4-20mA Thermistor Transmitters The Robert Owen Inc. ROI-XMA 4-20mA sensor transmitter allows PLC Thermistor Measurement. With ROI-XMA; you can use 10K NTC thermistors with standard industrial PLC’s and industrial I/O. The ROI-XMA series of loop powered thermistor transmitters. They convert a thermistors temperature related resistance change. Into a standard 4-20mA instrumentation signal. The ROI-10KXMA series […]
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LIVE ZERO 4-20MA INSTRUMENTATION SIGNAL KEY ADVANTAGE Below 4mA indicates an electrical problem. When we say live zero is a key advantage of 4-20mA instrumentation signals, how do you implement that, what do you use? The ROI-XMA is an improved way to read sensors. Multiple sensor types. Multiple signal ranges. High linearity. High precision. Fast response. Long
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ANALOG SIGNAL CONDITIONER BENEFITS Analog sensor signal conditioners have specific features that offer capabilities that cannot be filled by a microprocessor signal conditioner. Microprocessor based sensor signal conditioners have a number of basic limitations, when compared to analog sensor signal conditioners. Speed and resolution are the two, most important differences. Microprocessor based sensor signal conditioners
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ISOLATION AMPLIFIER DATA CONVERTER APPLICATION SOLUTIONS High voltage measurement is easily & safely accomplished; when isolation amplifiers are combined with voltage dividers, to fit the measurement span of the connected data converter. An example of this is shown by considering; a conversion of, the supply power to a dc motor. When measured using voltage dividers
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