Comparison of eighth ninth and tenth generation modules

Model：BE-250 BE-250Q BK-250Q BK-250 

GPS Module BE-250

Feature:

Chip:M10050

Frequency:GPS LI CIA. QZSS L1 CIAS,BDS BII/B1C. Galileo E1B/C,SBASL1 C/A: WAAS, EGNOS, MSAS, GAGAN

Operating mode:GPS+BDS+GALILEO+SBAS+QZSS

Sensitivity:

Track:-166dBm

Re- arest:-160dBm

Cold start:-148dBm

Hot Start:-160dBm

Precision:

Horizontal accuracy:2.0m CEP 2D RMS SBAS Auxiliary (for Open Sky)

Speed accuracy:0.05m/s

Dymamic heading angle accuracy:0.3 deg

1PPS time accuracy: RMS 30ms 99% 60ns

Start Time:

Cold start :27s

Hot Start:1s

Assisted start:1s

Output Data:

Baudrate:4800bps -921600bps default 38400ps

Output level:TTL level

Output protocol:NMEA,UBX

NMEA sentences:RMC,VTG,GGAGSA.GSVGLL

Update frequency:0.25Hz-18Hz default 1Hz

Flash:with FLASH, the contguraton can be changed, and the power will not be lost

Second pulse：Configurable from 0.25 Hz to 10 MHz, the default period is 1s, and the high level lasts for 100ms

Work restrictions:

High:80.000m

Speed:<500m/s

Gravitational acceleration:<4g

Power consumption:

Voltage:DC 3.6V-5.5V, typical: 5.0V

Current:Normal 15mA/5.0V

Physical Specications：

Dimension:25mm*25mm*6mm

Weight:8g

Package:1.00 pitch 4pin socket

Surroundings:

Operating temperature:-40°C~ +85°C

Storage temperature:-40°C~ +105°C

LED:

Built-in LED: TX LED (blue. The data cutput, TX LED flashing)

PPS LED（red. PPS LED not bright when GPS not fixed,flashing when fixed）