Iitem

Description

Electrical Characteristics

Chipset

G7020-KT

Frequency

GPS L1, SBAS L1, QZSS L1

Receiving Format

GPS, SBAS, QZSS 

Channels

56 Searching Channel

Sensitivity

Tracking

-162dBm

Reacquisition

-160dBm

Cold start

-148dBm

Accuracy

Position Horizontal

2.0 m (Typical Open Sky)

Velocity

0.1m/sec 95% (SA off)

Timing

1us synchronized to GPS time

Acquisition Time

Cold Start

29s

Warm Start

25s

Hot Start

1s

Data Output

Support Rate

4800bps to 921600bps, Default 9600bps

Data Level

RS-232 level

Data Protocol

NMEA-0183

NMEA Message

RMC, VTG, GGA, GSA, GSV, GLL

Update Rate

1Hz-10Hz, Default 1Hz

FLASH

4M FLASH, Store the configuration permanently

Operational Limits

Altitude

<50,000m

Velocity

<515m/s

Acceleration

<4g

Power consumption

VCC

DC Voltage 3.6V-5.5V, Typical: 5.0V

Current

Capture 45mA/5.0V

Mechanical Specifications

Dimension

56mm*56mm*18mm

Weight

80g

Connector

DB-9 Female interface

Cable Length

2m

Fixed

Magnetic bottom

Water proof

IP67

Environment

Operating temp

-40 °C ~ +85°C

Storage Temp

-40°C ~ +105°C

Interface

PIN

PIN Name

I/O

Description

DB-9 Female

9

VCC

I

DC 3.6 V-5.5V supply input,Typical: 5.0V

2

TX

O

RS-232 Serial Data Output.

3

RX

I

RS-232 Serial Data Input.

5

GND

G

Ground