Immunity Test Report: EX-1140 I/O Module

1. Overview of the Test
Product Tested: EX Series CC-LINK-IE F Basic Bus I/O Module
Model: EX-1140
Test Standards: IEC 61000 Series
Test Objective: Evaluate the product’s capability to resist common industrial environmental interference, including Electrostatic Discharge (ESD), Electrical Fast Transient (EFT), and Surge conditions, to ensure stable and reliable performance in demanding settings.

2. Summary of Test Results
Electrostatic Discharge (ESD): Passed (IEC 61000-4-2)
Electrical Fast Transient (EFT): Passed (IEC 61000-4-4)
Surge Immunity: Passed (IEC 61000-4-5)
The EX-1140 I/O module successfully met all test requirements, demonstrating compliance with the relevant IEC standards.

3. Detailed Test Results
3.1 Electrostatic Discharge (ESD) Test

Test Voltage:
Contact Discharge: ±4KV (Grade A)
Air Discharge: ±8KV (Grade A)
Test Observations:
At ±4KV, the I/O module and its cascaded components maintained normal operation.
At ±8KV, the system, including system power, I/O power, and DIP switch functionality, showed stable performance without any disruption.
Test Environment:
Temperature: 15.2℃
Humidity: 35%
3.2 Electrical Fast Transient (EFT) Test

Test Levels:
Power Interface: ±2KV (5KHZ/100KHZ, Grade A)
Signal Line Interface: ±1KV (5KHZ/100KHZ, Grade A)
Test Observations:
The EX-1140 and its cascaded components maintained stable operation under all specified EFT test conditions.
3.3 Surge Immunity Test

Results: The module passed the surge test, meeting the IEC 61000-4-5 standard for surge immunity.
4. Functional Retesting Results
After completing the immunity tests, functional retesting was conducted to verify the module’s performance. The results were as follows:

PLC Communication: Normal
I/O Input: Normal
I/O Output: Normal
Status Indicators: Normal
The EX-1140 I/O module exhibited consistent and reliable functionality post-testing, confirming its robustness and reliability under challenging conditions.

5. Conclusion
The EX Series CC-LINK-IE F Basic Bus I/O Module (Model: EX-1140) successfully passed all immunity tests, demonstrating:

Strong resistance to electrostatic discharge (ESD), electrical fast transients (EFT), and surge interference.
Compliance with stringent IEC 61000 series standards.
Reliable and stable performance in industrial environments.
This test confirms that the EX-1140 module is highly reliable and well-suited for industrial automation applications where immunity to interference is critical.

For further inquiries or detailed test data, feel free to contact us.