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XL421 - XL422 

 

 

7. 

During a Recording:

 

  A STATUS LED 3 seconds blinking meaning that the recording is active and the 

instrument is storing the data. 

  An ALARM LED 3 seconds blinking means that the batteries are low. During a 

recording any RS232 communication is possible. 

 

During Recording operations RS-232 serial communications to PC is not 
possible

 

8. 

Stop a Recording:

 

  To stop a Recording pressing 

START/STOP 

key and keep it pressed for 3 seconds. 

The STATUS LED will quickly blinks three times and the instrument will stop the 
recording, then stop blinking. 

 

For more details about the blinks of STATUS and ALARM LED meaning, please refer to 
the chapter 7. 
 
 

 

EN - 8

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Summary of Contents for XL421

Page 1: ...ENGLISH User s manual Copyright HT ITALIA 2007 Release EN 1 02 13 06 2007 www com information itm com 1 800 561 8187...

Page 2: ...6 6 MEASURING PROCEDURE 7 6 1 Using the instrument in a Single Phase plant 7 6 2 Using the instrument in a Three Phase plant 9 7 LED MESSAGES DESCRIPTION 11 8 CONNECTION OF INSTRUMENT TO PC 11 9 MAIN...

Page 3: ...s Danger high voltage risk of electrical shocks De energize the plant under test before connecting the instrument Double insulated meter AC voltage and current 1 1 PRELIMINARY INSTRUCTIONS This instru...

Page 4: ...the source of low voltage installations Examples are electricity meters and measurements on primary overcurrent protection devices and ripple control units Measurement category III is for measurement...

Page 5: ...ingle phase or three phase plant Where not expressly indicated the characteristics are common for both models The meter can monitoring a plant for a long time thanks to a sophisticated memory managing...

Page 6: ...ph 10 1 2 For battery fitting operation procedure please see paragraph 9 2 WARNING The meter after fitted batteries is always continuously ON also if STATUS and ALARM LED are OFF Pressing of START STO...

Page 7: ...rnal clock Set instrument date and time Check battery status How to operate 1 Connect the instrument to PC COM using included serial cable 2 Run DATALINK software 3 Choose the correct COM port with th...

Page 8: ...n the middle of the head 5 Re energize the plant under test 6 How to start a Recording If no recording was performed or if the recording data was already downloaded to a PC pressing and keeping the ST...

Page 9: ...ion is possible During Recording operations RS 232 serial communications to PC is not possible 8 Stop a Recording To stop a Recording pressing START STOP key and keep it pressed for 3 seconds The STAT...

Page 10: ...he middle of the head 5 Re energize the plant under test 6 How to start a Recording If no recording was performed or if the recording data was already downloaded to a PC pressing and keeping the START...

Page 11: ...ion is possible During Recording operations RS 232 serial communications to PC is not possible 8 Stop a Recording To stop a Recording pressing START STOP key and keep it pressed for 3 seconds The STAT...

Page 12: ...NNECTION OF INSTRUMENT TO PC Connection of the instrument to a PC is made with a serial cable supplied with the instrument To download data to the PC after installation of DATALINK software keep to th...

Page 13: ...ING Only experts and trained technicians should perform this operation Remove the flexible head from the conductor under test before replacing the batteries 1 Stop the recording if necessary remove th...

Page 14: ...ht 2000m Overvoltage category CAT III 1000V to ground CAT IV 600V to ground 10 1 2 General data Mechanical characteristics Size 120 L x 80 W x43 D mm Max diameter cable clamped 174mm Head length 600mm...

Page 15: ...Damages caused by incorrect shipping procedures Damages caused by repair service trials of unauthorized people Modifications to the equipment without explicit authorization of our Technical Dept Adapt...

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