Keysight U2722A/U2723A User’s Guide 7Environmental 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 50 °COperating humidity 20% to 85% RH non-condensingStorage temperature –20 °C to 70 °CStorage humidity 5% to 90% RH non-condensingNOTE The U2722A/U2723A USB Modular Source Measure Units complies with thefollowing safety and EMC requirements:– IEC 61326-1:2005/EN61326-1:2006– Canada: ICES-001:2004– Australia/New Zealand: AS/NZS CISPR11:2004– IEC 61010-1:2001/EN 61010-1:2001 (2nd Edition)– Canada: CAN/CSA-C22.2 No. 61010-1-04– USA: ANSI/UL 61010-1:2004