Chauvin Arnoux C.A 5275, User Manual

Page 1: ...AC DC TRMS MULTIMETER C A 5275 ENGLISH User s manual...

Page 2: ...equipment when conditions require it Do not place your hands close to instrument terminals that are in use When handling sensors or test probes do not place fingers beyond the physical finger guard M...

Page 3: ...Key functions 14 4 Specifications 19 4 1 Reference conditions 19 4 2 Specifications of the reference conditions 19 4 3 Operating conditions 26 4 4 Construction specifications 26 4 5 Power supply 26 4...

Page 4: ...junctions Capacitance measurement AC and or DC current measurement 1 1The display The multimeter s display allows users to Display the functions Show an analogue view of the measured parameter by mean...

Page 5: ...of the kilo prefix M Symbol of the mega prefix Audible continuity measurement symbol Symbol for measurement and testing of semiconductor junctions Permanent mode Low battery indicator 1 1 2 Measureme...

Page 6: ...ctivation or deactivation of the automatic instrument shut down 1 3 The switch The switch has ten positions The functions are described in the table below Figure 3 the switch N Function 1 and 9 OFF Mo...

Page 7: ...function is displayed The multimeter is now ready for measurements 2 3 Turning off the multimeter The multimeter can be turned off either manually by returning the switch to the OFF position or autom...

Page 8: ...th high impedance AC DC AC voltage with low impedance VLowZ In all cases OL appears beyond 1050 V and a beep sounds when the reading exceeds 600 V Volt VLowZ This position is designed for measurements...

Page 9: ...ace the test probes on the terminals of the circuit to be measured 5 Read the measurement indicated on the display 6 By default the 2nd display indicates the frequency except for DC 3 1 3 Frequency me...

Page 10: ...Read the measurement indicated on the display 5 O L is displayed if the circuit is open 3 1 5 Audible continuity measurement For audible continuity measurement proceed as follows 1 Set the switch to 2...

Page 11: ...the switch to 2 Connect the black lead to the COM terminal and the red lead to 3 Place the test probes on the terminals of the component 4 Read the measurement indicated on the display O L is display...

Page 12: ...he 21 A range which can only be accessed using the key is reserved for testing the ionisation sensors in gas fired boilers It is only available with DC coupling and the measurement is on 210 digits 0...

Page 13: ...fuse has melted the circuit between COM and the 10 A socket is cut The display shows zero 1 Set the switch to 2 Connect the V socket to the 10 A socket see above leave the COM socket free 3 The displa...

Page 14: ...alidated by a sound signal 3 2 1 Key Choice of AC DC AC DC coupling or of the bargraph style or second keyboard function yellow In normal mode Type of press Resulting action short on changes the type...

Page 15: ...een displays 59 00 V range Auto When pressed the first time the screen displays 59 00 V manual range 60 V range the second time 59 0 V manual range 600 V range the third time 59 V manual range 1000 V...

Page 16: ...Type of press Resulting action short on enters the MAX MIN mode Note that is displayed in permanent operation to select the quantities for MAX or MIN Reminder the MAX quantity is displayed by default...

Page 17: ...the display If activated the Min Max acquisition continues as a background task The bargraph continues to operate normally even in Hold In Hold the keys can be used exits from the mode long 2 sec on...

Page 18: ...Resulting action short on freezes the display of each MAX MIN quantity displayed MAX MIN acquisition continues in the background This is indicated by blinking of the MAX MIN symbols If you press a se...

Page 19: ...count equivalent to the resolution of the display range Frequency F in kHz 4 2 1 DC voltages 60 mV range The measurement of high currents or over a long period can cause certain components to heat In...

Page 20: ...ents and displays frequency AC coupling Fmax 500 Hz min max V AC True RMS position Range Specified measurement range 3 Resolution Uncertainty Bandwidth Input Impedance Crest factor 40 to 400 Hz 0 4 to...

Page 21: ...V 6 60 V 0 01 V 3 at 50 V 600 V 60 600 V 0 1 V 3 at 500 V 1000 V 2 60 1000 V 1 V 1 42 at 1000 V 1 This range can only be accessed using the key Input impedance 10 6 M 50 pF 2 The display indicates OL...

Page 22: ...nse time 100 ms Range Resolution Uncertainty Voltage in open circuit Meas current 600 0 1 Beep triggered 30 3 5 V 1 1 mA 4 2 7 Diode test Range Resolution Uncertainty Voltage in open circuit Meas curr...

Page 23: ...e is needed to return to the specified metrological conditions in A Display range Specified measurement range Resolution Uncertainty Voltage drop Protection 600 A 0 2 20 A 0 1 A 1 R 5 D 10 mV A Fast f...

Page 24: ...1 R 3 D 3 7 at 8 A The display shows OL in excess of 19 99 A A beep sounds in excess of 10 A Secondary measurements and displays Frequency Fmax 1 kHz min max Admissible overload 10 A to 20 A for 30 s...

Page 25: ...0 V 10 A 20 A 0 01 A 0 6 to 20 00 A 1 R 10 D 40 Hz to 1 kHz 1 R 3 D 3 7 at 8 A The display shows OL in excess of 19 99 A A beep sounds in excess of 10 A 20 A for max 30s with a 5 min pause Admissible...

Page 26: ...unctions Resolution 6000 count double display Terminals 2 current connectors 10 A and mA 1 cold point connector COM 1 connector for all measurements except amps Stand to hold the instrument in a posit...

Page 27: ...dards Emission class B Immunity Electrical discharge 4 kV on contact aptitude criterion B 8 kV in the air aptitude criterion B Resistance to radiated fields 10 V m aptitude criterion B Resistance to r...

Page 28: ...0 1 R 0 1 D 1 C AAC and AAC DC 0 08 R 0 1 D 1 C 0 12 R 0 1 D 1 C 0 01 R 0 1 D 1 C 0 1 R 1 C 0 05 R 1 C 0 1 R 1 C 60 M 0 3 R 1 C F 0 2 R 0 1 D 1 C mF 0 6 R 0 1 D 1 C Hz 0 01 R 1 C Temp 2 C 0 05 R 1 C S...

Page 29: ...it 4 Replace the used battery 5 Screw the cover back on 5 3 Replacing the fuses To replace the fuses proceed as follows procure the replacement fuse s Large fuse size 10 x 38 type HRC 10 A 1000 V 30 k...

Page 30: ...cal department Work carried out on the instrument by a person not approved by the manufacturer An adaptation for a specific application not specified in the definition of the equipment or not indicate...

Page 31: ...044 727 75 55 Fax 044 727 75 56 UNITEd KINGdOM Chauvin Arnoux Ltd Waldeck House Waldeck Road Maidenhead SL6 8BR Tel 01628 788 888 Fax 01628 628 099 MIddLE EAST Chauvin Arnoux Middle East P O BOX 60 1...