Dual DIN rail temperature transmitter AI-7021 converts temperature from thermocouples/Pt100 into two 4-20mA/0-20mA analog outputs. It can also be used to as isolator or duplicator. Its special 1-in 2-out features copied the single signal into two analog outputs. AI-7021 is the most slim design DIN rail mounted temperature transmitter in the the world at only 22.5mm. Ultra compact design enables industrial automation solutions provider works easily with PLC, computer and Yudian temperature controllers and indicators as well.