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DC/AC MicroProbe Models K100 and K110

17

4.3.5 Oscilloscope Measurement Example

(K100)

• Conductor carrying a 2 A peak AC waveform
• Model K100 connected to oscilloscope

0

To Oscilloscope

Current Waveform

Oscilloscope

Output

• OFF

• 1 mV/mA

ON

OL

AEMC

I N S T R U M E N T S

®

DC/AC MicroProbe

Model K100

0

2.0 A

2.0 V

-2.0 V

Figure 9

4.3.6 Maximum Step Discontinuity Example

(K100)

•  Conductor carrying non-sinusoidal AC
•  Model K100 connected to oscilloscope
•  Maximum allowable step-discontinuity 2 A

0

To Oscilloscope

Current Waveform

Oscilloscope

Output

• OFF

• 1 mV/mA

ON

OL

AEMC

I N S T R U M E N T S

®

DC/AC MicroProbe

Model K100

0

2A

2.0 V

-2.0 V

-2A

Note: Step Discontinuities

Figure 10

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Summary of Contents for K100

Page 1: ...E N G L I S H DC AC Microprobe Models K100 K110 User Manual ENGLISH CURRENT PROBES WITH AEMC INSTRUMENTS ...

Page 2: ...03 749 6434 Fax 603 742 2346 This documentation is provided as is without warranty of any kind express implied or otherwise Chauvin Arnoux Inc has made every reasonable effort to ensure that this documentation is accurate but does not warrant the accuracy or completeness of the text graphics or other information contained in this documentation Chauvin Arnoux Inc shall not be liable for any damages...

Page 3: ...be requested at the time of purchase or obtained by returning the instrument to our repair and calibration facility for a nominal charge The recommended calibration interval for this instrument is 12 months and begins on the date of receipt by the customer For recalibration please use our calibration services Refer to our repair and calibration section at www aemc com Serial Catalog 1200 67 2111 7...

Page 4: ...10 14 4 2 INDICATOR LIGHTS GREEN AND RED LEDS 14 4 3 MODEL K100 OPERATION EXAMPLES 15 4 3 1 DC Current Measurement Example K100 15 4 3 2 DC Current Measurement Example Current Reversed K100 15 4 3 3 Two Wire Sum of Currents Example K100 16 4 3 4 Two Wire Current Differential Example K100 16 4 3 5 Oscilloscope Measurement Example K100 17 4 3 6 Maximum Step Discontinuity Example K100 17 4 4 MODEL K1...

Page 5: ...croProbe Models K100 and K110 5 5 MAINTENANCE 23 5 1 BATTERY INSTALLATION 23 5 2 CLEANING 24 5 3 REPAIR AND CALIBRATION 25 5 4 TECHNICAL AND SALES ASSISTANCE 25 5 5 LIMITED WARRANTY 26 5 5 1 Warranty Repairs 26 ...

Page 6: ...peration Indicates a risk of electric shock The voltage at the parts marked with this symbol may be dangerous This product complies with the Low Voltage Electromagnetic Compatibility European directives 73 23 CEE 89 336 CEE Definition of Measurement Categories CAT CAT IV corresponds to measurements performed at the primary electrical supply 1000 V Example primary overcurrent protection devices rip...

Page 7: ...before clamping the probe onto the sample under test ALWAYS inspect the instrument probe probe cable and output terminals prior to use Replace any defective parts immediately NEVER use the Model K100 K110 on electrical conductors rated above 300V CAT II EN61010 1 1 2 RECEIVING YOUR SHIPMENT Upon receiving your shipment make sure that the contents are consistent with the packing list Notify your di...

Page 8: ...utputs 1mV per mA of measured current The Model K110 outputs 10mV per mA of measured current To take advantage of the Model K100 high sensitivity best results are obtained through 4 1 2 digit or more DMM with a relative zero func tion The Model K110 was designed to provide the operator with enhanced low current linearity and accuracy but is limited to 450mA Peak current The Model K100 K110 always ...

Page 9: ...K100 FEATURES Figure 1 1 Positive Red banana plug 2 Negative Black banana plug 3 Power ON indicator green LED 4 OVERLOAD indicator red LED 5 Power switch 6 Zero adjust knob push in and turn to zero 7 Probe window aperture 8 Probe handle 8 7 1 2 3 4 5 6 ...

Page 10: ...K110 FEATURES Figure 2 1 Positive Red banana plug 2 Negative Black banana plug 3 Power ON indicator green LED 4 OVERLOAD indicator red LED 5 Power switch 6 Zero adjust knob push in and turn to zero 7 Probe window aperture 8 Probe handle 8 7 1 2 3 4 5 6 ...

Page 11: ... 100 µV DC to 3 kHz Frequency Response DC to 2 kHz 3 dB sine Zero Adjust 25 mA Rise Time 200 µS 10 to 90 Vout Fall Time 200 µS 90 to 10 Vout Output Impedance 200 Ω Probe Inductance 1 µH Influence of Adjacent Conductor 50 µA A K100 1 00 µA A K110 Influence of Earth s Field 120 µA null to maximum Overload LED Red Indicates momentary or continuous overload Power LED Green Indicates power ON and good ...

Page 12: ...a plugs standard 3 4 in 19 mm spacing Maximum Conductor Diameter 3 16 in 0 180 in 4 5 mm Cable Length 5 ft 1 5 m 3 4 SAFETY SPECIFICATIONS Working Voltage EN61010 1 300 V CAT II CE mark for Electromagnetic Compatibility Immunity EN 50082 1 IEC 1000 4 3 aptitude criteria A DC 15 mV 0 AC 60 Hz 2 dB from 10 mA to 4 5 A Emmissivity EN 50081 1 negligible Drop Test 1 m per IEC 1010 Shocks 100 G per IEC ...

Page 13: ...Model K100 2200 2000 1800 1600 1400 1200 1000 800 600 400 200 50 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 30 mA 3 0 A Frequency Hz Decibels dB Figure 3 Model K110 1600 1400 1200 1000 800 600 400 200 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 0 300 mA RMS Frequency Hz Decibels dB Figure 4 ...

Page 14: ...nable refer to Residual Readings Following Severe Overloads 4 6 the Model K100 K110 probe may be temporarily magnetized Clamp the probe around the conductor to be tested The displaying device should now display the measured conductor current In DC a positive reading indicates current flowing in the direction of the arrow on the probe A negative reading indicates current flow in the opposite direct...

Page 15: ...ection of the arrow Voltmeter placed in DC Volts mode Voltmeter displays 20 0 mV 20 mA DC PUSH DC Zero 20 0 mV A CV DC V Figure 5 4 3 2 DC Current Measurement Example Current Reversed K100 Conductor carrying 20 0 mADC in opposite direction of arrow Voltmeter placed in DC Volts mode Voltmeter displays 20 0 mV 20 mA DC PUSH DC Zero 20 0 mV A CV DC V Figure 6 ...

Page 16: ...s Voltmeter placed in DC Volts mode Voltmeter displays 18 0 mV PUSH DC Zero 18 0 mV A CV DC V 7 mA DC 11 mA DC Figure 7 4 3 4 Two Wire Current Differential Example K100 Two conductors in probe aperture note orientations Voltmeter placed in DC Volts mode Voltmeter displays 4 0 mV PUSH DC Zero 4 0 mV A CV DC V 7 mA DC 11 mA DC Figure 8 ...

Page 17: ...N OL AEMC I N S T R U M E N T S DC AC MicroProbe Model K100 0 2 0 A 2 0 V 2 0 V Figure 9 4 3 6 Maximum Step Discontinuity Example K100 Conductor carrying non sinusoidal AC Model K100 connected to oscilloscope Maximum allowable step discontinuity 2 A 0 To Oscilloscope Current Waveform Oscilloscope Output OFF 1 mV mA ON OL AEMC I N S T R U M E N T S DC AC MicroProbe Model K100 0 2A 2 0 V 2 0 V 2A No...

Page 18: ...0 mADC 15 0 mAAC Voltmeter placed in DC Volts mode Voltmeter displays 200 0 mV 15 mA AC 20 mA DC PUSH DC Zero 200 0 mV A CV DC V Figure 11 4 4 2 Measuring the AC Component of an AC DC Waveform K110 Conductor carrying 20 0 mADC 15 0 mAAC Voltmeter placed in AC Volts mode Voltmeter displays 150 0 mV PUSH DC Zero 150 0 mV A CV DC V 15 mA AC 20 mA DC Figure 12 ...

Page 19: ... 13 4 5 TIPS FOR MAKING PRECISE MEASUREMENTS The Model K100 K110 is capable of making measurements of DC and low frequency currents over a wide range Here are some key considerations for getting the most accuracy from your displaying instrument When using the Model K100 K110 with a meter it is important to select the range that provides the best resolution Failure to do this may result in measurem...

Page 20: ... V 2V 20 0 m V Resolution 10mV Display Error 19 8 Resolution 1mV Display Error 1 8 Resolution 100µV Display Error 0 Figure 14 Model K110 PUSH DC Zero 2 0 V 2V 20 0 m V PUSH DC Zero 2 0 V 2V 20 0 m V PUSH DC Zero 2 0 V 2V 20 0 m V Resolution 10mV Display Error 1 8 Resolution 1mV Display Error 0 Resolution 100µV Display Error 0 16 7mA Figure 15 ...

Page 21: ...sure AC currents keep in mind the maximum current ratings and the frequency response curves shown in the electrical specifications section Dynamic currents that contain large step discontinuities and or frequency constituents near or beyond the measurement passband are subject to measurements errors and waveform distortion oscilloscope display If the red LED comes on during measurement the MicroPr...

Page 22: ...side the operating range of the Model K100 K110 may cause large residual readings In extreme cases the Model K100 K110 will not zero If this happens Remove the probe from the test conductor Open the probe and release allowing the jaws to snap back Repeat this step several times Rezero the instrument before making successive measurements ...

Page 23: ...case 5 1 BATTERY INSTALLATION Your Model K100 K110 has been shipped with a new 9 V battery installed To replace the battery Remove probe from any conductor and place it away from any active conductors circuitry etc Unplug electronic module from display device e g DMM oscilloscope Remove the screws from the bottom cover of the electronic module Replace battery with a new 9 V alkaline type Replace b...

Page 24: ...s of isopropyl alcohol to an ordinary sheet of white photocopy paper 2 Open probe to expose the mating surfaces of the sensor and insert the sheet of paper into the jaws Allow the jaws to close 3 With the jaws closed pull free the end of the paper through the jaws until it releases 4 Repeat step 3 several times using a new dry section of paper each time 5 Open probe and inspect mating surfaces The...

Page 25: ...he outside of the shipping container If the instrument is returned for calibration we need to know if you want a standard calibration or a cali bration traceable to N I S T includes calibration certificate plus recorded calibration data Ship To Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA Phone 800 945 2362 Ext 360 603 749 6434 Ext 360 Fax 603 742 2346 E mail repai...

Page 26: ... your warranty registration information on file or a proof of purchase AEMC Instruments will repair or replace the faulty material at our discretion REGISTER ONLINE AT www aemc com warranty html 5 5 1 Warranty Repairs What you must do to return an Instrument for Warranty Repair First send an email to repair aemc com requesting a Customer Service Authorization Number CSA from our Service Department...

Page 27: ...DC AC MicroProbe Models K100 and K110 27 NOTES ...

Page 28: ...AEMC Instruments 15 Faraday Drive Dover NH 03820 USA Phone 603 749 6434 800 343 1391 Fax 603 742 2346 www aemc com 03 23 99 MAN 100091 v16 Chauvin Arnoux Inc d b a AEMC Instruments All Rights Reserved ...

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