Industrial Wireless Modem

The Bivocom TW810 Series LTE CAT M1/NB-IoT Modem is a type of industrial wireless terminal based on LPWA technology, designed to fully meet the needs of industrial standards and industrial users.

It adopts high-powered industrial 32-bits CPU, multi-layer software detection and hardware protection mechanism to ensure reliability and stability of the device. It supports carrier LTE CAT M1(eMTC) and NB-IoT network, and with rich and flexible interfaces, such as RS232, RS485 and RS422, and TTL GPIOs is also customisable. 

The TW810 Series LTE CAT M1/NB-IoT Modem can help users to quickly access the LTE CAT M1/NB-IoT network, to ensure low power consumption, secure and reliable data transmission. It’s ideal for IoT (Internet of Things) and M2M (Machine to Machine) applications, and has been widely used in many applications, such as Smart Grid, Water and Gas Metering, Street Lamps, Environmental Protection, Energy Saving, etc.

Product Specification

Cellular Interface 
  • LTE CAT M1: B1/B3/B5/B8, and NB-IoT, B1/B3/B8/B5/B20/B28 for option. 
Cellular Antenna Interface 
  • Number of Ports:
  • Note: Standard SMA female antenna interface, characteristic impedance 50Ω 
SIM Interface 
  • Number of Ports:
  • Note: Standard drawer type card holder, support 1.8V/3V 
  • SIM/UIM card, built-in 15KV ESD protection 
Serial Interface (Industrial terminal block) 
  • Number of interfaces: 1x RS232, 1x RS485 
Serial Communication Parameters 
  • Baudrate: 300~230400bits/s 
  • Data Bit: 5, 6, 7, 8 bits 
  • Stop Bit: 1, 1.5, 2 bits 
  • Check: No, Even-parity, Odd Parity, SPACE and MARK 
Analog Input (Industrial terminal block) 
  • Number of Ports: 2(Can be customized to 3) 
  • Note: 10-bit AD, support 4-20mA current signal input, optional 0-5V voltage signal input 
I/O (Industrial terminal block) 
  • Numbers of Ports: 3x GPIOs, able to configured as input and output, communication level: 3.3V 
  • Note: Built in 15KV ESD protection, TTL GPIOs is customisable. 
Power Requirements 
  • Standard Power: DC 12V/0.5A 
  • Power Range: DC 5~35V 
  • Communication Current: <85mA(12V) 
  • Note: Built-in power inverting protection and over voltage protection 


Power Consumption 
  • Communication: <1W 
  • Note: 12V(<85mA), 5V(<155mA) 
  • Standby: <0.4W 
  • Note: 12V(<30mA), 5V(<55mA) 
  • Sleep: <0.1W 
  • Note: 12V(<0.8mA), 5V(<18mA) 
LED Indicators 
  • Online, Act, Power, System 
  • Ultra-low consumption design, includes sleep mode, scheduled online and offline mode 
  • EMC up to level 3 
  • Use NTP technology, build-in RTC 
  • SIM/UIM card port built-in 15KV ESD protection 
  • Warranty Period: 12 months 
Environmental Limits 
  • Operating Temperature: -35~+75ºC(-31~+167 ºF) 
  • Storage Temperature: -40~+80ºC(-40~+176 ºF) 
  • Ambient Relative Humidity: 95%, non-condensing 
Physical Characteristics
  • Protection Class: IP30, Housing and system are isolated safely, ideal for industrial automation application 
  • Housing: Iron 
  • Weight: 208g
  • Dimension: 91 x 58.5 x 22mm, Antenna and other accessories not included

Bivocom IoT Product Range

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