Garmin 16-HVS GPS ReceiverFIGURE 1. Garmin 16-HVS GPS Receiver, Part Number 172151. OverviewThe Garmin16-HVS is a complete GPS receiver manufactured by GarminInternational, Inc. The Garmin16-HVS has been configured by CampbellScientific, Inc. (CSI) to work with CSI dataloggers.The CR1000, CR3000, CR800, and CR850 dataloggers use serial inputinstructions and string handling functions to read, parse and store GPS data.The CR10X, CR23X, and other dataloggers that support P15 or the SDM-SIO4four channel serial interface can be used with the Garmin16-HVS. The CR510and CR200-series do not support serial data input. See Appendix A forinformation regarding the CR10X, CR23X, CR5000, CR9000(X) and SDM-SIO4 applications.The Garmin16-HVS includes the GPS receiver and antenna in the samehousing with one cable for the power supply and communications. The GPSantenna must have a clear view of the sky. Generally the GPS antenna will notwork indoors.The Garmin16-HVS is a 12-channel GPS receiver that supports FAA WideArea Augmentation System (WAAS) or RTCM differential GPS. Alsosupported is the 1 Pulse Per Second (PPS) timing signal. The cableconnections provided with the Garmin16-HVS do not support differential GPScorrection. The cable can be modified by the user if differential correction isrequired.2. WiringWiring for the Garmin16-HVS can be done with or without the RJ45connector. When shipped from Campbell Scientific, the Garmin16-HVS hasan RJ45 connector attached to the cable end. The Garmin16-HVS can bepurchased with an RJ45 adapter with flying leads, an RJ45 to DB9 RS-232adapter, and a magnetic mount. Table 2-1 is the wiring description for theRJ45 adapter with flying leads. To use Table 2-2, the RJ45 connector must becut off the cable.1