HB51 (GR-P3HV1) RTK GNSS Heading Board

Description

HB51 (GR-P3HV1) RTK Differential Positioning and Heading Board

The HB51 (GR-P3HV1) is a compact dual-antenna full-system full-band high-precision positioning and heading board powered by Septentrio Mosaic-G5 P3H module. Built-in RM3100 industrial-grade geomagnetic sensor.

Key Features

Adopts Mosaic-G5 P3H full-system full-band high-precision positioning module
Supported signals: BDS (B1I, B2I, B3I, B1C, B2a, B2b), GPS (L1C/A, L1C, L2PY, L2C, L5), GLONASS (L1CA, L2CA, L2P, L3 CDMA), Galileo (E1, E5a, E5b, E6), QZSS (L1C/A, L1C/B, L2C, L5)
Simultaneous positioning and heading output; max 20Hz update rate
Integrated Septentrio AIM+ anti-jamming, APME multipath mitigation, LOCK anti-vibration, IONO protection, RAIM
Automatic RTCM differential input. Supports SBF, RTCM v3.x (MSM). On-board MEMS with U-Fusion. Galileo HAS and OSNMA ready
PNI RM3100 magnetic sensor suite with 3D magnetic field measurement

Performance Specifications

Channels	789 hardware channels	Cold Start	< 35 seconds
Positioning Accuracy (RTK)	Horizontal: 0.6 cm + 0.5 ppm Vertical: 1.0 cm + 1 ppm	Heading Accuracy	0.15° per 1m baseline
Single Point	Horizontal: 1.2 m Vertical: 1.9 m	Data Update Rate	20 Hz
DGPS (RMS)	Horizontal: 0.4 m Altitude: 0.7 m	Time Accuracy	PPS: 1.4 ns
Dimensions	48 mm × 35 mm × 12.6 mm (board)	Weight	86 g
Supply Voltage	5.0V ~ 12V DC	Operating Current	300 ~ 1000 mA @12V
Operating Temp	-40°C ~ +95°C	Storage Temp	-55°C ~ +95°C

Interface

2 × UART (GH1.25-6P) communication ports
2 × Straight MMCX antenna connectors (ANT1: Aux, ANT2: Main)
PPS time pulse output
I2C for RM3100 magnetic sensor data
EVENT input for adjustable pulse width and polarity

Specification

Features

Product datasheet

Applications

FAQ

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HB51 (GR-P3HV1) Multi-Frequency GNSS Receiver – RTK Differential Positioning & Heading Board