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The MAMAC Systems HU-226-2-MA-12 is a combined temperature and humidity transducer designed for environmental monitoring. It integrates a thermistor sensor for temperature measurement with a capacitive element for relative humidity detection. The unit operates on a supply voltage of 12 to 40 VDC or 12 to 35 VAC. It provides an analog output signal corresponding to the measured environmental conditions. The device features a compensated operating temperature range from -35°C to 55°C (-30°F to 130°F). It is housed in an enclosure rated NEMA 4 (IP-65) constructed from 18-gauge cold-rolled steel.
Verify that the specific suffix codes match the required output type and sensor configuration. Confirm the supply voltage requirements align with the existing system infrastructure. Ensure the physical dimensions fit the intended installation space. Check for any specific calibration certificates if required by project specifications. Validate compliance with relevant EMC standards for the deployment environment.
Select this model when simultaneous temperature and humidity data acquisition is required. Consider the analog output compatibility with the receiving controller or data logger. Evaluate the environmental rating against the installation site conditions. Compare the accuracy specifications against the precision needs of the application. Assess the power supply availability to ensure compatibility with the 12-40 VDC or 12-35 VAC input.
MAMAC Systems manufactures sensors and transducers for HVAC and industrial markets. The HU-226 series represents their combined environmental sensing solutions. These devices are commonly used in commercial buildings and industrial facilities. The company focuses on providing reliable monitoring equipment for climate control applications.
The compensated operating temperature range is from -35°C to 55°C (-30°F to 130°F).
The unit features an 18-gauge cold-rolled steel enclosure with an NEMA 4 (IP-65) rating.

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