9. Technical data
Circle
Parameters
Min.
Nominal
Max.
Unit
Remarks
Power supply
Supply voltage
85
120
140
VAC
Frequency
50 / 60
Hz
Power dissipation
0.19
0.9
W
115 VAC, 50 Hz, 77˚F,
unloaded
Output
Output current
15
A
cos phi 1, max. inrush
current: 80 A during
10 ms.
Energy measurements
Accuracy (current usage)
5% ± 0.5 W
120V AC, 60 Hz, 73.4˚F,
range: 1.035-1800W
Accuracy (cumulative)
1% ± 0.2 W
1 hour cumulative data
Permanent memory
Storage capacity
512
kByte
ZigBee communication
Baudrate
250
kbps
O-QPSK
Frequency
2400
2483.5
MHz
16 channels
of the 2.4 GHz ISM band
Bandwidth
2,0
MHz
5 MHz channel spacing
Receiving sensitivity
(signal/noise ratio)
-92
-97
-98
dBm
1% PER (20 byte packet)
Transmission power
-32
3
5
dBm
In addition to the specifications of the Circle, the features a built-
in clock.
Parameter
Min.
Max.
Unit
Clock operating time without power supply
6.0
8.6
Days
Stick
Parameters
Min.
Nominal/
type
Max.
Unit
Remarks
Power supply
Supply voltage
5
Vdc
Powered by USB host
Dissipated power
0.375
W
Connector
USB (A)
Frequency
2400
2483.5
MHz
16 channels
of the 2.4 GHz ISM band
Usage and storage temperatures for Circle, and Stick
Environmental conditions
Min.
Max.
Temperature (operational)
0 ˚C
140 ˚F
Humidity (operational, non-condensing)
0 % RH
95 % RH
Temperature (storage)
-4 ˚F
158 ˚F
Humidity (operational, non-condensing)
0 % RH
95 % RH
