Experimental Performance Evaluation of Multihop IEEE 802.15.4/4g/4e Smart Utility Networks in Outdoor Environment

Table 2

Parameters of the developed SUN devices.

Size	85 mm 70 mm 35 mm (without antenna)
Weight	165 g
Frequency	920–928 MHz
Tx power	20 mW (expandable to 250 mW)
Modulation scheme	2GFSK
Data rate	50 kbps; 100 kbps; 200 kbps
Maximum data length	2047 Octet
Communication range	500 m
Power source	AA-battery3; AC
Consumption current	50 mA for active; 2 mA for sleep
Interface	RS-232C; RS-485; U-LINE, and others (expandable)