FW file description
M1T380-FW-OUTGUARD-360.hex 		- EPROM 1-4 (8kB) FW version 3.6
M1T380-FW-OUTGUARDRS232-360.hex 	- EPROM 1-5 (10kB) FW version 3.6 with M1T382 interface FW version 3.5
M1T382-FW-SERIAL-350.hex 		- M1T382 (2kB) FW version 3.5