1. Althen Sensors
  2. IIoT sensors
  3. IoT sensor hardware
  4. IoT temperature sensors
  5. BM-Z Industrial IoT Gateway

BM-Z Industrial IoT Gateway

Versatile IoT gateway with mesh networking, edge data management, and LTE connectivity—ideal for remote sensor networks.


Key features

  • Supports long-range mesh networks up to 5km
  • Integrated 3G/4G modem, Wi-Fi, and GNSS
  • Wide operating temperature: -40°C to +80°C
  • AES128 data encryption for secure transmission
  • Integrated RTC and environmental sensors
  • IP67 aluminum housing for harsh environments

Performance highlights

The BM-Z is an advanced industrial IoT gateway built for edge data acquisition and long-range wireless mesh communication. Featuring a quad-core Broadcom CPU, it enables low-latency local processing with secure cloud integration via LTE or Ethernet.

Usage conditions

Designed for field operations, the BM-Z performs reliably in temperatures from -40°C to +80°C, with an IP67-rated die-cast aluminum enclosure. Solar and battery backup options enable off-grid deployment in remote and underground environments.

Possible applications

  • Remote infrastructure monitoring
  • Tunnel and underground structure sensing
  • Smart agriculture sensor networks
  • Structural health monitoring (SHM)
  • Pipeline condition monitoring
  • Industrial IIoT systems requiring low power mesh connectivity

Advantages of choosing this product

The BM-Z Gateway offers a unique combination of industrial durability, wireless flexibility, and intelligent data management. With its built-in mesh capability, secure LTE module, and expandable interfaces, it enables scalable, plug-and-play sensor networks for demanding IoT projects.

Other important features

  • LTE, WCDMA, GSM modem with fallback
  • GNSS (GPS) module with high sensitivity
  • USB 2.0 and IDC10 interfaces
  • Configurable status LEDs and control buttons
  • External solar and lead-acid battery support

Do you need this sensor for your next project?

Request a no-obligation quote or send us your contact details for a free, no-obligation consultation. Our sales engineers will then contact you within a maximum of 1 to 2 working days.

Talk to an expert

Product downloads

Talk to our experts

Not exactly what you are looking for? We offer standard sensors, but can also help you with sensors adapted for you or a fully customised measurement solution. Contact us for advice or pricing.

Talk to an expert

Technical Specifications

Specification Value
Dimensions 160 x 100 x 80 mm
Weight 1 kg
Material Die-cast aluminum
CPU Broadcom BCM2837B0 @ 1.4GHz
RAM 512MB LPDDR2 SDRAM
Storage 16GB microSD (13GB usable)
Internal sensors Temperature sensor ±2°C
RTC ±3.5ppm internal, ±2ppm external
Low-power MCU Cortex-M3 48MHz, 128KB flash
Environmental sensors Temp ±1.8°C, Barometer ±1.7hPa
Network Mesh ISM band 863–870 / 902–928 MHz
Transmission power Up to 30dBm (1W)
Encryption AES128 end-to-end
Max hops 12
Nodes supported Up to 50
Cellular modem LTE FDD/TDD, WCDMA, GSM
GNSS GPS module (no antenna)
Interfaces USB 2.0, Wi-Fi 2.4GHz, IDC10
Power 12V DC @ 3A (nom.), 11–24VDC range
Backup power D-cell 3.6V battery (19Ah rec.)
Solar panel 12/24V, min. 80W, 3A max
Battery support 12/24V lead-acid, min. 18Ah
Protection IP67
Mounting BM-Z-BKLG bracket for vertical/pole

Related products

Need something else?

BM-X Wireless tiltmeter node

  • ±15° biaxial MEMS inclinometer
  • Long-range mesh network up to 5km
  • IP67-rated die-cast housing
Datasheet View product

BM-Y1-C1 & BM-Y1-C4 Analogue nodes

  • 24-bit low-noise ADCs
  • Mesh network up to 50 nodes
  • Sensor power: 5V, 12V, 24V
Datasheet View product