... power supply in harsh work environmentsOperating Temperature Operating temperature -10 °C ~ +50 °CHumidity Operating humidity 20 ~ 90% RH, no condensationStorage ... ~ 90% RHTemperature coefficient temperature coefficient of ± 0.03% °C (0 ~ +50 °C)Vibration by X, Y, Z axis, 10 ~ 500HZ, 2G10 ... Conducvction.ClassAMTBF 271.9K hrs.min. MIL-HDBK-217F (25 °C)Size 200 * 110 * 50 (L * W * H)Packaging a single ...