Omron

Omron CJ1W-SP001/24VDC-2EA SYSMAC CJ Series Space Unit

SKU CJ1W-SP001/24VDC?2EA

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Omron

  • Product No.: CJ1W-SP001/24VDC?2EA

  • Country of origin:Japan

  • Product Type: PLC Spacer Modules

  • Payment: T/T, Western Union

  • Weight: 2000g

  • Dimensions: 12.0 x 10.0 x 5.0 cm

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

Maintaining clean backplane connections and physical structural continuity within SYSMAC control systems, the Omron CJ1W-SP001/24VDC-2EA serves as a dedicated hardware slot reservation spacer for CJ-Series PLC racks. This passive module occupies unused slot positions on CPU racks or expansion racks, protecting the delicate backplane slide-lock connectors from environmental contaminants, physical impacts, and electrostatic discharge. Deploying these units ensures your system layout remains organized, mechanically rigid, and prepared for seamless future I/O card hot-swaps or system expansions without modifications to existing DIN rail configurations.

Features

  • Environmental Protection: Seals unused backplane connector slots against conductive dust, moisture, and debris.
  • Mechanical Alignment: Locks adjacent modules securely in place using standard CJ-series side-locking slide mechanisms to prevent rack vibration damage.
  • Passive Design: Consumes zero electrical current from the 5 VDC backplane bus, ensuring optimal power budget availability for active CPU and I/O modules.
  • Scalable Architecture: Reserves dedicated rack spacing for planned hardware phases, allowing rapid deployment of motion, analog, or digital modules later.

Applications

  • Modular Machine Construction: Pre-engineering machine control panels with reserved space for future field options or upgrades.
  • Harsh Industrial Enclosures: Used in textile, woodworking, and metalworking control panels where particulate contamination poses a risk to exposed electronics.
  • High-Vibration Environments: Secures and stabilizes adjacent modules on the DIN rail to mitigate mechanical strain on the backplane bus connection.

Technical Specifications

Parameter Specification
Manufacturer Omron Industrial Automation
Model Reference CJ1W-SP001/24VDC-2EA
Compatible Platform SYSMAC CJ1 / CJ2 Series
Module Type Space Unit (Spacer / Dummy Module)
Current Consumption (Internal) 0 mA (Passive Unit)
Mounting Method DIN Rail or Backplane Rack Slide-Lock
Operating Temperature Range 0 to 55 degC
Storage Temperature Range -20 to 75 degC
Humidity (Non-condensing) 10% to 90% RH
Shipping Weight (Calculated) 0.3 kg (Calculated)
Package Dimensions (Calculated) 12.0 x 10.0 x 5.0 cm

Empirical Engineering Insights

Alternative Models & Compatibility

The CJ1W-SP001 functions as a universal physical blank for the entire CJ-series lineup (including CJ1G, CJ1H, CJ1M, and CJ2M). Unlike active bus termination units, this module does not terminate communications signals but instead acts as a bridge to physically secure the rack structure on long DIN rails. Note that if you are designing a system where heat dissipation is critical, placing space units adjacent to high-current analog modules can optimize convective airflow pathways inside the panel.

Application Pitfalls & Engineering Notes

While this spacer is mechanically identical to standard I/O cards, it must not be assigned any I/O addresses in the PLC configuration software (CX-Programmer or Sysmac Studio). The software configuration should simply skip the physical slot position where the space unit is mounted. Ensure that you do not force active CPU-bus communication cycles to an empty slot, as this may result in rack configuration discrepancies or localized bus faults.

Installation Guidelines

CRITICAL WARNING

Always isolate the main control panel power supply before mounting, unmounting, or sliding modules on the CJ-series rack. Moving modules while the system is energized can cause electrical arcing, damage the backplane bus interface pins, or fault the CPU module.

1

Ensure that the power supply module (e.g., CJ1W-PA201) is fully de-energized.

2

Hook the top rear hook of the space unit onto the standard 35mm DIN rail and press the module downward until it snaps into position.

3

Slide the module laterally to connect it flush with the adjacent active module on the rack.

4

Locate the yellow slide-lock tabs on the top and bottom of the adjacent module and slide them fully toward the space unit to lock the assembly structurally.

FAQ

What is the primary function of the CJ1W-SP001 module?

It serves as a physical space unit (blank spacer) to reserve physical slot space on a CJ-series PLC rack, protecting the active backplane connectors from dust and keeping the modular structural assembly secured.

Does this space unit draw any current from the PLC rack backplane?

No. The module is fully passive and consumes 0 mA of internal current from the 5 VDC bus, making it completely neutral in power budget calculations.

Do I need to configure this module in Sysmac Studio or CX-Programmer?

No configuration is required. The slot where the space unit is physically mounted should be left unassigned in the software hardware configuration.

Can this module be hot-swapped while the PLC is running?

No. Standard CJ-series racks do not support physical hot-swapping. The power supply must be switched off before sliding or locking modules on the rack.

View all FAQs →

Quantity
Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
Reviews
1 of 1
Only 3 item(s) left in stock
Quantity
View full details

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Japan

Technical knowledge

First TwinCAT PLC Project on a Beckhoff IPC

Build and verify a first TwinCAT PLC project on a Beckhoff IPC. This checklist covers target selection, EtherCAT discovery, I/O mapping, safe activation, restart tests, and commissioning records.

Commissioning OPC UA in KEPServerEX: A Field Checklist

A practical commissioning sequence for KEPServerEX OPC UA connections: define data ownership, test tags locally, configure endpoint and certificate trust, limit access, then verify failure recovery...

Set a PLC Commissioning Laptop IP Without Losing Access

Commissioning an Ethernet-connected PLC often starts with the laptop, not the controller. Learn how to record existing settings, choose a temporary address, test connectivity, and restore the plant...

Designing Automation for Combustible Dust Hazards

Combustible dust controls require more than alarms. Learn how to map dust generation, select instrumentation, design interlocks, handle failed feedback, test safe states, and maintain the full...

Hairpin Stators: Benefits, Limits, and Inspection

Hairpin windings raise slot fill and support compact traction motors, but conductor geometry, AC losses, insulation damage, weld quality, and cooling determine whether the design meets its targets.

Using Ansible for Controlled SCADA Server Changes

Use Ansible to standardize SCADA server changes without expanding OT risk. This guide covers inventories, idempotent playbooks, staged testing, credentials, logging, and practical rollback controls.