Module thu tín hiệu GPS + RS-232 NEMA & RS-485 DCON ICP DAS GPS-721 CR

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Mã sản phẩm: GPS-721
Thương hiệu: ICP DAS
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GPS Receiver Module with RS-485, supports NEMA and DCON protocols (Asia Only)

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Module thu tín hiệu GPS + RS-232 NEMA & RS-485 DCON ICP DAS GPS-721 CR


  • Support 66-channel GPS and NMEA v0183 v3.01 (Baudrate 9600 bps)
  • RS-485 supports DCON protocol
  • RS-232 supports NMEA v0183 v3.01 format or DCON protocol
  • Built-in 1 channel DO, 1 channel PPS(1 pulse per second), 1 RS-485 port, 1 RS-232 port
  • PPS: 100 ms pulse output/sec for precise timekeeping and time measurement
  • 10 ~ 30 VDC – (Power reverse polarity protection)
  • With various system LED indicators
  • DIN Rail design


The GPS-721, a new GPS solution for Remote GPS Receiver module in ICP DAS, featuring high sensitivity, low power consumption and ultra small form factor with DCON and GPS protocols. This powerful item provides you with superior sensitivity and outstanding performance even in the harshest environment.The GPS-721 provides extra 1 channel DO and 1 channel PPS for users PPS signals can be used for precise timekeeping and time measurement. One can combine the PPS functionality with another as time synchronization source. Therefore, the GPS-721 can be a powerful GPS remote module as well as a general purpose GPS module with RS232 interface. It can also be applied in Automotive navigation, Personal positioning and navigation, Marine navigation, Satellite time correction and etc…


  • Automotive navigation
  • Personal positioning and navigation
  • Marine navigation
  • Satellite time correction
  • Precise timekeeping and time measurement


LED Indicators
Status 1 x Power/Communication
3 x GPS
Acquisition Time Cold Start (Open Sky) = 33 s (typical)
Chip MediaTek solution
Frequency L1 1575.42 MHz, C/A code
Max. Altitude <18,000 m
Max. Velocity <515 m/s
Position Accuracy Autonomous: 2D RMS
SBAS: 2.5m (depends on accuracy of correction data)
Protocol NMEA 0183 (9600 bps, N81 Fixed)
Sensitivity Tracking: Up to -165 dBm
Cold start: Up to -148 dBm
Support Channels 66
1 PPS Pulse per second output (Default 100 ms pulse/sec)
Digital Output
Channels 1 (Sink)
Type Non-isolated Open Collector
Load Voltage +5 VDC~ +30 VDC
Load Current 100 mA
COM Ports
Ports 1x RS-232, 1x RS-485
Baud Rate 1200 ~ 115200 bps
Data Format 81, N82, E81, O81
Protocol RS-232: DCON or NMEA 0183 (9600bps, N81 fixed)
RS-485: DCON
Input Range +10 VDC ~ +30 VDC (Non-regulated)
Consumption 2.5 W
Casing Plastic
Dimensions (mm) 72 x 117 x 35 (W x L x D)
Weight 200 g
Operating Temperature -25 ~ +75°C
Storage Temperature -40 ~ +80°C
Humidity 5 ~ 95% RH, Non-condensing




Ordering Information

GPS-721     CR  GPS Receiver Module with RS-485, supports NEMA and DCON protocols. (RoHS) (Asia Only)
Includes a 5 m GPS antenna (ANT-115-03)
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