User's Manual

Technical description
9
1.1 Technical data
The noise level loggers in the Sebalog N-3 system are specified by the following
technical parameters:
Parameter Value
Wireless interface (bidirectional)
• Frequency
• Transmitting power
• Range
868 MHz (915 MHz optional)
10 mW
Approx. 80 m (depends on the surroundings)
Memory capacity Max. 100 measuring days
Audio recording Possible
Power supply Lithium battery
Battery life Max. 5 years (depending on use)
Operating temperature -20 to 60°C (-4°F to 140°F)
Storage temperature -25 to 70°C (-13°F to 158°F)
Dimensions (W x H) 115 x 45 mm
Weight 400 g
Degree of protection IP68
The Sebalog N-3 Commander is specified by the following technical parameters:
Parameter Value
Display 6’’ VGA colour display, 640 x 480 pixels
Wireless interface (bidirectional)
• Frequency
• Transmitting power
• Range
868 MHz (915 MHz optional)
10 mW
Approx. 100 m (depends on the surroundings)
USB port USB 2.0 for connecting to a PC
Memory capacity 2 GB (corresponding to approx. 1,000 groups,
each with 1,000 loggers, including audio data, etc.)
Power supply Li-ion rechargeable battery (7.4 V / 12.25 Ah);
connection to 110-240 V supply using charger
(input: 50-60 Hz, 700 mA)
Operating time Approx. 20 hours
Operating temperature -20 to 60°C (-4°F to 140°F)
Storage temperature -25 to 70°C (-13°F to 158°F)
Dimensions (L x W x H) 250 x 190 x 100 mm
Weight 2,100 g
Degree of protection IP65
Logger
Commander-3