Fluke 27/FM Operator'S Manual Download Page 22 | Manualshive

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Summary of Contents for 27/FM

Page 1: ...27 FM MULTIME TER Operator s Manual FLUKE P N 828558 AUGUST 1987 1987 John Fluke Mfg Co Inc All rights reserved Litho in U S A...

Page 2: ...S 4aa fan Pias BM Mk fl 3 30 300 LEN isallmalsmiew 116m11 is to in mosallo man omilmos nn L J LI LI inn tuu nn nnnn uuu innn tuuu Dnnrt U U U Mai 27 FM 3 1 4u 1 Q4 f n A Yl ellit Dln 0 OFF 0 m A A mAJ...

Page 3: ...6 General Maintenance 16 Tilt Stand Adjustment 17 Fuse Test 17 Fuse Replacement 17 SPECIFICATIONS 18 INTRODUCTION The Fluke 27 FM Multimeter hereinafter also referred to as the DMM or meter is a true...

Page 4: ...y In this manual the word WARNING is reserved for conditions and actions that pose possible hazard s to the operator the word CAUTION means damage to the meter may occur The symbols shown in Figure 1...

Page 5: ...VOID ELECTRICAL SHOCK REMOVE THE TEST LEADS AND ANY INPUT SIGNALS BEFORE REPLACING THE BATTERY OR FUSES BATTERY INSTALLATION AND REPLACEMENT The meter is powered by a single 9V battery NEDA 1604 6F22...

Page 6: ...ic voltage current and resistance measurements Simply 1 Insert the test leads in the appropriate input terminals and set the rotary switch to the desired position 2 To select additional functions and...

Page 7: ...or the measurement being taken If the function selected has only one range then the ED symbol is displayed The operating range is indicated by the decimal point position and range indicator in the dis...

Page 8: ...or diode test rnAJA Milliamps or amperes ac pA Microamps dc nIAJA Milliamps or amperes dc pA Microamps ac Table 1 Input Terminals and Limits FUNCTION INPUT TERMINALS Red Lead Black Lead MIN DISPLAY R...

Page 9: ...on of the selftest while the function switch is moved from OFF to any ON position manual ranging will be selected in all functions 0 RELA Relative Mode Pushbutton Press momentarily to enter the Relati...

Page 10: ...itch is moved from OFF to any ON position the Touch Hold mode will only update to a new reading when the HOLD button is pressed Automatic Touch Hold updates are defeated This is useful when you want t...

Page 11: ...de or if the selected function has only one range Absence of the indicator implies autorange mode in use The meter powers up in autorange In autorange the meter automatically selects the measurement r...

Page 12: ...gnals square waves sawtooths 10 duty cycle rectangular pulses etc Figure 3 shows some common waveforms and a comparison of the readings displayed by your true rms meter and average responding meters F...

Page 13: ...K PK f RECTIFIED SINE HALF WAVE PK i 2 000 2 000 0 764 0 771 0 636 1 000 ni PK PK 0 T SQUARE PK art PK PK 2 000 1 000 1 110 1 000 0 000 1 000 RECTIFIED SQUARE PK PK PK 0 T 1 414 1 414 0 785 0 707 0 70...

Page 14: ...FUSE BLOWS WHILE CURRENT IS BEING MEASURED IN A CIRCUIT WHICH EXHIBITS AN OPEN CIRCUIT VOLTAGE GREATER THAN 600V DO NOT ATTEMPT AN IN CIRCUIT CURRENT MEASUREMENT WHERE THE POTENTIAL IS GREATER THAN 60...

Page 15: ...f and discharge all capacitors before attempting in circuit resistance measurements The multimeter features six resistance ranges and a conductance range All ranges employ a two wire measurement techn...

Page 16: ...1 ohms the inverse of resistance and to measure very high resistances greater than 32 megohms High value resistance measurements are susceptible to induced noise and may require careful shielding Con...

Page 17: ...s or slowly changing signals In addition in the Autorange mode you can monitor signal change through changing ranges Many diagnostic routines using the bar graph require practice You will usually be l...

Page 18: ...citance value Table 2 gives typical capacitance values for various charge times on different resistance ranges For very small capacitors use the conductance 1 ohm nS mode Table 2 Capacitance vs Time t...

Page 19: ...5A 600V fast 4 Move one end of the test lead from the A input terminal to the mA uA input terminal 5 The display should indicate between 4 5 ohms and 6 5 ohms This tests F1 1A 600V fast 6 If either of...

Page 20: ...r emits a continuous tone at test resistance below approximately 1500 20 Hz 40 Hz 40 Hz 1 kHz 1 kHz 5 kHz 3 200V 0 001V 1 1 5 5 5 5 32 00V 0 01V 1 5 5 0 5 5 320 0V 0 1V 1 5 5 1 0 51 5 51 5 1000V 1V 1...

Page 21: ...5 0 5 mV uA 40 Hz 1 kHz 3200 uA 1 uA 1 5 5 0 5 mV uA FUNCTION OVERLOAD INPUT COMMON MODE NORMAL MODE PROTECTION IMPEDANCE REJECTION RATIO REJECTION nominal 1 kfl unbalance V 1000V rms 10 MC in 120 dB...

Page 22: ...tes 2 sec Analog Display 31 segments updates 25 sec Operating Temperature 15 C to 55 C to 40 C for 20 minutes when taken from 20 C Storage Temperature 55 C to 85 C Temperature Coefficient 0 1 x specif...

Page 23: ...kg Protection Class II per IEC 348 and ANSI C39 5 80K 6 High Voltage Probe Voltage Range Input Impedance Division Ratio Accuracy DC to 500 Hz 500 Hz to 1 kHz Above 1 kHz 0 to 6 kV dc or peak ac 75 me...

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