... by construction. 2. LCD in Chinese. 3. Built-in large capacity data EEPROM, can store fault, alarm, on/off and event ... programmable outputs Contact capacity: 2A/DC24V or 1A/AC220VDisplay mode:LCD Working condition: Temperature: 0°C~ 55°C Humidity:<93 ... :XE3110,XE3112SL,XE3112SWL,XE3112H,XE3122,XE3123, XE3124,XE3125, XE3126Our system diagarm addressable electrical fire alarm system for mostly 512 points