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Ultrasonic transducers
ST-H Transducer
Quick Start Manual 12/2013
EchoMax

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Summary of Contents for Siemens EchoMax ST-H

  • Page 1 Ultrasonic transducers ST-H Transducer Quick Start Manual 12/2013 EchoMax...
  • Page 3: Safety Guidelines

    This manual outlines the essential features and functions of the ST-H Series transducers. The Transducer Applications Manual is available for free download on our website: www.siemens.com/processautomation. A printed version can be purchased from your local Siemens Milltronics representative. Questions about the contents of this manual can be directed to: Siemens Milltronics Process Instruments 1954 Technology Drive, P .O.
  • Page 4: General Guidelines

    Introduction The ST-H transducer operates with Siemens Milltronics ultrasonic level monitoring products. transducer The transducer converts the electrical energy of the transmit pulse from the transceiver into acoustical energy. It then transducer face converts the acoustical energy of the echo back into electrical energy for the controller.
  • Page 5 Go to Support > Approvals / Certificates. CSA Intrinsically Safe connection drawing number 1-9470004Z-DX-A can be downloaded from the product page of our website at: https://www.automation.siemens.com/w1/ automation-technology-st-h-transducer-18736.htm. Go to Support > Installation Drawings > Level Measurement > Continuous - Ultrasonic.
  • Page 6: Instructions Specific To Hazardous Area Installations (Reference European Atex Directive 94/9/Ec, Annex Ii, 1/0/6)

    Instructions specific to hazardous area installations (Reference European ATEX Directive 94/9/EC, Annex II, 1/0/6) The following instructions apply to equipment covered by certificate number SIRA 13ATEX5017X. The equipment may be used with flammable gases and vapors with the Apparatus Group II and with Temperature class T5.
  • Page 7: Safety Precautions

    Safety Precautions The ST-H transducer body is a two part design moulded in PVDF or ETFE with internal parts potted in epoxy. The joint between the upper and lower sections is not a hermetic seal. The structural integrity of the transducer will be compromised if the joint is exposed to an environment that attacks epoxy.
  • Page 8: Specifications

    Specifications ST-H Transducer Measurement Range 0.3 - 10 m (1 - 33 ft) Pressure vent to atmosphere Supply Source transducer shall only be supplied by a Siemens Milltronics certified controller Frequency 44 kHz Beam Angle 12° Weight* 1.4 kg (3 lbs)
  • Page 9: Outline And Dimensions

    2” NPT, R 2” (BSPT), or G 2" 119 mm (4.7”) 20.9 mm (BSPP) mounting thread (0.82”) (process connection) 74 mm (2.9”) 87 mm  (3.4”) 82 mm (3.2”) Flange Adapter plastic type coupling Siemens Milltronics flange adapter A5E32105880 ST-H Transducer – QUICK START MANUAL Page EN-7...
  • Page 10: Mounting - Solids Applications

    • For solids applications, use a Siemens Milltronics Easy Aimer to aim the transducer. • Where the transducer is mounted to a standpipe, the inner standpipe surface and end must be smooth and free of burrs, ridges, and seams.
  • Page 11: Mounting - Liquids Applications

    Mounting – Liquids Applications Non-Corrosive Applications Flexible Conduit Bracket flexible conduit steel plate plastic type coupling WARNING! transducer suitable for use in a corrosive Flexible conduit mounted transducer should not environment. be subjected to wind, vibration, or jarring Plywood WARNING! suitable for use in a Plywood mounting provides...
  • Page 12 Mounting – Liquids Applications Corrosive Applications Blind Flange Flanged plastic type coupling Siemens Milltronics flange adapter Customer flanged standpipe. If a metal flange must be welded Flange, gasket, and hardware to pipe, refer to the supplied by customer. Transducer Application Manual .
  • Page 13: Direct Connection

    200, the white, black, and shield wires are all connected separately. DO NOT tie the white and shield wires together. Coaxial Extension Connect the transducer to the Siemens Milltronics transceiver via a junction box and RG–62 A/ U coaxial cable. This setup is effective for combined runs up to 365 m (1200 ft). white shield Extend cable using RG-62 A/U coax.
  • Page 14 3 Terminal Direct* black white shield 3 Terminal Extension* black white shield Extend cable using 0.823 mm (18 AWG) shielded/twisted pair. * For SITRANS LUT400, MultiRanger 100/200, and HydroRanger 200 only Page EN-12 ST-H Transducer – QUICK START MANUAL A5E32105880...
  • Page 15 όλοι οι σχετικοί κανόνες ασφαλείας. Σημειώστε τα παρακάτω: • Ο χρήστης είναι υπεύθυνος για όλες τις αλλαγές και επισκευές που γίνονται στη συσκευή. • Όλα τα καινούργια εξαρτήματα πρέπει να παρέχονται από τη Siemens. • Περιορίστε τις επισκευές μόνο στα ελαττωματικά εξαρτήματα. •...
  • Page 16 For more information www.siemens.com/level www.siemens.com/weighing Siemens AG Subject to change without prior notice Industry Sector A5E32105880 Rev. AB 1954 Technology Drive P.O. Box 4225 *A5E32105880* © Siemens AG 2013 Peterborough, ON Canada K9J 7B1 Printed in Canada email: techpubs.smpi@siemens.com www.siemens.com/processautomation...

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