These mac an sys commands are configuration commands for the modem module (the RN2483).
If you want to send every 10 seconds then you have to modify the source code. Your thoughts about sending data at a certain interval vary quite a bit. …from 1 min. to 10 seconds ;-). You can ask yourself if it’s really necessary to know the temperature every 10 seconds.
Keep in mind the Fair Access Policy
If you want generate automatically, a periodic uplink transmission then this is possible with the Mote without modify the code in MPLAB X ID (*except if you want send every 10 seconds). All you have to do is set the right settings in the menu.
Below some data of my Mote, sending every 5 min. without hardware interrupts (pushing buttons):
So, If your evaluation kit is operational you can simple test it.