Description
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COLIY®–Excellent Solution for Magnetic Field Measurement |
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High Magnetic Field (0-10T) Measurement |
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| Model | Principle | Type | Axis | DC Accuracy | Range | Resolution |
| X113 | HALL | Sensor | 1 | 0.05% | 15T | TC of sensitivity: 30ppm/K |
| G80 | HALL | Handheld | 1 | 2% | 2T | 10μT |
| G81 | HALL | Handheld | 1 | 0.8% | 10T | 1μT |
| G81L | HALL | Handheld | 1 | 0.8% | 150mT | 0.1μT |
| G83 | HALL | Handheld | 3 | 0.8% | 10T | 1μT |
| G401 | HALL | Desktop | 1 | 0.05% | 10T | 1μT |
| G403 | HALL | Desktop | 3 | 0.1% | 10T | 1μT |
| GSP301D | HALL | Transmitter | 1 | 0.5% | 10T | 1μT |
| GSP303D | HALL | Transmitter | 3 | 1% or 0.2% | 10T | 1μT |
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Low Magnetic Field(0- 2mT) Measurement |
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Gaussmeters for Low Magnetic Field |
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| Model | Principle | Type | Axis | DC Accuracy | Range | Resolution |
| F23 | Fluxgate | Sensor | 3 | 0.5% | 1500μT | Output ±10V |
| GFP803 | Fluxgate | Transmitter | 3 | 0.2% | 1mT | 0.1nT |
| GMR61 | GMR | Handheld | 1 | 0.8% | 600μT | 10nT |
| GMR63 | GMR | Handheld | 3 | 0.8% | 600μT | 10nT |
| GF501 | Fluxgate | Handheld | 1 | 0.5% | 200μT | 1nT |
| GF503 | Fluxgate | Handheld | 3 | 0.5% | 200μT | 1nT |
| GF601 | Fluxgate | Handheld | 1 | 0.5% | 1mT | 0.1nT |
| GF603 | Fluxgate | Handheld | 3 | 0.25% | 1mT | 0.1nT |
| GF633 | Fluxgate | Desktop | 3 | 0.1% | 1mT | 0.01nT |
| Note: 1T= 10kG; 1mT= 10G; 1μT= 10mG; 1nT= 10μG | ||||||
Description:
GFP803 high-performance 3-axis fluxgate digital transmitter is designed by COLIY, which has accumulated more than 10 years of fluxgate digital transmitter design experience, adopts new design framework and electronic components, and is designed according to industry standards. GFP803 has both high precision, high stability and high reliability. It can be connected to computers, regulators, PLCs and display meters. It can be easily integrated into integrated systems and can meet various complex use environments of military, national defense, and scientific research.
Three-Axis Fluxgate Digital Transmitter GFP803, which adopts 3 24-bit 32ksps ADCs with dynamic range up to 158dB, could make magnetic field density directly converted into 1-channel digital signal, and digital output (RS485) rate could be set between 1sps and 1ksps. Typical applications are that geomagnetism detection, underwater magnetic field monitoring, wrapped detection, traffic monitoring, measuring residual magnetism, low-intensity magnetic field measurement, laboratory, etc.
Three-Axis Fluxgate Digital Transmitter GFP803 has two measurement ranges, which are ± 100μT and ± 1000μT, and the actual measurement resolution has reached 0.1nT within the full range. The user can select the spectrum analysis function for accurate analysis of the AC magnetic field with magnetic field measuring resolution of 0.1nT and a frequency analysis resolution of 1Hz. The accuracy of GFP803 digital transmitter is 0.2%, and the frequency response range is DC-1kHz. Built-in TI’s temperature sensor with 0.1 ℃ accuracy; after temperature compensation, the typical temperature coefficient is ±30ppm / ℃.
Digital Transmitter GFP803 can use COLIY’s multi-channel synchronous data acquisition system for networking. It can run up to 128 channels at the same time, each channel acquisition speed is 1sps-500sps, and the highest synchronous acquisition rate is 64000sps.
Digital Transmitter GFP803 is environmentally sealed with standard package or deep submersible package, and the protection class of standard package is IP67. Transmitter GFP803 sensor with deep submersible package, can work underwater 50 meters, so it’s ideal for monitoring the underwater magnetic field. Meanwhile, Three-Axis Fluxgate Digital Transmitter GFP803 has passed the CE certification and EMC (Electromagnetic Compatibility) test.
| Features | |
| l Manufactured by industry standards
l High reliability and stability l Precision temperature compensation l Compact size (152 x 32 x 32mm) l Digital output rate: 1sps- 1ksps l Through EMC test l Certified by CE Standard |
l Range: ±100μT or ±1000μT
l DC basic accuracy: 0.2% l 0.1nT Resolution in Full Range l Frequency response DC- 1kHz l Digital signal output (RS485) l [Option] Spectrum analysis function l Standard or deep submersible package |
SMART PC Software
Display AC magnetic field time domaingraph with RMS value as low as 1nT
[Option] Spectrum analysis function,can analyze the spectrum with RMS value as low as 1nT
GFP803 Digital Transmitter Specification:
| MODEL | GFP803 | |
| Measurement Specification | ||
| Accuracy/Axis | ±0.2% Reading ± 0.1% FS | |
| Range | One range, no division | |
| Range/Axis | ±100μT | ±1000μT |
| Finest Resolution* within FS | 0.1nT | 0.1nT |
| Typical Temperature Coefficient | ±150ppm/℃ [Without temperature compensation]
±30ppm/℃ [After temperature compensation] |
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| Frequency Response [fT] | DC – 1kHz | |
| Spectrum Analysis Function | Frequency analysis resolution 1Hz | |
| Sensor Orthogonality Error | <1°or <0.1°(Optional) | |
| Hysteresis | <±2nT for exposure to up to full scale | |
| Digital Output | ||
| Function | To connect with computers, regulators, PLCs and display meters for digital signal output | |
| RS485 Interface | Data update rate: 1sps to 1ksps | |
| SMART PC Software | ||
| Data Display Digits | Up to 7 digits | |
| Function | 1, Display XYZ axis and vector of magnetic flux density in real time;
2, Save the magnetic flux density data to PC; 3, Spectrum measurement mode (Optional); 4, Multi-probe connection and display mode (up to 128 probes). |
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| Transmitter Specification | ||
| Operating Temperature | -30℃ to +50℃ | |
| Storage Temperature | -40°C to +70°C | |
| Power Consumption | MAX 5W | |
| Power Supply | Typical 5VDC | |
| Environmental protection / sealing | IP67 or deep submersible package (underwater 50 meters) | |
| Dimension | 152 mm W × 32 mm H × 32 mm D | |
| Weight | 200g | |
| Certification | CE Certification, EMC Certification | |
* The relationship between data output rate and measuringresolution(measured within FS, based on readings for a period of ten seconds)
| Range | ±100μT | ±1000μT | ||
| Data Output Rate (sps) | RMS (nT) | PK-PK (nT) | RMS (nT) | PK-PK (nT) |
| 1 | 0.1 | 0.1 | 0.1 | 0.4 |
| 5 | 0.1 | 0.1 | 0.1 | 0.5 |
| 10 | 0.1 | 0.1 | 0.2 | 0.7 |
| 50 | 0.1 | 0.15 | 0.3 | 1 |
| 100 | 0.1 | 0.35 | 0.4 | 1.2 |
| 500 | 0.1 | 0.6 | 0.6 | 1.5 |
| 1000 | 0.2 | 1 | 0.8 | 2.2 |
GFP803 Transmitter’s Dimension and Terminals Description
| Terminals | Description |
| V+ | DC Power Supply
(5VDC) |
| GND | |
| 485_A | Digital Signal Output(RS485) |
| 485_B |
Description of Transmitter Type Selection
| 3-Axis Fluxgate
Digital Transmitter |
Range | Cable Length | Orthogonality Error | Temp. Compensation | Package |
| GFP803
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-01: 100μT
-10: 1000μT |
BLANK:1.5m (Default)
-2m: 2m -5m: 5m -10m: 10m -20m: 20m …… |
BLANK: <1°
E: <0.1° |
BLANK: NO
-T: YES |
BLANK: Standard Package
-DS: Deep Submersible (underwater 50 meters) |
| GFP803 | 01 | 20m | E | T | DS |
Example: GFP803-01-20m-E-T-DS
Note:Transmitter’s default cable length is 1.5m, and cable length can be customized.
Optional Accessories
| Model | Descriptions |
| S485USB | RS485 to USB adapter |
| The most popular package |
| Package Product No. GFP803-01: Transmitter GFP803, Range of 100μT, Accuracy of 0.2%, Cable of 1.5m |
| Package Product No. GFP803-10: Transmitter GFP803, Range of 1000μT, Accuracy of 0.2%, Cable of 1.5m |
Array of Low Field Test System
The Array of Low Field Test System is composed of up to 128 high-performance 3-axis fluxgate digital transmitters GFP803, multi-channel synchronous sampling collector MSS and PC acquisition software. It is mainly used for multi-point testing of various spatially varying magnetic fields and environmental magnetic multi-point online monitoring, magnetic ship model magnetic field measurement experiment, electron microscope and magnetic resonance equipment pre-installation on-site detection, magnetic shielding effect judgment and other occasions.
The PC acquisition software has rich functions: automatically record and display the XYZ axis and vector magnetic field data curve of each measurement point; save the measurement data of each probe in real time (maximum rate 64000sps: 128-channel synchronous sampling, 500sps per channel); real time online display of the magnetic field density of XYZaxis and vector at each measurement point; spectrum analysis function (option).
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