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EMU-2

™ 

Technical Manual 

 

 

3 

 

EMU-2

™

 

– Energy Monitoring Unit 

 

 

RFA-Z105-2 

Version 1.05 
 

Technical Manual 

 

Table of Contents 
 
Regulatory information ................................................................................................. 4

 

About This Manual ........................................................................................................ 5

 

About the EMU-2

™ ........................................................................................................ 6

 

Supported Clusters ...................................................................................................... 6

 

Startup Procedure ......................................................................................................... 8

 

Diagnostic Mode.......................................................................................................... 10

 

Diagnostic Mode Navigation Flowchart ...................................................................... 11

 

EMU-2

™ Diagnostic Mode Screens .......................................................................... 12

 

Hard Reset ....................................................................................................... 12

 

Device ID ......................................................................................................... 12

 

Link Key ........................................................................................................... 12

 

Device Info ....................................................................................................... 12

 

Hard Reset ................................................................................................................... 13

 

Connecting to the Serial Port ..................................................................................... 14

 

Firmware Update ......................................................................................................... 17

 

LED indication (TOU build) ......................................................................................... 19

 

LED indication (Demand build) .................................................................................. 20

 

Prepay Support ........................................................................................................... 21

 

Price Input Options ..................................................................................................... 23

 

Manual Input .............................................................................................................. 23

 

Text Message Input ................................................................................................... 23

 

Meter Input ................................................................................................................ 24

 

Serial Port Input ......................................................................................................... 24

 

 

 

Summary of Contents for EMU-2

Page 1: ...EMU 2 Energy Monitoring Unit Technical Manual Version 1 05 Sept 2014...

Page 2: ...sold given or loaned to another person Under the law copying includes translating into another language or format Rainforest Automation may have patents patent applications trademarks copyrights or ot...

Page 3: ...tup Procedure 8 Diagnostic Mode 10 Diagnostic Mode Navigation Flowchart 11 EMU 2 Diagnostic Mode Screens 12 Hard Reset 12 Device ID 12 Link Key 12 Device Info 12 Hard Reset 13 Connecting to the Serial...

Page 4: ...uency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in...

Page 5: ...stomer support engineers and laboratory and field engineers performing evaluations and trials involving the EMU 2 This manual is a companion to the EMU 2 User Manual and both documents should be consu...

Page 6: ...ic 0x0000 Server Mandatory Commands Identify 0x0003 Server Mandatory Commands Time 0x0000 TimeStatus 0x0001 LocalTime 0x0007 Key Establishment 0x0800 Client Server Mandatory Commands GetProfile 0x00 E...

Page 7: ...2 ThresholdDivisor 0x03 Commodity 0x03 Standing Charge 0x01 NoTierBlock1Price 0x00 NoTierBlock2Price 0x01 NoTierBlock3Price 0x02 NoTierBlock4Price 0x03 NoTierBlock5Price 0x04 CurrentBillingPeriodStart...

Page 8: ...enabled in its beacon After joining the network wait for the Coordinator to send the network key encrypted with our link key derived from the install code Look for the Key Establishment Cluster using...

Page 9: ...cedure This has unpredictable results and may cause the device to be decommissioned as if it had performed a Hard Reset For each Channel 11 up to 26 Send Beacon Request Receive Beacons make list of Ca...

Page 10: ...u must first put the EMU 2 into Configuration Mode This is done by pressing and releasing both buttons simultaneously note that this should not be attempted until the EMU 2 has successfully connected...

Page 11: ...utton both buttons 4 minutes inactivity Active Mode hold both buttons for 5 seconds release Diagnostic Mode Hard Reset screen Top Button Disconnect from meter Device info screen any button Bottom Butt...

Page 12: ...sends you to the Link Key screen Link Key The Link Key screen shows the Preconfigured Link Key for this EMU 2 It consists of 16 pairs of hex digits Pressing any button sends you to the Device Info scr...

Page 13: ...joining A Hard Reset can be initiated from the Hard Reset screen in Diagnostic Mode see the previous section Diagnostic Mode Selecting Reset Top Button in the Hard Reset screen brings up the followin...

Page 14: ...ore connecting the EMU 2 to your computer you will need to install the Personal Meter Reader software Go to the link http www rainforestautomation com raven_support Click on the Personal Meter Reader...

Page 15: ...Mini USB cable When the EMU 2 is plugged in for the first time the device drivers have to be installed This should be done automatically by Windows If for some reason Windows is unable to find the dr...

Page 16: ...b Click the Connect USB button to initiate the connection You should see the speedometer screen pop up c Click the green RAVEn tab to get back to the device information You should see that the Disconn...

Page 17: ...t Once your computer is connected to the EMU 2 click the Home tab at the top of the Personal Meter Reader screen and select Firmware The Firmware Update window should pop up a Click the button to the...

Page 18: ...in Configuration Mode it will speed up the download of the Firmware Update Click the Start Update button in the Firmware Update window You will see the line Update Firmware Started appear in the lowe...

Page 19: ...number of tiers is 1 or 0 or if the price tier has not been set then none of the Indicator LED Lights will be on of tiers tier 1 tier 2 tier 3 tier 4 tier 5 tier 6 tier 7 7 green green yellow yellow...

Page 20: ...he Current Usage screen using the device control buttons Adjust your usage by switching loads in your house on or off until the Current Usage screen shows the value you want to use for the baseline Pr...

Page 21: ...account balance information as well as a time stamp and corresponding meter reading along with the appropriate meter number The Meter Control System can forward the text message in the usual way to th...

Page 22: ...nual 22 instantaneous balance between text message updates by calculating the difference in the meter reading from the last update multiplying it by the effective price and subtracting this from the l...

Page 23: ...meter the users can simply enter the commodity price themselves using the Set Rate screen in Configuration Mode as described in the EMU 2 User Manual Besides being prone to user error this method is o...

Page 24: ...ith pricing information this new Price value will override any value that has been input manually or via text message This makes migration to full in meter pricing transparent and painless Serial Port...

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