The DirectLOGIC DL405 controller offers two feature-enhanced CPUs in this product line, the D4-454 and D4-454DC-1. Both include a built-in power supply and communication ports. Each CPU offers a large amount of program memory, The D4-454 CPUs offer a substantial instruction set and advanced diagnostics that includes drum sequencers, ASCII output, floating point math, trig functions, bit of word, timed and hardware-triggered subroutines, For/Next loops, Fill in the blank PID control, and more

The DirectLOGIC DL405 PLC also features:

• Three base sizes
• AC/DC in/out, up to 64 points
• 10A relay out
• 12-bit and 16-bit analog inputs and outputs
• Thermocouple and RTD inputs
• Data communications, including serial and Ethernet modules
• High-speed counter input and pulse output
• Serial remote I/O master and slave modules
• Ethernet remote I/O master and slave base controllers