MPB CCM User Manual Download

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MPB S.r.l.

Tel +39 0641200744

Via Giacomo Peroni 400/402

Fax +39 0641200653

00131 ROMA (RM)

[email protected]

www.gruppompb.com

User Manual

CCM

Contact Current

Meter

Updated to Firmware Version:

CCM V1.06

Manual Version:

V1.14

Summary of Contents for CCM

Page 1: ... Tel 39 0641200744 Via Giacomo Peroni 400 402 Fax 39 0641200653 00131 ROMA RM info gruppompb com www gruppompb com User Manual CCM Contact Current Meter Updated to Firmware Version CCM V1 06 Manual Version V1 14 ...

Page 2: ...ere the worker is operating in Please use the device only after checking the presence and valid ity of the safety devices e g breakers di erential switches and the conformity of the grounding MPB disclaims any responsibility for a di erent use of the device For safety reasons the GROUND PLANE mode measurement whose expla nation will be detailed in the following chapters MUST always be done before ...

Page 3: ...complies with the following European Standards Safety CEI EN 61010 1 undated reference applies to all editions EMC EN 61326 1 undated reference applies to all editions This product complies with the essential requirements of the Low Voltage Directive 2014 35 EU EMC directive 2014 30 EU and with the RoHs Directive 2011 65 EU MPB S r l USER MANUAL V1_14 CCM EN III ...

Page 4: ...IV USER MANUAL V1_14 CCM EN ...

Page 5: ...cations 6 2 Principle of operation 9 2 1 Logic Schema 9 2 2 Measurements 10 2 3 Contact Current 10 2 4 Safety 11 3 CCM Usage 13 3 1 Turn On 13 3 2 First Use 14 3 3 Standby Screen 16 3 4 Hand or GP 16 3 5 Bandwidth Total 18 3 6 Built in self test 19 3 7 CCM Menu 21 3 7 1 Regulation limits 22 3 7 2 Beep on press 22 3 7 3 Alarm 22 3 7 4 Auto OFF 23 3 7 5 Date Time 24 3 7 6 Contrast 25 3 7 7 Clear Dat...

Page 6: ...ction 31 5 2 Description 32 5 3 Composition 32 5 4 Kit Case 33 6 JIG Functioning 35 6 1 Equipment 35 6 2 Install the CCM on the JIG 36 6 3 Ground Plane Test 38 6 4 Hand Test 39 6 5 Certi cate Measurements 40 6 5 1 Low Band 40 6 5 2 Medium Band 40 6 5 3 High Band 41 Figures List 44 VI USER MANUAL V1_14 CCM EN ...

Page 7: ...Chapter 1 General Information Figure 1 1 CCM 1 ...

Page 8: ...he instrument and resistance for closing the circuit on the ground and it can work without a cable making use of the impedance level of the user through the conductive area on the handle In the next chapters we will go more deeply into this subject 1 3 Composition 1 3 1 Standard Con guration Rigid Case CCM 1 5 V Batteries 2 pcs RG316 Cable length 3 m sma M sma M Body Simulation Impedance Z 2251 Gr...

Page 9: ...eral Information 1 3 2 Optional Kit CCM JIG Kit including Calibration JIG Standard resistance R45 Cable length 1 m N M sma M 1 3 3 Optional Item IEC 60990 Body Simulation Impedance USER MANUAL V1_14 CCM EN 3 ...

Page 10: ...1 General Information 1 4 Front In Figure 1 2 is shown the CCM front panel On O switch Micro USB connector Keyboard Figure 1 2 CCM front 4 USER MANUAL V1_14 CCM EN ...

Page 11: ...1 General Information 1 5 Rear In Figure 1 3 is shown the CCM rear panel Measure Tip Measure trigger Ground connector Figure 1 3 CCM rear USER MANUAL V1_14 CCM EN 5 ...

Page 12: ... mA Ty Damage level 500 Resolution 1 nA Dynamic range 25kHz 50 dB Linearity error 25kHz 10 200 1 dB High band CCM 100 kHz 110 MHz CCM A 100 Khz 10 MHZ Level range 0 4 120 mA ICNIRP limit 40 mA Damage level 300 mA Resolution 10 nA Dynamic range 10MHz 50 dB Linearity error 10MHz 12 120 mA 1 dB Input signal attenuation 200 MHz 7 dB 300 MHz 18 dB 400 MHz 31 dB 500 MHz 3 GHz 45 dB Input signal attenuat...

Page 13: ...2013 35 EU CCM A Operating Temperature 10 C to 40 C Power supply Battery 2pcs AA Alkaline Operation 48 Hours Dimension 205 90 45 mm Weight 200 g Recommended calibration interval 24 months Built in self test Safety front end functionality test USER MANUAL V1_14 CCM EN 7 ...

Page 14: ...1 General Information 8 USER MANUAL V1_14 CCM EN ...

Page 15: ...Schema The schema shown in Figure 2 1 describes the CCM work ow Hand Low Band Filter true RMS detector Display Ground Plane Medium Band Filter true RMS detector A D µP MEM USB Tip High Band Filter true RMS detector Figure 2 1 CCM Block Diagram 9 ...

Page 16: ...g a lightning while the natural magnetic elds are those that are found in nature such as the terrestrial one that orients the compass needle North South The electric and magnetic arti cial elds are produced by arti cial devices and systems such as electrical equipment or systems for the distribution of electricity The electromagnetic eld can be de ned as a physical phenomenon resulting from the si...

Page 17: ...d security it is absolutely mandatory to make sure that when performing GP measurements the cover provided with the instruments wraps it like in the picture below the plate is set in the same position as the operator s and the impedance is connected to the plate connector and not to the CCM For more details please scroll down to 3 4 Figure 2 2 GP cover USER MANUAL V1_14 CCM EN 11 ...

Page 18: ...2 Principle of operation 12 USER MANUAL V1_14 CCM EN ...

Page 19: ...ogo and the rmware version Figure 3 1 After a few seconds a warning message will appear as in Figure 3 2 and users have to declare to have read this manual and to be aware of the risks involved during the current measurement In case of negative answer by pressing DENY the device will automatically turn o 13 ...

Page 20: ...the instruction by pressing the trigger again the device will select the relay and active the WAIT mode which indicates that the device is loading In the end the message READY is displayed Before pressing the trigger again the operator will have to wait for the appearance of the READY message on the screen Figure 3 4 From this moment on the device is ready to perform the test in real time So in or...

Page 21: ...ement the operator will be warned by an acoustic signal if enabled and simultaneously by a brighter display illumination All measures are automatically stored by the CCM In both modes the measuring tip of the CCM must never be removed from the equipment under test USER MANUAL V1_14 CCM EN 15 ...

Page 22: ...raph there are two di erent measurement modes HAND for measurements that use the body impedance of the operator as a reference GP or GROUND PLANE for measurements that concern the supplied metal plate with a standardized impedance as a reference The State indicates to the user whether the device is ready to make a measurement or not 3 4 Hand or GP Please remember that the GP measurement mode does ...

Page 23: ...it can be GP or HAND allows the user to choose which circuit to use for the measurement Figure 3 6 It is mandatory to measure with the Ground Plane before doing the HAND measurement so that in extreme cases a high current will simply discharge on the ground In the Hand measurement mode the CCM will instead consider the real impedance value of the human body Figure 3 6 Hand or GP USER MANUAL V1_14 ...

Page 24: ...y bands or selective measurement with the nal result expressed in mA TOTAL Overall view of the measured value in percentage compared to the ICNIRP limit TOTAL MAX LF MF HF You can nd below the formulas for LF MF and HF Figure 3 7 BW T LF t valLF mA t 1 mA 100 MF t valMF mA t 0 4 mA kHz fkHz 100 HF t valHF mA t 40 mA 100 18 USER MANUAL V1_14 CCM EN ...

Page 25: ... test Before any rst Ground Plane measurement before switching from Ground Plane to Hand mode and vice versa back from Hand mode to Ground Plane mode the CCM will perform a test to verify the front end functionality of the instrument In case the test is not passed a Contact Service fault message will appear WARNING in case of such message the instrument cannot be used and it will be mandatory to s...

Page 26: ...3 CCM Usage Figure 3 8 Flow Chart 20 USER MANUAL V1_14 CCM EN ...

Page 27: ...3 CCM Usage Figure 3 9 Built in Self test Figure 3 10 GP Hand switching 3 7 CCM Menu The next part of the manual sequentially shows the possible con gurations of the device USER MANUAL V1_14 CCM EN 21 ...

Page 28: ...ey To change this setting enter the page by pressing the key SET as in Figure 3 12 3 7 3 Alarm Scrolling back the menu always using the NEXT key the third page displayed is the alarm page This happens when the SET key is pressed as shown in Figure 3 13 By default the alarm is disabled while when pressing the UP key the value is incremented by 5 until it reaches the maximum warning threshold of 300...

Page 29: ... Through this setting the user can decide how long after inaction it will take before the device will automatically shutdown This is the fourth page of the menu and in Figure 3 14 you can see how also on this page the left and center key change USER MANUAL V1_14 CCM EN 23 ...

Page 30: ...ge the date and time of the device Fig ure 3 15 It is important that this information is correct because the results of the measurements in the downloaded data csv le generated by the device are associated with the day and time of the measurements The changes of the elds are carried out using the keys UP and DOWN and will follow the sequential order of day month year hours minutes and seconds 24 U...

Page 31: ...eys UP and DOWN By default an intermediate value is already set 3 7 7 Clear Data In this menu the operator has the possibility to delete all the data stored in the internal memory If measurements from the previous session have remained it is possible to clean the memory without a PC The Figure 3 17 shows how this functionality works USER MANUAL V1_14 CCM EN 25 ...

Page 32: ...3 CCM Usage Figure 3 16 Contrast Figure 3 17 Clear Data 26 USER MANUAL V1_14 CCM EN ...

Page 33: ...necting your device it must be already turned on At the rst connection through the USB Micro USB cable supplied with the instrument the CCM will be recognized by the PC as a mass storage device Figure 6 7 For this reason there is no need for special drivers because drivers self installed by Windows OS will be ready to use Figure 4 1 Installing If your PC has enabled the autoPlay the next window ap...

Page 34: ...re speci cally the stored data are ordered as follows Date Time Total value Measurement expressed in For workers Total value Measurement expressed in For general public Value in mA from the Low Filter Value in mA from the High Filter Measurement made through HAND or GP To correctly display the date and time the format to enter is dd mm yyyy hh mm ss 28 USER MANUAL V1_14 CCM EN ...

Page 35: ...separator is the point and the digit grouping symbol is a comma In case of visualization issues please change the Language and re gion setting in the control panel This le opened with MS Excel will appear as in Figure 4 3 Figure 4 3 Data dump USER MANUAL V1_14 CCM EN 29 ...

Page 36: ...4 Data Download 30 USER MANUAL V1_14 CCM EN ...

Page 37: ...IG General Information Figure 5 1 CCM and JIG 5 1 Introduction The JIG was designed to standardize the CCM calibration procedure and give the nal user the possibility to perform calibration whenever he needs to 31 ...

Page 38: ...During that the user will have to subject the device to RF signals using the special connectors on the JIG or on the CCM itself 5 3 Composition The CCM with the JIG option comes with Rigid Case CCM 1 5 V batteries 2 pcs RG316 Cable length 3 m sma M sma M Body Simulation Impedance Z 2251 Ground Plane Plate dimensions 360 x 239 mm Ground Plane cover USB Key with User Manual Data Sheet Calibration Ce...

Page 39: ...5 JIG General Information 5 4 Kit Case In Figure 5 2 is shown the complete Kit for the CCM GP Compartment CCM JIG lock JIG R45 and Z 2251 Batteries Figure 5 2 Case USER MANUAL V1_14 CCM EN 33 ...

Page 40: ...5 JIG General Information In Figure 5 3 is shown the inner compartment of the case Ground Plane Thickness Figure 5 3 Case Compartment 34 USER MANUAL V1_14 CCM EN ...

Page 41: ...ignal generator a N sma cable as in Figure 6 1 and a R45 resistance will be used 6 1 Figure 6 1 Cable and resistance The CCM has an inner resistance of 5 Ohm and since almost all the signal generators are adapted for 50 Ohm 45 Ohm must be added to the load assem bling the resistance included on the sma attack of the cable The connector must be plugged to the generator In the next paragraphs we wil...

Page 42: ...IP from the CCM simply by sliding it out as shown in Figure 6 2 a CCM TIP b unplug the TIP c CCM TIP unplugged Figure 6 2 Remove the TIP Now the device is ready to be installed on the JIG Set the JIG base near your signal generator and plug the CCM on the JIG through the TIP connector as in Figure 6 3 Figure 6 3 Set Up the JIG 36 USER MANUAL V1_14 CCM EN ...

Page 43: ...knobs so that the HAND plate will be connected to the lock sma connector the result is shown in Figure 6 4 tighten Figure 6 4 Set Up the JIG It s important to tighten the knobs on the basis just to ensure a good con ductivity between the metal JIG and its lock plate USER MANUAL V1_14 CCM EN 37 ...

Page 44: ... 5 Ground Plane Plug We can now turn on the device and set up the Ground Plane mode Once the signal generator is con gured and operating you can pull the trigger and perform the measurement 1 turn on the device under test and wait for the READY wording 2 plug the R45 adapter to the SMA connector in the GP input 3 plug the SMA N cable to the adapter and to the signal generator 4 set the generator o...

Page 45: ...desired signal When ready please pull the trigger to perform the measure 1 turn on the device under test and wait for the READY wording 2 plug the R45 adapter to the SMA connector in the JIG input 3 plug the SMA N cable to the adapter and to the signal generator 4 set the generator on the appropriate level 5 switch to the HAND modality see Chapter 3 4 6 press the GET button to perform the measurem...

Page 46: ...hin this range we suggest to set the Bandwidth visualization mode in order to read the result in mA as well and not only in percentage compared to the limit 6 5 2 Medium Band In this band from 2 5 kHz to 100 kHz the limit for workers depends on the frequency with the following rule mA 0 4 f where f is expressed in kHz Within this frequency range the limit varies in function of the frequency of the...

Page 47: ...A Within the high frequencies range setting the frequency at 10 MHz and the power at 19 03 dBm you will obtain an outcome with accuracy of around 100 corresponding to a 40 mA Within this range we suggest to set the Bandwidth visualization mode in order to read the result in mA as well and not only in percentage compared to the limit USER MANUAL V1_14 CCM EN 41 ...

Page 48: ...6 JIG Functioning 42 USER MANUAL V1_14 CCM EN ...

Page 49: ...ng 15 3 5 First Use 16 3 6 Hand or GP 17 3 7 BW T 18 3 8 Flow Chart 20 3 9 Built in Self test 21 3 10 GP Hand switching 21 3 11 Limit 22 3 12 Beep on press 23 3 13 Alarm 23 3 14 Auto O 24 3 15 Date Time 25 3 16 Contrast 26 3 17 Clear Data 26 4 1 Installing 27 4 2 Access Data 28 4 3 Data dump 29 5 1 CCM and JIG 31 5 2 Case 33 5 3 Case Compartment 34 6 1 Cable and resistance 35 43 ...

Page 50: ...LIST OF FIGURES 6 2 Remove the TIP 36 6 3 Set Up the JIG 36 6 4 Set Up the JIG 37 6 5 Ground Plane Plug 38 6 6 Hand Plug 39 6 7 Formula 40 44 USER MANUAL V1_14 CCM EN ...

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