HOBO® RX Wireless Sensor Network
HOBO RXW Repeater (RXW-RPTR-xxx) Manual
HOBO RXW Repeater
Models:
• RXW-RPTR-900 (US)
• RXW-RPTR-868 (Europe)
• RXW-RPTR-922
(Australia/NZ)
Included Items:
• Cable ties
• Screws
22249-A
The HOBO RXW Repeater is designed to work with the HOBOnet Wireless Sensor Network in
which data is transmitted wirelessly from sensor motes across the network to the RX3000 station
and then uploaded to HOBOlink® web-based software. The repeater is ideal when there is an
obstruction between motes and the station or for extending the transmission range of motes in
the network. With HOBOlink, you can monitor the network, view graphs, set up alarms, download
data, and more.
Specifications
Operating Temperature
-25° to 60°C (-13° to 140°F) with rechargeable batteries
Range
-40 to 70°C (-40 to 158°F) with lithium batteries
Radio Power
12.6 mW (+11 dBm) non-adjustable
Transmission Range
Reliable connection to 457.2 m (1,500 ft) line of sight at 1.8 m (6 ft) high
Reliable connection to 609.6 m (2,000 ft) line of sight at 3 m (10 ft) high
Wireless Data Standard
IEEE 802.15.4
Radio Operating
RXW-RPTR-900: 904–924 MHz
Frequencies
RXW-RPTR-868: 866.5 MHz
RXW-RPTR-922: 916–924 MHz
Modulation Employed
OQPSK (Offset Quadrature Phase Shift Keying)
Data Rate
Up to 250 kbps, non-adjustable
Duty Cycle
<1%
Maximum Number of
50 motes per one RX Wireless Sensor Network
Motes
Battery Type/
Two AA 1.2V rechargeable NiMH batteries, powered by built-in solar panel
Power Source
or two AA 1.5 V lithium batteries for operating conditions of -40 to 70°C (-
40 to 158°F)
Battery Life
With NiMH batteries: Typical 3–5 years when operated in the temperature
range -20° to 40°C (-4°F to 104°F) and positioned toward the sun (see
Deployment and Mounting), operation outside this range will reduce the
battery service life
With lithium batteries: 1 year, typical use
Dimensions
16.2 x 8.59 x 4.14 cm (6.38 x 3.38 x 1.63 inches)
Weight
219 g (7.74 oz)
Materials
PCPBT, silicone rubber seal
Environmental Rating
IP67, NEMA 6
Compliance Marks
RXW-RPTR-900: See last page
RXW-RPTR-868: The CE Marking identifies this product as
complying with all relevant directives in the European Union
(EU).
RXW-RPTR-922: See last page
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