Omron CJ2H Programmable Logic Controller
The Omron CJ2H series represents the high-end model in the CJ-series lineup, delivering lightning-fast processing, massive memory, and advanced networking capabilities for demanding industrial automation applications. Designed for complex machines and large-scale systems, the CJ2H is the ultimate solution for applications that require high-speed control, data handling, and flexibility.
Categories:
Omron CJ Series PLC- High-speed, high-capacity EtherNet/IP is built into every model.
- The CIP communications protocol is supported for direct access to multivendor devices.
- Tag memory provided for easy access from host PCs and PTs.
- Even more program memory and data memory.
- Superior high-speed control performance: LOAD instructions execute in 16 ns, SINE instructions in 0.59 μs.
- The more advanced motion control by the lower cost: Synchronous Unit Operation.
- Increased I/O throughput speed by Immediate refreshing instructions with direct processing.
| Specification | Description | |||||
|---|---|---|---|---|---|---|
| Item | CJ2H- | |||||
| CPU64-EIP | CPU65-EIP | CPU66-EIP | CPU67-EIP | CPU68-EIP | ||
| Enclosure | Mounted in a panel | |||||
| Grounding | Less than 100 Ω | |||||
| CPU Rack Dimensions | 90 mm × 65 mm × 80 mm (H × D × W) | |||||
| Weight * | 280 g or less | |||||
| Current Consumption | 5 VDC, 0.82 A | |||||
| Use Environment | Ambient Operating Temperature | 0 to 55 °C | ||||
| Ambient Operating Humidity | 10% to 90% (with no condensation) | |||||
| Atmosphere | Must be free from corrosive gases. | |||||
| Ambient Storage Temperature | - 20 to 70 °C (excluding battery) | |||||
| Altitude | 2,000 m or less | |||||
| Pollution Degree | 2 or less: Meets IEC 61010-2-201. | |||||
| Noise Immunity | 2 kV on power supply line (Conforms to IEC 61000-4-4.) | |||||
| Overvoltage Category | Category II: Meets IEC 61010-2-201. | |||||
| EMC Immunity Level | Zone B | |||||
| Vibration Resistance | Conforms to IEC60068-2-6. 5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz Acceleration of 9.8 m/s2 for 100 min in X, Y, and Z directions (10 sweeps of 10 min each = 100 min total) | |||||
| Shock Resistance | Conforms to IEC60068-2-27. 147 m/s2, 3 times in X, Y, and Z directions (100 m/s2 for Relay Output Units) | |||||
| Battery | Life | 5 years at 25 °C | ||||
| Weight | Approx. 10 g | |||||
| Model | CJ1W-BAT01 | |||||
| Applicable Standards | Conforms to cULus, NK, LR and EC Directives. | |||||
| Function | Specification | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Items | CJ2H- | ||||||||
| CPU64-EIP | CPU65-EIP | CPU66-EIP | CPU67-EIP | CPU68-EIP | |||||
| User Memory | 50K steps | 100K steps | 150K steps | 250K steps | 400K steps | ||||
| I/O Bits | 2,560 bits | ||||||||
| Processing Speed | Overhead Processing Time | Normal Mode: 200 μs (If tag data links are used with EtherNet/IP, add the following to the above time: 100 μs + Number of transferred words × (0.33 μs or 0.87 μs *)) When High-speed interrupt function is used | |||||||
| Execution Time | Basic Instructions: 0.016 μs min.; Special Instructions: 0.048 μs min. | ||||||||
| Inter- rupts | I/O Interrupts and External Interrupts | Interrupt task startup time: 26 μs or 17 μs * (30 μs in unit Ver.1.0) Return time to cyclic task: 11 μs or 8 μs * (15 μs in unit Ver.1.0) * When High-speed interrupt function is used | |||||||
| Scheduled Interrupts | Interrupt task startup time: 22 μs or 13μs * (27 μs in unit Ver.1.0) Return time to cyclic task: 11 μs or 8μs * (15 μs in unit Ver.1.0) * When High-speed interrupt function is used | ||||||||
| Maximum Number of Connectable Units | Total per CPU Rack or Expansion Rack: 10 Units max.; Total per PLC: 40 Units max. | ||||||||
| Maximum Number of Expansion Racks | 3 max. | ||||||||
| CIO Area | I/O Area | 2,560 bits (160 words): Words CIO 0000 to CIO 0159 | |||||||
| Link Area | 3,200 bits (200 words): Words CIO 1000 to CIO 1199 | ||||||||
| Synchronous Data Refresh Area | 1,536 bits (96 words): Words CIO 1200 to CIO 1295 | ||||||||
| CPU Bus Unit Area | 6,400 bits (400 words): Words CIO 1500 to CIO 1899 | ||||||||
| Special I/O Unit Area | 15,360 bits (960 words): Words CIO 2000 to CIO 2959 | ||||||||
| DeviceNet Area | 9,600 bits (600 words): Words CIO 3200 to CIO 3799 | ||||||||
| Internal I/O Area | 3,200 bits (200 words): Words CIO 1300 to CIO 1499 37,504 bits (2,344 words): Words CIO 3800 to CIO 6143 Cannot be used for external I/O. | ||||||||
| Work Area | 8,192 bits (512 words): Words W000 to W511 Cannot be used for external I/O. | ||||||||
| Holding Area | 8,192 bits (512 words): Words H000 to H511 Bits in this area maintain their ON/OFF status when PLC is turned OFF or operating mode is changed. Words H512 to H1535: These words can be used only for function blocks. They can be used only for function block instances (i.e., they are allocated only for internal variables in function blocks). | ||||||||
| Auxiliary Area | Read-only: 31,744 bits (1,984 words) 7,168 bits (448 words): Words A0 to A447 24,576 bits (1,536 words): Words A10000 to A11535 * Read/write: 16,384 bits (1,024 words) in words A448 to A1471 * *A960 to A1471 and A10000 to A11535 cannot be accessed by CPU Bus Units, Special I/O Units, PTs, and Support Software that do not specifically support the CJ2 CPU Units. | ||||||||
| Temporary Area | 16 bits: TR0 to TR15 | ||||||||
| Timer Area | 4,096 timer numbers (T0000 to T4095 (separate from counters)) | ||||||||
| Counter Area | 4,096 counter numbers (C0000 to C4095 (separate from timers)) | ||||||||
| DM Area | 32k words * DM Area words for Special I/O Units: D20000 to D29599 (100 words × 96 Units) DM Area words for CPU Bus Units: D30000 to D31599 (100 words × 16 Units) *Bits in the EM Area can be addressed either by bit or by word. These bits cannot be addressed by CPU Bus Units, Special I/O Units, PTs, and Support Software that do not specifically support the CJ2 CPU Units. | ||||||||
| EM Area | 32k words/bank × 25 banks max.: E00_00000 to E18_32767 max. *1 *2 *1. Bits in the EM Area can be addressed either by bit or by word. These bits cannot be addressed by CPU Bus Units, Special I/O Units, PTs, and Support Software that do not specifically support the CJ2 CPU Units. *2. EM banks D to 18 cannot be accessed by CPU Bus Units, Special I/O Units, PTs, and Support Software that do not specifically support the CJ2 CPU Units. *3. Force-set/reset to the EM Area is enabled by specifying a start bank in parameter settings. (unit version 1.2 or higher) | ||||||||
| 32K words × 4 banks | 32K words × 4 banks | 32K words × 10 banks | 32K words × 15 banks | 32K words × 25 banks | |||||
| Force- S/R Enabled Banks | When EM force-S/R function is used *3 | Bank 0 to 3 | Bank 0 to 3 | Bank 0 to 9 | Bank 0 to E | Bank 0 to 18 | |||
| When automatic address allocation is specified | Bank 3 | Bank 3 | Bank 6 to 9 | Bank 7 to E | Bank 11 to 18 | ||||
| Index Registers | IR0 to IR15 These are special registers for storing PLC memory addresses for indirect addressing. (Index Registers can be set so that they are unique in each task or so that they are shared by all tasks.) | ||||||||
| Cyclic Task Flag Area | 128 flags | ||||||||
| Memory Card | 128 MB, 256 MB, or 512 MB | ||||||||
| Operating Modes | PROGRAM Mode: Programs are not executed. Preparations can be executed prior to program execution in this mode. MONITOR Mode: Programs are executed, and some operations, such as online editing, and changes to present values in I/O memory, are enabled in this mode. RUN Mode: Programs are executed. This is the normal operating mode. | ||||||||
| Execution Mode | Normal Mode | ||||||||
| Programming Languages | Ladder Logic (LD), Sequential Function Charts (SFC), Structured Text (ST), and Instruction Lists (IL) | ||||||||
| Function Blocks | Maximum number of definitions | 2,048 | |||||||
| Maximum number of instances | 2,048 | ||||||||
| Tasks | Type of Tasks | Cyclic tasks Interrupt tasks (Power OFF interrupt tasks, scheduled interrupt tasks, I/O interrupt tasks, and external interrupt tasks) | |||||||
| Number of Tasks | Cyclic tasks: 128 Interrupt tasks: 256 (Interrupt tasks can be defined as cyclic tasks to create extra cyclic tasks. Therefore, the total number of cyclic tasks is actually 384 max.) | ||||||||
| Symbols (Variables) | Type of Symbols | Local symbols: Can be used only within a single task in the PLC. Global symbols: Can be used in all tasks in the PLC. Network symbols (tags): I/O memory in the CPU Unit can be externally accessed using symbols, depending on parameter settings. | |||||||
| Data Type of Symbols | BOOL (bit) UINT (one-word unsigned binary) UDINT (two-word unsigned binary) ULINT (four-word unsigned binary) INT (one-word signed binary) DINT (two-word signed binary) LINT (four-word signed binary) UINT BCD (one-word unsigned BCD) *1 UDINT BCD (two-word unsigned BCD) *1 ULINT BCD (four-word unsigned BCD) *1 REAL (two-word floating-point) LREAL (four-word floating-point) CHANNEL (word) *1 NUMBER (constant or number) *1 WORD (one-word hexadecimal) DWORD (two-word hexadecimal) LWORD (four-word hexadecimal) STRING (1 to 255 ASCII characters) TIMER (timer) *2 COUNTER (counter) *2 User defined data types (data structures) *3 *1. Cannot be used in Function blocks *2. Can be used only in Function blocks *3. Supported only when CX-Programmer version 9.0 or later is used | ||||||||
| Maximum Size of Symbol | 32k words | ||||||||
| Array Symbols (Array Variables) | One-dimensional arrays | ||||||||
| Number of Array Elements | 32,000 elements max. | ||||||||
| Number of Registrable Network Symbols (Tags) | 20,000 max. | ||||||||
| Length of Network Symbol (Tag) Name | 255 bytes max. | ||||||||
| Encoding of Network Symbols (Tags) | UTF-8 | ||||||||
| Data Tracing | Memory Capacity | 8,000 words | 16,000 words | 32,000 words | |||||
| (The EM Area can be specified from the CX-Programmer to use up to 32K words multiplied by the number of banks supported by the CPU Unit model.) | |||||||||
| Number of Samplings | Bits = 31, one-word data =16, two-word data = 8, four-word data = 4 | ||||||||
| Sampling Cycle | 1 to 2,550 ms (Unit: 1 ms) | ||||||||
| Trigger Conditions | ON/OFF of specified bit Data comparison of specified word Data size: 1 word, 2 words, 4 words Comparison Method: Equals (=), Greater Than (>), Greater Than or Equals (≥), Less Than (<), Less Than or Equals (≤), Not Equal (≠) | ||||||||
| Delay Value | - 32,768 to +32,767 ms | ||||||||
| File Memory | Memory Card (128, 256, or 512 Mbytes) (Use the Memory Cards provided by OMRON.) EM file memory (Part of the EM Area can be converted for use as file memory.) | ||||||||
| Source/ Comment Memory | Program sources, comments, program indexes, symbol tables | Capacity: 3.5 Mbytes | |||||||
| Communi- cations | Logical Ports for Communications | Logical Ports | 8 ports (Used for SEND, RECV, CMND, PMCR, TXDU, and RXDU instructions.) | ||||||
| Extended Logical Ports | 64 ports (Used for SEND2, RECV2, CMND2, and PMCR2 instructions.) | ||||||||
| CIP Communications Specification | Class 3 (Connection Type) | Number of connections: 128 | |||||||
| UCMM (Non- connection Type) | Maximum number of clients that can communicate at the same time: 32 Maximum number of servers that can communicate at the same time: 32 | ||||||||
| Peripheral (USB) Port | USB 2.0-compliant B-type connector | ||||||||
| Baud Rate | 12 Mbps max. | ||||||||
| Transmission Distance | 5 m max. | ||||||||
| Serial Port | Interface: Conforms to EIA RS-232C. | ||||||||
| Communications Method | Half-duplex | ||||||||
| Synchronization Method | Start-stop | ||||||||
| Baud Rate | 0.3, 0.6, 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, 57.6, or 115.2 (kbps) | ||||||||
| Transmission Distance | 15 m max. | ||||||||
| EtherNet/IP Port | --- | ||||||||
| Transmis- sion Specifica- tions | Media Access Method | CSMA/CD | |||||||
| Modulation | Baseband | ||||||||
| Transmission Paths | Star | ||||||||
| Baud Rate | 100 Mbps (100Base-TX) | ||||||||
| Transmission Media | Shielded twisted-pair (STP) cable; Categories: 5, 5e | ||||||||
| Transmission Distance | 100 m (between hub and node) | ||||||||
| Number of Cascade Connections | No restrictions if switching hub is used. | ||||||||
| Communi- cations Specifica- tions | CIP Communications: Tag Data Links | --- | |||||||
| Number of Connections | 256 | ||||||||
| Packet Interval (Refresh period) | 0.5 to 10,000 ms (Unit: 0.5 ms) Can be set for each connection. (Data will be refreshed at the set interval, regardless of the number of nodes.) | ||||||||
| Maximum allowed communications bandwidth per Unit | 6,000 to 12,000 pps *1 *2 | ||||||||
| Number of Registerable Tag | 256 | ||||||||
| Type of Tags | CIO, DM, EM, HR, WR, and Network symboles | ||||||||
| Number of Tags per Connection | 8 (Seven tags if PLC status is included in the segment.) | ||||||||
| Maximum Link Data Size per Node | 184,832 words | ||||||||
| Maximum Data Size per Connection | 252 or 722 words *3 (Data is synchronized within each connection.) | ||||||||
| Number of Registrable Tag Set | 256 (1 connection = 1 segment) | ||||||||
| Maximum Tag Set Size | 722 words (One word is used when PLC status is included in the segment.) | ||||||||
| Maximum Number of Tags Refreshable in a Single Cycle of CPU Unit *4 | Output/send (CPU Unit to EtherNet/IP): 256 Input/receive (EtherNet/IP to CPU Unit): 256 | ||||||||
| Data Size Refreshable in a Single Cycle of CPU Unit *4 | Output/send (CPU to EtherNet/IP): 6,432 words Input/receive (EtherNet/IP to CPU): 6,432 words | ||||||||
| Change of Tag Data Link Parameter Settings during Operation | OK *5 | ||||||||
| Multi-cast Packet Filter *6 | OK | ||||||||
| CIP Communications: Explicit Messages | --- | ||||||||
| Class 3 (Connection Type) | Number of connections: 128 | ||||||||
| UCMM (Non- connection Type) | Maximum number of clients that can communicate at the same time: 32 Maximum number of servers that can communicate at the same time: 32 | ||||||||
| CIP Routing | OK(CIP routing is enabled for the following remote Units: CJ1W-EIP21/EIP21S, CJ2H-CPU6[]-EIP,CJ2M-CPU3[], and CS1W-EIP21/EIP21S.) | ||||||||
| FINS Communications | --- | ||||||||
| FINS/UDP | OK | ||||||||
| FINS/TCP | 16 connections max. | ||||||||
| EtherNet/IP Conformance Test | Conforms to A5. | ||||||||
| EtherNet/IP Interface | 10Base-T/100Base-TX Auto Negotiation/Fixed Setting | ||||||||
| Product name | Specifications | Current consumption (A) | Model | ||||
|---|---|---|---|---|---|---|---|
| I/O capacity/ Mountable Units (Expansion Racks) | Program capacity | Data memory capacity | LD instruction execution time | 5 V | 24 V | ||
| CJ2H (Built-in EtherNet/IP) CPU Units | 2,560 points/ 40 Units (3 Expansion Racks max.) | 400K steps | 832K words DM: 32K words EM: 32K words × 25 banks | 0.016 μs | 0.82 * | --- | CJ2H-CPU68-EIP |
| 250K steps | 512K words DM: 32K words EM: 32K words × 15 banks | CJ2H-CPU67-EIP | |||||
| 150K steps | 352K words DM: 32K words EM: 32K words × 10 banks | CJ2H-CPU66-EIP | |||||
| 100K steps | 160K words DM: 32K words EM: 32K words × 4 banks | CJ2H-CPU65-EIP | |||||
| 50K steps | 160K words DM: 32K words EM: 32K words × 4 banks | CJ2H-CPU64-EIP | |||||
|
Catalog Name
|
Catalog Number[size]
|
Last Update
|
|
|---|---|---|---|
| CJ2H-CPU6[]-EIP Data Sheet | [986KB] | Oct 01, 2024 | CJ2H-CPU6[]-EIP Data Sheet |
| CJ2 Catalog | P059-E1-29 [18406KB] |
Apr 01, 2025 | CJ2 Catalog |
| New Functions Added to CS/CJ/CP Series Catalog | P097-E1-01 [1267KB] |
Sep 28, 2015 | New Functions Added to CS/CJ/CP Series Catalog |
| EtherNet/IP™ Catalog | R150-E1-32 [2441KB] |
Apr 01, 2025 | EtherNet/IP™ Catalog |
Applications
- High-speed packaging lines
- Robotics and precision motion systems
- Automotive production cells
- Multi-axis CNC machines
- Process automation with large I/O networks
Why Choose
- Top-tier speed and performance for demanding control systems
- Seamless integration with Omron's motion, vision, and safety products
- Flexible network support: Ethernet/IP, DeviceNet, Profibus, and more
- Ideal for applications requiring large data processing and real-time control
- Backed by Omron’s global support and industrial automation expertise
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