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Ultrasound Power Meter - Digital - 200 mW Resolution

Ultrasound Power Meter - Digital - 200 mW Resolution

Ultrasound Power Meter - Digital - 200 mW Resolution

Product catalog summary
Overview: The Model UPM-DT-100SP Ultrasound Power Meter is designed for testing therapeutic transducers in compliance with AIUM, JCAHO, FDA, and NIST guidelines. It is part of the UPM-DT-Series, known for its reliability and accuracy in measuring ultrasound power output.
Specifications: The device measures power output from 0 to 30 watts with a resolution of 200 mW. It operates within a frequency range of 0.5 to 10 MHz and can measure both pulsed and continuous power. The power meter features a digital display, RS-232 interface, and can be powered by battery or line power.
Principle of Operation: The UPM-DT-100SP uses the radiation force method for measuring ultrasound power. The transducer is positioned above a 45° air-backed cone target in degassed water, and the resultant force is proportional to the radiated power. The device converts force measurements to watts with high resolution.
Performance and Accuracy: The power meter's accuracy is verified using a calibrated weight, with a measurement uncertainty of ±3% at 10 watts and 25°C. It is tested and certified by FDA and NIST standards.
Features: The device includes automatic zeroing, stabilization, and selectable readout in watts or grams. It is lightweight, portable, and can operate on battery for approximately 20 hours.
Calibration and Safety: Regular calibration of ultrasound equipment is essential to ensure patient safety and treatment effectiveness. The FDA and AIUM provide guidelines for safe SPTA values, which the UPM-DT-100SP helps to monitor.
Warranty and Support: OHMIC Instruments offers a one-year warranty against defects and provides engineering support for custom applications.
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Catalog excerpts

Ultrasound Power Meter - Digital - 200 mW Resolution-1

Ohmic Instruments 3081 Elm Point Industrial Dr. St. Charles, MO 63301 www.ohmicinstruments.com Sales: [email protected] Service: [email protected] ULTRASOUND POWER METER MODEL UPM-DT-100SP Approved Electronics  PERFORMANCE TESTED BY FDA & NIST  FIVE POINT CERTIFICATION (NIST TRACEABLE)  RESOLUTION: 200mW (150 mW in grams mode)  MEASUREMENT RANGE: 0 TO 30 WATTS  FREQUENCY RANGE: .5 TO 10MHZ  MEASURES TOTAL PULSED OR CONTINUOUS POWER  AUTOMATIC ZEROING & STABILIZATION  SELECTABLE READOUT IN WATTS OR GRAMS  BATTERY OR LINE-POWERED  DIGITAL DISPLAY & RS-232 INTERFACE UPM-DT-100SP Power Meter UPM-DT-100SP has a high contrast alphanumeric LCD display. Membrane “touch buttons” enable quick setup, automatic zero and selection of the power reading in watts or grams. ACCURATE TESTING OF ULTRASOUND THERAPY EQUIPMENT The Model UPM-DT-100SP Ultrasound Power Meter was developed to test therapeutic transducers according to AIUM, JCAHO, FDA, and NIST guidelines. OHMIC’s ultrasound watt meters have been used worldwide since 1977 and are the most widely accepted standard for documenting the power output of medical transducers. The performance of the UPM-DT-Series has been tested and verified to be within the limits of tolerance established by the Food & Drug Administration (FDA) and National Institute of Standards & Technology (NIST). The compact and light weight Model UPMDT-100SP meets all the requirements of a portable test instrument with the reliability and proven performance of the UPM-DT-Series. The Model UPMDT-100SP uses the identical test tank and target configuration as the higher resolution UPM-DT-1 and UPM- DT-10. ultrasound power is by the radiation force method. The transducer to be tested is centered above a 45° airbacked cone target in de-gassed water. The coupling is made to a precision balance capable of resolving ± 0.15 watts. When acoustic energy is applied to the cone, the resultant force is directly proportional to the total radiated power. The test tank is lined with sonic absorbent rubber to prevent acoustic reflection. The balance is programmed to convert milligram magnitude forces direct to a readout in watts with good resolution. Measurement accuracy of the power meter can be verified by placing a calibrated weight on the cone’s support arm. (The supplied 1 gram calibration weight equals 14.7 watts.) Model UPM-DT-100SP weighs only eleven pounds and is simple to set up. On battery operation, the unit can be used “on-site” for approximately 20 hours. Principle of Operation The most reliable and repeatable means of measuring WARRANTY: All products manufactured by OHMIC Instruments are warranted to be free of defects in material and workmanship for one year after delivery. Any equipment found to be defective within this period will be repaired or replaced

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Ultrasound Power Meter - Digital - 200 mW Resolution-2

SPECIFICATIONS: UPM-DT-100SP Approved Electronics Measurement Range 0 to 30 Watts, 0.2 watts minimum detectable power Transducer Frequency Maximum Transducer Diameter Ultrasound Test Media Degassed Water Integration Time Data Output Line Power Battery 120 VAC to 12 VAC 500 mA adapter with 6 Ft. cord Front Display Panel 4-AA: battery life ± 20 hrs.; Battery Level Indicator Transducer Placement Details Rear view: RS-232 and printer ports. CE approved (above) The Importance of Calibrating Ultrasound Transducers To insure effectiveness of treatment and to minimize patient risk, it is important to...

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