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Intek Rheotherm 100CS Manual

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WARRANTY
Intek, Inc. warrants each Rheotherm product to be free from defects
in material and workmanship under normal use and service, Intek's
obligation under this warranty being limited to making good any part
or parts thereof which shall, within one (1) year after delivery of such
product to the original purchaser, be returned to Intek with
transportation charges prepaid and which Intek's examination shall
disclose to its satisfaction to have been thus defective; this warranty
being expressly in lieu of all other warranties, express or implied and
all other obligation or liabilities on Intek's part. The purchaser will
assume all responsibility and expense for removal, decontamination
and reinstallation of equipment.
Rheotherm instruments are manufactured under United States patent numbers 4,255,968; 4,942,763, 4,949,578; 5,485,754; and 5,752,411;
Intek, Rheotherm, RheoVac, Rheovec, Rheomax and RheoSmart are registered trademarks of Intek, Inc.
Intek, Inc.
751 Intek Way
Westerville, Ohio 43082-9057
TEL: (614) 895-0301 • FAX: (614) 895-0319
:
website
www.intekflow.com
e-mail: sales@intekflow.com

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Summary of Contents for Intek Rheotherm 100CS

  • Page 1 Rheotherm instruments are manufactured under United States patent numbers 4,255,968; 4,942,763, 4,949,578; 5,485,754; and 5,752,411; Intek, Rheotherm, RheoVac, Rheovec, Rheomax and RheoSmart are registered trademarks of Intek, Inc. Intek, Inc. 751 Intek Way Westerville, Ohio 43082-9057 TEL: (614) 895-0301 •...

  • Page 2: Table Of Contents

    Figure 2. Model 100CS PWB Layout Diagram ........- 12 - ©Intek, Inc. 2004 Manual No.

  • Page 3: Section 1 ! General Information

    The model 100CS is the simplest Rheotherm flow instrument, meant for low temperature applications. Intek, Inc. also has flow switches (Model 100FS) for high temperature liquids and gases (up to 850°F) and other extraordinary process conditions. 1.2 DESCRIPTION OF OPERATION - 1 - I:\OFFICE\Web Site\distiller pdf\100CSCE.wpd...

  • Page 4: Precautions

    The amount of heat removed from the heated sensor by the stream is related to fluid velocity. Hence, the measured temperature differential between the reference sensor and heated sensor is a function of flow rate. Only Intek, Inc. is licensed to use this patented and trademarked method for precision flow measurement.
  • Page 5 Any special information pertaining to your unit is covered under CUSTOM INFORMATION (SECTION 6). Time should be taken to carefully read these instructions prior to installation of the equipment. Should questions arise or problems occur, call Intek for immediate assistance.

  • Page 6: Section 2 ! Installation & Startup

    SECTION 2 ! INSTALLATION & STARTUP The installation and startup of the Model 100CS flow switch must be performed by qualified service personnel. 2.1 TRANSDUCER !! IMPORTANT: All transducers have a directional arrow on the tag and/or etched into a metal part. Before installing a sensor, please note proper flow direction.

  • Page 7: Electrical Connections

    Insertion Probes — Straight run is not critical, but if trying to hold a precise set point, some straight run is useful, such as 10 to 20 pipe diameters on the inlet and at least 6 diameters on the outlet. The various probe transducers are mounted through a threaded collar (NPT/2I) or flanged tee (BF/2I).

  • Page 8: Start Up

    Failure to follow these installation recommendations may compromise the electromagnetic immunity characteristics of the flow switch, especially when installed in close proximity to high powered radio transmitters or frequently switched heavy electrical loads, and may cause false indications from the flow switch.

  • Page 9: Section 3 ! Operation

    SECTION 3 ! OPERATION 3.1 BEFORE YOU START The flow switch trip point adjustment requires qualified service personnel to access inside the enclosure (see Sections 2.2). Make sure the trip point has been properly adjusted prior to start of operation. 3.2 SWITCH SETTINGS Typically Rheotherm flow switches come from the factory set up for a 10 to 1 flow rate range, and with the trip level set approximately as requested by the customer.

  • Page 10: Section 4 ! Maintenance

    SECTION 4 ! MAINTENANCE The maintenance of the Model 100CS flow switch must be performed by qualified service personnel. 4.1 GENERAL MAINTENANCE !! CAUTION: Prior to opening the electrical enclosure, service personnel shall be properly grounded with an anti-static device to prevent damage to components within the electrical enclosure.

  • Page 11: Trouble Shooting

    4.3 TROUBLE SHOOTING !! CAUTION: The electronics are not protected against condensed liquid water inside the enclosure. If conduit is used, be sure conduit is dry or sealed at the instrument to prevent conduit condensation from entering the enclosure. TABLE I. TROUBLE SHOOTING GUIDE OBSERVATION PROBABLE CAUSE REMEDY...

  • Page 12: Section 5 ! Customer Service

    Rheotherm instrument you also receive Intek's outstanding customer service. For sales or product service, call your local representative or Intek directly at (614) 895-0301 8AM to 5PM EST/EDT weekdays or fax us anytime at (614) 895-0319. Our customer service staff will provide assistance promptly.

  • Page 13: Section 6 ! Custom Information

    SECTION 6 ! CUSTOM INFORMATION 6.1 UNIT IDENTIFICATION Model no.: Serial no.: Customer identification: 6.2 CONFIGURATION The configuration of this unit, as originally shipped from the factory: Input Power: 24 Vdc Line Connection: SPECIAL INSTRUCTIONS Reference Reference None Installation Trip level adjustment required Other for start up - 11 -...
  • Page 14 Removable interface connector 24-14 Ga Check enclosure label Enclosure lid for proper input power. For VDC input, connect positive to 'H' or '+' terminal and negative to 'N' or '-'. Flow switch electronics Figure 1. Model 100CS Interconnect Diagram Figure 2. Model 100CS PWB Layout Diagram - 12 - I:\OFFICE\Web Site\distiller pdf\100CSCE.wpd...

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