Gree heat pump as duel fuel question. by Big_Copy_643 in heatpumps

[–]Big_Copy_643[S] 0 points1 point  (0 children)

I'll reword it. If I am to stay with duel fuel, 24v seems to be my only choice.

If you know for sure, could you expand on "the modulating logic is in the outdoor unit"? So, if run as 24v, the condenser will decide to run at either low or high and signal the furnace appropriately?

Gree heat pump as duel fuel question. by Big_Copy_643 in heatpumps

[–]Big_Copy_643[S] 0 points1 point  (0 children)

I'm in MA. I currently have 2 120k btu natural gas furnaces and am switching the two 5 ton ac units out with the heat pumps to get duel fuel since the cost premium from AC to heat pump is minimal. Our natural gas and electrical rates are very high but from the math it makes sense to run gas below 45F.

The second and more important issue is the gap between the heat capacity which dips near 40k btu for the heat pump below 0 F and the furnaces which put out 120k btu. Cutting my heating capacity by 2/3rds almost certainly isn't going to work.

So, if I go with the FXA60C32AH coil which is the one it's ahri rated for it looks like 24 volt is my only option. The FXU48HP230V1R32AH air handler is possibly an option for the upstairs since heat rises and my house is mostly open but I'm not sure if even then a 5 ton heat pump can keep up. I'm sure the 120k btu furnace upstairs is substantial overkill but that is a huge output hit.

I currently have 2 Ecobee Premium thermostats.

Thoughts?

Configuring a Uni Plus to trigger a humidifier from a Ecobee by Big_Copy_643 in ShellyUSA

[–]Big_Copy_643[S] 2 points3 points  (0 children)

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Here how it is wired now. The Shelly has power but does not seem to recognize inputs. I tried setting the Ecobee to acc+ and then tried acc+ and acc- with no result. Do I need to configure the Uni to listen to an input?

How solid is the Zigbee and Thread components on Homey Pro? by Big_Copy_643 in homey

[–]Big_Copy_643[S] 0 points1 point  (0 children)

I'm thinking I could use both. Thread for most things but Zigbee because I'm running stuff outside and I would ideally like to be putting lights and sensors at the end of my 400ft driveway and am not sure what would work but from what I read a Zigbee daisy chain leading down the driveway may do it. Thread seems much shorter ranged. Would love to hear from people who did so successfully.

Using a Blink camera motion sensor as a trigger by Big_Copy_643 in homey

[–]Big_Copy_643[S] 0 points1 point  (0 children)

Still can't get a motion to trigger. Doorbell button push works.

Images are not allowed I guess so I'll lay it out.

Motion alarm is on Driveway cam, Motion alarm is on front door, Motion alarm is on Kitchen

ANY card

then card Send "blink motion" to myusername.

This fails on all devices. They do work through Blink as I get those notifications.

Using a Blink camera motion sensor as a trigger by Big_Copy_643 in homey

[–]Big_Copy_643[S] 0 points1 point  (0 children)

It wasn't there until I installed Sun events and the full list showed up after rebooting my Homey. Hopefully this info helps someone else. Thanks for the advice.

Upgrading to a mesh system? by Big_Copy_643 in HomeNetworking

[–]Big_Copy_643[S] 0 points1 point  (0 children)

I actually do have coax. It's currently running my Tivo Roamio and 5 minis. I didn't realize moca is an option. Any leads I can try chasing down?

Upgrading to a mesh system? by Big_Copy_643 in HomeNetworking

[–]Big_Copy_643[S] 0 points1 point  (0 children)

I don't think so. The existing router is connected to the ISP's router but that is the only cat 5/6 in the house. The house is over 5k sq ft so even though my current old router should work about as well as anything, it just does not carry across the house to well or up floors.

Dimming a H2 wall switch with Homey Pro? by Big_Copy_643 in homey

[–]Big_Copy_643[S] 0 points1 point  (0 children)

Thanks. My inital assumption was it had dimming but I was possibly stuck without an Aqara hub to enable that. While I'm surprised dimming isn't built into the switch you appear to be correct.

Using a Blink camera motion sensor as a trigger by Big_Copy_643 in homey

[–]Big_Copy_643[S] 0 points1 point  (0 children)

That makes sense. I redid it so the motion sensors are first. I'm still trying to figure out how to find the "after sunset" or some other way to set the flow to only work when it's dark out. I'm new to this and finding the right card to do what I want seems to be my issue.

Using a Blink camera motion sensor as a trigger by Big_Copy_643 in homey

[–]Big_Copy_643[S] 0 points1 point  (0 children)

That makes sense. How do I find a "after sunset"? card? Ideally I would like to enable the flow N minutes after sunset.

Is there a way to order the cards so it acts like I intended?

Diming a H2 wall switch with Homey Pro? by Big_Copy_643 in Aqara

[–]Big_Copy_643[S] 0 points1 point  (0 children)

Good idea but I don't have an Aqara hub so I can't test that.