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Technical parameters

Power
电压 /Voltage3.5V~5.5V
电流 /Electric current30mA@5V
AC and DC characteristics
NMEA输出频率/NMEA output frequency1Hz( 默认 ),可配置成10Hz/1Hz (default) and can be configured to 10Hz
授时精度 /Timing precisionPPS:30ns
水平定位精度 /Horizontal positioning precision定位 /Positioning:2m
航向精度 /Course accuracy0.3degrees
阻抗 /Impedance50Ω±10%
Environment and package
MOLEX连接头 尺寸50.7* 48.5* 18.5(mm)
外型尺寸 /External dimension35x35x4.0mm
存储温度 /storage temperature-40 ~ +105 ℃
尺寸 /Size50.7* 48.5 * 18.5mm
工作温度范围 /Operating temperature-40 ~ +85 ℃ (不包括备份电池)
Other
1GND | G | Power Ground | Reference Ground
2RXD | I | UART Serial Data Input To SKM2308DR | RS232
3TXD | O | UART Serial Data Output From SKM2308DR | RS232
4NC | Not Connect
5PPS | O | Time Pulse Signal (Default 100ms)
6VCC | P | Power Supply | VCC:3.5V~5.5V
优势GNSS+MEMS组合导航,IP67级防水,工业级标准,6PIN
参数 /Parameter描述 /Description
序号 NO.名称 Name | 输入 /输出Input/Output | 描述 Describe | 备注 Remark
接收机类型 /Receiver typeBDS B1:1561.098MHZ
操作限制 /Operational constraint动态 /Dynamic<=4g
极化 /Polarization右极化 (RHCP) /Right polarization (RHCP)
湿度 / Humidity≦95%
灵敏度 /Sensitivity跟踪 /Tracking:-161dBm CEP,50%
轴比 /Axial ratio3 dB max
首次定位时间 /TTFF冷启动 /Cold Start:30s

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