As indicated way above in this thread. My ultimate goal was to have the ISY-994iZ IR Pro in having the ability to talk to the GEM. In the firmware 4.04RC all 32 channels of the GEM are exposed and available for use.ISY-994IZ & GEM 32 Channel Integration
UDI continues to work with Brultech in fine tuning what is available and what can be done with the system(s). The one area still being worked on from Brultech is the *Current / Amps* this data is not currently being streamed over to the ISY.
Below are a few screen captures of all 32 channels, and not just the 7 I had previously.
This is the Channel 1 for both the GEM / ISY. Please note the *Current Power* compared to the DB values. They are extremely close and keep in mind the ISY goes to two decimal places and the DB does not and simply rounds up.
I have requested that the next firmware release be updated to show the same 2 decimal places to allow more accuracy and granularity.
Channel 2 of the ISY *Current Power*
These are the values captured by the DB. As indicated they don't allow 2 decimal places so therefor the power values are whole numbers.
Damn, do those breaker panels look sexy!
This is a very simple program created in the ISY. This program monitors the voltage on the primary mains. If the voltage should meet the three targets it will send off an e-mail / sms alert.
A more complicated program will entail if the specified values are met. It will turn a device on / off. In this instance, if the voltage should drop to 0 volts it will immediately kill the power to my solar generator.
This is to ensure a fail over device is in place should other mechanical devices fail. This is the perpetual dead mans switch!
My solar generator has what they call *Island Protection* where it monitors the POCO's line voltage. Should line voltage not be present, it will turn off the inverter system to ensure back feeding is not possible.
I also have a dedicated SSR device which monitors the isolated circuit this solar system is on. If God forbid everything just breaks and nothing works. This last line of defense is in place to turn off the solar grid power. This is a N.O (Normally Open) device so requires 120 VAC line voltage to be present at all times to remain closed.
My hopes are none of these safeties will ever have come in to play. But, rest much better knowing I have done my utmost to ensure a safe environment for all parties.
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Currently UDI is working on implementing a few additions to the Beta release of 4.04 RC. I have requested that certain values be included instead of *Set / Fixed* values as you see above.
In the program above the 110 / 130 are fixed values. I have asked them to provide 0-120, 110 -129, 130-150 VAC. This is to ensure any 120 VAC device can be assigned a safe voltage range for operations.
I have a few electronic devices which don't like high / low voltage swings and would rather them not be exposed to such. So if the GEM / ISY can monitor and than react to this condition it could extend the life of the product considerably.
What you need: You need a ISY-994iZ IR Pro which already includes the Energy Management plug in using firmware 4.04. Next, a Green Eye Monitor (GEM) using firmware COM 2.19 Engine 1.42, Dash Box Firmware 4.06 (DB). To configure the GEM to communicate to the ISY-994iZ IR Pro you will need to go the GEM's internal web page.
Select Packet Send tab, Set the Primary Packet Format to Option: 4 (Bin48-NET-Time) ensure the send interval for both channels is 30 seconds. Change the Secondary Packet Format to Option: 11 (Universal Device ISY) click on save.
NOTE: Your ISY-994iZ IR Pro must be using the latest 4.04 RC firmware. The GEM must be at the latest COM 2.19, Engine 1.42. You must delete any existing nodes in the ISY tree first. Next, remove the Node in the *Diagnostic* tab. Disable the Zigbee Settings from the ISY, and save.
You will than wait 60 seconds, then re-enable the Zigbee Settings option in the ISY. The system will show the Zigbee radio status as down, establishing, established. You will see a pop up window from the ISY where it will start to search for the GEM's Zigbee radio. Once the first data packs start to stream over to the ISY. The 32 channel nodes will appear in the ISY tree window pane.
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During the course of Beta testing it was found that changing the baud rate on the GEM from 19200 to 115200 baud would cause a drop in COM. This was seen using Dash Box firmware 4.1.4 with the GEM's COM 2.40, Engine 1.46 and ISY 4.1.0 firmware.
What is strange, is that the Dash Box (DB) was still set to 115200 on COM 2. Previously the GEM was also set to 115200 baud on COM 2. The solution is to change both DB and GEM to be sending at a rate of 19200 baud on COM 2. This will allow packets to be sent to the ISY-994 iZ. 12/3/2013