
18
3.3
Physical Characteristics
Dimensions
64.5 x 61 x 22 mm (regular housing)
95 x 76.4 x 28.8 mm (IP67 housing)
Weight
65 ± 5 g (FM
-Eco4+ light 3G T)
148 ± 5 g (FM
-Eco4+ 3G T)
185 ± 5 g (FM
-Eco4+ 3G E T)
Housing material
Plastic
Connector
12 Pin, insulated
Configuration interface
USB
Antenna
Internal
External (FM-Eco4+ 3G E T only)
3.4
Technical Characteristics
3.4.1
Environmental Specifications
FM-Eco4 light+ 3G T
FM-Eco4+ 3G T
FM-Eco4+ 3G E T
Temperature
Operating:
-
20 to +60 °C
Battery charging:
0 to +45 °C
Battery discharging: -
20 to +60 °C
Storage:
-
20 to +60 °C
Relative humidity
5 % to 95 % Non-condensing
3.4.2
Electrical Specifications
FM-Eco4 light+ 3G T
FM-Eco4+ 3G T
FM-Eco4+ 3G E T
Power supply range
6
–
31.5 V DC
Maximum current
rating
500 mA @ 6 V DC
Internal battery
LiPo 3.7 V 190 mAh
Protections
Battery short circuit protection
Reverse polarity protection
Overcurrent protection on 1-Wire power line