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GPS-721-MRTU GPS Receiver 

- QuickStart (Jan/2019)  

ICP DAS USA, Inc.

 

www.icpdas-usa.com

 | 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717

 

 

GPS-721-MRTU 

GPS Receiver and 1 DO, 1 PPS Output 

Module  

Quick Start Guide 

 

 

This manual introduces the user to the methods used to implement the GPS-721-MRTU 

module into their applications in a quick and easy way, and will only provide basic 

instructions. For more detailed information, please refer to the GPS-721-MRTU user 

manual located on the ICP DAS CD-ROM, or download it from the ICP DAS web site: 

 

https://www.icpdas-usa.com/gps_721_mrtu.html

  

 
 
 

1. Pin Assignments and LED Indicators

 

 

Pin Assignments

 

 

 
 
 
 
 
 
 
 
 
 
 
 

GPS-721-MRTU

 

 
 
 
 
 
 
 
 
 
 
 
 

 

 

Summary of Contents for GPS-721-MRTU

Page 1: ...ual introduces the user to the methods used to implement the GPS 721 MRTU module into their applications in a quick and easy way and will only provide basic instructions For more detailed information...

Page 2: ...is active OFF Digital Output is inactive S1 ON Fewer than 5 signals received from GPS satellites OFF Module is unable to receive sufficient GPS signals ON The number of signals received from GPS satel...

Page 3: ...chassis The description and figure are as follows Mode Description After setting the module to INIT mode and restarting the module a connection can be established using the default module address and...

Page 4: ...GPS 721 MRTU GPS Receiver QuickStart Jan 2019 ICP DAS USA Inc www icpdas usa com 1 310 517 9888 24309 Narbonne Ave Suite 200 Lomita CA 90717 4 3 Wiring Digital Output Wiring PPS Wiring...

Page 5: ...f the chassis DIN Rail Mounting The GPS 721 MRTU includes simple rail clips that allow for for reliable mounting on a standard 35 mm DIN rail Three new DIN Rail models are available and each is made o...

Page 6: ...w icpdas usa com 1 310 517 9888 24309 Narbonne Ave Suite 200 Lomita CA 90717 6 Piggyback Mounting The GPS 721 MRTU has two holes on either side of the module to enable piggyback mounting Refer to the...

Page 7: ...details of how to begin using the module 1 Refer to Section 1 for details of the pin assignments 2 Connect the module to the RS 485 network using the DATA and DATA pins See Section 1 for details of th...

Page 8: ...cd napdos driver dcon_utility 3 All module functions can be implemented using the DCON commands described in Section 2 4 If the Host is a PC with a Windows operating system installed the DCON Utility...

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