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The 40155 diode is necessary when the 24V control signal is pulsed or when using a triac sink output
While it offers lower commissioning costs than traditional 3-wire sensors
offering the necessary thermal feedback for demanding commercial environments
Field-Proven Reliability: Equipped with a high-accuracy 10k thermistor for consistent performance in commercial environments
Is this sensor compatible with refrigerants
Dwyer Instruments A201 Tubing 322838-753 The 40155 diode is necessaryThe Dwyer Instruments A201 Tubing is a high grade rubber latex tubing engineered for precision measurement in HVACR and industrial pneumatic systems. With a 3 16" I. D. (inner diameter), this 9 foot length of flexible gage tubing is a standard choice for technicians connecting Magnehelic differential pressure gages, manometers, and air velocity transmitters. Unlike rigid alternatives, this black rubber tubing is specifically designed to resist kinking
