FAQ on Incubators/Drying Ovens

	We want to use more than one incubator stacked on top of each other. Please tell us the most appropriate way for stacking them.
	What the heating values of an incubator?
	What kind of refrigerant is used in the products and how much is the amount?
	Is it possible to program 3 to 4 patterns?
	Please tell us the power consumption of DN600.
	(1) Does the independent superheating preventing device attach as the standard accessory? (2) Does the device equip with the safety device against ground fault? (3) When the power is shut down such as power failure temporarily, does the device continue the operation set before the power failure after turning ON again?
	"Error 4" is displayed. Please tell us the troubleshooting.