The Omron CP2E-N30DT-A, also cataloged as the CP2E-N30DT-A Programmable Controller, operates as a dedicated hardware component for real-time discrete logic control and industrial network communication within CP2E Series Industrial Automation networks. Operating on an line input voltage of 100 to 240 VAC, the unit interfaces 18 discrete inputs and drives 12 sinking transistor output channels to execute direct physical signal switching and process automation tasks.

Technical Identifier Matrix

Hardware Specifications

I/O Density Scaling and Backplane Bus Velocity

The Omron CP2E-N30DT-A leverages an optimized internal architecture that prioritizes fast signal transfer rates across its local I/O interface. Internal backplane bus velocity ensures minimal instruction cycle latencies when scanning discrete inputs or asserting NPN transistor outputs. The integrated dual Ethernet hardware switch permits direct network daisy-chaining without introducing processing bottlenecks to the core CPU scan loop. Up to 3 expansion modules (CP1W series) can be appended via the expansion interface to increase discrete and analog channel counts while maintaining deterministic execution cycles.

Package Contents & Ordering Information

• 1x Omron CP2E-N30DT-A Programmable Controller Unit
• 1x Removable Screw Terminal Block Cover Kit
• 1x Hardware Installation Leaflet

Field Installation Guidelines

• Mechanical Installation: Install horizontally onto a 35 mm DIN rail or utilize direct panel mounting via M4 screws. Ensure 50 mm vertical air gaps above and below the housing for passive thermal cooling.
• Line Power Wiring: Terminate 100 to 240 VAC main utility power to terminals L1 and L2/N. Ensure protective earth grounding is completed prior to applying line power.
• Sinking Transistor Load Connections: Wire the common power rail for sinking outputs (NPN) to negative DC potential. Connect external DC loads between positive DC voltage and the corresponding output terminal.
• System Grounding: Run a low-impedance grounding wire (minimum 2.0 mm sq) directly from the functional earth terminal to the panel main ground bus.
• Communication Cable Shielding: Connect STP Category 5e networking cables with 360-deg braid shield termination clamps connected directly to ground.

Frequently Asked Questions

• Q: What line voltage range does the CP2E-N30DT-A operate on?

  A: The controller accepts an AC main input rating of 100 to 240 VAC, with an operational allowance of 85 to 264 VAC at 50/60 Hz.

• Q: What is the electrical configuration and rating of the transistor outputs?

  A: The outputs are NPN transistor (sinking) design, rated for 4.5 to 30 VDC operating voltage at a maximum current load of 0.3 A per point.

• Q: What is the internal 5 VDC power draw for the CPU unit?

  A: The internal current consumption rating is 0.52 A from the 5 VDC bus and 0.03 A from the 24 VDC bus.

• Q: How many local I/O expansion modules can be added to the unit?

  A: Up to 3 additional CP1W series expansion modules (discrete or analog I/O) can be connected to the base hardware frame.

• Q: What are the integrated Ethernet communication capabilities?

  A: The unit features 2 built-in RJ45 Ethernet ports supporting standard Ethernet switching functions, Modbus/TCP, and socket communication.

• Q: What is the user program memory depth for ladder execution?

  A: The module contains non-volatile memory storing up to 10k program execution steps alongside 10k words of data memory.

• Q: What ambient operating conditions must be maintained in the enclosure?

  A: Operating ambient temperature must remain between 0 and 55 deg C, with non-condensing relative humidity between 10% and 95%.

• Q: How are output surge spikes suppressed when switching DC inductive loads?

  A: External flywheel diodes should be wired in parallel across DC inductive loads to protect NPN switching transistors from reverse EMF voltage spikes.