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Users Manual

Read this manual thoroughly before use

Digital Multimeter

Summary of Contents for 2148888B

Page 1: ...Users Manual Read this manual thoroughly before use Digital Multimeter...

Page 2: ...a compact 3 digit digital multimeter designed to measure DC and AC voltage DC and AC current resistance diode continuity and battery Some models also have temperature measurement function frequency me...

Page 3: ...n doubt have the meter serviced Do not operate the meter where explosive gas vapor or dust is present Do not apply more than the rated voltage as marked on the meter between terminals or between any t...

Page 4: ...uld lead to possible electric shock or personal injury replace the battery as soon as the low battery indicator appears Do not use the meter in a manner not specified by this manual or the safety feat...

Page 5: ...erous live potential it is to be noted that this potential can occur at all other terminals CAT III Measurement Category III is for measurements performed in the building installation Examples are mea...

Page 6: ...ck Earth ground Terminal Fuse Conforms to European Union directives The equipment is protected throughout by double insulation or reinforced insulation Before measuring current check the meter s fuses...

Page 7: ...7 FRONT PANEL 1 Display 3 1 2 digit LCD with a max reading of 1999 2 AC DC Button Used to switch between DC and AC functions 3 AC Voltage Detection Button 12 3 10 11 13 4 9 1 2 5 6 7 8...

Page 8: ...in use 6 10A Terminal Plug in connector for the red test lead for current 200mA 10A measurements 7 COM Terminal This terminal is a plug in connector for the black test lead It is also a plug in connec...

Page 9: ...xit Data Hold mode 12 Holster 13 Illumination Lamp GENERAL SPECIFICATION Display 3 1 2 digit LCD with a max reading of 1999 Negative Polarity Indication Negative sign shown on the display automaticall...

Page 10: ...cifications take the form of of Reading number of Least Significant Digits Resolution Range Accuracy 200mV 2V 20V 200V 300V 0 8 5 100 V 1mV 10mV 100mV 1V 1 0 5 DC Voltage 0 5 5 Overrange Indication OL...

Page 11: ...ated in rms of sine wave Max Allowable Input voltage 300V AC rms Resolution Range Accuracy 1 0 5 Overrange Indication OL shown on the display 1 5 5 2 0 5 1 0 5 1 Input Impedance 10M Max Allowable Inpu...

Page 12: ...ecs and interval 15 minutes Overload Protection 250mA 300V FAST Fuse for VmA terminal inputs 10A 300V FAST Fuse for 10A terminal inputs Max Allowable Input Current 10A For inputs 2A measurement durati...

Page 13: ...rcuit Voltage About 2 8V 200 2k 20k 200k 2M 1k 100 1 10 0 1 1 2 5 20M 10k 1 5 7 Resolution Range Accuracy Overrange Indication OL shown on the display Frequency Range 40Hz 400Hz Response Average calib...

Page 14: ...g measured is out of the range of 0 C to 1000 C the display may show a reading but the measurement error may be large or the thermocouple may be damaged Note 1 Use K type thermocouple 2 Accuracy does...

Page 15: ...iode and Continuity Test Range Description Open Circuit Voltage about 2 8V Test Current about 1mA The approx forward voltage drop of the diode will be displayed changes of 5 C or 9 F rated accuracy ap...

Page 16: ...To exit the Data Hold mode press the button again disappears Measuring DC or AC Voltage 1 Connect the black test lead to the COM terminal and the red test lead to the VmA terminal 2 Set the range swit...

Page 17: ...C button according to the marks beside this button 17 range first and then reduce it range by range until satisfactory resolution is obtained 3 Select DC or AC voltage measurement with the AC DC butto...

Page 18: ...known beforehand set the range switch to the highest range first and then reduce it range by range until satisfactory resolution is obtained 2 If the red test lead is connected to the 10A terminal the...

Page 19: ...ode Test 1 Connect the black test lead to the COM terminal and the red test lead to the VmA terminal Note The polarity of the red lead is positive 2 Set the range switch to position 3 Connect the red...

Page 20: ...tested 5 If the resistance is less than about 20 the buzzer will sound Note Before test disconnect all power to the circuit to be tested and discharge all capacitors thoroughly Battery Test 1 Connect...

Page 21: ...shows the working voltage of this battery To avoid possible damage to the meter or other equipment remember that while the meter is rated for 0 C to 1000 C or 32 F to 1832 F the K Type Thermocouple p...

Page 22: ...2 set the range switch to the C position 3 Carefully touch the probe tip of the thermocouple to the object to be tested 4 Wait a while until thermal equilibrium between the object and the thermocouple...

Page 23: ...ductor with hand or skin 2 Because of the meter s detection limit a line or conductor under test may be live even if the buzzer does not sound and the AC Voltage Detection Indicator does not light 3 B...

Page 24: ...shock do not touch any naked conductor with hand or skin 2 Because of the meter s detection limit a line or conductor under test may be live even if the buzzer does not sound and the AC Voltage Detect...

Page 25: ...eneral Maintenance Periodically wipe the case with damp cloth and a little mild detergent Do not use abrasives or solvents Dirt or moisture in the terminals can affect readings Clean the terminals as...

Page 26: ...polarity connections are correct Reinstall the battery cover the screw and the holster If the meter fails check and replace as needed the battery and fuses and or review this manual to verify proper...

Page 27: ...errupt Rating 1500A 5X20mm F2 10A 300V FAST fuse 5X20mm Note 10A 300V FAST fuse can only be replaced at specified service station ACCESSORIES Manual 1 piece Test lead 1 pair K Type Thermocouple 1 piec...

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