Stonex M1 II Mini Engineering GNSS Receiver
Stonex

M1 II Mini Engineering GNSS Receiver

The M1 II Mini is a high-precision geodetic GNSS receiver independently developed by Stonex to meet the practical requirements of engineering monitoring. Featuring built-in cloud remote services, it enables remote configuration immediately upon SIM card insertion and power-up, and includes a universal RS-485 sensor interface.

432
Channels
IP68
Protection Rating
8 GB
Storage

Original Stonex unit·Authorized distributor

  • Dispatch in 3 to 7 working daysShips in 3–7 days · DDP / CIF / FOB
  • DDP / CIF / FOB to most countries
  • Local coordinate system preset before shipping
Overview

About the M1 II Mini

The M1 II Mini is a high-precision geodetic GNSS receiver independently developed by Stonex to meet the practical requirements of engineering monitoring. Featuring built-in cloud remote services, it enables remote configuration immediately upon SIM card insertion and power-up, and includes a universal RS-485 sensor interface. With a dedicated 12V DC universal sensor power output and compatibility with multiple sensor types, this GNSS receiver delivers superior adaptability and compatibility for monitoring geological hazards, mines, slopes, and infrastructure.

Specifications

Technical data

Values from the Stonex datasheet. Ask us for the full sheet or a side by side with another model.

Item

Sub-item
Description

GNSS Performance

Channels
432
Signal Tracking
BDS GPS GLONASS Galileo QZSS
Static Accuracy
Horizontal: ±(2.5mm + 0.5×10-6D) RMS; Vertical: ±(5mm + 0.5×10-6D) RMS
Kinematic Accuracy
Horizontal: ±(8mm + 1×10-6D) RMS; Vertical: ±(15mm + 1×10-6D) RMS
GNSS Antenna
External

Electrical Specifications

Battery Capacity
None
Operating Voltage
9-28V DC input
Interface Parameters (1 port unless specified)
Yes
Device Interfaces
1x RS-485 port, 1x RS-232 port, RS-232 to USB port, 4G LTE, TNC connector, SIM card slot
Expansion Interface

Physical Specifications

Dimensions (mm)
113.7×134.4×32
Operating Temperature
-30℃ to +75℃
Storage Temperature
-30℃ to +85℃
Humidity
95% non-condensing
Protection Rating
IP68
Drop Resistance
Withstands 1.5m drop onto concrete

System Configuration

Operating System
Linux
Storage
8 GB
Communication
4G
Applications
Geological disaster monitoring, bridges, mines, reservoirs
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