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LKZ-720 OPERATING MANUAL version 1.02 

35

Start the transmission.

 

green 

-

 correctly selected mode.

 

red 

 incorrectly selected mode.

 

Receiver: 

9

 

 

Turn the receiver ON.

 

 

10

 

 

Pressing the key, set voltage mode 

uAnt

.

 

 

11

 

Move the head of the receiver along 

the traced line, following the maximum 

signal strength.

 

 

 

 

 

Fig. 23 Locating conductors disconnected from the network in the wall. 

 

 

 

Summary of Contents for LKG-720

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Page 3: ...OPERATING MANUAL WIRE TRACER LKZ 720 SONEL S A ul Wokulskiego 11 58 100 widnica Poland Version 1 02 07 11 2017...

Page 4: ...and safe measuring device Please acquaint yourself with this manual in order to avoid measuring errors and prevent possible problems in operation of the meter Movie materials placed on www sonel pl lk...

Page 5: ...current mode UI 19 3 4 4 Mode of detecting P3 phase 19 3 4 5 Power mode Pr 20 3 4 6 The mode of detecting safety devices FUSE 20 3 4 7 Clamp mode CL 21 3 4 8 Mode for detecting 50Hz 60Hz electric fiel...

Page 6: ...ing breaks 50 5 9 2 Multi transmitter operation identifying cores in a multicore cable 52 6 ACCESSORIES 57 6 1 TRANSMISSION CLAMPS 57 6 2 RECEPTION CLAMPS 59 6 3 CONTACT PROBE 60 6 4 NON CONTACT PROBE...

Page 7: ...essive period of time in disadvantageous conditions e g exces sive humidity If the meter has been transferred from a cool to a warm environment with a high level of relative humidity do not start meas...

Page 8: ...n of the system safety devices such as circuit breakers differential switches An additional feature of LKZ 720 is the ability to recognize and identify the phase voltage Key features of the tracer det...

Page 9: ...4 Start Stop of signal transmission Accessing the menu settings Confirmation 5 Increasing the level of the transmitted signal Navigating in Menu 6 Switching the power supply ON OFF Force switching the...

Page 10: ...e exceeded 2 Warning High voltage 3 Battery accumulator charge status 4 Strength of the transmitted signal 5 Mode of the transmitted signal 6 Voltage present on tested object Menu mnemonics 7 Code of...

Page 11: ...of the mode by pressing MENU START a Transmitter settings After confirming the following settings of the transmitter are available Selection is made using UP DOWN buttons b Measurement mode Automatic...

Page 12: ...al transmission Flashing green LED indicates successful start of the signal transmission LED flashing red indicates that signal transmission is im possible in the selected mode Use the UP DOWN buttons...

Page 13: ...display mode absolute ABS relative REL values 7 ON OFF Functions Switching the receiver ON OFF Switching display ON and selecting its backlight brightness 8 DOWN Turning down the sound signal level 9...

Page 14: ...gnal in the traced object Up Down Non contact probe Direction of incoming signal in the traced object Arrow head above Tail below The direction of the signal in accordance with marking on the accessor...

Page 15: ...d is selected by using 3D 2D button Method 2D Pictogram shows the received signal strength In this mode search for the strongest signal level and after locating the object you can switch to 3D method...

Page 16: ...After pressing the button the display will prompt you to activate the relative mode The signal level displayed on the screen will have the value related to the reference value at the moment of activat...

Page 17: ...itched automatically depending on the con nected circuit which is traced The transmission mode may be also selected using the following se quence No Button Description 1 Press and hold START button fo...

Page 18: ...n about the operational status of the transmitter may be obtained in magnetic mode 3D and electric mode uAnt Transmitter setting No Button Operation Screen 0 Arrange the units as illustrated 1 Turn th...

Page 19: ...ss of the synchroniza tion in three steps numbered from 0 to 2 HOLD message displayed by the transmitter means that the transmitter should not be moved at this time in relation to the receiver After t...

Page 20: ...in circumstances another field may be stronger than it is indicated by the operation mode of the transmitter therefore you have the possibility to choose 3 4 1 Current mode I Operation in current mode...

Page 21: ...tor of the tested circuit while the other respectively to the phase conductor or neutral conductor The transmit ter using own supply voltage generates a current signal max 40mA in the form of pulses d...

Page 22: ...is mode is particularly suitable for tracing the cable routes Note Due to the high power consumption in Power mode take into account rapid discharge of batteries rechargeable batteries that supply the...

Page 23: ...m of 50 60Hz must not cause the saturation of clamps in such case characteristic buzz is heard in the clamps If possible fix the clamps on a multi core cable not on the individual cores conductors 3 4...

Page 24: ...er The receiver should use batteries with the following parameters Size 6LF22 Rated voltage 9V Battery replacement procedure turn the receiver OFF remove the battery cover 1 Fig 15 replace the battery...

Page 25: ...replacement procedure No Operation Screen Comments 1 Disconnect the unit from the object 2 Turn off the transmitter and use a screwdriver to unscrew the battery cover four M3 screws M3 with cross head...

Page 26: ...talled sources a system of automatic switch off was installed in the device The transmitter will turn off after a time defining the condition in which the device was ac tive but not used no button was...

Page 27: ...and hold save the values and exit the menu 4 3 Setting audio path gain The receiver is equipped with a sound information system in the detected object Strength and frequency of sound signals are used...

Page 28: ...SET button 3 Press repeatedly to select headphones for gain settings of headphones or buzzer for gain settings of the buzzer l 4 or set the gain of the selected path Changing gain value from 0 to 20 S...

Page 29: ...e codes A B C D The setting of the code is recommended during the identification and tracing processes that use many transmitters The procedure for setting code of the transmitter No Operation Screen...

Page 30: ...ur rent mode I or AUTO mode in the transmitter IAnt mode in the receiver in accordance with the pro cedure of locating objects under voltage Due to the physics of magnetic field distribution the best...

Page 31: ...ectors of the magnetic field seen by the re ceiver cancel each other out affecting the locating abilities of conductors For a single conductor a lack of mutual cancelling out of the magnetic field cau...

Page 32: ...een correctly selected mode red incorrectly selected mode Receiver 10 Turn the receiver ON 11 Press the button and set current mode IAnt 12 Direct the head of the receiver towards the highest value of...

Page 33: ...will show individual cases Fig IAnt CAbL Fig 19 A Fig 19 B Fig 19 C Conductor below the head of the receiver The cable behind the head of the receiver Conductor opposite the head of the re ceiver Dir...

Page 34: ...ead of the receiver The cable on the left side of the head of the receiver Conductor in front of the head of the re ceiver Direction indicating the connection of terminal L of the transmitter tail mea...

Page 35: ...want to use 3D mode which displays information on the receiver s screen indicating the direction of the analysed object and location of the transmitter the positioning of the receiver s head is crucia...

Page 36: ...ss and hold until the screen with selection of transmission mode is displayed 3 or select U or Auto mode 4 Confirm 5 or set the required signal level 6 Connect one of the banana sockets of transmitter...

Page 37: ...selected mode red incorrectly selected mode Receiver 9 Turn the receiver ON 10 Pressing the key set voltage mode uAnt 11 Move the head of the receiver along the traced line following the maximum signa...

Page 38: ...e transmitter ON 2 Press and hold until the screen with selection of transmission mode is displayed 3 or select UI or Auto mode 4 Confirm 5 or set the required signal level 6 Connect L socket of the t...

Page 39: ...l to locate the conductor 12 Press the button to switch the receiver into 3D mode Locate the cable as indicated on the receiver screen Description of individual screens is presented in sec 5 1 1 13 Mo...

Page 40: ...al and move it along the object The place where the value of the signal drops may be a potential location of the break In the case of locating breaks in shielded cables finding the break may be diffic...

Page 41: ...ted cores in a conductor The procedure for setting the system for locating shorted cores in a conductor No Operation Screen Comments Transmitter 1 Turn the transmitter ON 2 Press and hold until the sc...

Page 42: ...ransmitter 1 or 2 to one of the shorted cores Fig 26 7 Connect the second banana socket of the transmitter to the second shorted core Fig 26 8 Start the transmission Flashing LED green correctly selec...

Page 43: ...boxes may falsify the indica tion of the receiver To make sure whether the detected fuse circuit breaker is in the tested circuit re move the cover of the switchboard and approach the receiver directl...

Page 44: ...outlet Fig 27 7 Connect the second banana socket of the transmitter to the second opening of the wall outlet Fig 27 8 Start the transmission Flashing LED green correctly selected mode red incorrectly...

Page 45: ...mitter signal to the two ends of the routed line This method requires the use of additional extension cord connected to the second end of the line Fig 29 Con nection shown in Fig 29 increases the loca...

Page 46: ...smitter ON 4 Connect one of the banana sockets of the transmitter to one end of the analysed cable Fig 28 5 Connect the second banana socket of the transmitter to the other end of the analysed cable o...

Page 47: ...ceiver along the traced line following the maximum signal strength Fig 28 or Fig 29 In case of exceeding the maximum power of the transmitted signal the transmitter will turn off the transmission and...

Page 48: ...additional conductive wire the system may be used for routing and locating non conductive pipes The transmitter should be connected to the wire in a manner enabling the use of current signal in UI mod...

Page 49: ...t with the transmitter will be a reference for the phase identification in oth er circuits Fig 31 Phase identification No Operation Screen Transmitter 1 Turn the transmitter ON 2 Connect L socket of t...

Page 50: ...h settings is displayed 5 or select P3 mode 6 Confirm 7 or set the desired reference phase of the connected circuit Available marking of phases L1 L2 L3 Receiver 8 Turn the receiver ON 9 Set P3 mode 1...

Page 51: ...this mode the screen of the receiver shows a bar graph and a value proportional to the electric field strength When the signal level is too high you may use the relative mode by pressing ABS REL butto...

Page 52: ...in the cable 5 9 1 Multi transmitter operation locating breaks The transmitters should be connected to two ends of an open circuit Each of the transmitters should be assigned with a specific code of t...

Page 53: ...il the screen with settings is displayed 5 or select SET mode 6 Confirm 7 or select CODE 8 Confirm 9 or select the code signal for the transmitter A B C or D 10 Confirm 11 Press and hold until the scr...

Page 54: ...o the cable core improves the preci sion of indications based on the code signal In the multi transmitter operation each transmitter should be set with a different code of the transmitted signal choos...

Page 55: ...Fig 34 The receiver depending on the select ed mode should be set appropriately in uAnt mode for the voltage mode or in 3D for the current mode Identifying cores in the cable mode U No Operation Scree...

Page 56: ...nfirm 11 Press and hold until the screen with settings is displayed 12 or select U mode 13 Confirm 14 Start the transmission Transmitter X X 2E4 Repeat steps 1 14 Receiver 15 Turn the receiver ON 16 P...

Page 57: ...er 1 1 Turn the transmitter ON 2 Connect L banana socket of the transmitter to the end of tested circuit Fig 34 3 Connect the second banana socket N of the transmitter to grounding Fig 34 4 Press and...

Page 58: ...depending on whether the tested conductor is connected to the power supply or not 13 Confirm 14 Start the transmission Transmitter X X 2E4 Repeat steps 1 14 Receiver 15 Turn the receiver ON 16 Press t...

Page 59: ...ic buzz is heard in the clamps Transmission clamps enable forcing current in objects with a diameter up to 52mm If possible fix the clamps on a multi core cable not on the individual cores conductors...

Page 60: ...ransmission clamps N 1 4 Press and hold until the screen with settings is displayed 5 or select transmission clamps mode CLP 6 Confirm 7 or set one of three transmission levels 8 Start the transmissio...

Page 61: ...e connected to the socket on the receiver s head During operation of the receiver when the direction of the arrow on the housing of clamps is compatible with the direction of the transmitted signal i...

Page 62: ...P mode means contact probe mode of the electric field uAnt of the receiver This mode may be used e g for identifying a conductor Fig 38 Contact probe identifying conductors The contact probe may be us...

Page 63: ...contact probe identifying conductors during multi transmitter operation Connecting the non contact probe is automatically detected by the receiver and indicated by the pictogram on the receiver screen...

Page 64: ...nes are used in places where user has difficulties to receive buzzer signals and messages concerning the tested or identified objects Connected headphones are automatically detected by the receiver wh...

Page 65: ...ion Indicators of battery charge status of the transmitter and the receiver should show at least 3 bars Make sure that your computer has a stable source of power supply When PC is connected to mains i...

Page 66: ...een Any communication errors that may occur when performing the transmitter software update are indicated by messages on the screens of the receiver transmitter and PC Message Information Damage detec...

Page 67: ...ing all purpose detergents Do not use any solvents or cleaning agents which might scratch the casing powders pastes etc Cables should be cleaned with water and detergents and then dried 9 Storage Duri...

Page 68: ...102 x 62 mm j the weight of the transmitter approx 0 7 kg k Receiver dimensions length x width x depth 245 x 77 x 52 mm l receiver weight approx 0 4 kg m operating temperature 10 50 C n storage temper...

Page 69: ...6F22 for the receiver operating manual guarantee card USB cable 12 2 Optional accessories Additionally the following items that are not included in the scope of standard equipment can be purchased fro...

Page 70: ...LKZ 720 OPERATING MANUAL version 1 02 68...

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