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GPS Receiver and 1 DO, 1 PPS Output
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 GPS Receiver
ICP DAS USA, Inc. |
www.icpdas-usa.com
GPS-721-MRTU
Module
Quick Start Guide
- QuickStart (Jan/2019)
| 1-310-517-9888 | 24309 Narbonne Ave. Suite 200. Lomita, CA 90717
GPS-721-MRTU
1
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Summary of Contents for ICP DAS USA GPS-721-MRTU
- Page 1 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...
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Page 2: Led Indicators
The number of signals received from GPS satellites is less than 8 The PPS signal is active 1 PPS The PPS signal is inactive 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... -
Page 3: Operation Modes
2.1 for details. Normal In Normal mode, the module will operate based on the user’s settings. 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... - Page 4 Wiring Digital Output Wiring PPS Wiring 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...
- Page 5 Mounting The GPS-721-MRTU can be mounted on either a DIN-Rail or a wall, or it can be piggybacked to other modules using the bottom of 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.
- Page 6 Piggyback Mounting The GPS-721-MRTU has two holes on either side of the module to enable piggyback mounting. Refer to the figure below for an illustration of how to piggyback the modules. GPS-721-MRTU GPS Receiver - QuickStart (Jan/2019) ICP DAS USA, Inc. | www.icpdas-usa.com...
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Page 7: Using The Module
Using the Module This section describes the installation of the GPS-721-MRTU, and provides 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. - Page 8 GPS-721-MRTU. The graphic settings of the GPS-721-MRTU are not supported by the DCON Utility. Note 2: If GPS-721-MRTU is unable to receive a GPS signal, check the position of the antenna and if the problem persists, try relocating the GPS antenna outside.