CPX-E-8DO – Digital Output Module – Festo Remote I/O and Network Interface Components

USD $ 905.31 USD $ 742.35

SKU: 4080491

Manufacturer Part Number: Festo 4080491
Festo Remote I/O and Network Interface Components: CPX-E-8DO
OEM Spec Ref 

The Festo CPX-E-8DO, with MPN 4080491, is an advanced Remote I/O and network interface component, expertly engineered to facilitate superior control and connectivity within automated systems. This product is designed for integration into a wide array of industrial applications, ensuring robust data communication and streamlined machine operation.

Key Features:

  • Enhanced Connectivity: Equipped with eight digital outputs, the CPX-E-8DO enables efficient control signals for actuators, ensuring rapid response times and high reliability in operations.
  • High Compatibility: Designed to seamlessly integrate with CPX-E control systems and other Festo I/O modules, this component enhances system flexibility and scalability.
  • Rugged Design: Built to withstand industrial environments, it offers durability and long-term performance, resisting the challenges of dust, vibration, and temperature fluctuations.
  • Easy Configuration: The intuitive design allows for quick and simple setup, reducing installation times and facilitating easier maintenance and diagnostics.
  • Optimized Space Usage: Its compact structure is ideal for installations where space is at a premium, yet where functionality cannot be compromised.


  • System Efficiency: By streamlining communication between controllers and actuators, it significantly boosts the efficiency and speed of automated processes.
  • Cost-Effectiveness: Reduces operational costs by minimizing downtime and maintenance requirements through reliable performance and easy serviceability.
  • Operational Longevity: Extends the life of the entire system by ensuring stable and reliable operation, reducing wear and stress on connected components.
  • Safety Enhancement: Enhances safety protocols by providing consistent and dependable outputs, crucial for maintaining high safety standards in automated operations.


  • Automated Assembly Lines: Crucial for controlling precise operations in automated assembly, where timing and reliability are paramount.
  • Material Handling Systems: Enhances the control of material handling systems, ensuring smooth and efficient movement of goods.
  • Robotics: Plays a vital role in robotic systems, providing the necessary outputs for effective and precise robotic functions.
  • General Automation: Applicable across a broad spectrum of industrial automation tasks, improving operational accuracy and reliability.

The Festo CPX-E-8DO stands as a testament to Festo’s commitment to innovation and excellence in automation technology, offering a robust solution for enhancing connectivity and control in complex industrial environments.

Technical Data

Feature Specification
Dimensions (W x L x H) 18.9 mm x 76.6 mm x 124.3 mm
Width dimension 18.9 mm
Type of mounting With H-rail
Product weight 93 g
Mounting position Vertical
Ambient temperature -5 °C … 50 °C
Note on ambient temperature -5 – 60 °C for vertical installation
Storage temperature -20 °C … 70 °C
Relative air humidity 95 %
Degree of protection IP20
Corrosion resistance class (CRC) 0 – No corrosion stress
Vibration resistance Transport application test with severity level 1 as per FN 942017-4 and EN 60068-2-6
Shock resistance Shock test with severity level 1 as per FN 942017-5 and EN 60068-2-27
Protection against direct and indirect contact PELV
Max. cable length 30 m outputs
LABS (PWIS) conformity VDMA24364 zone III
CE marking As per EU EMC directive
As per EU RoHS directive
UKCA marking To UK instructions for EMC
To UK RoHS instructions
KC characters KC EMC
Certification RCM compliance mark
c UL us – Listed (OL)
Certificate issuing authority UL E239998
Note on materials RoHS-compliant
Housing material PA
Diagnostics via LED Faults per channel
Faults per module
Status per channel
Diagnostics via bus Module error
Output short circuit/overload
Load supply undervoltage
Max. address capacity outputs 1 byte
No. of outputs 8
Module parameters Output short circuit diagnostics
Load supply undervoltage diagnostics
Response to short circuit/overload
Channel parameters  Forcing channel x
Power supply, type of connection Terminal strip
Power supply, connection technology Spring-loaded terminal
Power supply, connection pattern 00995847
Power supply, number of pins/wires 4
Nominal operating voltage DC load 24 V
Permissible voltage fluctuations load ± 25%
Power supply, conductor diameter 0.2 mm² … 1.5 mm²
Power supply, information on conductor diameter 0.2 – 2.5 mm² for flexible conductors without cable end sleeves
Intrinsic current consumption at nominal operating voltage load Typically 34 mA
Reverse polarity protection 24 V load against 0 V load
Electrical connection output, function Digital output
Electrical connection output, connection type 4x terminal strip
Electrical connection output, connection technology Spring-loaded terminal
Electrical output connection, number of pins/wires 4
Electrical connection for output, connection pattern 00995846
Electrical connection for output, conductor cross section 0.2 mm² … 1.5 mm²
Electrical connection for output, information on conductor cross section 0.2 – 2.5 mm² for flexible conductors without cable end sleeves
Characteristic curve outputs As per IEC 61131-2, type 0.5
Switching logic at outputs PNP (positive switching)
Behavior after end of overload of the outputs No automatic return (default) Parameterizable (module by module)
Max. residual current of outputs per module 4 A
Electrical isolation between channels no
Electrical isolation between channel and internal bus yes
Fuse protection (short circuit) Internal electronic fuse per channel
Weight 0.093 kg
Dimensions 1.89 × 7.66 × 12.43 cm