| Description | Type | Default | 
|---|---|---|
|  
				   Scale factor for absolute temperature. TABS is used to convert units of temperature input (°F or °C) to the absolute temperature (°R or °K) when radiant heat effects are included. Specify PARAM, TABS, 273.16 when Celsius is used and PARAM, TABS, 459.69 when Fahrenheit is used. See SIGMA.  | 
 
				   Real  | 
 
				   0.0  |