Digital Multimeter Model C.A 5240
Contents
1. Hz 100 Hz 1 kHz 10kHz 100 kHz 2 400 kHz Resolution 0 01 Hz 0 1 Hz 1 Hz 10 Hz 100 Hz 9 i Accuracy 0 1 reading 10 counts 4 counts 10 counts Permitted overload 500 V rms and 750 V peak Operating a at 500 V range 1 1 Trigger threshold gt 500 mV from 1 Hz to 100 kHz gt 1 5 V from 100 kHz to 500 kHz 5 CONTINUITY AND RESISTANCE A Never test a resistance on a live circuit HH Plug the leads into the multimeter and connect to the terminals of the circuit or component to be tested E Put the switch in the ohmmeter e Q position Press on the Q en button to switch from the audible continuity test to the measurement of resistance and vice versa Hi Automatic measurement selection read off the value measured I To save the measurement if required press on the HOLD button If necessary press on the following buttons MM RANGE to select the measurement manually HB MIN MAX to read min and max values EH to light the display 5 1 Resistances Q 400 Q 4kQ 40 ka 400 kQ 4MQ 40 MQ Digital resolution 0 12 12 10Q 1002 1kQ 10kQ Bargraph ioo 100 iko 10ka 100k 1Ma resolution Accuracy 0 3 rdg 0 2 rdg 3 cts 0 2 rdg 1 rdg 10 cts 6 cts 10 cts Oleo Wen ay lt 25V circuit is live Protection 500 V rms and 750 V peak 5 2 Audible continuity test e On the 400 Q measurement a continu2. factor FC lt 3 full scale and FC lt 6 mid scale 2 Use for 40 Hz to 1000 Hz frequencies 3 Admissible overloads 12 A for 30 seconds for 10 A measurements 600 mA for 30 seconds for 400 mA measurements 9 GENERAL SPECIFICATIONS 9 1 Dimensions and weight M25x7x1 7 64x 177 x 42 mm M 12 3 ounces 350 g 9 2 Power supply E One battery 9 V EH Autonomy 200 hrs with type 6 F22 battery 400 hrs with alkaline type 6 LF 22 battery EH Indication of battery wear C3 HH Automatic cut out after 30 minutes Note Restart from the OFF position 9 3 Buzzer EH Continuous audible beep for the continuity test EH Intermittent audible beep each time the switch and buttons are activated and to indicate overruns 9 4 Climatic conditions HH Temperature use 0 C to 50 C storage 20 C to 60 C EH Relative humidity use lt 70 RH storage lt 80 RH EH Altitude use lt 2000 m 9 5 Conformity with international standards 9 5 1 Electrical safety as per IEC 1010 1 M Double insulation W Installation category Ill M Degree of pollution 2 MW Assigned voltage 600 V RMS Note This overload category III multimeter conforms to the strict reliability and availability requirements corresponding to fixed industrial and domestic installations IEC 664 1 9 5 2 Electromagnetic compatibility conforms to CE M Emission EN 50081 1 W Immunity EN 50082 1 9 5 3 Mechanical protection EH Degree of
3. minimum voltage of 600 V and a voltage surge of category III M Never open the multimeter case before disconnecting from any electrical source M Never connect up to a circuit to be measured if the multimeter case is not closed correctly Ml Before any measurements are taken ensure the leads and switch are in the correct positions EH Never measure resistances on a circuit with the power switched on CONTENTS T Presentation beis 3 2 Description omic iia dn 4 3 DG and AC voltage V riiocoroiconmairi seeren arena nes 5 4 Frequency HZ isse LE BES LEE 6 5 Continuity and resistance Q eM ccceeeeeseeeeeteeeeeeeeeeees 6 6 Diode test Suman ita 7 7 Capacitance 4p coonmonononcnnnnncnncnncnnnrnccn nan conca 8 8 DC and AC current A and MA ococonicncnnnncnnncccnnconnnnnrncancnnos 8 9 General specifications 0 2 ee eee eect eeeceeeeeeeeeeseeaeeeeeaeeeeeeeeeaes 9 10 To order accessories and spares eee eee eeeeeeeeeee 10 11 Warranty oo eee 10 12 Maintenance oe 10 Technical and Sales Assistance wl 13 AD PONIX vuccocncicic is 32 1 PRESENTATION The C A 5240 multimeter is intended to satisfy the everyday requirements of electricity professionals true RMS measurement 40 000 count digital display and 40 segment bargraph automatic or manual selection of measurement stops automatically after 30 minutes if a command or function has not been activated possibility of permanent op
4. watertightness IEC 529 protection index IP 40 10 TO ORDER Use designations and references below CADA Ea ES ran ae added ege Cat 2116 77 Sold with shockproof case a pair of leads with probes attached a 9 V battery and this user s manual Accessories BAC current probe model MN 251 200 A AC Cat 2115 77 BAC current probe model MD 303 500 A AC Cat 1201 21 BAC current probe model SR 652 1000 A AC Cat 2113 46 m AC DC MicroProbe model K110 from 100 yA AC DC to 300 mA AC 450 mA DC Cat 2111 73 E AC DC current probe model MR410 400 A AC 600 A DC coccocccncccoconicononononccnnonccnncnnanaconcnnno Cat 1200 70 mAmpFLEX model 1000 24 1 1 1000 A AC Cat 2112 39 E Replacement leads ooooocoonccconiccciniccnnncccnocccinnncncnnnno Cat 2118 66 W Soft Carrying Case oo ee eeeeeeteeteeneeeeteeeeeeeeeeateeeneeees Cat 2118 65 m Replacement shockproof case oooocccocccocacoccconinananinos Cat 2980 15 Cat 2970 28 Cat 2970 21 mFuse set of 10 0 5A mFuse set of 10 12A 11 WARRANTY Our guarantee is applicable for three years after the date on which the equipment is made available copy available on request 12 MAINTENANCE A For maintenance use only specified spare parts The manufacturer will not be held responsible for any accident occurring following a repair done other than by its After Sales Service or approved repairers 12 1 Replacemen
5. Digital Multimeter Model C A 5240 User manual ENGLISH Meaning of the symbol A Warning Please refer to the User s Manual before using the instrument In this User s Manual the instructions preceded by the above symbol should they not be carried out as shown can result in a physical accident or damage the instrument and the installations Meaning of the symbol This device is protected by a double insulation or by a reinforced insulation No linking is required from the protection earth terminal to ensure the electrical security Thank you for purchasing a C A 5240 Multimeter To get the best service from this instrument W read this user s manual carefully EH respect the safety precautions detailed A SAFETY PRECAUTIONS A EH Ensure that the value and type of fuses are respected otherwise the instrument may be damaged and the warranty cancelled 0 5 A HBC fuse rapid F 500 V min 10 kA 6 3 x 32 mm 12 A HBC fuse gR 600 V min 300 kA 10 3 x 38 mm M Never use on voltage to earth circuits above 600 V with a voltage surge category of over Ill that is to say fixed industrial and domestic installations ref IEC 664 1 M To be used indoors in environments with a maximum pollution degree of 2 ref IEC 664 1 a temperature between O and 50 C and relative humidity below 70 EH Use accessories which conform to safety standards IEC 1010 2 031 with a
6. ent to switch from automatic to manual mode Hold the button down gt 3 secs to switch back to automatic mode Note RANGE cannot be activated in Hz automatic selection only RANGE Auto Manual 4 gt 3s Q en HH Permanent operation possibility of inhibiting automatic cut out by keeping this button pressed before activating the switch from the OFF position Return to the OFF position cancels out permanent operation mode the instrument automatically cuts out after 30 minutes if no command or function is activated mis se To switch the display lighting on and off Note switches off automatically after 1 minute FUNCTION SWITCH OFF The off position V Alternating voltage up to 600 V V Direct and alternating voltage up to 600 V Hz Voltage frequency up to 500 kHz e Q Audible continuity test for R lt 40 Q resistance and resistance measurements up to 40 MQ Diode test Junction voltage RANGE is displayed d Capacities up to 40 uF mA Current up to 400 mA and on terminal 10 A 10A and current on 10 A terminal RANGE is displayed O Y 4 mm SAFETY TERMINALS E COM common terminal for black lead EH terminal for red lead E 10A terminal for red lead 10 A and measurements 3 DC AND AC VOLTAGE KM Plug the leads int
7. eration see RANGE Various measurement accessories broaden the scope of application or provide the multimeter with new functions See the list of accessories and references on the To Order page Documentation upon request Note Always use accessories suitable for the voltage and the voltage surge category of the circuit to be measured as per IEC 1010 2 DESCRIPTION See drawing in 13 APPENDIX D LIQUID CRYSTAL DISPLAY E 40 000 count measurement height of figures 10 mm Rate 2 measurements per second E 40 segment bargraph Rate 20 measurements per second Note the bargraph is inhibited in V Hz and 4p HB Automatic display of all command measurement and function symbols W Battery level indicator W Overrun indicator the 4th from the left flashes arrow at the far end of the bargraph O CONTROL BUTTONS and Q em In mA and 10A to switch from direct to alternating and vice versa Am A hy E In Va to switch from V to V and vice versa Va Via ha 1 EH In Q to switch from Q to e and vice versa HOLD EH To hold the display of the last measurement HOLD is displayed MIN MAX PEAK EH To display minimum and maximum values one after the other The instrument goes into manual measurement selection HB Hold this button down to switch to PEAK mode 1 ms Only active in V mA and A RANGE I Selection of measurem
8. o the multimeter and connect up in parallel to the circuit to be tested EH Put the switch in the voltmeter V or V position HH Automatic measurement selection read off the value measured EH Save the value if necessary by pressing on the HOLD button If necessary press on the following buttons HE RANGE to select the measurement manually HE MIN MAX to read off minimum maximum or PEAK values EH gt To light up the display V and 400 mV 4V 40 V 400 V 600 V 2 dE tonv toonv tmv 10mv 100mV Eat al 1 mv 1omv 100mv 1v 10 V Impedance 3 MQ 2 3 MQ me e F 9 BUSSE 0 1 rdg 3 count ae ey HEM esis 1 5 rdg 20 counts Aopuracy 2 OS 2 reading 20 counts KR 600 V eff and 900 V peak 1 Peak factor Fe lt 3 full scale Peak factor Fc lt 6 mid scale 40 Hz frequency at 1 kHz except for400 mV measurement from 40 to 60 Hz Rejection ratio in common mode up to 1000 V gt 110 dB and in series mode gt 55 dB 50 and 60 Hz 2 Not accessible 4 FREQUENCY HM Plug the leads into the multimeter and connect in parallel to the circuit to be tested HB Put the switch in the Hz voltage frequency position HB Automatic measurement selection read off the value measured Note the bargraph is inhibited when measuring frequency EH If necessary press on the following buttons MIN MAX to read min and max values 3 to light up the display
9. ous beep is emitted for a resistance R lt 40 Q Response time 100 m secs Protection same as resistances 6 DIODE TEST A Never test a diode on a live circuit EH Plug the leads into the multimeter and connect to the terminals of the component to be tested EH Put the switch in the function in the direct direction the display gives the value of the junction in volts 1 mV resolution accuracy 1 L 10ct live circuit voltage lt 3V short circuit current 0 8 mA in the reverse direction the display indicates the voltage of the live circuit in the region of 4 V EH Save the value if necessary by pressing on the HOLD button KM With this function apart from testing classic diodes it is also possible to test electroluminescent diodes LED s or any other semi conductor whose junction corresponds to a direct voltage of less than 3 V EH Protection same as resistances 7 CAPACITANCE A Never measure capacity on a live circuit Always respect the polarity of the electrolytic condensers This type of condenser may be temperature sensitive do not touch it therefore during measurement I Plug the leads into the multimeter and connect to the condenser terminals WM Put the switch in the capacitance meter position 4 KM Automatic measurement selection read off the value measured Note The bargraph is inhibited during capacitance measurement E To save the measurement if required pre
10. ss on the HOLD button If necessary press on the following buttons RANGE to select the measurement manually E MIN MAX to read min and max values W gt lt to light the display JE 4nF 40nF 400nF 4 uF 40 pF 1 Resolution 1 pF 10 pF 100 pF 1 nF 10 nF 2 R Accuracy 3 rdg 20 ct 1 5 rdg 5 cts 5ct Protection 500 V rms and 750 V peak 1 For a capacitance C gt 20 uF the accuracy is 3 5 rdg 10 counts 8 DC AND AC CURRENT A Always disconnect the circuit to be tested before connecting the multimeter to the circuit I Be careful plug the leads into the multimeter and connect in series to the circuit the red lead on the Terminal up to 400 mA the red lead on the 10 A terminal from 400 mA to 10 A HB Put the switch in the ammeter A or mA position Press on the button to select d c or a c WB Reconnect the circuit to be tested to the power E Automatic measurement selection read off the value measured E If necessary press on the following buttons RANGE to select the measurement manually MIN MAX to read min and max values to light the display A and 40 mA 400 mA 10A ahs AS 200 mV 1v 400 mV uo 1 HA 10 HA 1 mA Sr Hal 0 1 mA 1 mA 100mA De 0 5 rdg 5 counts eee li AG a 0 9 rdg 10 counts DENE Protection 3 Fuse 0 5 A HBC Fuse 12 AHBC 1 Voltage drop at terminals for 40 mA 400 mA 10A Peak
11. t of battery and fuses A The multimeter must be disconnected from any electrical source M Put the switch in the OFF position EH Unscrew the captive screws and remove the lower half of the casing M Replace the worn battery with a 9 V battery 6F22 or 6LF22 EH Replace the faulty fuses ensuring value and type are respected 0 5 A HBC rapid F fuse 600 V 10 kA min 6 3 x 32 mm 12 A HBC gR fuse 600 V min 300 kA 10 3 x 38 mm 12 2 Storage If the multimeter is not to be used for a period of 60 days or more remove the battery and store separately 12 3 Cleaning A The multimeter must be disconnected from any electrical source To clean the case use a cloth dampened with soapy water Rinse with a damp cloth Then dry quickly with a cloth or pulsated air 12 4 Repair and calibration To guarantee that your instrument complies with the factory specifications we recommend that the Model C A 5240 be submitted to our factory service center at one year intervals for recalibration or as required by other standards For instrument repair and or calibration please call our factory toll free at 800 945 AEMC 800 945 2362 CHAUVIN ARNOUX Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA Tel 800 954 2362 603 749 6434 Fax 603 742 2346 Or contact your authorised distributor Estimates for repairs normal recalibration and and calibration traceable to N I S T are available
12. upon request Overseas customers must receive written authorisation before returning any instrument 12 5 Technical and Sales Assistance If you are experiencing any technical problems or require any assistance with the proper use or application of this instrument please call our technical hotline CHAUVIN ARNOUX Inc d b a AEMC Instruments 99 Chauncy St Boston MA 02111 USA Tel 800 343 1391 617 451 0227 Fax 617 423 2952 www aemc com
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