Product Description

The Emerson DeltaV KJ2221X1-BA1 is a high-performance Repeater Module designed for SISNET logic solver communications. It ensures signal integrity over long distances in safety-instrumented systems. Built for extreme environments, it supports a wide temperature range and provides robust protection against airborne contaminants. This module is essential for maintaining reliable data exchange within the DeltaV automation architecture.

Technical Specifications

• Brand: Emerson DeltaV
• Model Number: KJ2221X1-BA1
• Series: S-series DeltaV SIS
• Product Type: Repeater Module
• Local Bus Power: 24 VDC
• Current Load: 300 mA maximum
• Communication Protocol: SISNET
• Temperature Range: -40 to +70 Degrees Celsius
• Shock Resistance: 10g Half Sinewave for 11ms
• Vibration Tolerance: 1mm Peak to Peak (2-13.2Hz)
• Airborne Protection: ISA-S71.04 Class G3
• Relative Humidity: 5 to 95 Percent Non-Condensing

Core Features and Performance

• Extends SISNET communication range across multiple safety logic solvers.
• The G3 conformal coating prevents damage from harsh chemical vapors.
• Maintains high signal resolution and low latency for safety loops.
• Features a rugged design for high-vibration industrial areas.
• The KJ2221X1-BA1 provides full galvanic isolation for interference-free data.

Installation and Maintenance

• Snap the module onto the DeltaV horizontal carrier easily.
• Connect the 24 VDC power through the local bus.
• The unit supports hot-swapping for rapid maintenance cycles.
• Internal diagnostic LEDs show power and communication status.
• The compact footprint saves valuable cabinet space in integration.

Application and Compatibility

• Optimized for DeltaV SIS safety instrumented system architectures.
• Compatible with Emerson safety logic solver network expansion.
• Ideal for oil and gas or chemical plant safety monitoring.
• Works reliably in remote I/O stations with high interference.

Shipping and Warranty Details

• Warranty Period: 12 Months Warranty
• Logistics Partners: FedEx, UPS, DHL
• Packaging List: One KJ2221X1-BA1 Repeater Module in factory box.
• Global shipping available with fast customs clearance.

Frequently Asked Questions

• What is the primary role of the KJ2221X1-BA1? It repeats and strengthens SISNET signals between safety solvers.
• Does this module support harsh climates? Yes, it is rated for G3 environments and extreme temperatures.
• Is the 12-month warranty standard? Yes, we provide a full one-year guarantee for this model.