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Advantages Precision test equipment for AC values in the 45 Hz to 66 Hz frequency range LCD display ¼ VGA (240 x 320 Pixels) with graphical user interface Wide measuring range with auto ranging Display of vector diagram for analysis of mains conditions and meter connections Measurements of wave forms and harmonics with display Easy detection of circuit connection faults Data memory for test results and customer data Small dimensions and light in weight Serial interface (RS 232) for data transfer Page 3 March 2009
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CheckMeter 2.1Portable Working Standard Page 1
March 2009
CheckMeter 2.1 integrates today’s requirements of a Portable Working Standard for testing electricity metersand meter installations:
Applications
Size & Dimensions rigid design light in weight
Accuracy Class 0.2%
Functions Meter testing 1-phase measurement Current measurement Voltage measurement Energy measurement Documentation Data memory Transfer to Windows©
Software CALSOFT I
Page 2March 2009
Advantages
Precision test equipment for AC values in the 45 Hz to 66 Hz frequency range
LCD display ¼ VGA (240 x 320 Pixels) with graphical user interface
Wide measuring range with auto ranging Display of vector diagram for analysis of mains conditions and
meter connections Measurements of wave forms and harmonics with display Easy detection of circuit connection faults Data memory for test results and customer data Small dimensions and light in weight Serial interface (RS 232) for data transfer
Page 3March 2009
Functions
Active, reactive and apparent energy measurement with integrated error calculator
Impulse output for energy (galvanic isolation) Registration of active, reactive and apparent energy for
register testing Active, reactive and apparent power measurements Current and voltage measurements Phase angle measurement Power factor measurement Frequency measurement
Page 4March 2009
Technical dataBasic Characteristics
10 ... 300 V Auxiliary supply from measurement circuit
Clamp-on CT 10 mA ... 100 A Measurements of:
voltage, current, active, reactive and apparentpower, energy, frequency, power factor, error measurement
Accuracy 0.2 %Options: CALSOFT I Software
Page 5March 2009
ConnectionsTop and bottom view CheckMeter 2.1
[1] Phase connection[2] Neutral connection N[3] Connection for CT[4] Pulse input / output[5] Supply voltage connection[6] RS 232 serial line interface
Page 6March 2009
ConnectionsFront view CheckMeter 2.1
[7] LCD display [8] Menu card keys[9] Cursor keys[10] Enter key[11] Start/Stop Impulses[12] Alphanumeric keypad
Page 7March 2009
Current clamps tothe CheckMeter 2.1
Error compensated clamp-on CTfor measurements in the range10 mA … 120 A, cable diameter max. 10 mm
Clamp-on CT for measurements in the range 10 mA … 120 A, cable diameter max. 52 mm
Page 8March 2009
Operation ConceptSymbols Display Control Keys
Page 9March 2009
Operation ConceptStatus Indication
Page 10March 2009
Operation ConceptMain Menu
Meter Testing
Measurement of load values
Vector diagram
Energy measurement
Basic settings Page 11
March 2009
Operation ConceptMeter Testing
Page 12March 2009
Operation ConceptMeasurement of Load Values
Page 13March 2009
Operation ConceptHarmonics Analysis, Waveform Display, Vector Diagram
Page 14March 2009
Operation ConceptEnergy Measurement
Page 15March 2009
Operation ConceptAdministrative data set (ADS)
Page 16March 2009
Operation ConceptExamples of test results
Page 17March 2009
Connection exampleTesting of a direct connected meter up to 100 A
Page 18March 2009
Connection exampleTesting of transformer operated meter
Page 19March 2009
Windows©-SoftwareCALSOFT
Selection of real time readoutorreadout of sets of data from memory of CheckMeter 2.1
Page 20March 2009
