Foif A90 Imu Tilt Survey GPS Survey Equipment Bluetooth Receiver Rover Gnss Rtk

Product Description

PRODUCT DESCRIPTION
A90 GNSS Surveying System from FOIF has revolutionized control surveys, topographic data collection and construction surveying. A90 performs more advanced features such as smart design and WIFI monitoring. You will find many modifications in this instrument different from other GNSS products. 8GB internal memory for standard and include an optional TF card with maximum 32G which should be enough for your whole project.
Main Functions
*Compact design, more productive
*Professional GNSS statellites tracked simultaneously (GPS, Glonass, Galileo, Beidou)
*When the pole is tilted in 30 degrees, A90 still could get the right point data by automatic correct system (IMU tiltsurvey)
*Applies WIFI connection to realize WebUI control designed to modify settings and monitor the receiver status
*Bundled Android field software brings a big change in user experience and accessibility
PRODUCT SHOW



PRODUT SPECIFICATION

GNSS Engine	* 800 channels Advanced interface detection and mitigation Maximum data rate: 100Hz -GPS: LI C/A, L1C, L2C, L2P, L5 GLONASS: LI C/Ar L2 C/A, L2P, L3, L5 BeiDou: Blr B2, B3 Calileo:El, E5 AltBOC, E5a, E5br E6 NavlC(IRNSS) : L5 SBAS : Llr L5 QZSS : LI C7A, L1C, L2C, L5r L6 L-Band: Up to 5 channels
Performance Specifications	* Time to First Fix(TTFF): Cold start:<40s(typical) hot start:<19s(typical) Signal reacquisition: Ll<0.5s(typical) L2<l.Os(typical) *RTK Initialization time: <10 s RTK Initialization reliability: >99.9%
PReal-Time Accuracy (rms)*1	* SBAS Horizontal: 60cm( 1.97ft), Vertical:120cm(3.94ft) * Real-Time DGPS position Horizontal: 40cm (1.31ft), Vertical:80cm(2.62ft) *Real-Time Kinematic Position (fine mode) Horizonta1:8mm( 0.03ft)+1.0 ppm Vertical: 15mm{0.05ft)+1.0 ppm
Post Processing Accuracy (rms)*2	* Static, Rapid Static Horizontal 2.5 mm (0.008 ft) + 1.0 ppm Vertical 5 mm (0.016 ft) + 1.0 ppm
Physical	* Flat design Size: 156mm*76mm(0 x H) Bottom cover: Aluminium magnesium alloy
Memory	*Internal memory: 8GB standard; Supports extending to 32GB
Operating system	*Based on Linux; Supports Web Ul
Tilt survey sensor	Automatic correct system by 30degree
Operation	*RTK rover/base,post-processing RTK Network rover: VRS, FKP, MAC Point-to-Point GPRS through Real-time Data Server Software (internal GPRS or external cell phone) LandXML(FOIF FieldGenius support) Total Station support (FOIF FieldGenius) Import and stake directly from a DXF File (FOIF FieldGenius)
Environmental	* Operating temperature: -30°C to +65°C(-22°F to 149°F) *Storage temperature: -40°C to +80<,C(-40°F to +176°F) * Humidity: 100% condensing * Waterproof: IP67(IEC60529| * Shock: 2 m (6.56 ft) pole drop 1.2m(3.94ft) free drop
Power	* 7.2V, 6800mAhrremovable battery *Over 13 hours when simultaneous use of 2 batteries

PACKING & SHIPPING
PAYMENT
COMPANY INFORMETION
Shanghai Hexin Survey Instrument Co., LTD has 8 years' experience in geodetic surveying and cadastration surveying, we are a professional and leading enterprise in the surveying industry in MainlandChina. We specialize in the R&D and manufacturing and sales of all kinds of surveying products, including total station, electronic theodolite, electronic distance meter, automatic level, laser level, reflector prism, surveying accessory, GPS receiver, mapping software, etc.The marketing model advocated by us is not a simple sense of "selling products", instead, pre-sales service, services during operation and after-sales service are integrated in entire operating activities. It makes the customers feel that they purchased not only a commodity, but also a professional service.We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
FAQ
Q:How to turn off voice broadcast of receiver?
A: a. Enter the WEBUI, find the voice switch in the settings page and turn it off.
b. Controller Software→Device→Device Setting, turn off the "enable voice", and click"ok"
Q: Can the base station and rover station be interchangeable?
A: The difference between the rover station and the base station is that the accessories are different, the function and hardware configuration are the same.You can use the controller to choose the working mode of the device and set it as the base station or rover station.
Q: What is CORS?
A: CORS is called a continuous operating reference station system. It can be understood as a bas e station that is erected at a fixed known point and works continuously for 24 hours and sends its own data to a specific serverthrough the network. The use of CORS operation eliminates the need for a base station, and CORS is equivalent to a base station in a normal network operation.

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