| Technical    data | CX1100-0900 | 
                
                  | Power    supply | 24 V DC (-15    %/+20 %) | 
                
                  | Storage technology | capacitive | 
                
                  | Capacity | 20 As | 
                
                  | Retention time | adjustable, load-dependent | 
                
                  | Max.    output current | 550 mA (24 V    DC) | 
                
                  | Charging current | max. 4 A | 
                
                  | Diagnostics    LED | 24 V DC    input, 24 V DC output, Charge | 
                
                  | Interface to the CPU | 16 bit ISA (PC/104 standard) | 
                
                  | Max.    power loss | 2 W | 
                
                  | Dimensions (W x H x D) | 57 mm x 100 mm x 91 mm | 
                
                  | Weight | approx. 346 g | 
                
                  | Operating/storage temperature | 0…+55 °C/-25…+85 °C | 
                
                  | Relative    humidity | 95 %, no    condensation | 
                
                  | Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 | 
                
                  | EMC    immunity/emission | conforms to    EN 61000-6-2/EN 61000-6-4 | 
                
                  | Protection rating | IP20 |