The 922AA2XM-B9P-L is a high reliability temperature transmitter manufactured by Honeywell. It is a loop powered, two-wire device designed for use in process control and commercial HVAC applications. The device features an integrated high accuracy thermistor or RTD temperature sensor, 24Vdc power source, adjustable zero and span adjustment potentiometers and a two-wire 4 to 20mA current output. The device is housed in a durable NEMA 4/4X rated enclosure and designed for both indoor and outdoor use. The transmitter is suitable for use in hazardous locations, certified for Class I, Division 2, Groups A, B, C and D locations.