Megger DCM330 Fork Multimeter Manual PDF
Contents
1. Adjacent conductor influence lt 0 08 A A Resistance Range Accuracy 200 0 Q 1 0 5 dgt 2 2 000 KQ ONEN 1 0 2 dgt 200 0 KQ 2 000MQ 20 00 MQ 1 9 5 dgt 1 Range DC Accuracy AC Accuracy 200 0V 1 0 2dgt 01 5 Sdat 1000V 50Hz 500Hz Overload protection 600Vrms Open circuit Voltage 1 3V approx 1 lt 100 dgt rolling 2 lt 10 dgt rolling Diode Check and Continuity Resolution Accuracy Over voltage protection DC AC1000 Input Impedance 2 MQ less than 100pF CMRR NMRR Common Mode Rejection Ratio Normal Mode Rejection Ratio Vac CMRR gt 60dB at DC 50Hz 60Hz Voc CMRR gt 100cB at DC 50Hz 60Hz NMRR gt 50cB at DC 50Hz 60Hz 1mvV 1 5 0 05 V For 0 4V 0 8V Max Test Current 1 5mA Max Open Circuit Voltage 3V Overload Protection 600Vrms Ponunulty Internal beeper activates it the resistance of the circuit under test is less than 50Q It will then turn off if the resistance is increased beyond 2500 Response time is approximately 0 25 1 sec Limited Warranty This Meter is warranted to the original purchaser against defects in material and workmanship for 1 year from the date of purchase During this warranty period manufacturer will at its option replace or repair the defective unit subject to verification of the defect or malfunction2. This warranty does not cover disposable batteries or damage from abuse neglect accident unauthoriz ed repair alteration contamination or abnormal conditions of operation or handling Any implied warranties arising out of the sale of this product including but not limited to implied warranties of merchantability and fitness for a particular purpose are limited to the above The manufacturer shall not be liable for loss of use of the instrument or other incidental or consequential damages expenses or economic loss or for any claim or claims for such damage expense or economic loss Some states or countries laws vary so the above limitations or exclusions may not apply to you Megger Limited Archcliffe Road Dover CT 17 9EN United Kingdom Tel 44 0 1304 502100 Valley Forge Corporate Centre 2621 Van Buren Avenue Norristown PA 19403 USA Tel 1 979 690 7925 Email sales megger com Web www megger com
3. Not suitable for use with recharge able cells 1 2 Environmental Conditions Indoor Use Calibration One year calibration cycle Operating temperature 0 C 30 C lt 80 RH 30 C 40 C S 75 RH 40 C 50 C 45 RH Storage temperature 20 to 60 C 0 to 80 RH batteries not fitted Dimensions W x H x D 54mm x 193mm x 31mm Weight 280g including battery Accessories Battery installed Carrying case and User manual Overvoltage category IEC 61010 1 1000V CAT I 600V CAT IV CAT Application field I The circuits not connected to mains p The circuits pubes connected to al Low voltage installation m The building installation Vv The source of the Low voltage installation Operating altitude 2000m 6562 ft Conductor Size 16mm diameter Pollution degree 2 EMC EN 61326 1 Shock vibration Sinusoidal vibration per MIL T 28800E 5 55 Hz 3g maximum Drop Protection 1 2m drop to hardwood on concrete floor 1 3 Electrical Specifications Accuracy is reading number of digits at 23 C 5 C lt 80 RH Temperature coefficient Add 0 2 x Specified accuracy C lt 18T gt 28C DC AC Volts AC Conversion Type Average sensing rms indication AC Current Function Range Accuracy An PA O 50 60Hz 0 0 200 0A_ 3 0 3 dgt Overload protection 400 Arms AC Conversion Type Average sensing rms indication
4. The display will go black a tone sounds and the red LED near the fork jaw will illuminate briefly to verify that the instrument is operational Continue to hold the VoltFinder button 4 If a voltage of 50V to 1000V 50 to 500HZ is detected near the jaw a continuous tone sounds X Do not discard this product or throw away Maintenance Do not attempt to repair this Clamp Meter It contains no user serviceable parts Repair or serving should only be performed by qualified personal Cleaning COM V Q CAT 1Z CAT 1000V a Periodically wipe the case with a dry cloth and detergent do not use abrasives or solvents and the red LED near the jaw illuminates Resistance A CAT IV 600V with respect to earth for the jaw Tactile Barrier for hand guard A Do not hold the meter in front of the Tactile Barrier Battery Replacement Specifications 1 1 General Specifications LCD display digits 3 1 2 digit large scale LCD readout Display count 2000 counts Measuring rate 1 5 times sec Overrange display OL is displayed for Q functions shows the real value for A and V function Automatic power off time Approximately 10 minutes after power on Low battery indicator amp is displayed Power requirement R03 UM4 AAA 1 5V x 2 batteries Battery life ALKALINE 250 hours
5. Megger Fa Power On Off Data Hold Diode Continuity A Read First A Safety Information DCM330 Fork multimeter To ensure safe operation and service x of the Meter follow these instructions User Guide Failure to observe warnings can result in severe injury or death Avoid working alone so assistance can be rendered To enhance safety test leads should be disconnected from instrument when not in use Do not use test leads or the Clamp Meter if they look damaged Do not use the Meter if the Clamp Meter is not operating properly or if it is wet Use the Clamp Meter only as specified in the Instruction card or the protection provided by the Clamp Meter might be impaired Special precautions are necessary when operating in situations where exposed live parts at dangerous voltages may be encountered Personal protective equipment not supplied with this instrument should be used Symbols as marked on the Tester and Instruction card A Risk of electric shock The meter will automatically shut itself off after approximately 10 fa Equipment protected by double or minutes after power on reinforced insulation a eatey ooo Oss 3 AC V DCV Pome CE Conforms to EU directives 1 VoltFinder can be activated on Application around and removal any range including OFF from hazardous live conductors is 2 Test leads are not used for the permitted VoltFinder function 3 Press and hold the VoltFinder button
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