NI C Series - Node Support; Wireless Characteristics

© National Instruments Corp. 23 NI 9795 User Guide and Specifications
Node Support
Star topology..................................... Up to 8 NI WSN-32xx nodes
configured as end nodes
Mesh topology
1
................................. Up to 36 NI WSN-32xx
nodes configured as end and
router nodes
Wireless Characteristics
Radio mode.......................................IEEE 802.15.4
RF data rate.......................................250 kbits/s
Frequency band
2
............................... ISM 2.4 GHz
(2400 MHz to 2483.5 MHz)
Channels
3
.......................................... 11–24
TX power..........................................+10 dBm max (10 mW)
Outdoor range ...................................Up to 150 m
Modulation type................................ DSSS (O-QPSK)
1
Requires at least 4 nodes configured as routers in MAX. Router nodes can also take
measurements. NI recommends that router nodes be externally powered as the radio
is always on to route wireless traffic.
2
Due to regulations, the frequency bands depend upon the country of operation.
3
Due to regulations, the valid channels depend upon country of operation.