Table Of Contents - Mitsubishi Electric EcoMonitorPro EMU2-RD3-F Instruction Manual

Energy measuring unit

Table of Contents

Contents

6.Part Names and Functions .....................................................................................................................................5

7.Installation................................................................................................................................................................6

8.Wiring Procedures...................................................................................................................................................7

8.1 Connection of voltage lines, sensors cable and sensors .....................................................................................7

Extension of current sensor cable............................................................................................................................................. 9

Fitting of EMU2-CT5 (-4W) ....................................................................................................................................................... 9

Fitting of EMU-CT50/CT100/CT250........................................................................................................................................ 10

Fitting of EMU-CT400/CT600 ................................................................................................................................................. 10

8.2 Connection of CC-Link communication line .......................................................................................................11

8.3 Connection of display unit (example of model EMU2-D65) ...............................................................................11

9.Setting Method.......................................................................................................................................................12

9.1 Setting of CC-Link station number and transmission rate ..................................................................................12

9.2 Setting of ratings.................................................................................................................................................13

Phase and wire system........................................................................................................................................................... 13

Primary voltage....................................................................................................................................................................... 13

Sensor type and primary current............................................................................................................................................. 13

Demand time limit ................................................................................................................................................................... 13

Upper and lower limit settings................................................................................................................................................. 14

10.Operations of Instrument....................................................................................................................................17

10.1 Measuring functions .........................................................................................................................................17

10.2 Monitoring function ...........................................................................................................................................18

10.3 How to use the monitoring function ..................................................................................................................19

10.4 Resolution of measuring data...........................................................................................................................20

Voltage and harmonic voltage RMS ....................................................................................................................................... 20

Current, current demand and harmonic current RMS ............................................................................................................. 20

Harmonic distortion rate.......................................................................................................................................................... 20

Power factor............................................................................................................................................................................ 20

Frequency............................................................................................................................................................................... 20

10.5 Restrictions on measuring data ........................................................................................................................21

11.Reference .............................................................................................................................................................22

11.1 Troubleshooting ................................................................................................................................................22

11.2 Q&A ..................................................................................................................................................................23

General ................................................................................................................................................................................... 23

Q&A relating to specifications ................................................................................................................................................. 23

Q&A relating to installation...................................................................................................................................................... 24

Q&A relating to connection ..................................................................................................................................................... 24

Q&A relating to setting ............................................................................................................................................................ 24

12.Specifications ......................................................................................................................................................25

12.1 Common specifications ....................................................................................................................................25

12.2 CC-Link communication specifications.............................................................................................................28

13.Peripheral Devices...............................................................................................................................................28

14.External Dimensions ...........................................................................................................................................29

15.Index......................................................................................................................................................................31

16.Enquiry .................................................................................................................................................................32

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