background image

Megohmmeter Models 5000N/5100/5110

 

- 5 - 

MEGOHMMETER MODEL 5000N 

Receiving Your Shipment 

Upon  receiving  your  shipment,  make  sure  that  the  contents  are 

consistent  with  the  packing  list.  Notify  your  distributor  of  any  missing 

items. If the equipment appears to be damaged, file a claim immediately 

with  the  carrier  and  notify  your  distributor  at  once,  giving  a  detailed 

description of any damage. 

Ordering Information 

Megohmmeter Model 5000N................................................

Cat. #186.100

 

Includes  megohmmeter,  eight  1.5V  “AA”  batteries,  one  shielded  lead, 

two  color-coded  safety  leads,  insulated  alligator  clip,  test  probe 

batteries,spare fuse, carrying case and user manual. 

Accessories and Replacement Parts 

AC power supply module with line cord and plug 

for switch-selectable 110/220V

AC

 at 47 to 400Hz................

Cat. #100.142

 

Protective rubber case with handle, safety yellow ...............

Cat. #2980.02

 

Fuse, set of five, 0.1A slow blow 

for AC supply module...........................................................

Cat. #100.438

 

Fuse, set of one, 0.3A..........................................................

Cat. #100.429

 

Replacement lead, (green and blue clips) ...........................

Cat. #1017.23

 

7-pin shielded lead, 10 ft 

for Models 1000N/5000N/5100 ............................................

Cat. #2950.10

 

Probe and clip for Model 1000N/5000N...............................

Cat. #100.404 

Содержание 5000N

Страница 1: ...5110 USER MANUAL 0 100 200 300 400 500 60 30k 20k 10k 5k 2k 1000 500 200 100 50 20 1 3 5 10 20 50 100 200 500 1000 2k 3k G M k V 5 30 50 100 200 500 1000 2k 5k 10k 20k 30k 5 0 0 V 1000V 2500V 5 0 0 0...

Страница 2: ......

Страница 3: ...y return the instrument to us for repair provided we have your warranty registration information on file or a proof of purchase AEMC Instruments will at its option repair or replace the faulty materia...

Страница 4: ...nformation 11 Accessories And Replacement Parts 11 Description 12 Specifications Model 5100 13 Specifications Model 5110 15 Control Connector Identification 17 AC Supply Module 18 Disassembly 19 Using...

Страница 5: ...sting 33 Types of Tests 34 Spot Reading Test 34 Polarization Index 35 Step Voltage Test 36 The Effects of Temperature 37 Interpreting the Results 38 Maintenance 39 Warning 39 Cleaning 39 Repair And Ca...

Страница 6: ...use of rubber gloves to be an excellent safety practice even if the equipment is properly operated and correctly grounded When testing capacitance samples make sure that they have been properly discha...

Страница 7: ...ncludes megohmmeter eight 1 5V AA batteries one shielded lead two color coded safety leads insulated alligator clip test probe batteries spare fuse carrying case and user manual Accessories and Replac...

Страница 8: ...m voltage of 1300VDC which is useful for testing old or flooded installations A voltmeter safety check with a range of 0 to 600 volts is standard The Model 5000N may be powered by either AC or DC DC p...

Страница 9: ...e 0 3 seconds F G range 3 seconds F Discharging Time Automatic discharge when test button is released 0 1 seconds F Scale Two large overlapping scales 4 7 119 mm for each range Test Voltage Generation...

Страница 10: ...000VAC 60Hz 1 minute Fuse Protection 0 3A high interrupting capacity fuse between line and guard terminals Meter Movement Rugged taut band suspension Dimensions 7 7 x 5 2 x 3 75 196 x 132 x 95mm Weigh...

Страница 11: ...7 8 3 1 PUSH TO TEST button Lock ON by turning button a quarter turn to the right OFF Position Voltmeter position ON Position Test position with voltage present at outputs 2 EARTH terminal green Conne...

Страница 12: ...e Model 5000N at 110 or 220VAC The AC power supply module is designed to plug into the back portion of the instrument directly replacing the batteries The module is protected by a 0 1A slow blow fuse...

Страница 13: ...eter Model 5100 Cat 1396 07 Megohmmeter Model 5110 Cat 1396 08 Both models include megohmmeter set of three leads hex key 12V NiCad battery 110VAC US line cord and instruction manual Accessories and R...

Страница 14: ...ature a digital clock timer that indicates time and date The timer allows accurate testing on time based test applications The timer may be programmed in one of two modes to indicate the elapsed time...

Страница 15: ...ical Charging Time 0 5 to 5 seconds F typical Discharging Time Automatic discharge when test button is released 0 1 seconds F Discharge voltage displayed on meter Test Voltage Generation Solid state c...

Страница 16: ...Rugged taut band suspension 4 4 x 2 2 112 x 55mm meter with 4 scales Clock Timer Test voltage ON activates timer automatically Dimensions 9 8 x 10 2 x 15 4 250 x 260 x 390mm Weight 14 8 lbs 6 7kg Tem...

Страница 17: ...ng Time 0 5 to 5 seconds F typical Discharging Time Automatic discharge when test button is released 0 1 seconds F Discharge voltage displayed on meter Test Voltage Generation Solid state circuitry ge...

Страница 18: ...Rugged taut band suspension 4 4 x 2 2 112 x 55mm meter with 4 scales Clock Timer Test voltage ON activates timer automatically Dimensions 9 8 x 10 2 x 15 4 250 x 260 x 390mm Weight 14 8 lbs 6 7kg Tem...

Страница 19: ...ST button Lock ON by turning button a quarter turn to the right OFF Position Voltmeter position ON Position Test position with voltage present at outputs 2 EARTH terminal green Connects to ground for...

Страница 20: ...ch AC Supply Module Models 5100 and 5110 may be powered by 110V or 220VAC 47 to 450Hz The instrument includes a 110V supply cord which provides power to the instrument as well as charging voltage for...

Страница 21: ...pressure to the hinge side of the cover while gripping it firmly To re attach the cover position the cover in a horizontal position and fit the hinges into the respective housing Apply strong rear to...

Страница 22: ...m the clock hold the CLOCK TIMER button down continuously for approximately 4 sec The seconds portion of the display will begin to blink Reset to 00 with the RESET button Figure 6 Push and hold or loc...

Страница 23: ...test voltage is applied Begin by toggling to the timer portion of the display using the CLOCK TIMER button this mode is indicated by the blinking segment s on the top portion of the display Reset to...

Страница 24: ...hat is divided into 10 volt increments The voltmeter function is operable any time the PUSH TO TEST button is out The voltmeter detects the presence of voltage on the equipment to be tested If voltage...

Страница 25: ...uminate stop the test and change the batteries before continuing MODELS 5100 and 5110 Note Ensure that the battery low light red is not illuminated at any point during the testing If the light illumin...

Страница 26: ...at high resistance values The guard terminal provides a third terminal within the path of the surface leakage Connect the instrument as shown in Figure 7 If there is no shield at B use a copper wire...

Страница 27: ...oviding the Ry and Rz are not too low Figure 9 Voltage Measurements Safety Check These instruments can measure AC or DC voltages For voltage measurements proceed as follows The push to test button sho...

Страница 28: ...minute The signal can be used as a time base for monitoring the duration of the test On the M and G ranges the signal indicates that the instrument is in operation and that the selected DC test volta...

Страница 29: ...ed is properly discharged and grounded before testing When testing individual windings connect all other windings not under test together and ground to motor frame When testing phases be sure they are...

Страница 30: ...nal is used to eliminate the effects of surface leakage across exposed insulation at one end of the cable Refer to the section on Utilizing the Guard Terminal pg 24 The cable should be disconnected at...

Страница 31: ...tions for measuring the insulation of a three phase line to ground by connecting the jumpers between phases This gives a reading of all con ductors at once If a load such as a motor heater etc is att...

Страница 32: ...the other lead to the motor frame as shown Figure 17 Figure 18 shows the windings of a three phase motor separated Sometimes this can be done at the lead terminals while other times the end bells mus...

Страница 33: ...for testing insulation from a supply conductor in a switchbox to ground motor frame An identical test may be carried out from the motor starter Starter in EARTH LINE MEGOHMMETER GUARD Grounded motor f...

Страница 34: ...ormally be blocked by the insulation resistance Usually the resistance on degrading insulation will drop gradually providing plenty of warning Other times it will drop suddenly as when it is immersed...

Страница 35: ...Below 1 1 is dangerous 1 1 to 1 25 is questionable 1 25 to 1 4 is fair and 1 4 to 2 and above is good A ratio below this indicates that repair is probably needed Remember that a DC insulation test may...

Страница 36: ...be of the same duration Usually the reading is taken after 60 seconds Interpreting the Results Proper interpretation of spot reading tests requires access to records of results from previous spot read...

Страница 37: ...under test A good insulation will show a continual increase in resistance for typically 10 to 15 minutes Contaminated moist or cracked insulation will produce a relatively flat curve A ratio known as...

Страница 38: ...sulation which would not have been apparent at lower voltages Test Duration A series of steps each step lasting 60 seconds Interpreting the Results Compare the readings taken at different voltage leve...

Страница 39: ...perature typically 68 F 20 C If the temperature of the material you are testing is either higher or lower than 68 F 20 C refer to the temperature correction chart see table As a general rule the insul...

Страница 40: ...hic equipment failure Manufacturers Recommendations for Specific Equipment The definitive source for information on a specific piece of equipment is its manufacturer Most manufacturers will provide ba...

Страница 41: ...not perform any service while the Megohmmeter is on any circuit To avoid electrical shock and or damage to the instrument do not get water or other foreign agents into the electronic module Cleaning...

Страница 42: ...ou want a standard calibration or a calibration traceable to N I S T Includes Calibration Certificate plus recorded calibration data Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH...

Страница 43: ...Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA www aemc com 99 MAN 100016 v7 02 18...

Отзывы: