Emerson Rosemount 222 Reference Manual

Emerson Rosemount 222 Reference Manual

Toroidal flow through conductivity sensors

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Reference Manual
00809-0100-3222, Rev AA
September 2018
Rosemount
222
Toroidal Flow Through Conductivity Sensors

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Summary of Contents for Emerson Rosemount 222

  • Page 1 Reference Manual 00809-0100-3222, Rev AA September 2018 ™ Rosemount Toroidal Flow Through Conductivity Sensors...
  • Page 3 Safety Information WARNING HIGH PRESSURE AND TEMPERATURE HAZARD Before removing the senosr, reduce the process pressure to 0 psig and cool down the process temperature. Failure to reduce the pressure and temperature may cause serious injury to personnel. CAUTION EQUIPMENT DAMAGE The wetted sensor materials may not be compatible with process composition and operating conditions.
  • Page 5: Table Of Contents

    3.1 Wiring the sensor .......................... 15 Chapter 4 Calibration ........................19 4.1 Sensor calibration ......................... 19 Chapter 5 Troubleshooting ......................21 5.1 Troubleshooting ........................... 21 Chapter 6 Accessories ......................... 23 Chapter 7 Return of Materials ..................... 25 Rosemount 222 Sensors...
  • Page 6 Contents Reference Manual September 2018 00809-0100-3222 Reference Manual...
  • Page 7: Description And Specifications

    Description and specifications Description The Rosemount 222 toroidal flow through conductivity sensor measures conductivity in highly conductive liquids up to 2 S/cm (2,000,000 μS/cm). A noninvasive flow through design allows for in-line installations without any obstruction to sample and makes these sensors ideal for use with viscous or fibrous liquids.
  • Page 8: Ordering Information

    Description and specifications Reference Manual September 2018 00809-0100-3222 Table 1-2: Temperature and Pressure Flange Temperature range Maximum pressure 150 lb 5 to 182 °C (41 to 360 °F) 125 psig (963 kPa [abs]) 300 lb 250 psig (1825 kPa [abs]) Table 1-3: Pressure (For CRN Registration Only) Option Flange...
  • Page 9 Information (continued) Typical Model Number: 222-01-_-54 Grounding rings are required for proper operation if the outer flanges of the Rosemount 222 sensor are substituted by the customer with non-conductive flanges. Order SQ 7430 and consult the factory for pricing. Only available with option -01.
  • Page 10 Description and specifications Reference Manual September 2018 00809-0100-3222 Reference Manual...
  • Page 11: Chapter 2 Install

    For the sensor to operate properly, there must no metal to metal contact between the sensor and the process piping. 11. Screw a nut onto each bolt and tighten according to torque given in Table below. Rosemount 222 Sensors...
  • Page 12 The insertion length is adjustable from 1.4 to 4.0 inches (36 to 102 mm). The temperature sensing zone, which extends 1.3 inches (33 mm) from tip of the sensor, must be inside the thermowell Figure 2-1: Rosemount 222 Toroidal Conductivity Sensor/Assembly Installation Reference Manual...
  • Page 13 Reference Manual Install 00809-0100-3222 September 2018 Figure 2-2: Rosemount 222 Dimensional Drawings - Option -01 and -02 Rosemount 222 Sensors...
  • Page 14 Install Reference Manual September 2018 00809-0100-3222 Figure 2-3: Rosemount 222 Dimensional Drawings - Option -05 and -06 Reference Manual...
  • Page 15: Chapter 3 Wiring

    Keep sensor wiring away from AC conductors and high current demanding equipment. Do not cut the cable. NOTICE For additional wiring information on this product, please refer to the Liquid Transmitter Wiring Diagrams. Figure 3-1: Wire Functions Figure 3-2: Rosemount 222 Sensor Wiring to Rosemount 1056 and 56 Transmitters Rosemount 222 Sensors...
  • Page 16 Wiring Reference Manual September 2018 00809-0100-3222 Figure 3-3: Rosemount 222 Sensor Wiring to Rosemount 1066 Transmitter Reference Manual...
  • Page 17 Reference Manual Wiring 00809-0100-3222 September 2018 Figure 3-4: Rosemount 222 Sensor Wiring to Rosemount 5081 Transmitter Rosemount 222 Sensors...
  • Page 18 Wiring Reference Manual September 2018 00809-0100-3222 Figure 3-5: Wiring Sensor Through a Remote Junction Box Wire cable point to point. For wiring at the transmitter end, refer to the appropriate transmitter wiring diagram. Figure 3-6: Remote Junction Box (PN 23550-00) Reference Manual...
  • Page 19: Chapter 4 Calibration

    If this is not practical, calibrate the sensor against the results of a measurement made on a grab sample. For more detailed information on calibration methods, please reference application data sheet ADS-43-025 available on the Emerson Liquid Analysis website Rosemount 222 Sensors...
  • Page 20 Calibration Reference Manual September 2018 00809-0100-3222 Reference Manual...
  • Page 21: Chapter 5 Troubleshooting

    2. Pass a short piece of heavy gauge wire through the space between the toroid assembly and the pipe. 3. Connect the ends of the wire to a resistance decade box. 4. Turn off temperature correction in the transmitter. Rosemount 222 Sensors...
  • Page 22 Troubleshooting Reference Manual September 2018 00809-0100-3222 If raw conductivity is available as a temperature compensation selection, choose raw. If raw is not available, choose manual temperature correction and set the temperature to 25 °C (77 °F). 5. Adjust the resistance to the values shown in the table below. See Table 5-2.
  • Page 23: Chapter 6 Accessories

    Pt-100 RTD assembly * Each insulation kit contains two flange gaskets and sufficient insulating sleeves, insulating washers, and stainless steel washers to replace both flange seals of one sensor. The kit does not contain flange bolts or nuts. Rosemount 222 Sensors...
  • Page 24 Accessories Reference Manual September 2018 00809-0100-3222 Reference Manual...
  • Page 25: Return Of Materials

    Return of Materials 00809-0100-3222 September 2018 Return of Materials For repair and warranty inquiries, please contact Rosemount Customer Care to obtain a Return Material Authorization (RMA) number. Drain the sensor of fluids before shipping it back to Rosemount. Rosemount 222 Sensors...
  • Page 26 The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount is a twitter.com/rosemount_news mark of one of the Emerson family of companies. All other marks are the property of their Facebook.com/Rosemount respective owners. The contents of this publication are presented for information youtube.com/RosemountMeasurement...

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