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Landis+Gyr Technology Inc. ER6R1S4 User Manual

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Page of 77
Draft
Chapter 7 - Specifications
Landis+Gyr
74
98-1723 Rev AB
User Guide
ZigBee Transmit Power and Receive Sensitivity
Table 7-3. ZigBee Radio General
Parameter
Value
Units
Comments
Min
Typ
Max
RF Frequency Range
2.405
2.475
GHz
No. of Channels
15
Modulation Type
O-QPSK
Comply with IEEE 802.15.4
Data rate
250
kbps
IEEE Specification
802.15.4
On air Tx time (duty cycle)
66
%
66ms per 100ms max (per Ember)
Memory
RAM
Flash
12
192
KB
Antenna type
Inverted F
Printed
Peak antenna gain
-3.07
dBi
Peak gain
Antenna polarization
vertical
Table 7-4. ZigBee Transmitter
Parameter
Value
Units
Comments
Min
Typ
Max
Output power (conducted)
19
dBm
Measured at room temp.
Frequency stability
-40
+40
ppm
Error vector magnitude
5
30
%
Power Spectral Density/3kHz BW
6
dBm
6 dB Bandwidth
1.59
MHz
Modulated
Table 7-5. ZigBee Receiver
Parameter
Value
Units
Comments
Min
Typ
Max
Sensitivity
-104
-101
dBm
At 35% PER
Adjacent Channel Rejection
40
dBc
Image Rejection
30
dB
Per Ember