Casio IT-10M20, 10M30BR manual Quality References, Environmental Performances, 4.1.1, IP5x, IPx4

4. Quality References

This chapter describes about quality references specially concerned with environmental performance, electric durability, mechanical durability, reliability, compliance and, etc. for the IT-10 series and its dedicated options.

4.1		Environmental Performances
4.1.1		IT-10
	Table 4.1
		Item		Specification	Condition
	Temperature
			Operation	0 to 40℃
			Non-operation	-20 to 60℃
	Humidity
			Operation	10 to 85 %RH	No condensation
			Non-operation	10 to 90 %RH
	Storage in carton		box
			Temperature	-20 to 60℃
			Humidity	10 to 90 %RH
	Dust and water-		splash proof
				IP54 level (compliant with IEC60529)	All covers on the terminal
				See “IP (Industrial Protection) code”.	are closed while testing.

IP (Industrial Protection) code

Acording system to indicate the degrees of protection provided by an enclosure against access to hazardous parts, ingress of solid foreign objects, ingress of water and to give additional protection in connection with such protection. Elements of the IP54 level and their meanings are as follows.

IP5x

Represents dust proof to level 5. This level of IP code means that the terminal is protected against solid foreign objects including dust to penetrate the enclosure.

IPx4

Represents water-splash proof to level 4. No detrimental effect is observed even with exposure to water splashed from any direction.

“x” represents that a characteristic numeral is not required to be specified.

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