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AsteRx SBi3 Pro+, Septentrio, GNSS receiver, Machine Control, Smart Antenna, Survey, Resilient, high-accuracy GNSS receivers, anti-jamming, anti-spoofing, simple RTK

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AsteRx SBi3 Pro+ GNSS/INS multi-frequency  receiver delivers reliable centimeter level  positioning together with 3D orientation in  challenging environments. Thanks to the built-in  inertial sensor, it provides orientation (heading,  pitch and roll) as well as dead reckoning making  it ideal for systems that require positioning  under any condition. This housed highperformance GNSS/INS system is ideal for rapid  integration into machine control or ground  robotic applications. AsteRx SBi3 Pro+ is the  most flexible boxed GNSS/INS solution, offering  full access to raw GNSS and INS data as well as  allowing multiple antenna configurations.


KEY FEATURES

* Centimeter-level GNSS positioning enhanced by  an IMU and optionally vehicle velocity

* Full access to raw GNSS and IMU data 

* Heading with single or dual GNSS antenna 

* Pitch and roll

* Robust and compact IP68 weatherproof housing 

* AIM+ Advanced Interference Mitigation  technology, as part of the GNSS+ algorithm suite


Reliable and robust  

The AsteRx SBi3 Pro+ is a state-of-the-art GNSS/INS rover  receiver designed to provide robust and reliable positioning  and 3D attitude in the most challenging environments.  Septentrio’s multi-constellation, multi-frequency, accurate  and reliable RTK is enhanced by a powerful GNSS/INS  integration accurately measuring heading, pitch and roll.  While a single antenna allows a lean configuration, the dual  antenna enables heading measurement without the need for  movement. AsteRx SBi3 Pro+ features Advanced Interference  Mitigation (AIM+ ) technology which can suppress the widest  variety of interferers, from simple continuous narrowband  signals to the most complex wideband and pulsed jammers.


Ideal for any integration

The AsteRx SBi3 Pro+ is not only delivering an already  integrated position, but it also provides raw GNSS and IMU  data, already synchronized and in a single data stream for  customers that will integrate those components with other  sensors for a larger data fusion system (i.e. lidar). Having  GNSS and IMU hardware already integrated and data streams  already synchronized will enable customers to focus on their  own core technology without having to integrate GNSS and  IMU sensors themselves.  


Easy-to-integrate 

The AsteRx SBi3 Pro+ delivers a full INS system on a single  board for the maximum ease of hardware integration.  Septentrio’s web interface, software tools such as lever arm  optimization and support material found in the Knowledge  Base make the integration process easy and fast.


FEATURES 

GNSS signals

544 Hardware channels for simultaneous tracking of  most visible signals:

* GPS: L1 C/A, L1C, L2C, L2 P, L5 

* GLONASS: L1 C/A, L2C/A 

* BeiDou: B1I, B2I, B3I  

* Galileo: E1, E5a, E5b, E5 AltBOC  

* SBAS: EGNOS, WAAS, GAGAN, MSAS, SDCM


Septentrio’s patented GNSS+ technologies 

* AIM+ unique anti-jamming and monitoring  system against narrow and wideband  interference with spectrum analyser 

* FUSE+ fusion of RTK positioning with an intertial  sensor and more  

* IONO+ advanced scintillation mitigation  

* APME+ a posteriori multipath estimator for  code and phase multipath mitigation  

* LOCK+ superior tracking robustness under  heavy mechanical shocks or vibrations  

* RAIM+ (Receiver Autonomous Integrity Monitoring) 


Formats Septentrio Binary Format (SBF), fully documented  with sample parsing tools  

NMEA 0183, v3.01, v4.0  

RTCM v2.x, v3.x (MSM messages included)  

CMR v2.0 and CMR+  


Connectivity 

3 Hi-speed serial ports (RS232) 

Ethernet port (TCP/IP, UDP, LAN 10/100 Mbps) 

Power over ethernet  

1 High-speed/full-speed USB device port 

2 Event markers  

FTP server  16 GB internal memory  

NTRIP (client)


PERFORMANCE  

Integrated position accuracy 1,2

                       Horizontal           Vertical 

Standalone             1.2 m              1.9 m 

SBAS                       0.6 m              0.8 m 

DGPS                      0.4 m              0.7 m 


RTK-INS 1,2,3

Horizontal accuracy   0.6 cm + 0.5 ppm 

Vertical accuracy             1 cm + 1 ppm 

Initialisation                                      7 s 


Integrated attitude accuracy 1,2,3

              Non RTK mode         RTK mode

Heading, dual antenna     0.3°       0.15° 

 Heading, single antenna  0.3°        0.2° 

Pitch/roll, dual antenna   0.04°      0.02° 


 INS velocity 1,2,3 

          Non RTK mode            RTK mode 

Velocity        0.05 m/s              0.02 m/s 


IMU performance 

Gyroscope performance  

Input range                              ± 500°/s 

Bias in-run instability                  2.7°/hr 

Random walk / noise density   0.15 - 0.2°/√hr

Accelerometer performance 

 Input range                                   ±8 g 

Bias in-run instability 4        2.7 - 4.4 μg 

Random walk / noise density 4    17.0 - 24.8 μg/√Hz


Maximum update rate 

Integrated position                     100 Hz

Latency7                                    <20 ms 

GNSS measurements                      2 Hz 

IMU raw data                              200 Hz 


Time precision  

xPPS out                                           5 ns

Event accuracy                           < 20 ns 

Time to first fix

Cold start 5                                   < 45 s

Warm start 6                                 < 20 s

 Re-acquisition avg.                     avg 1 s

Tracking performance (C/N0 threshold)  

Tracking                                 20 dB-Hz  

Acquisition                            33 dB-Hz


Dead reckoning positioning  and attitude accuracy 2,8

GNSS/INS


Duration (s)Horizontal (m)Vertical (m)Heading (deg)Pitch/roll (deg)
50,1060,040,350,04
100,3060,060,350,06
303,0060,250,40,1


PHYSICAL AND ENVIRONMENTAL

AsteRx SBi3 

Size                               102 × 36 × 118 mm 

                                          4.0 × 1.4 × 4.6 in 

Weight                                 490 g / 17.3 oz 

Input voltage                          4.5 to 36 VDC


Power consumption 

GPS/GLO L1/L2                                   1.3 W 

 All signals, all GNSS constellations    1.5 W 

Maximum                                            2.5 W 


Connectors 

Antenna                               2 x TNC female 

ETH                               ODU 4 pins female  

COM1/GPIO                 ODU 7 pins female  

PWR/USB/COM2/COM3   ODU 7 pins female  


Antenna(s)  

Output voltage                                  5 VDC  

Maximum current                           150 mA 


Environment  

Operating temperature     -30° C to +65° C 

                                          -22° F to +149° F 

Storage temperature         -40° C to +75° C 

                                          -40° F to +167° F 

Humidity   MIL-STD-810G, Method 507.5, Procedure I  

Dust          MIL-STD-810G, Method 510.5, Procedure I  

Shock      MIL-STD-810G, Method 516.6, Procedure I/II  

Vibration   MIL-STD-810G, Method 514.6, Procedure I 


Certification 

RoHS, WEEE, ISO 9001-2015, UKCA

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1 Open-sky conditions 

2  RMS levels 

3  Baseline < 40 Km 

4  Z-axis (lower value is for X & Y)

5  No information available (no almanac,  no approximate position) 

6  Ephemeris and approximate position known  

7  98% of samples 

8  RTK fix before outage  

9  Using high accuracy and low latency velocity input


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