Ericco International Co.Ltd.
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Place of Origin: | Shaanxi, China (Mainland) |
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UN237 is a small size and high precision DF positioning board. The board adopts double Antenna port, can achieve high precision direction finding and positioning. It can be locked in the satellite, continue to provide a reliable course data; not only that, the board also supports the board Measurement of heading, pitch and roll, smaller size, higher cost, new ER-237 receiver will be more easy system integration.
GNSS Performance | ||
BDS: | B1&B2&B3 | |
GPS: | L1&L2 | |
GLONASS: | G1&G2 | |
GPS sensitivity: | -142dBm | |
Channel number: | 372 | |
Horizontal positioning accuracy(RMS): | Single point1.2m | |
DGPS 0.3m | ||
RTK 10mm+1ppm | ||
Heading precision: | <0.17˚ rms @ 0.5m Baseline length | |
<0.09˚ rms @ 1.0m Baseline length | ||
<0.04˚ rms @ 2.0m Baseline length | ||
<0.02˚ rms @ 5.0m Baseline length | ||
Pitch / roll: | <1˚ rms | |
Fluctuation precision: | 750px DGPS,125px RTK | |
Speed: | 100˚/s Maximum value | |
Cold start time: | <40s | |
Warm start-up time: | <20s | |
Hot start time: | <5s | |
Heading lock: | <10s(Position available) | |
Heavy capture: | <1s | |
The standard data update rate | 5Hz | |
Maximum data update rate | 20Hz | |
1PPS accuracy | 20ns | |
Event flag input | 1Event flag input | |
Communication | ||
Interface: | 3 Full duplex main serial port; CMOS level; 1 USB device; one USB Host | |
Baud rate: | 4800 ~ 115200 | |
Difference data: | ROX, RTCMv2.3, RTCM3.0, RTCMv3.2, CMR,CMR+ | |
Data input / output protocol | NMEA0183; Own binary | |
Power Supply | ||
Power supply voltage: | 3.3VDC± 5% | |
Power waste: | <3.8W rated(GPS/GLONASS/BDS double frequency) | |
Antenna voltage input: | 15V DC Maximum value | |
Antenna short circuit protection: | yes | |
Antenna input impedance: | 50Ω | |
Environmental Science | ||
Operating temperature | -40 ~ 85℃ (-40 ~ 185°F) | |
Storage temperature: | -40 ~ 85℃ (-40~ 185°F) | |
Humidity: | 95% | |
Shock and vibration: | non-condensing | |
E M C: | EP455 | |
Physics | ||
Size: | 7.8 L × 7.8 W × 0.5 H mm | |
Weight: | 45g | |
Pin: | 34pin 1.27mm spacing | |
Antenna interface: | MCX Female seat, Straight | |
Top: | When the satellite is locked out of the lock, the heading precision of 3 degree is provided within 1 minutes | |
Tilt sensor: | To speed up the course calculation initialization time, while providing the angle of pitch and roll |