As a standalone device
The original LabQuest is unable to stream data to other devices and cannot be used with the Connected Science System.
As a computer interface
The original LabQuest, used as an interface with a computer running Logger Pro that has Data Sharing enabled, can be used with the Connected Science System. For more information, see:
How do I use the Data Sharing feature of Logger Pro to send data to Graphical Analysis 4 via Wi-Fi?