Presentation Check Meter presentation for student

meter presentation

1. CheckMeter 2.1
Portable Working Standard Page 1
March 2009

2. CheckMeter 2.1 integrates today’s requirements of a
Portable Working Standard for testing electricity meters
and 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 2
March 2009

3. 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

4. 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 4
March 2009

5. Technical data
Basic Characteristics
10 ... 300 V
Auxiliary supply from
measurement circuit
Clamp-on CT 10 mA ... 100 A
Measurements of:
voltage, current, active,
reactive and apparent
power, energy, frequency,
power factor, error
measurement
Accuracy 0.2 %
Options:
CALSOFT I Software
Page 5
March 2009

6. Connections
Top 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
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March 2009

7. Connections
Front view CheckMeter 2.1
[7]LCD display
[8]Menu card keys
[9]Cursor keys
[10]Enter key
[11]Start/Stop Impulses
[12]Alphanumeric keypad
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March 2009

8. Current clamps to
the CheckMeter 2.1
Error compensated clamp-on CT
for measurements in the range
10 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
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March 2009

9. Operation Concept
Symbols Display Control Keys
  
Page 9
March 2009

10. Operation Concept
Status Indication
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March 2009

11. Operation Concept
Main Menu
Meter Testing
Measurement of load values
Vector diagram
Energy measurement
Basic settings 
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March 2009

12. Operation Concept
Meter Testing
Page 12
March 2009

13. Operation Concept
Measurement of Load Values
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March 2009

14. Operation Concept
Harmonics Analysis, Waveform Display, Vector Diagram
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March 2009

15. Operation Concept
Energy Measurement
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March 2009

16. Operation Concept
Administrative data set (ADS)
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March 2009

17. Operation Concept
Examples of test results
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March 2009

18. Connection example
Testing of a direct connected meter up to 100 A
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March 2009

19. Connection example
Testing of transformer operated meter
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March 2009

20. Windows
©
-Software
CALSOFT
Selection of real
time readout
or
readout of sets of
data from memory
of CheckMeter 2.1
Page 20
March 2009