Fluke 2042, User Manual

Page 1: ... Model 2042 Cable Locator Users Manual PN 2438531 May 2005 English 2005 Fluke Corporation All rights reserved Printed in China ...

Page 2: ...zed service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure was caused by neglect misuse c...

Page 3: ... Locating of bottlenecks obstructions in installation pipes 18 Locating Fuses dual pole application 19 Locating of short circuits in conductors double pole applicaion 19 Tracing installed water and heating pipes one pole application 20 Detecting the direction of water and heating pipes already installed 21 Locating a complete house wiring one pole application 21 Following lines with higher locatio...

Page 4: ...d by the transmitter is made of a modulated current generating an electro magnetic field around a con ductor This electro magnetic field induces a voltage within the receiving coil The induced voltage is amplified decoded and converted to the original signal by the receiver and finally displayed on the screen The connecting parameter for the transmitter during an application must be a closed curre...

Page 5: ...ed in extreme temperatures a recovery time of minimum 2 hours is required prior to instrument operation Safety Measures The FLUKE Cable Locator has been constructed in accordance with the safety regulations for elect ronic test and measurement instruments and has left the factory in safe and perfect condition To maintain this condition the user must pay attention to the safety references contained...

Page 6: ...tance does not comply with the prescriptions If the RCD trips when connecting the sender with reference to the protective earth contact PE a fault current is already active within the installation which generates the RCD tripping when cumulated to the additionally fed current If the instrument is subjected to an extremely high electro magnetic field its functioning ability may be impaired Never tr...

Page 7: ...d When modifying or changing the instrument the operational safety is no longer ensured Operation Elements and Connections Transmitter 1 Terminal 2 Terminal ground 3 LCD 4 Key Sensitivity Level Repeated pressing allows selection between three transmission levels 5 Key ON OFF To switch off the instrument press the button for approx 2 seconds 6 Battery case backside 6 a Jumper for selectable Code in...

Page 8: ...ng 2 s approximately If no button is pressed during a certain pe riod the instrument automatically switches off after approximately 5 minutes Briefly press the respective LCD backlight button to switch it on and off while the recei ver is switched on 9 LCD 10 Light 11 Sensor head Slowly move the sensor head across the lo cation to be searched If the searching move ment is too fast the signal canno...

Page 9: ...able is low it is recommended to select a high sensitivity level If the sensitivity level 9 has been selected and 5 is pressed again the instruments returns to au tomatic mode Selektive Modus The change over of modes is performed by pressing the SEL button 14 If the selective mode has been selected MAN 9 m is displayed on the screen and SEL 9 j appears in the numerical box Reduction of sensitivity...

Page 10: ...ate the selected sensitivity Display of the sen sitivity within the selective mode Large magnifying glass high sensitivity Small magnifying glass low sensitivity 9 h Display to indicate that the manual mode is active 9 i Display for mains voltage 9 j Automatic mode digital display for signal inten sity manual mode display of sensitivity SEL for selecitve mode 9 k Transmission level transmitted by ...

Page 11: ...when connectiong the transmitter from phase to ground all parts being connected to ground could be live during failures in cases where the earth resistance does not comply with the regulations If the RCD trips when connecting the sender with reference to the protective earth contact PE a fault current is already active within the installation which generates the RCD tripping when cumulated to the ...

Page 12: ...pplication 2nd Possibility double pole application Connect the transmitter to the mains The transmitter is supplied by the mains In this example the modulated current flows through the phase into the transformer and back through neutral There is a further possibility for voltage free systems by connecting the transmitter to two line terminals while short circuiting the other line ends Thus a compl...

Page 13: ...nd 9 is changed and briefly displayed 9 9g by pres sing buttons 15 If a selective and position de pendant search has to be performed select the selective mode by pressing the button 14 SEL Now touch the light plastic sheathed cable with your receiver just before the location of the interrup tion With button 15 SENSE set the sensitivity level so as to just receive the F signal The signal strength i...

Page 14: ...enecks kinking and bucklings and obstructions in installati on pipes by means of a metal coil The ground connector must be connected to a suitable earth A typical example would be an earthed socket The tracing depth amounts to 0 2 meters The tracing depth depends on the medium and application In complete circuits double pole application When detecting short circuits or during wire sorting i e circ...

Page 15: ...ational Connect transmitter to phase and neutral ac cording to figure 7 Carry out this example as described in the ap plication example With the one pole indication also lateral circuit branches can be traced If the supply cable fed with the signal via the transmitter is located e g directly in parallel to other conductors e g cable duct or if these conductors are crossed the signal is also input ...

Page 16: ... resistance of a line interruption must be higher than 100 kOHM The verification of resis tance can be carried out by any multimeter Systematically circle around the interruption the changing the sensitivity The switching with button 4 from LEVEL I to LEVEL III the sensitvity of Distance is increa sed up to factor 5 Tracing depth max 2 meters Setup manual mode minimal sensitivity Precise locating ...

Page 17: ...to the wires not being used can be as follows is an auxiliary ground an orderly connected ground contact of a home office socket or an orderly a grounded water pipe Please make sure during line interruption loca ting in multi wire shielded conductors and ca bles that all remaining wires are orderly groun ded This is required to avoid inductive disturbance by capacity coupling The locating depth fo...

Page 18: ...ng of bottlenecks obstructions in installation pipes single pole application Requirements Any circuits in the pipe must be dead and groun ded Connect transmitter to the metal coil and auxiliary ground according to figure 9 Carry out this example as described in the appli cation example Systematically circle round the interruption the changing the sensitivity If you have only coil actual of non con...

Page 19: ...f Distance is increa sed up to s factor of 5 Setup selective mode minimal sensitivity Safety cut outs of different manufacturers have different installation positions for magnetic coils If no evident signal can be found by the receiver in the position shown below it is advised to mo dify the position by 90 towards the left or the right Locating of short circuits in conductors doubel pole applicaio...

Page 20: ...r of 5 Setup manual mode minimal sensitivity Tracing depth max 0 5 meters Tracing installed water and heating pipes one pole application The following has to be respected The line to be located must be separated from the equipotential bonding For safety reasons the electrical system must not be live Connect transmitter at foundation ground to the ground socket The second transmitter socket has to ...

Page 21: ...ty Tracing depth max 2 5 meters Locating a complete house wiring one pole application Practical application example In order to determine all electrical lines of a house within one working process proceed as follevel is Remove the bridge in the main distribution between PE and N For safety reasons the system must not be live Connect the transmitter to the system compliance with the figure 14 Now t...

Page 22: ...plication humid walls plaster etc have only an insignificant influence on the location depth The current circuit must not be live Connect the transmitter in compliance with the figure 15 The distance between go and return line must be mini mum 2 0 meters to 2 5 meters or more Proceed as described in the application example The switching with button 4 from LEVEL I to LEVEL III the sensitvity of Dis...

Page 23: ...back see figure The range can partly lead to signal fall off when twisting the conductors among each other The reach is max 0 5 meters To turn the effect pointed in the upper figure off the connection should be carried out like the figure 18 The backline is produced about a separate cable The dis tance in in voltage circuits will be up to 2 5 meters Back coils at higher distance i e Cabletrace see...

Page 24: ...on 4 from LEVEL I to LEVEL III the sensitvity of Distance is increa sed up to a factor of 5 Mains Voltage Detection Locating Line Interruptions The test is performed in compliance with Figure 20 No transmitter is required for this application Set the receiver to the Mains voltage detection mode The bargraph display indicating the signal intensity 9e and the signal sound frequency depends on the le...

Page 25: ... the instrument in compliance with the Users Manual no special maintenance is requi red For any queries regarding the instrument please always quote product designation and serial number both marked on the type shield label on instrument rear If functional errors occur after ex piration of warranty our after sales service will repair your instrument without delay Cleaning If the instrument is dirt...

Page 26: ...l poles for example by using a wire con nection The resulting short circuit current is very high and causes extreme heat Danger of fire and explosion Disconnect the instrument from the mains and switch them off Open and remove battery case cover on instrument rear Remove used batteries Insert new batteries by respecting the polarity see figure Close battery case The instrument is now operational P...

Page 27: ... output signal generated by the transmitter being only weak could be that the fuse has tripped To verify whether the fuse has tripped please proceed as follows Disconnect the transmitter from all connected measurement circuits Switch on the transmitter Set transmission level I Perform a single pole connection of one test lead to socket 1 Switch on the receiver Search for the signal at the cable an...

Page 28: ...ht approx 260 g without battery approx 400 g with battery Receiver Tracing depth The tracing depth depends of medium and application Cable Locator Mode approx 0 2 meters single pole application approx 0 0 5 meters double pole application Voltage detection approx 0 0 4 meters Display LCD with functions and bargraph Power Supply 1 x 9 V IEC 6LR61 Power Consumption approx 17 mA without backlight or l...