How to set up 2 sets of 0582?
Remove all batteries from the host transmitter; Install one set of sensors in turn, transmitter 1-2-3, main unit 1. Three minutes later, install a second set of sensors 1-2-3, and then main unit 2.
Recommended sequence of batteries
A: Install alkaline AA batteries into sensor 1-2-3 in turn; B: Reinstall the battery into main unit.