Dwyer PMT2-05-A-U2 is a Particulate Transmitter designed for monitoring air quality. With a wide temperature range, accurate readings, and a 4-20 mA output signal, it is suitable for various applications. The transmitter features a durable enclosure, NPT conduit openings, and wetted materials for reliable performance. Its detection range and averaging time can be easily adjusted, and the terminal block allows for easy wire connection.