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Model 703 True RMS Multimeter
Model 701 Multimeter

USER’S
MANUAL

FINE INSTRUMENTS CORPORATION

FINE INSTRUMENTS CORPORATION

341-5, SONGNAE-DONG, SOSA-GU, BUCHON-SHI, KYUNGGI-DO KOREA
-TEL: (82-32) 656-8771~4 -FAX: (82-32) 656-5844
-E-mail: [email protected]

© Copyright 2001 Fine Instruments Corp. All right reserved.
Specifications subject to change without notice.
Litho in Korea.

a world leader in test & measurement

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Summary of Contents for 701

Page 1: ...E INSTRUMENTS CORPORATION 341 5 SONGNAE DONG SOSA GU BUCHON SHI KYUNGGI DO KOREA TEL 82 32 656 8771 4 FAX 82 32 656 5844 E mail fine finest co kr Copyright 2001 Fine Instruments Corp All right reserved Specifications subject to change without notice Litho in Korea a world leader in test measurement ...

Page 2: ... AC voltage 0 75 DC Current 0 to 10 A 20 A for 30 seconds AC Current 703 True RMS 20 µA to 10 A 20 A for 30 seconds 701 0 to 10 A 20 A for 30 seconds Resistance 0 to 40 M Capacitance 0 01 nF to 100 µF Frequency 0 5 Hz to 10 MHz Duty Cycle 0 1 to 99 9 for 0 5 Hz to 500 kHz pulse width 2 µsec Diode Test 2 5 V Continuity Check Beep at Approx 10 response time 1 ms Temperature 703 only 40 C to 1300 C 4...

Page 3: ...shock hazard to the user Inspect test leads connectors and probes for damaged insulation or exposed metal before using the meter If any defects are found replace them immediately Do not touch test lead tips or the circuit being tested while power is applied to the circuit under test Always keep your fingers behind the finger guards of the test leads during measurement Do not measure any circuit th...

Page 4: ...fective or equivalent DC value of an AC signal Most digital multimeters use average sensing RMS calibrated technique to measure RMS values of AC signals This technique is to obtain the average value by rectifying and filtering the AC signal The average value is then scaled upward that is calibrated to read the RMS value of a sine wave In measuring pure sinusoidal waveform this technique is fast ac...

Page 5: ...rrent measuring device caused by internal shunt resistance Burden voltage contributes measurement error and should be as low as practical Temperature Coefficient Temperature Coefficient is a factor used to calculate the change in indication or output of an instrument with changes in temperature Uncompensated changes in temperature contribute uncertainty by an amount determined by the temperature c...

Page 6: ...or two seconds to turn the backlight ON or OFF when the HOLD function is simultaneously activated with the D H symbol on the display Press the HOLD button momentarily again to activate the Backlight function only SELECT Press this button to toggle between the dc measurement mode and the ac measurement mode when the rotary selector switch is set to Model 703 only and And also press this button to c...

Page 7: ...age However to prevent accidentally exceeding the protection circuit s rating and to ensure a correct measurement NEVER CONNECT THE LEADS TO A SOURCE OF VOLTAGE when the rotary switch is set to or or functions 11 10 To improve the accuracy of dc voltage measurements taken in the presence of ac voltages such as measuring the dc voltage of an amplifier in the presence of an ac signal measure the ac ...

Page 8: ...indicates a leaky defective diode A zero reading indicates a shorted defective diode An indicates an open diode defective Reverse the test leads connections reverse biased across the diode The display shows if the diode is good Any other readings indicate the diode is shorted or resistive defective Continuity Test The continuity function detects intermittent opens and shorts lasting as little as 1...

Page 9: ...microfarad µF range The available capacitance ranges are 40nF 400 nF 4 µF 40 µF and 100 µF 15 14 Caution To avoid damaging the meter or the equipment under test remove all power from the circuit and discharge all high voltage capacitors before measuring capacitance Large value capacitors should be discharged through an appropriate resistance load Use the dc voltage function to confirm that the cap...

Page 10: ...er defaults at dc Press SELECT button momentarily to select ac To measure dc or ac current 1 Turn off power to the circuit and discharge all high voltage capacitors 2 Insert the black lead into the COM terminal and the red lead into an input terminal appropriate for the measurement range as the following table To avoid blowing the meter s 440 mA fuse use the mAµA terminal only if you are sure the ...

Page 11: ...re it separately Battery and Fuse Replacement The meter uses a single standard 9V battery NEDA 1604 JIS006P IEC 6F 22 a 1000 V 440 mA IR 10 kA fast acting F fuse F71 for mAµA current input and a 1000 V 11A IR 10KA fast acting F fuse F72 for A current input The F71 440 mA F72 11 A fuse must be replaced by qualified service personnel only Trouble Shooting If the meter fails to operate even with the ...

Page 12: ...Humidity 0 to 80 0 C to 35 C 0 to 70 35 C to 40 C Altitude Operating up to 2000m Storage 10000m Battery Type Single 9V battery NEDA 1604 JIS 006P or IEC 6F 22 7 SPECIFICATIONS Battery Life 250 hrs typical with backlight off 703 750 hrs typical with backlight off 701 Shock Vibration Per MIL T PRF 28800 for Class II instruments Pollution Degree 2 Electromagnetic Compatibility EMC Susceptibility Comm...

Page 13: ... 703 Accuracy 400 mV 100 µV 0 5 2 0 5 2 4 V 1 mV 0 75 3 40 V 10 mV 400 V 100 mV 1000 V 1 V 0 75 3 Resolution DC Current AC Current Resistance Open Circuit Voltage 1 3 V dc Range 40 Hz 400 Hz 400 Hz 10 kHz Accuracy 701 703 703 400 µA 0 1 µA 4000 µA 1 µA 1 0 5 40 mA 10 µA 400 mA 100 µA 4 A 1 mA 1 0 5 1 5 10 1 5 10 2 0 10 10 A 10 mA 1 5 5 Resolution Range 701 703 Accuracy 400 µA 4000 µA 1 0 2 40 mA 4...

Page 14: ... µA 4000 µA 40 mA 400 mA 4 A 10 A 150 µV µA 150 µV µA 3 3 mV mA 3 3 mV mA 0 03 V A 0 03 V A 10 A Range Accuracy Open Circuit Voltage 4V 2 Test Current Typical 0 25 mA 1 5 V dc Audible threshold the beeper sounds if the measured resistance is lower than 10 and turns off when greater than about 60 Response time 1 msec Range 701 703 Accuracy 1 2 5 10 2 5 10 40 nF 10 pF 400 nF 100 pF 4 µF 1 nF 40 µF 1...

Page 15: ...st authorized reseller or send the product with a description of the difficulty postage and insurance prepaid FCA Destination to the nearest Finest authorized reseller Finest assumes no risk for damage in transit Finishing warranty repair the product will be returned to Buyer transportation prepaid FCA Destination If Finest determines that the failure was caused by misuse accident abnormal conditi...

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