CS1G & NT31C-ST141-V2 problem

[a151218 0]

I have some problem about PLC CS1G and HMI NT31C-ST141-V2 1.If the battery of CS1G is died,the plc program if kepp or lose? 2.Can I upload HMI(NT31C-ST141-V2) program to PC?If it can upload HMI program and what kind of the cable that i need to use? 3.What dose the function about the battery of HMI(NT31C-ST141-V2)?If the HMI battery is died the HMI program if kepp or lose ?

[Crossbow 295]

It's clearly explained in the hardware manuals for each product. NT31C can be uploaded.