The ABB CL-LDC.LNAC2 (part number 1SVR440823R1000) is a display base module from ABB's CL range. It serves as both a CPU and power supply, operating with an input voltage of 100-240V AC. Key features include:

• Expandable via CL-LINK for local and remote expansions
• Network setup via CL-NET fieldbus
• 256 programmable rungs with 4 contacts in series plus 1 coil
• 32 freely editable display texts and multiple timers
• High-speed counters, frequency counters, and analog value comparators
• IP20 protection rating for industrial environments