AEMC 205 User Manual Download Page 12

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PEAK-

Minimum peak value

Balanced total 3-phase power measurement

Volt

Hertz

Watt

Ampere

Percentage

Ohm

Milli- prefix

Kilo- prefix

var

Reactive power

Apparent power

Power factor

THDf

Total harmonic distortion with respect to the fundamental

THDr

Total harmonic distortion with respect to the true RMS

value of the signal.

Phase order indication

Lead resistance compensation

Continuity test

Diode test

Auto Power Off disabled

Low battery indicator

The display of “

rdy

”, for “ready”, indicates that the device is ready (Phase Order

Indication function).

1.3.2 Measurement Capacity Exceeded (OL)

The

(Over Load) symbol is displayed when the display capacity is exceeded.

Summary of Contents for 205

Page 1: ...205 POWER CLAMP ON METER User Manual ENGLISH ...

Page 2: ...2 ...

Page 3: ... USE 20 3 1 INSTALLING THE BATTERIES 20 3 2 TURNING THE CLAMP ON METER ON 20 3 3 TURNING THE CLAMP ON METER OFF 20 3 4 CONFIGURATION 20 3 4 1 Configuring the Maximum Resistance for Continuity 21 3 4 2 Auto Power OFF 21 3 4 3 Configuring the Threshold for True InRush Measurement 21 3 4 4 Default Configuration 22 3 5 VOLTAGE MEASUREMENT V 22 3 6 CONTINUITY TEST 23 3 6 1 Lead Resistance Compensation ...

Page 4: ...ty Measurement 39 4 2 9 Resistance Measurement 39 4 2 10 Diode test 39 4 2 11 Active DC Power Measurements 40 4 2 12 Active AC Power Measurements 40 4 2 13 Active AC DC Power Measurements 41 4 2 14 Measurement of Apparent AC Power 42 4 2 15 Measurement of Apparent AC DC Power 42 4 2 16 Measurement of Reactive AC Power 42 4 2 17 Measurement of reactive AC DC power 43 4 2 18 Calculation of the Power...

Page 5: ... instrument in all cases where this symbol is marked Risk of electric shock The voltage at the parts marked with this symbol may be dangerous Refers to a type A current sensor This symbol signifies that application around and removal from HAZARDOUS LIVE conductors is permitted 9V battery The CE marking indicates compliance with European directives Double insulation or reinforced insulation In the ...

Page 6: ...ed Before each use check the condition of the insulation on the leads housing and accessories Any element of which the insulation is deteriorated even partially must be set aside for repair or scrapped Use leads and accessories rated for voltages and categories at least equal to those of the instrument If not an accessory of a lower category lowers the category of the combined Clamp accessory to t...

Page 7: ...onsistent with the packing list Notify your distributor of any missing items If the equipment appears to be damaged file a claim immediately with the carrier and notify your distributor at once giving a detailed description of any damage Save the damaged packing container to substantiate your claim ORDERING INFORMATION Clamp on Meter Model 205 Cat 2139 40 Includes set of 2 5 ft 1 5m needle tip col...

Page 8: ...e measurement Frequency measurement Measures harmonic distortion THD Continuity test with buzzer Resistance measurement Diode test Power measurements W VA var and PF Phase order indication Item Designation See 1 Jaws with centering marks see connection principles 3 5 to 3 12 2 Physical Guard 3 Rotary Function Switch 1 1 4 Function Buttons 2 5 Backlit Display 1 3 6 Input Terminals 1 4 7 Trigger Fig...

Page 9: ...re 2 The Function Rotary Switch Item Function See 1 OFF mode Turns the clamp on meter off 3 3 2 AC DC AC DC voltage measurement V 3 5 3 Continuity test Resistance measurement Ω Diode test 3 6 3 7 3 8 4 AC DC AC DC current measurement A 3 9 5 Power measurements W var VA and calculation of the power factor PF AC DC AC DC 3 11 6 Phase rotation order indicator 3 12 1 2 3 4 5 6 ...

Page 10: ...type of measurement and configuration functions AC DC AC DC Selection of single phase or 3 phase measurement 2 2 3 Enables disables display backlighting 2 3 4 Enables disables the MAX MIN PEAK mode Enables disables the True InRush mode in current measurement A 2 4 5 Performs Frequency measurements Hz and selects measurement of harmonic distortion THD Display of the powers W VA var and PF 2 5 6 Act...

Page 11: ...r measurements 3 11 2 6 Selected resistance mode display 1 1 7 Low battery indication 5 3 1 3 1 Display Symbols Symbol Designation AC Alternating current or voltage DC Direct current or voltage AC DC Alternating and direct current or voltage REL Relative value with respect to a reference Ref Reference value Storage of the values and display hold Max Maximum DC or RMS value Min Minimum DC or RMS va...

Page 12: ...spect to the fundamental THDr Total harmonic distortion with respect to the true RMS value of the signal Phase order indication Lead resistance compensation Continuity test Diode test Auto Power Off disabled Low battery indicator The display of rdy for ready indicates that the device is ready Phase Order Indication function 1 3 2 Measurement Capacity Exceeded OL The OL Over Load symbol is displaye...

Page 13: ...13 1 4 THE TERMINALS The terminals are used as follows 1 2 Figure 5 The Terminals Item Function 1 COM black Input Terminal Jack 2 Positive red Input Terminal Jack ...

Page 14: ...is used to Store and look up the last values acquired specific to each function V A Ω W according to the specific modes previously activated MAX MIN The present display is then maintained while the detection and acquisition of new values continues Perform automatic lead resistance compensation see 3 6 1 Perform automatic zero correction in ADC AC DC and WDC AC DC see 3 9 2 NOTE This button is inva...

Page 15: ... on Function short Selects AC DC or AC DC Depending on your choice the screen displays AC DC or AC DC Cycles through the continuity Ω and diode test modes and returns to the continuity test Resets the measurement process for the phase order indication function long 2 sec Displays the total 3 phase power of a balanced system is displayed Press again to return to the display of the single phase powe...

Page 16: ...display of the present measurement without exiting from the mode the values already detected are not erased NOTE The MAX MIN PEAK or PEAK symbols are all displayed but only the symbol of the measurement selected blinks Example If MIN has been selected MIN blinks and MAX PEAK PEAK are lit steadily Activates the detection of MAX MIN values Displays the MAX or MIN value successively Returns to the di...

Page 17: ...n long 2 sec First press Enters the True InRush mode Inrh is displayed for 3s the backlighting blinks The triggering threshold is displayed for 5s the backlighting is steady is displayed and the A symbol flashes backlighting turns off After detection and acquisition the InRush current measurement is displayed after the calculations stage backlighting off NOTE The A symbol flashes to indicate surve...

Page 18: ...or PF The frequency of the signal The active power W long Enters or exits from the level of harmonics THD calculation and display mode then short Selects THDf THDr or the frequency of the fundamental 2 5 2 The Hz Function Activation of the HOLD Mode Successive presses on Function Holds the last frequency reading Successively displays the last held frequency then the voltage or the current Displays...

Page 19: ...to store then display the reference value The ΔRef symbol is displayed Displays the differential value current value reference The ΔREL symbol is displayed Displays the relative value in current value reference The ΔREL and symbols are displayed Displays the reference The ΔRef symbol is displayed Displays the current value The ΔRef symbol blinks long 2 sec Exits from the ΔREL mode NOTE The Relativ...

Page 20: ...for a few seconds see 1 3 then the screen of the function chosen is displayed The clamp on meter is now ready to make measurements 3 3 TURNING THE CLAMP ON METER OFF The clamp on meter can be turned off in two ways Manually Turn the switch to the OFF position Automatically After ten minutes with no activity the instrument will turn OFF Thirty 30 seconds before the device is switched off an audible...

Page 21: ...wing 1 In the OFF position hold the button down while turning the switch to until the full screen display ends and a beep is emitted The symbol is displayed 2 When the button is released the device is in the voltmeter function in the normal mode 3 To return to Auto Power Off turn the clamp on meter OFF and then back ON again 3 4 3 Configuring the Current Threshold for True InRush Measurement To co...

Page 22: ...on meter emits a double beep then all of the digital symbols of the screen are displayed until the yellow button is released The default parameters are then restored Continuity detection threshold 40Ω True InRush triggering threshold 10 3 5 VOLTAGE MEASUREMENT V To measure voltage proceed as follows 1 Set the switch to 2 Connect the black lead to the COM terminal and the red lead to the terminal 3...

Page 23: ...the symbol is displayed 2 Connect the black lead to the COM terminal and the red lead to the terminal 3 Connect the test probes or the alligator clips to the circuit or component to be measured An audible signal is emitted if there is continuity resistance value is below the maximum threshold see 3 4 1 and the measured value is displayed on the screen ...

Page 24: ...splayed is stored NOTE The correction value is stored only if it is 2Ω Above 2Ω the value displayed blinks and is not stored 3 7 RESISTANCE MEASUREMENT Ω Warning Before making a resistance measurement make sure that the circuit is off and all capacitors have been discharged 1 Set the switch to and press the yellow button The Ω symbol is displayed 2 Connect the black lead to the COM terminal and th...

Page 25: ... meter The arrow on the jaws of the clamp on meter see the diagram below should point in the presumed direction of current flow from the generator to the load Make sure that the jaws have closed correctly after clamping around the conductor NOTE The measurement results are optimal when the conductor is centered in the jaws aligned with the centering marks The device selects AC or DC automatically ...

Page 26: ...e correction value will be exact Press the button until the device emits a double beep and displays a value near 0 The correction value is stored until the clamp is powered down NOTE The correction is effected only if the value displayed is 10A otherwise the value displayed blinks and is not stored The clamp must be recalibrated see 5 3 Step 2 Make a Measurement 1 The switch is set to Select DC or...

Page 27: ...ayed along with the triggering threshold The clamp then awaits detection of the True InRush current is displayed and the A symbol flashes 3 After detection and acquisition for 100 ms the RMS value of the True InRush current is displayed Pressing the button will display the PEAK PEAK values subsequently 4 A long press on the button or a change of function on the rotary switch will exit the True InR...

Page 28: ...1 Set the switch to and select VA var or PF by pressing the button until the desired choice is reached 2 The device automatically displays AC DC To select AC DC or AC DC press the yellow button until the desired choice is reached 3 Connect the black lead to the COM terminal and the red lead to the terminal 4 Connect the test probes or the alligator clips of the black lead on the neutral N then tho...

Page 29: ...e circuit as follows If the red lead is connected and the black lead is connected then the clamp is on the conductor To the L1 phase to the L2 phase of the L3 phase To the L2 phase to the L3 phase of the L1 phase To the L3 phase to the L1 phase of the L2 phase NOTE The arrow on the jaws of the clamp see the diagram below must point in the presumed direction of flow of the current from the source t...

Page 30: ...ed the device emits a beep and displays the Err Hz or ErrV message The symbol flashes then the rdy message is displayed on the screen Repeat the procedure from Step 4 Step 2 Determining the Measurement Period 1 Within the next 10 seconds apply the test probe to the presumed L3 phase The MEAS symbol blinks on the display as soon as the L2 phase is disconnected The device is now in the calculation p...

Page 31: ... displayed 6 Select AC or AC DC by pressing the yellow button until the desired choice is reached 7 Connect the black lead to the COM terminal and the red lead to the terminal 8 Connect the test probes or the alligator clips to the circuit to be measured The measured value is displayed on the screen 3 13 2 Frequency Measurement A 1 Set the switch to and press the button The Hz symbol is displayed ...

Page 32: ...AC or AC DC by pressing the yellow button until the desired choice is reached 3 Connect the black lead to the COM terminal and the red lead to the terminal 4 Place the test probes or the alligator clips of the black lead on the neutral N and that of the red lead on the L phase 5 Clamp the jaws around the conductor to be measured The measurement is displayed on screen ...

Page 33: ... The THDf symbol is displayed To select THDr press the button again The THDr symbol is displayed To select the frequency of the fundamental press the button again The Hz symbol is displayed 2 Connect the black lead to the COM terminal and the red lead to the terminal 3 Place the test probes or the alligator clips on the terminals of the circuit to be measured The measurement is displayed on screen...

Page 34: ...34 The measurement is displayed on screen ...

Page 35: ...UNDER THE REFERENCE CONDITIONS Accuracy is expressed in x of the reading R y counts ct 4 2 1 DC Voltage Measurement Measurement Range 0 00 to 59 99V 60 0 to 599 9V 600V to 1000V 1 Specified Measurement Range 0 to 100 of the measurement range Accuracy 0 00 to 5 99V 1 R 10cts 6 00 to 59 99V 1 R 3cts 1 R 3cts Resolution 0 01V 0 1V 1V Input Impedance 10MΩ Note 1 The display indicates OL above 2000V an...

Page 36: ...orced to show on the display Specific Specifications in MAX MIN mode from 10Hz to 1kHz and from 0 30V in AC Accuracy add 1 R to the values of the table above Capture of the extreme approximately 100ms 4 2 3 AC DC Voltage Measurement Measurement Range 2 0 15 to 59 99V 60 0 to 599 9V 600V to1000V RMS 1 1400V peak Specified Measurement Range 0 to 100 of the measurement range Accuracy 0 15 to 5 99V 1 ...

Page 37: ...ge Accuracy 2 zero corrected 1 R 10cts 1 R 3cts Resolution 0 01A 0 1A 1A Note 1 The display indicates OL above 1800A and OL below 1800A in REL mode The and signs are displayed Note 2 The residual current at zero depends on the remanence It can be corrected by the DC zero function of the HOLD button 4 2 5 AC Current Measurement Measurement Range 2 0 15 to 59 99A 60 0 to 599 9A 600A 1 Specified Meas...

Page 38: ...of the measurement range 0 15A is forced to show on the display Specific Specifications in MAX MIN mode from 10Hz to 1kHz and from 0 30A in AC Accuracy add 1 R to the values in the tables above PEAK capture time 1ms min to 1 5ms max Specific characteristics in PEAK mode in current from 10Hz to 1kHz in AC and AC DC Accuracy add 1 5 R 0 5A to the values in the tables above PEAK capture time 1ms min ...

Page 39: ...Ω 10Ω Open circuit Voltage 3 6V Measurement Current 550µA 100µA 10µA Note 1 Above the maximum display value the display unit indicates OL The and signs are not managed Specific Specifications in MAX MIN mode Accuracy add 1 R to the values of the table above Capture of the extreme approximately 100ms 4 2 10 Diode test Measurement Range 0 000 to 3 199VDC Specified Measurement Range 1 to 100 of the m...

Page 40: ...9kW 600kW 1 Specified Measurement Range 1 to 100 of the measurement range 0 to 100 of the measurement range Accuracy 3 2 R 10cts 2 R 3cts Resolution 1W 10W 100W 1000W Note 1 Bandwidth in AC in voltage 3kHz in current 3kHz Notes 2 and 3 of the previous apply Note 4 Any power measured less than 5W is regarded as zero and causes the display of dashes If the voltage is less than 0 15V or if the curren...

Page 41: ...5 for 30 THD 40 4 2 13 Active AC DC Power Measurements Measurement Range 2 4 5 to 5999W 6 00 to 59 99kW 60 0 to 599 9kW 600 to 900kW 1 Specified Measurement Range 1 to 100 of the measurement range 0 to 100 of the measurement range Accuracy 3 2 R 10cts 2 R 3cts Resolution 1W 10W 100W 1000W Note 1 Bandwidth in AC in voltage 3kHz in current 3kHz Notes 2 3 4 5 6 and 7 of the previous apply Consumed Ge...

Page 42: ...Accuracy 3 2 R 10cts 2 R 3cts Resolution 1VA 10VA 100VA 1000VA Note 1 Display of OL above 900kVA in single phase 1000V x 900A Bandwidth in AC in voltage 3kHz in current 3kHz Notes 2 3 and 4 of the previous apply 4 2 16 Measurement of Reactive AC Power Measurement Range 2 4 5 to 5999 var 6 00 to 59 99 kvar 60 0 to 599 9 kvar 600 kvar 1 Specified Measurement Range 1 to 100 of the measurement range 0...

Page 43: ...ctive AC DC Power Measurement Range 2 4 5 to 5999 var 6 00 to 59 99 kvar 60 0 to 599 9 kvar 600 to 900 kvar 1 Specified Measurement Range 1 to 100 of the measurement range 0 to 100 of the measurement range Accuracy 3 7 2 R 10cts 2 R 3cts Resolution 1 var 10 var 100 var 1 kvar Note 1 Display of OL above 900 kvar in single phase 1000V x 900A Bandwidth in AC in voltage 3kHz in current 3kHz Notes 2 3 ...

Page 44: ...F sign inductive system Cos Φ sign Quadrant 4 Power factor PF sign inductive system Cos phi sign Specific characteristics in MAX MIN mode from 10Hz to 1kHz Accuracy add 1 R to the values in the table above Capture time approximately 100ms 4 2 19 Frequency Measurements 4 2 19 1 Voltage Measurement Range 1 5 0 to 599 9Hz 600 to 5999Hz 6 00 to 19 99kHz Specified Measurement Range 1 to 100 of the meas...

Page 45: ...ange Accuracy 5 R 2cts in voltage 5 R 5cts in current Resolution 0 1 4 2 21 Specifications in THDf Measurement Range 0 0 to 1000 Specified Measurement Range 0 to 100 of the measurement range Accuracy 5 R 2cts in voltage 5 R 5cts in current Resolution 0 1 Note The display is if the input signal is too low V 5V or I 6A or if the frequency is less than 5Hz Specific characteristics in MAX MIN mode in ...

Page 46: ...Acceptable level of harmonics in voltage 10 4 3 ENVIRONMENTAL CONDITIONS Conditions Operating Storage Temperature 4 to 131 F 20 to 55 C 40 to 158 F 40 to 70 C Relative humidity RH 90 up to 131 F 55 C 90 up to 158 F 70 C 4 4 MECHANICAL SPECIFICATIONS Housing Rigid polycarbonate shell with over molded elastomer covering UL94 V1 Jaws Polycarbonate Opening 1 3 34mm Clamping diameter 1 3 34mm Screen LC...

Page 47: ...TERNATIONAL STANDARDS Electric safety Compliant with standards IEC 61010 1 IEC 61010 2 30 and IEC 61010 2 32 1000V CAT III or 600V CAT IV Electromagnetic compatibility Compliant with standard EN 61326 1 Classification residential environment Mechanical strength Free fall 2m in accordance with standard IEC 68 2 32 Level of protection of the housing IP40 per standard IEC 60529 ...

Page 48: ... kHz 1 kHz to 3 kHz 10 Hz to 400 Hz 400 Hz to 2 kHz V A 1 R 1 ct 8 R 1 ct 1 R 1 ct 4 R 1 ct 1 R 1 ct 9 R 1 ct 1 R 1 ct 5 R 1 ct Position of the conductor in the jaws f 400 Hz Any position on the internal perimeter of the jaws A W 2 R 4 R 1 ct Adjacent conductor carrying a current of 150 A DC or RMS Conductor touching the external perimeter of the jaws A W 42 dB 35 dB Conductor enclosed by the clam...

Page 49: ...th a damp cloth and dry quickly using a dry cloth or forced air Dry completely before putting back into use 5 3 REPLACEMENT OF THE BATTERIES The symbol indicates that the batteries are low When this symbol appears on the display unit the batteries must be replaced The measurements and specifications are no longer guaranteed To replace the batteries proceed as follows 1 Disconnect the measurement l...

Page 50: ...ation certificate plus recorded calibration data Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA Tel 800 945 2362 Ext 360 603 749 6434 Ext 360 Fax 603 742 2346 or 603 749 6309 repair aemc com Or contact your authorized distributor Costs for repair standard calibration and calibration traceable to N I S T are available NOTE All customers must obtain a CSA before return...

Page 51: ...ur warranty registration information on file or a proof of purchase AEMC Instruments will at its option repair or replace the faulty material REGISTER ONLINE AT www aemc com 9 WARRANTY REPAIRS What you must do to return an Instrument for Warranty Repair First request a Customer Service Authorization Number CSA by phone or by fax from our Service Department see address below then return the instrum...

Page 52: ...Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA www aemc com 99 MAN 100421 v1 11 15 ...

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