6 Keysight U8903A User’s GuideEnvironmental ConditionsThis instrument is designed for indoor use and in an area with low condensation.The table below shows the general environmental requirements for thisinstrument.Environmental cond itions RequirementsOperating temperature 0 °C to 55 °COperating humidity 20% to 80% RH noncondensing at 40 °CStorage temperature –40 °C to 70 °CStorage humidity 20% to 80% RH noncondensing at 65 °CCAUTION The U8903A Audio Analyzer complies with the following safety and EMCrequirements.– IEC 61010-1:2001/EN 61010-1:2001 (2nd Edition)– Canada: CAN/CSA-C22.2 No. 61010-1-04– Canada: ICES-001:2004– IEC 61326-1:2005/EN 61326-1:2006– Australia/New Zealand: AS/NZS CISPR11:2004– USA: ANSI/UL 61010-1:2004