USB Gateway (Monitoring Hub)

The FlatMesh USB Gateway provides all the functionality required to operate a FlatMesh wireless sensor network in conjunction with a PC.

Combine with the FlatMesh Data Logger software for simple text file logging, or the FlatMesh Web Monitor software for real-time visualisation and alerting.

USB gateway

Key benefits

  • On-board industrial-grade flash memory card for data buffering and backup
  • No separate power connection required
  • Robust USB connector to avoid accidental disconnection
  • Firmware is upgradeable over USB

Physical specifications

Parameter Value
*Approximate values
Dimensions 114 x 89 x 56 mm
Total Mass 0.35 kg*
Housing Material Die cast aluminium enclosure

Metallised plastic USB connection

Mounting Options 5mm diameter holes in mounting flanges
Operating Temperature Range -40°C to +85°C

FlatMesh Radio Specifications

Parameter Value
* Consult with Senceive for your application
Communication Type Proprietary FlatMesh v3 Mesh Networking Protocols

IEEE 802.15.4 compliant

Frequency Band 2400 – 2485 MHz ISM Band
Maximum Transmit Power (EN 300 328 v1.8.1) 6.2dBm
Maximum Antenna Gain 4dBi
Range Up to 300m depending on the environment*
Maximum Network Size Typically, up to 100 nodes

Consult with Senceive to determine the optimal system configuration

USB Interface

Parameter Value
Standard USB 2.0
Connector Type Standard A Plug
Cable Length 1 metre
Type of Device Virtual COM Port
Power Requirement 5V, 500mA max


  • Tested to conformity with all the essential requirements of R&TTE Directive 1999/5/EC and RoHS Directive 2011/65/EU
  • Network Rail Acceptance PA05/04146
  • London Underground Approved Product ID 2073

Ordering Information and Accessories

Model Description
FM3G-USB FlatMesh 3 USB Gateway
FA-FM-ADJ Adjustable angle antenna

Flexible installation, perfect for use in tunnels and indoor environments

Maximum gain +2dBi

FA-FM-WPS Waterproof straight antenna

Maximum gain +1.1dBi