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DLPT2+

 

Operating Instructions

 

 

24

 

 

 

If the Differential Leakage is less than the factory 
set  limit  a  tick  is  placed  next  to  the 

Ileak

 

enunciator. 

 

If  all  of  the  tests  within  the  sequence  have 
passed then the 

PASS

 enunciator is illuminated.  

Summary of Contents for DLPT2+

Page 1: ......

Page 2: ...DLPT2 Operating Instructions 2 DLPT2 DLPT2 Operating Instructions Di LOG Test Equipment 28 Wheel Forge Way Manchester M17 1EH Tel 0161 877 0322 www dilog co uk sales dilog co uk 403A592 Rev 2 ...

Page 3: ...ade public in any form or manner either electronically mechanically by photocopying recording or in any manner without prior written consent from DILOG Electronic Limited This also applies to accompanying drawings and diagrams Due to a policy of continuous development DILOG Electronic Limited reserves the right to alter the equipment specification and description outlined in this publication witho...

Page 4: ...the product is covered by the European Directive 2012 19 EU Please familiarise yourself with the appropriate local separate collection system for electrical and electronic products Please dispose of this product according to local regulations Do not dispose of this product along with normal waste material The correct disposal of this product will help prevent potential negative consequences for th...

Page 5: ... 3 7 Changing the CLI Leakage limit 30 3 8 Performing an RCD test on an installation RCD 31 3 9 Performing an RCD test on a Plug top RCD 32 3 10 Performing a 3 Phase Sequence 33 4 Memory Print Functions 35 4 1 Saving Test Results 35 4 2 Viewing Test Results 35 4 3 Deleting Test Results 35 4 4 Transferring Test Resuits 35 4 5 Printing Test Results 36 4 6 Setting the Real Time Clock 36 5 Specificati...

Page 6: ...er Before use ensure unit is clean and dry visually inspect all leads connectors and case Any damage or wear must be rectified prior to use If the DLPT2 is used in a manner not specified by these operating instructions then the protection provided may be impaired Always ensure that the circuit or appliance under test is electrically isolated The DLPT2 and all associated cables and leads must be ch...

Page 7: ... voltage source or proving unit Do not operate the DLPT2 in an explosive gas or dust environment The DLPT2 has been designed to make measurements in a dry environment Do not open the DLPT2 no user serviceable parts Note Data may be lost or altered in virtually any electronic memory under certain circumstances Therefore DILOG Electronic assumes no responsibility for financial losses or claims due t...

Page 8: ...g Instructions 403A592 Optional Accessories Part Number TPA 5 16 Phase Adaptor TPA 5 32 Phase Adaptor TPA 4 16 Phase Adaptor TPA 4 32 Phase Adaptor NiMH Batteries and charger 339A950 PATGuard 3 software can also be trialled and purchased online from the below web address www DILOG co uk pg3trial ...

Page 9: ...DLPT2 Operating Instructions 9 Figure 1 DLPT2 Front View ...

Page 10: ...DLPT2 Operating Instructions 10 Figure 2 DLPT2 End View Figure 3 Testing CLI appliances no mains leakage ...

Page 11: ...DLPT2 Operating Instructions 11 Figure 4 Testing CLII appliances no mains leakage ...

Page 12: ...DLPT2 Operating Instructions 12 Figure 5 Testing CLI appliances mains leakage ...

Page 13: ...DLPT2 Operating Instructions 13 Figure 6 Testing CLII appliances mains leakage ...

Page 14: ...DLPT2 Operating Instructions 14 Figure 7 Testing IEC Leads ...

Page 15: ...DLPT2 Operating Instructions 15 Figure 8 Testing Installation RCD ...

Page 16: ...DLPT2 Operating Instructions 16 Figure 9 Testing Plug Top RCD ...

Page 17: ...ge of 3 phase adaptors Overview With reference to Figures 1 and 2 1 Save Key 2 Recall Key 3 Print Key 4 CLI Cord Sequence Key 5 CLII Test Sequence Key 6 Leakage Test Start Key 7 Setup Button 8 RCD Test Key 9 3 Phase Test Sequence Key 10 LCD 11 Test Mains outlet socket 12 USB Interface 13 IEC Test Connection 14 Mini DIN Printer Interface 15 Earth Continuity Test Terminal 16 Mains inlet socket User ...

Page 18: ... test press the 30mA RCD key 3 phase appliance test press the 3 phase key Note The DLPT2 will automatically switch OFF after approximately 1 minute if no keys are pressed Note When a key is pressed to initiate a test sequence the DLPT2 will compare the type of appliance connected with the test sequence that has been selected and where possible will prompt the user if an inappropriate test has been...

Page 19: ...ecking a mains power outlet Connect DLPT2 mains lead to the mains inlet socket and to the power outlet to be tested Each time mains voltage is detected the line neutral line earth and neutral earth voltages will be displayed for 2s as shown below If the voltages are within the acceptable limits shown below a tick is shown next to the enunciator LN 195V 253V LE 195V 253V NE 30V ...

Page 20: ...DLPT2 end panel Plug the appliance into the DLPT2 front panel test mains outlet socket Connect the earth test probe to an exposed metal part on the appliance If the appliance under test has an ON OFF switch make sure it is in the ON position Press the CLI test key The DLPT2 will now perform a measurement of the protective earth continuity reverse the test current and repeat the measurement The hig...

Page 21: ...uously displays the current measured value on the display and stores the maximum value in the memory By pressing the CLI key again the measurement is repeated with reversed polarity Press the key again to terminate the Rpe test and display the maximum value of RPE on the display The insulation test voltage is shown momentarily next to the Riso enunciator The unit will proceed with the Insulation a...

Page 22: ... limit a tick is placed next to the Riso enunciator If the Insulation Resistance is less than the set limit a cross is placed next to the Riso enunciator the FAIL enunciator is displayed and the test sequence is halted Note If a mains supply is detected the DLPT2 will perform a differential leakage test If the DLPT2 does not detect a mains supply then the DLPT2 will perform a substitute leakage te...

Page 23: ... differential test duration is 2 minutes When the duration is set to 2 minutes the test can be terminated at any time by pressing the LKGE key When the LKGE key is pressed to start the differential leakage test the DLPT2 will check the incoming mains supply to ensure that the voltages are correct The enunciators are displayed if there is an error with the connected mains supply LN LE NE Mains stat...

Page 24: ... Instructions 24 If the Differential Leakage is less than the factory set limit a tick is placed next to the Ileak enunciator If all of the tests within the sequence have passed then the PASS enunciator is illuminated ...

Page 25: ... appliance into the DLPT2 front panel test mains outlet socket Connect the earth test probe to an exposed metal part on the appliance If the Appliance under test has an ON OFF switch make sure it is in the ON position Press the CLII test key The display will momentarily show the insulation test voltage before proceeding with the test Note The power switch on the appliance under test must be in the...

Page 26: ...unciator If the Insulation Resistance is less than the set limit a cross is placed next to the Riso enunciator the FAIL enunciator is displayed and the test sequence is halted Note If a mains supply is detected the DLPT2 will perform a touch leakage test If the DLPT2 does not detect a mains supply then the DLPT2 will perform a substitute leakage test If a Substitute Leakage test is performed then ...

Page 27: ... pressed to start the touch leakage test the DLPT2 will check the incoming mains supply to ensure that the voltages are correct The enunciators are displayed if there is an error with the connected mains supply LN LE NE Mains status Flash Flash OFF No mains OFF Flash Flash Earth fault or Live and Neutral reverse If the mains voltage is correct the DLPT2 will proceed with the touch leakage test If ...

Page 28: ...an the factory set limit a tick is placed next the RPE enunciator The unit will proceed with the Insulation test If the Insulation Resistance is lower than the factory set limit a cross is placed next to the Riso enunciator and the test sequence is halted If the Insulation Resistance is greater than the factory set limit a tick is placed next to the Riso enunciator If the Insulation Resistance is ...

Page 29: ... the live and neutral conductors are reversed 3 5 Testing an extension lead Visually inspect the mains cord and plug for signs of damage Check that the correct fuse is fitted If the cord passes a visual inspection proceed with the electrical tests Plug the supplied 0 5m IEC lead into the IEC socket and into a mains outlet on the extension lead Plug the mains plug of the extension lead into the fro...

Page 30: ...tup mode Once in setup mode press the CLII button the selected insulation voltage will be displayed next to the Riso enunciator To leave setup mode press the SETUP button 3 7 Changing the CLI Leakage limit The CLI Leakage pass fail limit can be changed between 0 75mA and 3 5mA In order to change the Leakage limit press the SETUP button to enter setup mode Once in setup mode press the LKGE button t...

Page 31: ...currents in the circuit may influence measurements Potential fields of other earthing installations may influence the measurement The DLPT2 can be used to measure the operating time of an installation RCD Connect the DLPT2 IEC lead to the IEC socket of the DLPT2 and a mains outlet on the RCD protected circuit To test the RCD operating time press the 30mA RCD test key The mains supply status is che...

Page 32: ...erating time of a plug top RCD When plugging the mains lead into the DLPT2 plus ensure that the polarity orientation of the connector is correct DO NOT FORCE THE PLUG INTO THE CONNECTOR Doing so may damage the DLPT2 When performing an RCD test ensure that the Continuity Test probe is disconnected from the DLPT2 Connect the DLPT2 mains lead to the mains inlet socket of the DLPT2 and a mains outlet ...

Page 33: ...essory Visually inspect the appliance and mains cord for signs of damage If the appliance passes a visual inspection proceed with the electrical tests Refer to the documentation supplied with the 3 phase adaptor and connect the adaptor in line with the 3 phase equipment under test Connect the 3 phase adaptor test lead to the mains input socket 9 refer to figure 2 on the DLPT2 Connect the Rpe test ...

Page 34: ...surement and so no tick or cross is displayed The DLPT2 will then display the current flowing in the protective conductor of the 3 phase supply The 3 Phase leakage test will run for 30 seconds but can be stopped earlier by pressing the 3 Phase button Note If the 3 Phase key is pressed while no adaptor is connected to the DLPT2 then a warning message PLUG IN 3 PH ADPTR will be displayed ...

Page 35: ...ory use the RECALL and STORE Keys Pressing any other Key or waiting for 10 seconds will return the DLPT2 into test mode 4 3 Deleting Test Results To delete all of the results in memory press and hold the STORE and RECALL keys together while displaying the recalled results until the counter reaches zero 4 4 Transferring Test Results Test data can be transferred to a PC using the Datalogger on the p...

Page 36: ... then it may open using a spreadsheet application 4 5 Printing Test Results In order to print a test label press the PRINT Key when the test sequence has been completed or when the test result is being reviewed The printer must be attached before the PRINT Key is pressed In order to save power the DLPT2 will turn the printer on and off when required 4 6 Setting the Real Time Clock Setting time and...

Page 37: ...DLPT2 Operating Instructions 37 The save key and recall key are used to increase or decrease the value in each field the second field is set to zero Turn off the device to save the setting ...

Page 38: ... Substitute Leakage Current Display Range 0 10mA to 19 99mA Measuring Range 0 25mA to 19mA Accuracy 5 2 digits Test voltage 40V rms 50Hz AC Test current 10mA into 2k Differential Leakage Current Display Range 0 15mA to 19 99mA Measuring Range 0 25mA to 19mA Accuracy 5 2 digits Test voltage mains voltage 50Hz AC Touch Leakage Current Display Range 0 10mA to 3 5mA Measuring Range 0 10mA to 1 99mA Ac...

Page 39: ...acy 2ms Test Current IΔn 30mA 5IΔn 150mA Current Accuracy 0 10 Factory Set Pass Fail limits Earth Continuity Insulation Resistance Leakage Class I 0 2 ohms 1 0Mohm 0 75 3 5 Class II n a 2 0Mohm 0 25mA Cord 0 2 ohms 1 0Mohm n a 3 Phase 0 2 ohms 1 0Mohm 3 5mA Environmental rating IP Rating IP40 Operating temperature range 0 C to 40 C without moisture condensation Storage temperature range 25 to 65 N...

Page 40: ... DLPT2 contains no user serviceable parts If an Error warning should appear on the display please contact the manufacturer or an authorised DILOG Service Agent for advise 7 Battery Check The DLPT2 is powered from 6 AA cells which are checked before a test is performed When the battery voltage is low the enunciator is illuminated The unit will continue to perform within specification for a limited ...

Page 41: ...ce the DLPT2 face down and release the captive screw in the battery compartment cover Remove the battery compartment cover and remove the discharged batteries Insert the replacement batteries into the battery compartment ensuring that the battery polarity matches the marking on the inside of the battery compartment Relocate the battery cover over the battery compartment and fasten in position with...

Page 42: ...T2 Place the DLPT2 face down and release the captive screw in the battery compartment cover Remove the battery compartment cover and remove the discharged batteries Insert the replacement fuse into the fuse compartment ensuring that the fuse snaps into place Relocate the battery cover over the battery compartment and fasten in position with the battery cover captive screw Part Number Replacement F...

Page 43: ... instrument must be recalibrated at regular intervals by either the manufacturer or an authorised service agent We recommend a recalibration period of one year For help or advice on Service and Calibration contact Di LOG Test Equipment 28 Wheel Forge Way Manchester M17 1EH Tel 0161 877 0322 www dilog co uk sales dilog co uk ...

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