Monitoring over Multiple Units(Up to 8 Channels) With Dynaview FX and AX7241(USB-RS485 converter), up to 8 units can be monitored. Users can freely set the controllers within 8 units regardless of models. It provides a number of advantages as well as easy maintenance, cost savings, and risk management. Temeperature, Humidity Dynaview FX can monitor the related data in real time depending on the models. - FX3D-R4: Temeperature or humidity according to its setup - FX3T-TC-R4 and FX3Q-RTD-R4: Temperature Set Value Read and Write Users can read and write the set values of the units easily on PC. Table and Graph View and Print All the data is displayed visually in graph and the details are provided in table. Free Download at Dotech's Website Anyone can download Dynaview FX at Dotech's website(www.dotech21.com) for free and install on his or her own PC. Saving the Unlimited Data on PC Storage All the data can be saved as much as your PC storage allows. Actually the capacity is unlimited depending on your purpose and management skills.