ONSET HOBO MicroRX Station

OverviewThe compact HOBO MicroRX Station is an easy-to-deploy, low-cost cellular solution for long-term, reliable monitoring of indoor conditions in warehouses, cold storage facilities, data centers,

  • Product Name:ONSET HOBO MicroRX Station
  • Model:MicroRX Station
  • Maunufactor:Onset
  • Country:USA


The compact HOBO MicroRX Station is an easy-to-deploy, low-cost cellular solution for long-term, reliable monitoring of indoor conditions in warehouses, cold storage facilities, data centers, museums, commercial and residential buildings, and more. The station includes an integrated HOBOnet Manager, for easy deployment with wireless HOBOnet sensors. The station also features inputs for up to five of Onset’s research-grade plug-and-play sensors. Configurable station-side alarms trigger immediate notifications of critical conditions, and Onset’s cloud-based HOBOlink platform makes it easy to view, access, and share data.


Highlighted Features

l  Compact size and integrated HOBOnet Manager for easy deployment

l  Scalable, with option to connect up to 50 wireless sensors; 600 m line-of-sight range

l  Inputs for five plug-and-play sensors

l  Includes AC power adapter and user-replaceable AA lithium batteries for battery back-up

l  Built-in LCD confirms proper setup and operation

l  Up to 10-minute connection rates via 4G cellular data plans

l  Cloud-based monitoring and data access through HOBOlink

l  Integrated mounting tabs for use with screws, zip ties, or U-bolts


In what environment does this data logger operate?

This data logger operates in an indoor environment.


What measurements does this data logger support?

The RX2105 data logger supports the following measurements: 4-20mA, AC Current, AC Voltage, Amp Hour (Ah), Amps (A), DC Voltage, Event, Kilowatt Hours (kWh), Kilowatts (kW), Light Intensity, Power Factor (PF), Pulse Input, Relative Humidity, Temperature, Volt-Amp Reactive, Volt-Amp Reactive hour, Volt-Amps (VA), Volts (V), Water Flow, Watt Hours (Wh) and Watts (W)


Operating Range:     RX2105: -40° to 60°C (-40° to 140°F)

Smart Sensor Connectors:     5

Smart Sensor Network Cable Length       :     100 m (328 ft) maximum

Smart Sensor Data Channels:     Maximum of 15 (some smart sensors use more than one data channel; see sensor manual for details)

Logging Rate :     1 minute to 18 hours

Time Accuracy:     ±8 seconds per month in 0° to 40°C (32°F to 104°F) range;

±30 seconds per month in -40° to 60°C (-40° to 140°F) range

Battery Type/Power Source:          RX2105: AC power adapter (P-AC-1) and 6 AA 1.5 V lithium batteries

Battery Life/Power Source:    


Runs continuously with the included AC adapter.

Batteries can be used as a backup to AC power; battery life of 3 months with 1 minute logging and daily connections or 2 months with 1 minute logging and hourly connections, and with approximately 10 motes. Note: Deployments in areas with weak cellular strength could reduce battery life.

Alarm Notification Latency :     Logging interval plus 2–4 minutes, typical

Enclosure Access:     Hinged door secured by two latches with eyelets for use with user-supplied padlocks

LCD :     LCD is visible from 0° to 50°C (32° to 122°F); the LCD may react slowly or go blank in temperatures outside this range

Materials:     Outer enclosure: Polycarbonate/PBT blend with brass inserts; Interior: Polycarbonate/PBT; Gasket: Silicone foam; Cable channel: Santoprene™ TPE; U-Bolts (not included): Steel with zinc dichromate finish

Dimensions:     19.95 x 13.68 x 7.49 cm (7.85 x 5.39 x 2.95 in.); see diagrams at left

Weight:     678 g (23.9 oz)

Mounting:     Optional U-bolts are compatible with masts up to 4.14 cm (1.63 in.) mast diameter; can also be mounted with zip ties or mounted to a flat surface with screws

Environmental Rating:     Weatherproof enclosure, NEMA 4X and IP66 (requires proper installation of cable channel system)

Wireless Radio:     GSM/GPRS/EDGE: Quad band 850/900/1800/1900 MHz

UMTS/HSPA+: Seven band 800/850/900/1800/1900/2100 MHz

LTE: Twelve Band 700/800/850/900/1800/1900/2100/2600 MHz

Antenna :     4G LTE



Operating Range:     -25° to 60°C (-13° to 140°F)

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 Frequencies:     

RX210x-900: 904–924 MHz

RX210x-868: 866.5 MHz

RX210x-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 Motes:     50 motes per one HOBOnet wireless sensor network

Power Source       :     Powered by the station

Dimensions   Mote:      16.2 x 8.59 x 4.14 cm (6.38 x 3.38 x 1.63 inches)

Cable length:      2 m (6.56 ft)

Weight:     159 g (5.62 oz)

Materials:     PCPBT, silicone rubber seal

Environmental Rating:     IP67, NEMA 6