D4-450 CPU, 30.8K words total memory. 7.5K flash ladder memory on board or use optional memory cartridge for up to 15.5K ladder (RAM, UVPROM, or EEPROM cartridges available). RLL/RLLPLUS programming including support for up to 16 PID loops and floating point math. Built-in communication ports including an RS232C programming port and auxiliary RS232C/RS422 ports. Internal 110/220 VAC power supply (memory cartridge is optional). NOTE: If the D4-450 is replacing a CPU in an existing system, and the system has specialty modules with an F4 part number, (CoPros, SDN, etc.) please contact our Technical Services group before ordering. These modules may require an upgrade to operate with the D4-450. (Does not apply to analog modules.)

Manufacturer Part Number: D4-450