Omron CJ2H-CPU64 PLC CPU Module

USD 1,380.59

50K-step CJ-series CPU with 2560 I/O, RS-232C, USB, 32K words DM, and support for 3 expansion racks.

SKU Omron-CJ2H-CPU64 Category
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Omron CJ2H-CPU64 PLC CPU Module

Model Identifier CJ2H-CPU64
Official Part Number CJ2H-CPU64
GTIN Standard NA

Technical Overview

CJ2H-CPU64 is an Omron CJ-series PLC CPU module for panel-mounted industrial control systems. Official OMRON documentation lists it as a CJ2H CPU unit with 50K-step program capacity, 32K words of data memory, 32K words × 4 banks of expansion memory, 2560 total I/O capacity, built-in RS-232C serial communication, USB programming port, and support for up to 3 expansion racks. The CPU operates from a 5 VDC internal supply with 0.42 A current consumption, and the bare unit measures 90 mm × 65 mm × 49 mm and weighs 190 g or less.

Key Features

  • 50K-step program capacity
  • 32K words data memory
  • 32K words × 4 banks expansion memory
  • 2560 total I/O capacity
  • Built-in RS-232C serial port
  • USB programming port
  • Supports up to 3 expansion racks
  • 16 ns basic instruction speed
  • 5 VDC internal supply
  • Panel-mounted enclosure

High-speed CJ-series CPU with 16 ns basic instruction timing and scalable expansion capacity.

Technical Specification Matrix

ParameterValue
Program capacity50K steps
Data memory capacity32K words
Expansion memory32K words × 4 banks
Total I/O capacity2560
Maximum expansion40 units, 3 expansion racks
Basic instruction speed16 ns
System overhead time100 µs
Connector type9 Pin D-Sub Male
Current consumption5 VDC, 0.42 A
EnclosureMounted in a panel
GroundingLess than 100 Ω
Ambient operating temperature0 to 55°C
Ambient operating humidity10% to 90% (with no condensation)
Ambient storage temperature−20 to 70°C (excluding battery)
Altitude2,000 m or less
CPU rack dimensions (H × D × W)90 mm × 65 mm × 49 mm
Weight190 g or less
Built-in communicationsRS-232C serial port, USB programming port

Industrial Applications

1. High-speed conveyor sorting cell

The 16 ns basic instruction speed and 2560 I/O capacity make this CPU well suited for fast discrete sequencing, sensor polling, and reject/divert logic on high-throughput conveyor systems.

Problem Solved

Maintains deterministic control for high-volume sorting without starving I/O scan performance.

16 ns2560 I/Oconveyor automationdeterministic scandiscrete control

2. Multi-station assembly machine

With support for up to 3 expansion racks and 40 total units, this CPU can coordinate multiple remote I/O blocks, motion-related peripherals, and station interlocks in a single cabinet-based machine.

Problem Solved

Provides scalable control architecture for machines that outgrow a compact PLC CPU.

3 expansion racks40 unitspanel-mounted PLCmulti-station machineexpansion I/O

3. Legacy machine retrofit with serial tooling

The built-in RS-232C port and USB programming interface support straightforward integration into older industrial equipment that still depends on serial devices, HMIs, or maintenance laptops.

Problem Solved

Reduces retrofit complexity when existing field devices use serial communication.

RS-232CUSB programmingretrofit automationlegacy equipmentserial integration
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