Type: Posts; User: HVAC87
Was your JCI stat linked and talked back to the Metasys BMS?
Thank you very much!
Curious which model did you use within the BAPI?
Thank you I hear ACI is good; but I heard BAPI may be more rugged Looking to get the best reliable product
I have an existing JCI Temperature Sensor (NS-BHR7100 Series) 0 to 10v with Warm/Cool adjust that talks to BACnet/MSTP. This is a critical lab unit and is the only room where we...
Thank you. Since it is a common coil? If the other stage is on, it should be able to call for the hot gas bypass if needed.
What can be the result of adding more equipment onto an already unhealthy bus index of a 57 plus?
It is an air cooled condensing unit with two separate refrigerant circuits and only one circuit has a hot gas bypass. My question is that standard? My concern one circuit can get a false load but...
Low suction temp and the bank does not have a hot gas bypass.
There are two circuits; should there be a designated hot gas bypass on each ref circuit?
York Air cool condensing unit-insulation-wiring -- Sorry should of wrote this in the description.
1-The refer lines on an outdoor unit is missing near the compressor on the high side? ...
Thank you very much!
This is a RT chiller or what forum do your recommend?
What refer lines should not be insulated on outdoor unit. Also control wiring, that is exposed and recommendations due to oa temp during winter, should they be taped etc. I see that some are...
Should there be a designated hot gas bypass on each circuit, due to I only see one, and we have two?
Thank you for the advice.
Also, if the errors are from trying to write to a read only attribute; can that cause any problems?
Thank you very much;
Could you explain more why it would try to write to a read only attribute?
You guys have been a lifesave, and there are such knowledgeable engineers on our forum. That I hold the utmost respect and thank you for all your help.
Under the Supervisory...
Recently had to replace a VSD logic board on the above mentioned centrifugal chillers;
1) After replacement of VSD board when the chiller trips due to power surge etc, could...
Got it. But there is an object count for the FEC side; found out more info. Too bad it wasn't broken down in the product bulletin, it would of made life a little easier.
Have a new Trane-roof top unit with 100% outside air. Has a cold deck and hot deck. Every time the heating valve opens to maintain 90F hot deck set point; it is affecting my cold deck...
Is anyone familiar with the Bus analysis progress if that is done manually or automatically. I can view the bus health index.
Also is there anything under diagnostic that I should be...
I have to give the right data to our HVAC tech, and with the NCE it can be a little confusing; thought that to get some clarification from this knowledgeable forum.
Lets see who knows the answer to this one; we seem to have some discrepancies in my office about this question.
NCE25 has a recommended maximum object count amount of 2500. Since the NCE...
Entire system to NCE both processors?