EXTECH
®
USER MANUAL
===
INSTRUMENTS
True RMS Multimeter
Extech EX411 A
Al/TO
HOI.DRB. ... -41
CE
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
TestEquipmentDepot.com
Page 1: ...EXTECH USER MANUAL INSTRUMENTS True RMS Multimeter Extech EX411A Al TO HOI DRB 41 CE Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 TestEquipmentDepot com...
Page 2: ...er must refer to the manual for further information This symbol adjacent to a terminal indicates that under normal use hazardous voltages may be present Double insulation This WARNING symbol indicates...
Page 3: ...Resistance or Continuity tests Voltage checks on electrical outlets can be difficult and misleading because of the uncertainty of connection to the recessed electrical contacts Other means should be...
Page 4: ...600V DC AC 200Vrms on 200mV range mA DC 200mA 600V fast acting fuse A DC 10A 600V fast acting fuse 30 seconds max every 15 minutes Ohms Continuity 250Vrms for 15sec max 2 USE EXTREME CAUTION when work...
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Page 9: ...al will sound If the circuit is open the display will indicate c11n DIODE TEST 1 Insert the black test lead banana plug into the negative COM jack and the red test lead banana plug into the positive d...
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Page 11: ...5 reading 3 digits AC Current A AC True rms 50 to 400Hz 400Hz to 1kHz 200mA 0 1mA 1 8 reading 8 digits 2 5 reading 10 digits 10A 0 01A 3 0 reading 8 digits 3 5 reading 10 digits Resistance 200 0 1 0...
Page 12: ...on is displayed if battery voltage drops below operating voltage Battery One 9 volt NEDA 1604 battery Fuses mA A ranges 0 2A 600V fast blow A range 10A 600V ceramic fast blow Operating Temperature 5 C...
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Page 14: ...er 5 Lift the center circuit board straight up from the connectors to gain access to the fuse holders 6 Gently remove the old fuse and install the new fuse into the holder 7 Always use a fuse of the p...
