... data EEPROM, can store fault, alarm, on/off and event information by category.4. Reserved RS232 Micro printer ... 4)Output: four groups of programmable outputs Contact capacity: 2A/DC24V or 1A/AC220VDisplay mode:LCD Working condition: Temperature: 0°C~ ... ,XE3112SL,XE3112SWL,XE3112H,XE3122,XE3123, XE3124,XE3125, XE3126Our system diagarm addressable electrical fire alarm system for mostly 512 points