Emerson KJ2231X1-EA1 SIS Relay Module Genuine Low Price
Emerson KJ2231X1-EA1 SIS Relay Module Product Overview
The Emerson KJ2231X1-EA1 SIS Relay Module is a high-reliability safety instrumented system (SIS) relay module designed for DeltaV™ SIS (Safety Instrumented System) applications. It provides fail-safe switching of safety-critical loads, ensuring reliable operation in emergency shutdown (ESD) and safety interlock applications.
The KJ2231X1-EA1 relay module features mechanically linked relays to meet the highest safety integrity levels (SIL 3), making it ideal for process industries such as oil & gas, petrochemical, and power generation. It is built to comply with IEC 61508 and IEC 61511 safety standards, ensuring it meets the stringent requirements of safety systems in industrial environments.
With dimensions of 36 x 229 x 51 mm and a weight of 0.4 kg, this module is compact and easy to integrate into existing SIS architectures. It provides redundant and fault-tolerant capabilities, ensuring safe and reliable operation even in harsh industrial environments.
Key Features
- High-reliability relay module – Designed for safety-critical applications in SIS environments.
- SIL 3 certified – Complies with IEC 61508 and IEC 61511 safety standards.
- Mechanically linked relays – Provides fail-safe operation and redundancy.
- Supports emergency shutdown (ESD) systems – Ensures safe shutdown of critical processes.
- Compact and modular design – Easily integrates into DeltaV SIS architectures.
- Fast switching time – Ensures rapid response to emergency situations.
- Built-in diagnostics – Monitors relay health, status, and fault conditions.
- High electromagnetic compatibility (EMC) – Resistant to industrial electrical noise and interference.
- Redundant configuration support – Enhances system reliability and availability.
- Long operational life – Designed for extended use in harsh environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Module Type | SIS Relay Module |
| Dimensions | 36 x 229 x 51 mm |
| Weight | 0.4 kg |
| Relay Type | Mechanically linked relays |
| Safety Integrity Level (SIL) | SIL 3 (Certified per IEC 61508/61511) |
| Number of Channels | 2 independent relay outputs |
| Operating Voltage | 24V DC (Nominal) |
| Maximum Switching Current | 6A per channel (Resistive Load) |
| Switching Voltage Range | 24V to 250V AC/DC |
| Response Time | Fast switching for emergency applications |
| Isolation Protection | Galvanic isolation between channels |
| Diagnostics | Real-time monitoring of relay health |
| Power Consumption | Low energy consumption |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -50°C to +85°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Mounting Type | DIN rail mounting |
| Communication Interface | Integrated with DeltaV SIS system |
| Electromagnetic Compatibility (EMC) | High resistance to EMI and electrical noise |
Applications
The Emerson KJ2231X1-EA1 SIS Relay Module is widely used in process automation and safety systems that require high-reliability relay switching for safety-critical operations. Some key applications include:
- Oil & Gas – Used in emergency shutdown (ESD) systems, blowout preventers, and compressor safety controls.
- Chemical & Petrochemical – Ensures safe operation of hazardous chemical processes and reactor shut-off systems.
- Power Generation – Applied in turbine protection, generator fault shutdown, and grid isolation.
- Water & Wastewater Treatment – Helps in pump overcurrent protection and automated safety interlocks.
- Manufacturing & Automotive – Provides safety relay switching for robotic automation and machine shutdown systems.
- Pharmaceuticals – Supports GMP-compliant process automation and safety systems.
- Mining & Metals – Used in conveyor belt emergency stop systems and process safety interlocks.
- Aerospace & Defense – Integrated into mission-critical safety shutdown applications.
- Renewable Energy – Used in wind and solar power systems for emergency disconnect functions.
- Food & Beverage – Ensures safe shutdown of process lines in hazardous conditions.
Related Models
Below are 10 related models from Emerson’s DeltaV SIS automation series that offer similar or complementary functionalities:
| Model | Description |
|---|---|
| KJ2232X1-EA1 | SIS Digital Input Module |
| KJ2233X1-EA1 | SIS Digital Output Module |
| KJ2234X1-EA1 | SIS Analog Input Module |
| KJ2235X1-EA1 | SIS Analog Output Module |
| KJ2236X1-EA1 | High-Density Digital Input Module |
| KJ2237X1-EA1 | High-Density Digital Output Module |
| KJ2238X1-EA1 | SIS Redundant Relay Module |
| KJ2239X1-EA1 | Thermocouple Input Module |
| KJ2240X1-EA1 | Pulse Input Module for Safety Applications |
| KJ2241X1-EA1 | Redundant Power Supply Module for SIS |
Emerson KJ2231X1-EA1 is in stock. Contact us for quick quotes and competitive prices.
| Company Information | ||||||||
| sales@industrial88.com | ||||||||
| Mobile | +86 17350837383 | |||||||
| +86 17350837383 | ||||||||
| 17350837383 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a professional company engaged in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts for customers in the global manufacturing, energy, power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the global cumulative shipment volume has reached 223650 pieces, with an annual output value of 50000000 US dollars.
Successfully served over 500 clients in more than 100 countries and regions including Saudi Arabia, the United Arab Emirates, the United States, Europe, Africa, and Southeast Asia
Our mission
To provide customers with the highest quality PLC spare parts and the fastest delivery service, ensuring that their industrial automation systems are always in optimal operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether you\’re looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.
