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  1. Replies
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    How small are you talkiing?

    We use Leibert GXT-1000's. They have alarm relays available through a db-9 connector. In fact, I think the last two we put in have a USB port for communication.

    Gordon Bullis
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    ALready made the cable, that's what I was using....

    ALready made the cable, that's what I was using. With the EZ Set software. It would be nice if there was a PING function in the software to verify the connection.
    My USB to 485 cable came in...
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    Only 4ks, 5 total, and the CIBs in the Trane...

    Only 4ks, 5 total, and the CIBs in the Trane units. 232-485 adapter is half-duplex. Tried with and without outside power to the adapter, same results. Tried swapping lines, won't see the control...
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    trying to back up Com-Trol 4000s

    We are converting a supermarket from Com-Trol 4000 controllers to one Danfoss Ak255. I'm having trouble backing up the software with an RS232-to-RS485 converter. It sees the controls individually...
  5. Thread: Smokey House

    by PW guy
    Replies
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    1,086

    Glad I found this thread!

    We just moved into a place with a natural fp which worked fine last month. Tried a fire yesterday with 30-mph winds and now the whole house reeks of woodsmoke. I'll have to look at the chimney when I...
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    Your best bet would be to start selling Danfoss...

    Your best bet would be to start selling Danfoss conversions


    We do sell them, the trick is getting store owners and managers to buy them before their old controls fail.
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    repairing RC1000, RC2000 boards

    Does anyone have a source for getting old ECI and Danfoss CPU boards repaired? The outfit we were using went out of business last fall, and Danfoss won't touch them any more.

    Gordon
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    supply air sensor

    I agree with Orion. We use supply sensors so when a store says it's cold, we can dial in and see if the temp is high or not. This tells us if the burners are lighting, AC is working, heat reclaim is...
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    I've had this problem for a few years. That's why...

    I've had this problem for a few years. That's why I have the oldest laptop in the company. I need the serial, parallel, modem and floppy drive. So I get to carry a 20 pond laptop up to compressor...
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    More info

    I should have mentioned before, we use Danfoss for new and upgrades (255's), and work with the EIL and Danfoss RC1000, 2000, and EC1000 in existing. We have a few stores with CPC Reflex controls, and...
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    New to site. Hi!

    I work on refrigeration and lighting/HVAC controls for a supermarket chain in Wisconsin and Illinois. We used to have 4 in-house refrigeration guys to tap for advice and questions. Now we use all...
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