Eagle Eye Power Solutions GFL-1000 User Manual Download

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GFL-Series User Manual V1.1

www.eepowersolutions.com | Tel: 1-877-805-3377 | Fax: 1-414-962-3660 | [email protected] | V1.1

GFL-1000 User Manual
Ground Fault Locator

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Summary of Contents for GFL-1000

Page 1: ...GFL Series User Manual V1 1 www eepowersolutions com Tel 1 877 805 3377 Fax 1 414 962 3660 info eepowersolutions com V1 1 GFL 1000 User Manual Ground Fault Locator...

Page 2: ...etting Up the Signal Generator 10 4 2 1 DC Systems 10 4 2 2 Connecting Up 10 4 2 3 Setting the Output Voltage and Current Limit 12 4 3 Setting up the Signal Receiver 14 4 3 1 Setting the Frequency and...

Page 3: ...he Date and Time 24 6 2 Settings 24 6 3 Version 24 7 Signal Receiver Additional Functions 25 7 1 Spectrum Analyzer 25 7 1 1 Resolution 25 7 1 2 BP Band Pass Filter 26 7 1 3 Spectrum Analysis 26 7 2 Os...

Page 4: ...ystem with respect to ground using the signal generator The signal path is then traced using current clamps connected to the signal receiver The direction of current flow is indicated on the receiver...

Page 5: ...use and carry out work with this equipment The equipment including leads connection clips current clamps and other accessories must not be used if it has been damaged in any way either by mechanical...

Page 6: ...GFL 1000 consists of the following parts Carrying Case with built in Signal Generator Signal Receiver Qty 2 Dual Range Current Detector Qty 2 Signal Testing Leads one black one red Qty 2 Alligator Cl...

Page 7: ...with many branches to different loads or systems Figure 3 1 shows a simplified circuit with loads connected via branches Typical faults are also shown Figure 3 1 Power Circuit showing Possible Faults...

Page 8: ...eakage capacitance This is not a fault but leakage capacitance may be distributed around the system and will influence measurement see Section 5 6 1 In all cases the actual impedance resistance of the...

Page 9: ...display It may be charged using the larger power supply which plugs into the right hand side of the case Both units may be charged while switched off When the units are fully charged the indicator on...

Page 10: ...L Series User Manual V1 1 9 www eepowersolutions com Tel 1 877 805 3377 Fax 1 414 962 3660 info eepowersolutions com V1 1 Figure 4 2 Signal Receiver Switch off the unit before making further connectio...

Page 11: ...e connection at the top of Signal Receiver 4 2 Setting Up the Signal Generator 4 2 1 DC Systems Determine which bus i e positive or negative has a fault by connecting a multimeter set to measure DC vo...

Page 12: ...ax 1 414 962 3660 info eepowersolutions com V1 1 Figure 4 3 Signal Generator Start up Menu On the main screen see Figure 4 3 select GND Fault using the arrow keys until it is highlighted then press EN...

Page 13: ...ow keys to move to the next value or to the Back or Next buttons as required Select the output voltage to best suit the voltage of the system under test For example if the system operates at 100V DC c...

Page 14: ...r to that shown in Figure 4 5 will appear The generator will briefly produce an output in order to measure the system impedance Figure 4 5 Signal Generator Initial Output The display shows the signal...

Page 15: ...voltage and current which is displayed on the screen A discontinuous pulsed output may be selected if desired by changing the setting Cont in the bottom right hand corner of the screen If a discontinu...

Page 16: ...is fixed at 10Hz so this cannot be changed An audio indicator can be set to assist fault tracing The level at which the audio sounds a beep is set in the location setting screen Figure 4 8 If for exa...

Page 17: ...rom the signal generator by noting the reading on the screen A zero current reading indicates an open circuit and will give faulty indication subsequently Clip one of the current clamps around the pos...

Page 18: ...s then select Set ref on the signal receiver screen The display will state Setting Ref and after a few seconds will indicate Setting Done All subsequent measurements will now be referenced to this Sig...

Page 19: ...ault 5 1 Basic Principles The Signal Generator is producing an AC voltage at a frequency that the Signal Receiver is sensitive to If there is a fault in the circuit there will be a current flow that w...

Page 20: ...acing a ground fault The Signal Generator should be connected to the system under test as described in Section 4 2 3 The fault is traced by following the current from the signal generator through the...

Page 21: ...fault has occurred between two separate otherwise isolated circuits the signal generator may be connected between the two circuits and the fault traced in a similar way to a ground fault Use a multime...

Page 22: ...ions that show the partial short The trace signal will now flow through the partial short circuit as well as any other existing loads making tracing difficult if loads cannot be disconnected In Figure...

Page 23: ...rovided with two identical current clamps Either clamp may be used to trace the signal from the Signal Generator by applying the clamp around as many or as few conductors as convenient However in syst...

Page 24: ...s present and does not represent a fault condition The current that flows through the capacitance is out of phase with the resistive i e fault current and is therefore rejected by the signal receiver...

Page 25: ...Section 4 3 2 before starting 5 7 3 Voltage Current and Selection As stated in Section 4 2 4 the generator output voltage and current can be changed to facilitate tracing The voltage may by increased...

Page 26: ...r test It may be used to identify sources of interference which may then be isolated to facilitate signal tracing The Spectrum Analyzer function is selected from the main menu by selecting Frequency T...

Page 27: ...at 10Hz to suit the Signal Generator frequency Switch on the band pass filter if there is significant interference when using the Spectrum Analyzer 7 1 3 Spectrum Analysis Press OK and the Spectrum An...

Page 28: ...ue of the 13Hz peak can be seen The drag bar is showing a frequency range of about 3 5Hz to 17Hz from full range of 0 to 50Hz Figure 7 2B the cursor is set to 41Hz and the drag bar is displaying 35 to...

Page 29: ...n be changed in the boxes to the right of the channel numbers The time per division can be changed in the same way Channel 1 blue displays the signal filtered by the band pass filter Channel 2 red dis...

Page 30: ...are updates can be provided if required Please contact Eagle Eye for more information Selecting Setting will lead to the screen shown in Figure 7 4 Figure 7 4 Setting Screen 7 3 2 Calibration Calibrat...

Page 31: ...itivity of the measurements To synchronize the generator and receiver switch on both units and allow them to stabilize This should take about 20 minutes Connect the Signal Generator outputs together a...

Page 32: ...o press F Sync to start synchronization The Receiver will step through several screens see Figure 7 6 including a 240 second synchronization process The final screen will show Syn Done not Setting Don...

Page 33: ...dically displays high or low Signal display of signal generator is set to Discontinuous mode Change to Continuous mode Signal is too weak Increase output voltage The current clamp is not properly clos...

Page 34: ...ives solvents or alcohol Store the unit in the case provided in a dry area protected from condensation and direct sunlight Store at a temperature between 5 and 40 C 23 104 F If the unit is not used fo...

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