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Chapter 2: Setting up the System 

HOBO U30 Remote Monitoring System User’s Guide   

17 

Alternate method:

 Place expander (without the screws) onto the 

standoffs. Apply a small amount of clear grease (the grease supplied 
with this kit can be used) at the end of the screwdriver to hold 
screws while lowering them into place. 

 

Figure 10: Alternate method for  

installing Smart Sensor expander 

Install Expander Cable: 

7.

 

Plug one end of the supplied expander cable into the rightmost jack 
of the expander board and the other end into the rightmost jack of 
the built-in board as shown. 

 

Figure 11: Installing expander cable 

Chapter 2: Setting up the System 

18 

HOBO U30 Remote Monitoring System User’s Guide 

Step 5: Plug in all Smart Sensors into the HOBO U30 Station (if not 
already plugged in) making sure all cables are routed through the cable 
access opening(s). 

Keep in mind that any Smart Sensors plugged in after 

logging has already begun will be ignored. 

 

Figure 12: Smart Sensor cables pulled through  

cable access openings 

Summary of Contents for HOBO U30 GSM

Page 1: ...ductor Installation of sensors in an energized electrical enclosure or on an energized conductor can result in severe injury or death These sensors are for installation by qualified personnel only To...

Page 2: ...riday E mail loggerhelp onsetcomp com Main Onset Web site www onsetcomp com If you purchased the products through an Onset Authorized Dealer you can also refer to www hobohelp com for support informat...

Page 3: ...h sensors 37 Time accuracy 39 Memory 40 Power 41 Chapter 4 Maintenance 45 General maintenance 45 Inspecting the HOBO U30 Station 45 Verifying sensor accuracy 46 Cleaning the HOBO U30 Station 46 Mainta...

Page 4: ...e that uses the mobile phone network to establish an internet connection with HOBOlink com By using a web browser you can configure and view data from the HOBO U30 Station anywhere in the world Automa...

Page 5: ...cates whether the system is currently logging Alarm indicates if an alarm has been tripped Sensor active indicates that Smart Sensor network communications are occurring For more information on LEDs r...

Page 6: ...is located behind the internal enclosure Chapter 2 Setting up the System 6 HOBO U30 Remote Monitoring System User s Guide Chapter 2 Setting up the system This chapter discusses the following topics B...

Page 7: ...is interval once the test is complete For more details on launching see page 26 Step 5 Set up the readout schedule Click Readout Configuration and enter a connection interval which is how frequently y...

Page 8: ...HOBOlink com This process may take a few minutes After the HOBO U30 Station completes its first connection to HOBOlink com make sure the data for the Smart Sensors is there in HOBOlink under Latest C...

Page 9: ...ee steps for more detail Optional relay output wire user supplied 4 0 mm 0 157 in diameter see steps for more detail Small flat head screw driver for relay or Analog Sensor Port screw terminals if usi...

Page 10: ...in GSM radio module and antenna can cause interference with the measurements made by the sensors Any excess sensor cables should not be coiled up and stored inside or within one foot outside the case...

Page 11: ...s Guide 5 File any rough edges For best results the surfaces in the cable access opening should be smooth so that the rubber cable channel gasket will seal Figure 8 Filing rough edges Install the Smar...

Page 12: ...7 Plug one end of the supplied expander cable into the rightmost jack of the expander board and the other end into the rightmost jack of the built in board as shown Figure 11 Installing expander cable...

Page 13: ...le access opening then place the cable through the leftmost hole in the rubber cable channel where the diameter can be up to 0 25 in 6 4 mm If you are not using the secondary opening or the cable is s...

Page 14: ...ep 10 Install the rubber cable channel s All cables and wires should be routed through the cable access opening at this point If you are using the Smart Sensor expander board make sure those cables ar...

Page 15: ...r 2 Setting up the System 24 HOBO U30 Remote Monitoring System User s Guide Step 11 Plug in the battery first and then the solar panel or AC adapter and then verify that the HOBO U30 Station powers up...

Page 16: ...logging and reading out Any changes you make to the Launch Configuration will take effect the next time the HOBO U30 Station connects to HOBOlink com Important Although the HOBO U30 Remote Monitoring...

Page 17: ...et the faster rate to be during the night for applications such as frost monitoring From Readout Configuration in HOBOlink com select Night Mode and enter the starting and ending time when you want th...

Page 18: ...setting in HOBOware Pro which can also be used to test the relay See page 36 for details Once the alarm goes off the HOBO U30 Station immediately attempts to connect to HOBOlink com regardless of the...

Page 19: ...e Configuring the Analog Sensor Port The Analog Sensor Port is an easy to configure flexible DC signal conditioning option that can be factory installed in the HOBO U30 Station This two channel port c...

Page 20: ...be loaded into the ports whenever needed A channel configuration consists of a channel name measured property name scaling parameters and excitation information if applicable 1 Access the Configure Ch...

Page 21: ...required if the sensor needs more than two minutes of warm up time The Analog Sensor Port begins functioning when logging begins When the ports are functioning correctly the Active indicator LED on t...

Page 22: ...ing Smart Sensors This behavior will continue even if you plug the Smart Sensor back in or if you plug in a new one of the same type To stop recording erroneous data after removing a Smart Sensor you...

Page 23: ...launched This is unavoidable Clock drift The long term time accuracy is related to ambient temperature At 25 C 77 F the worst case error is 8 parts per million PPM or about 5 seconds per week The erro...

Page 24: ...ing the HOBO U30 Station 42 HOBO U30 Remote Monitoring System User s Guide Here are some tips to maximize battery life Reduce the connection interval The single most significant factor that drives bat...

Page 25: ...en the battery runs out of charge After you replace the battery attempt to read out the data If you are still unable to read out the station once the battery has been replaced contact the vendor that...

Page 26: ...inside the white enclosure or there is any sign of corrosion on the connectors spray WD 40 or an equivalent electronics safe corrosion inhibitor on the connectors This will displace moisture and preve...

Page 27: ...urrent level and maintain itself in a fully charged condition It takes up to 24 hours to fully charge a dead battery Important Do not apply more than 4 6 volts absolute maximum to the battery Do not e...

Page 28: ...ess you plan to select Force Relaunch on Next Readout with HOBOlink If this indicator is not blinking when you believe it should make sure the HOBO U30 Station has been launched Blinking red There was...

Page 29: ...at least 3 5 volts for logging to continue and 3 9 volts for GSM communication The memory may be full Read out the logger and relaunch You may also want to enable Wrap Around When Full so that the HO...

Page 30: ...heck for a loose connection If using the Smart Sensor Expander board make sure it is connected to the built in Smart Sensor board with the expander cable Make sure you have not exceeded 100 meters 328...

Page 31: ...rrier s signal strength maps on their website to identify a general deployment location Then bring a laptop to that location along with the HOBO U30 Station Connect the station to the laptop with the...

Page 32: ...and bronze inserts Inner Enclosure Polycarbonate with bronze inserts U Bolts Steel with zinc dichromate finish Gaskets Silicone rubber Cable entry channel EPDM rubber Cable entry bars Aluminum with AB...

Page 33: ...rt of spares kit Part No A FS CVIA 7P 1 Input Range User configurable 0 20 mA DC 0 20 VDC suitable for 2 5 5 10V sensors Minimum Maximum Input Voltage 0 24 VDC Minimum Maximum Input Current 0 24 mA DC...

Page 34: ...rporation For detailed information on these accessories including new items that may have been introduced after this manual was printed refer to www onsetcomp com Accessory Onset Part Description 1 2...

Page 35: ...r 6 Reference 64 HOBO U30 Remote Monitoring System User s Guide INDEMNIFICATION Products supplied by Onset are not designed intended or authorized for use as components intended for surgical implant o...

Page 36: ...lve the problem yourself by taking the following steps Check the Diagnostics and troubleshooting chapter of this guide and online technical support at www onsetcomp com Common problems and solutions a...

Page 37: ...Accessories 62 Assembly 11 Cleaning 46 Configuring 7 INDEX 68 HOBO U30 Remote Monitoring System User s Guide Data channels 38 Launch Configuration 7 Launching 26 Maintaining 45 Mounting 13 Power 41 Re...

Page 38: ...rt Sensor Ports 5 Smart Sensors 2 5 8 Adding 37 Cable length 38 Measurement averaging 26 Mounting 13 18 Plugging in 18 Removing 38 Replacing 38 Testing 39 Verifying accuracy 46 Solar panel 5 21 42 62...

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