ER-680 new design support BD, GPS and GLONASS system eight frequency high precision reference station receiver type products, the embedded Linux operating system based on the receiver uses our company has completely independent intellectual property rights system of multi frequency high performance SOC chip a NebulasTM.
It supports the development of secondary; built-in storage can accommodate a month of continuous observation data, the 10000mah smart lithium battery, with friendly human-computer interaction, Bluetooth, WiFi, 3G WCDMA data module. Also it can easily realize PC or PDA access operation to the host ER-680, strong anti-interference ability, high stability, meet the needs of base station unattended operation. It is widely applied in surveying and mapping, meteorology, earthquake, displacement monitoring, scientific research and other high precision positioning applications.
Product features:
l Support GPS L1/L2/L5 and compass B1/B2/B3, GLONASS L1/L2
l The precision of pseudo range and carrier phase observation is 1mm and 250px.
l 16G onboard memory chip
l Support HTTP, FTP, TCP/IP, NTRIP network communication protocol
l Have WiFi, Bluetooth and 3G wireless communication technology
l LED indicator and dot matrix OLED control interface
l IP67 waterproof and dustproof
Performance Index | |
Passageway: | Based on 384 channel Nebulas chip |
Signal: | BDS B1/B2/B3+GPSL1/L2/L5+GLONASSL1/L2 |
Single point positioning(RMS): | Plane: 1.5m, Altitude3.0mm |
Static measurement(RMS): | Plane: 2.5mm + 1ppm Altitude: 5mm + 1ppm |
RTK (RMS) Plane: | 25px + 1ppm |
Altitude: | 37.5px + 1ppm |
Observation accuracy(RMS) Pseudo range: | 250px |
Carrier phase: | 1mm |
Cold start: | 50s |
Recapture: | 1s |
Initialization time: | 10s |
(type) Initialization reliability greater than 99.9% | |
Differential data format | RTCM v2.3x/3.0/3.2 CMR |
Location data format | NMEA-0183, UNICORE, BINEX |
Data update rate | The highest 20Hz |
The built-in storage | 16G board Nor flash chip |
The precision of time(RMS) | 20ns |
The speed accuracy(RMS) | 0.03m/s |
Control interface | WEB, 256*64 OLED 4*LED,7* |
Network protocol | TCP/IP, NTRIP,HTTP,FTP |
Communication interface | |
Function interface | 2*RS-232 serial port(1 DB9, 1 LEMO) |
1*RJ45 Net export 10/100M | |
1*1PPS | |
1*Mini USB, support OTG | |
Wireless WiFi 802.11g, Bluetooth 2.0 | |
3G( WCD) | |
1*SIM card | |
The built-in battery | 12 hours of continuous work |
Input voltage | 9 ～ 18V DC |
Power waste | 4.8W(typical) |
Power interface | 1 LEMO |
RF antenna interface | TNC(F),50Ω impedance |
RF signal level | -80dBm ～ -105dBm |
The antenna of LNA power supply | 4.75 ～ 5.10V,0 ～ 100mA |
The external clock frequency | 10MHz |
External clock input | SMA,50Ω |
Clock signal level | 0dBm ～ 10dBm |
Physical characteristics | |
Size | 265mm×194mm×77mm |
Humidity | 95% No condensation
|
Working temperature: | -40℃～+65℃ |
Storage temperature : | -40℃～+85℃ |
Electrical indicators | |
Input voltage | 9 ～ 18V DC |
Can accept RF input levels | -80dBm~-105dBm |
LNA feed | 4.75~5.10v,100mA |
