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Installing Model 8920 

Cellular Loggers

Summary of Contents for GeoNet 8000 Series

Page 1: ...Installing Model 8920 Cellular Loggers ...

Page 2: ...ided Mini to standard USB cable 3 Philips head screwdriver Small flat head screwdriver Desiccant packs Customer Provided Mounting hardware Materials to create a suitable earth ground Items Required for Installation ...

Page 3: ... cap from the antenna mount 2 Thread the antenna onto the mount by rotating it clockwise until finger tight Attach the Antenna Do not cross thread the antenna The O ring on the antenna must be flush against the enclosure ...

Page 4: ... B hose clamps C U bolts D etc Mounting hardware not included Always mount Loggers vertically with the antenna pointing up The space around the antenna should be free of obstructions A minimum mounting height of two meters six feet is recommended Logger Mounting ...

Page 5: ...ction of tilt for the A and B axes is shown on the cover of the unit The two axes of the tiltmeter have a calibrated range of 30 based on a starting position of 0 antenna pointing up Tiltmeter Logger Orientation ...

Page 6: ...nsient voltages A 6 foot copper rod and 12 AWG or larger copper wire are recommended All Cellular Loggers can be grounded via the mounting bracket A Multi channel Loggers can also be grounded via the copper ground lug on the bottom of the enclosure B Grounding the Logger A B ...

Page 7: ...1 Using a Phillips head screwdriver loosen the cover screws by turning them counterclockwise 2 Remove the cover Remove the Cover ...

Page 8: ...ogger For Multi channel loggers note the channel each sensor has been wired into 2 Loosen the cable gland nut and remove white plastic dowel 3 Slide the cable of the sensor through the cable gland and gland nut and into the Logger Connecting the Sensor ...

Page 9: ... an orange tab inserting the bare end of the conductor into the terminal block then releasing the tab Conductors are wired as follows Connect the Sensor Continued Addressable Loggers GREEN 485 RED 12V BLACK GND VW Loggers RED BLACK VW GREEN TH ...

Page 10: ...the cable The cable gland must be properly tightened to prevent water entry Do not over tighten which may strip the plastic threads 7 Gently pull on the sensor cable to make sure it is held in place by the cable gland Connect the Sensor Continued To prevent possible short circuits do not allow bare leads to touch each other during or after wiring ...

Page 11: ... with Channel 1 Do not wire sensors into the terminal blocks marked 485_IN and 485_OUT on a Multi channel logger Multi channel and addressable loggers stop trying to read empty channels after two attempts additional attempts occur at the top of every hour Reset the logger to initiate an immediate retry Multi Channel and Addressable Loggers ...

Page 12: ...rce into the 9 24V power jack 2 Move the power switch to the correct position based on the table below Powering the Loggers Geographical Zone Power Source Temperate Sub Polar Mains Solar with External Battery INT BATTERY EXT BATTERY Solar NO External Battery N A ...

Page 13: ...dications If the red LED flashes wait a few minutes then try again If communication cannot be established refer to the manual for troubleshooting Verify Connectivity Logging LED Comms LED Indication GREEN Logging Good Communications GREEN RED Logging No Communications RED Not Logging No Communications ...

Page 14: ...ridge on the enclosure are clean and that the gasket is properly seated inside the groove 3 Place the cover on the unit making sure the orientation is correct 4 Tighten the cover screws a little at a time working in a diagonal pattern 5 Check that the cover has closed tightly and evenly Close the Logger ...

Page 15: ...ation before commissioning the Logger Loggers are commissioned using the GEOKON API portal https api geokon com A tutorial on using the API portal is available at https www geokon com 8900 Tutorials API Logger Commissioning ...

Page 16: ...geokon com Tutorials for more tutorials For more information GEOKON All Rights Reserved Rev INIT 10 29 2021 The GEOKON logo and word mark are registered trademarks with the United States Patent and Trademark Office GEOKON maintains an ongoing policy of design review and reserves the right to amend products and specifications without notice ...

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