178 194 3. About Hardware 15 .5 R2 .5 R4 80 160 360 130 80 8-φ5 378.2 159 10 210 POWER AIR OUT FAN 130 AIR FLOW FAN Figure 3.2. Physical Dimensions < ECH-PE-CE2-F4A, Vertically placed > 26 ECH-PE-CE2-F4A