There is an option to have the controller:outdoorair switch off the availability of the dx coil when the economizer is in operation.
James has posted an EMS to turn off coils at low outdoor air temps.
You could employ a preheat coil to protect your equipment.
Mit freundlichen Grü�en- Sent from my iPhone (excuse the brevity)
i. A.
Jean Marais
b.i.g. bechtold
Tel. +49 30 6706662-23
On 25.06.2014, at 09:21, "sanket puranik puranik.sanket@xxxxxxxxx [EnergyPlus_Support]" <EnergyPlus_Support@xxxxxxxxxxxxxxx> wrote:
The error I am getting is as follows:
************* ** Warning ** CalcDoe2DXCoil: Coil:Cooling:DX:SingleSpeed="OS:COIL:COOLING:DX:SINGLESPEED 1" - Air volume flow rate per watt of rated total cooling capacity is out of range error continues...
************* ** ~~~ ** This error occurred 34372 total times;
************* ** ~~~ ** during Warmup 0 times;
************* ** ~~~ ** during Sizing 0 times.
************* ** ~~~ ** Max=2.683046E-005 Min=1.194913E-005
*************
************* ** Warning ** CalcDoe2DXCoil: Coil:Cooling:DX:SingleSpeed="OS:COIL:COOLING:DX:SINGLESPEED 1" - Full load outlet temperature indicates a possibility of frost/freeze error continues. Outlet air temperature statistics follow:
************* ** ~~~ ** This error occurred 10166 total times;
************* ** ~~~ ** during Warmup 0 times;
************* ** ~~~ ** during Sizing 0 times.
************* ** ~~~ ** Max=1.996028 Min=-36.929102
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Posted by: "jeannieboef@xxxxxxxxx" <jeannieboef@xxxxxxxxx>
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