Attitude Measurement Module V21

V21 is a highly integrated external attitude measurement module featuring GPS L1 and BeiDou B1I dual-mode capabilities. It includes an internal inclinometer, making setup quick and easy. Simply mount the module on a GNSS signal-receiving platform—no external GNSS antenna is required—to perform attitude measurements.
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Details

Key Features

  • Supports simultaneous tracking of L1CA and B1 signals

  • Short time to first heading fix

  • Integrated inclinometer module

  • Unique temperature compensation algorithm ensures accurate tilt 

    measurements across the full temperature range

Specifications

General Specification

Horizontal Positioning Accuracy

5m (RMS) 

Vertical Positioning Accuracy

10m (RMS) 

5m (RMS), after 12 hours in an open, undisturbed environment 

Heading Accuracy

5° (2RMS) 

Inclination Accuracy

±1.0°, range -90°~90°

Positioning Initialization Time60s
Heading Initialization Time180s (2RMS)
Supply Voltage

DC 8.5V ~ 30V
Ripple 

100mVpp(MAX)

Power Consumption≤1W (Typical)
IP RatingIP65
Surge ImmunityIEC 61000-4-5:2005 IEC
Lightning TestGB/T 3482 Impulse Current 8/20 μs, 3kA (Common Mode), 5kA (Differential Mode)
Weight

<700g

Operating Temperature-40~+75℃


Application


USVRobotic Lawn Mower
Unmanned Delivery VehicleUnmanned Sweeper


Email
hd@navnav.com
Cell
0755-86616092
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