Test-products-international 183A Manual do Utilizador Página 1

183ADigital MultimeterInstruction Manual

1918f. MEASURING DIODESCAUTION!Do not attempt to make diode measurements withcircuit energized. The only way to accurately testa diode is to remove i

2120h. MEASURING CAPACITANCECAUTION!Disconnect power to the circuit(s) to be measured. Discharge the capacitorto be measured completely before attemp

2322i. MEASURING FREQUENCY CAUTION!Do not attempt to make a frequency measurement if a test lead is plugged in theA or µmA input jack. Instrument dam

2524F. MAINTENANCE1. Testing Fuses In Circuit: Both the A and mAµA inputjacks are fuse protected. The fuses can be testedwithout removing them from

2726G. TROUBLE SHOOTING GUIDEProblem Probable CausesDoes not power up• Dead or defective battery• Broken wire from battery snap to PCBWon’t display

Trademark AcknowledgementsTPI®is a registered trademark ofTest Products International Incorporated.Copyright Information183A User’s Manual © 2007 Prin

2 3A. INTRODUCTION1. Congratulations!!Thank you for purchasing TPI products. The meter is easyto use and is built to last. It is backed by a 3 year

5B. SAFETY CONSIDERATIONSWARNING: Please follow manufacturers testprocedures whenever possible. Do not attempt tomeasure unknown voltages or compo

76INTERNATIONAL SYMBOLSDANGEROUS VOLTAGEAC (ALTERNATING CURRENT)DC (DIRECT CURRENT)REFER TO INSTRUCTION MANUALGROUNDFUSEDOUBLE INSULATIONC. TECHNICAL

83. SpecificationsIEC 61010-1 Over Voltage:CAT II - 1000VCAT III - 600VPollution Degree 2a. DCmVRange Resolution Accuracy Impedance40mV 0.01mV ±(0.5%

1110j. Duty Cycle / HzRange0.1 ~99.9% (0.5Hz to 500kHz, Width > 2uS)Accuracy((0.1% + 0.05% / kHz) +1 Countk. Diode TestTest Voltage Max Test Curr

1312b. Rotary SwitchOFF Turns the 183A off.Function for measuring AC voltage (ACV).Function for measuring DC voltage (DCV).Function for measuring AC/

1514b. MEASURING AC VOLTSCAUTION!Do not attempt to make a voltage measurement if a test lead is plugged in the A or µmA input jack. Instrument damage

1716d. MEASURING AC AMPSCAUTION!Do not attempt to make a current measurement with the test leads connected in parallel with the circuit to be tes