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         USER MANUAL 

 

 

3-Channel DC Current Datalogger 

 

Model SD900  

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Additional User Manual Translations available at 

www.extech.com

 

Summary of Contents for SD900

Page 1: ...USER MANUAL 3 Channel DC Current Datalogger Model SD900 Additional User Manual Translations available at www extech com ...

Page 2: ...TION 5 Power 5 Connecting Current Cables 5 Datalogging 5 Time Date Sample Rate Check 6 SD Card Data Structure 6 Transferring Data to a PC 7 Advanced Settings 7 System RESET 8 RS232 Interface 8 Backlight 8 4 MAINTENANCE 9 Battery Replacement 9 Cleaning and Storage 9 5 SPECIFICATIONS 10 ...

Page 3: ...hipped fully tested and calibrated and with proper use will provide years of reliable service Please visit our website www extech com to check for the latest version of this User Guide Product Updates Product Registration and Customer Support Features Triple LCD simultaneously displays three 0 to 20mA current channels Datalogger date time stamps and stores readings on an SD card in Excel format fo...

Page 4: ... Display 4 LOG and ENTER button 5 SET button 6 and TIME button 7 and Power button 8 AC adaptor socket 9 Reset button 10 RS 232 output 11 SD memory card socket 12 Channel 1 input 13 Channel 2 input 14 Channel 3 input Note Battery Compartment and Tilt Stand are located on the back of the meter ...

Page 5: ... to bottom 4 0 00 is displayed for open or unused inputs Note The SD900 does not provide Loop power Datalogging 1 Open the left side door and insert a formatted SD card Notes The SD card should be 1GB to 4GB in capacity Do not use memory cards formatted by other meters or cameras Use the SD card formatting procedure under the advanced features section of this manual to correctly format the card Th...

Page 6: ...corrupting data do not remove the memory card without properly ending the record function Time Date Sample Rate Check Press and Hold the button for 2 seconds and the display will cycle through the date time and sample rate information SD Card Data Structure 1 When the SD card if first inserted into the datalogger the folder MAA01 is created 2 The first datalogging session will then create a file M...

Page 7: ...cted function Use the LOG button to step through fields within a function In the SET mode if no button is pressed within 5 seconds the logger will revert back to the standard mode 2 Sd F Format the SD card Press the button to select yES or no For yES press the button When yES and Ent appear press the key again to format the card and erase all existing data The screen will display a flashing yEs an...

Page 8: ... the SET button to return to normal operation System RESET If a condition appears where the CPU does not respond to keystrokes or the meter seems frozen press the RESET button on the side of the datalogger use a paper clip or similar pointed object to return the meter to a working state RS232 Interface For streaming of data to a PC via the RS232 Output jack the optional 407001 USB kit RS232 to USB...

Page 9: ...r freshness levels please use batteries of the same type and of the same freshness level Never dispose of used batteries or rechargeable batteries in household waste As consumers users are legally required to take used batteries to appropriate collection sites the retail store where the batteries were purchased or wherever batteries are sold Disposal Do not dispose of this instrument in household ...

Page 10: ... H Power Supply 9V AC adaptor required for datalogging 6 AAA UM4 Alkaline or heavy duty 1 5 V batteries are used for clock backup and measurement display only Battery life Dependent on sample rate for new alkaline batteries and 60 second sampling time one month is typical Fast sample rates will significantly reduce battery life The battery life will decrease if the beeper is set ON Weight 199 g 0 ...

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