER GUIDE User Guide Document ID: 80-7115-001_G OleumTech® H Series Sensors RTD Temperature Transmitter 4-20 mA: HRTD-FC-xxx 4-20 mA / HART: HRTD-HC-xxx RS485 Modbus: HRTD-RC-xxx Page 1...
  • Page 2 RTD TEMPERATURE TRANSMITTER - USER GUIDE Table of Contents PRODUCT INTRODUCTION ................. 3 HARDWARE OVERVIEW ..................12 SAFETY, CERTIFICATIONS, COMPLIANCE ............13 POWER ......................16 WIRING DIAGRAMS ..................17 MODBUS RTU COMMUNICATIONS PROTOCOL ..........19 LOCAL LCD DISPLAY INTERFACE - RS485 ............21 LOCAL LCD DISPLAY INTERFACE –...
  • Page 3 Temperature monitoring 1. Description 3. Main Parameters The OleumTech H Series RTD Temperature Transmitter is a high performance instrument engineered to meet the demands of harsh -50 to 400 °C environments and rigorous industrial applications. The HRTD is ideal for Measuring Range -58 to 752 °F...
  • Page 4 RTD TEMPERATURE TRANSMITTER - USER GUIDE 5. Technical Specifications Download Datasheet / Technical Specifications Page 4...
  • Page 5 RTD TEMPERATURE TRANSMITTER - USER GUIDE Additional Specifications Loading Effect a. Measuring Range and Limit ≤± 0.02 % URL / 100 Ω V (refer to full scale output 20 mA) -58 to 752 °F min measuring range 212 °F -50 to 400 °C min measuring range 100 °C 223.15 to 673.15 K min measuring range 373.15 K Vibration Effects Adjustments requirements (4-20 mA only):...
  • Page 6 RTD TEMPERATURE TRANSMITTER - USER GUIDE Reaction Time (Test Standard: IEC60751, 10s @ water flow 0.4 m/s) Thermal Protection Tube Outer Diameter Reaction time Reducing pipe 5.3mm Cone-shaped tube 6.6mm or 9mm Straight tube 10mm(wall thickness 1 mm) t50 7.5s 12mm(wall thickness 1 mm) t50 7.5s 16mm(wall thickness 1 mm) t50...
  • Page 7 RTD TEMPERATURE TRANSMITTER - USER GUIDE m. Process Pressure (The process pressure endured by thermal protection tube changes along with medium temperature, see chart below) Page 7...
  • Page 8 RTD TEMPERATURE TRANSMITTER - USER GUIDE n. Maximum Medium Flow Rate (The maximum medium flow rate endured by thermal protection tube reduces as insertion length increases, see chart below) Page 8...
  • Page 9 RTD TEMPERATURE TRANSMITTER - USER GUIDE o. EMC Environmental NO. Test items Test conditions Performance level Radiated interference 30MHz-1000MHz Conducted interference (DC power port) 0.15MHz-30MHz Electrostatic discharge immunity test 4kV(Contact ),8kV(Air) B(Note2) Immunity to radio frequency EM-fields 10V/m(80MHz-1GHz) A(Note1) Power frequency magnetic field 30A/m A(Note1) Immunity test...
  • Page 10 RTD TEMPERATURE TRANSMITTER - USER GUIDE p. Extension Tube Length The relation chart of thermal resistance terminal self- heating and process temperature. Terminal temperature = environment temperature + terminal self-heating. Page 10...
  • Page 11 RTD TEMPERATURE TRANSMITTER - USER GUIDE 6. Product Selection Guide Ordering Information Page 11...
  • Page 12 RTD TEMPERATURE TRANSMITTER - USER GUIDE 2. HARDWARE OVERVIEW Do not loosen the set screw or the sensor. 1. Enclosure The sensor has been pre-installed and sealed from the factory. Loosening the sensor set screw may cause transmitter damage and also cause water ingress issues.
  • Page 13 WARNING: If the equipment is used in a manner not specified by explosion-proof enclosure, must utilize wiring methods suitable for OleumTech, the protection provided by the equipment may be impaired. Hazardous Locations in accordance with the Canadian Electrical Code (for Canada) or National Electrical Code (for USA).
  • Page 14 Le document « Calcul de la tige d'extension OleumTech 20220818, Rév. A » doit être suivi lors de la ATTENTION: Bien que l'émetteur comprenne plusieurs couches de sélection du transmetteur de température et de la prise en compte de la protection UV pour éviter la dégradation de l'écran LCD, il est fortement...
  • Page 15 RTD TEMPERATURE TRANSMITTER - USER GUIDE 2. Certifications Standards ∙ CAN/CSA-C22.2 No. 61010-1-12, UPD1: 2015, UPD2: 2016, AMD1: 2018 Class I, Division 1, Groups A, B, C and D T6…T1 Class I, Division 2, Groups A, B, C and D T4…T1 Class II, Division 1 Groups E, F and G T80ºC…T400ºC ∙...
  • Page 16 RTD TEMPERATURE TRANSMITTER - USER GUIDE 4. POWER 1. Supply Voltage (at Terminal) • 4-20 mA / HART: 16.5 to 30 Vdc Max • RS485 (Modbus): 12 to 32 Vdc Max 2. Power Consumption • 4-20 mA: 21 mA (Max) •...
  • Page 17 RTD TEMPERATURE TRANSMITTER - USER GUIDE 5. WIRING DIAGRAMS 1. Electrical Connection WARNING: Wiring to or from this equipment, which enters or leaves the explosion-proof enclosure, must utilize wiring methods suitable for Hazardous Locations in accordance with the Canadian Electrical Code (for Canada) or National Electrical Code (for USA).
  • Page 18 RTD TEMPERATURE TRANSMITTER - USER GUIDE 4-20 mA / HART Wiring WARNING: Wiring to or from this equipment, which enters or leaves the explosion-proof enclosure, must utilize wiring methods suitable for Hazardous Locations in accordance with the Canadian Electrical Code (for Canada) or National Electrical Code (for USA). WARNING: This equipment may only be powered by a power supply unit with double insulated or reinforced insulated from hazardous live circuits or class 2 according to CSA 223/UL 1310.
  • Page 19 RTD TEMPERATURE TRANSMITTER - USER GUIDE 6. MODBUS RTU COMMUNICATIONS PROTOCOL 1. Communication Command List Items in parentheses are the decimal form of Starting Register / Register Quantity / Register Value. Starting Register Byte Register Function Code Description Address Quantity Count Value 3 - Read Holding Registers...
  • Page 20 RTD TEMPERATURE TRANSMITTER - USER GUIDE 2. RS485 Error Code Table How to clear Error 15: Error 15 can only be cleared by performing a factory reset. The HRTD has a dynamic self-test function, which can reflect the running error through the LCD. How to clear any Error except 15: An error can be cleared by re-adjusting the related parameter Description...
  • Page 21 RTD TEMPERATURE TRANSMITTER - USER GUIDE 7. LOCAL LCD DISPLAY INTERFACE - RS485 2. Factory Reset 1. LCD Function Factory Reset The LCD-enabled transmitter provides a 3-button (1, 2, 3) local display interface that allows the users to fully configure the device settings and parameters.
  • Page 22 RTD TEMPERATURE TRANSMITTER - USER GUIDE 3. LCD Menu System Configure the Lower Range Value (LRV). Use button 2 to scroll through the menu system. Changing the LRV will not have any affect on accuracy. Configure the Upper Range Value (URV).
  • Page 23 RTD TEMPERATURE TRANSMITTER - USER GUIDE Configure the Slave Address. Configure the Float Format*. Options: Range: 0 = ABCD (Default) 1 to 247 (2 is Default) 1 = CDAB 2 = BADC 3 = DCBA Parity Mode. Configure the *The float format parameter is used for the device output pressure/temperature float data format, the factory default is ABCD.
  • Page 24 RTD TEMPERATURE TRANSMITTER - USER GUIDE 4. Display Advanced Menu System Use button 2 to scroll through the menu system. Configure the TxDT (Transmit Delay Time). Range: 0 to 600 Transmit delay time is used to allow the communication line to stabilize before sending data.
  • Page 25 RTD TEMPERATURE TRANSMITTER - USER GUIDE 8. LOCAL LCD DISPLAY INTERFACE – 4-20 mA / HART 1. LCD Menu System Use button 2 to scroll through the menu system Page 25...
  • Page 26 RTD TEMPERATURE TRANSMITTER - USER GUIDE 2. LCD Menu Description Table Function Parameters Default Notes Local calibration, input password: 00000 Fun 01 Password Restore factory value, input password: 25917 Restore factory value will work immediately after input of the password. Set LRV with current value, the system will save automatically, no need to switch Fun 03 Lower...
  • Page 27 RTD TEMPERATURE TRANSMITTER - USER GUIDE 3. Special Symbol Descriptions Page 27...
  • Page 28 RTD TEMPERATURE TRANSMITTER - USER GUIDE 9. TROUBLESHOOTING 2. 4-20 mA 4-20mA output failures: 1. RS485 Verify that you are providing enough power and the load resistance meets normal working requirements. MODBUS read failures: Check the unit for damage or malfunction. Verify that you are providing enough power and the load resistance meets normal working requirements.
  • Page 29 • 1. General • Keep it dry and dust-free. The H Series transmitter is easy to maintain and does not require periodic • Do not expose it to corrosive medium. system checks. Sensor generally only needs a yearly visual inspection •...
  • Page 30 11. LIMITED WARRANTY OleumTech warrants that goods described herein and manufactured by OleumTech are free from defects in material and workmanship for two (2) years from the date of shipment. b. OleumTech warrants that goods repaired by it pursuant to the warranty...
  • Page 31 Added installation recommendation to face the LCD away from direct sunlight to maximize the life of the LCD. OleumTech has made a good faith effort to ensure the accuracy of the information in this document and disclaims the implied warranties of...