Overview

The Emerson KJ3221X1-BA3 Analog Output Module is engineered for high-performance control in DeltaV Series 2 M-Series systems. It features 8 analog output channels delivering 4–20 mA signals with integrated HART communication, enabling real-time diagnostics, remote calibration, and intelligent device management across complex process environments.

Moreover, the module supports hot-swapping, allowing maintenance without system shutdown. Its rugged construction ensures reliable operation in harsh industrial and hazardous-area conditions. Therefore, it is a trusted choice for industries requiring precision, high availability, and smart control.

Technical Data

Typical Applications

The module is widely used in oil & gas, chemical, and power generation industries:

• Controlling valve actuators in feedback control loops

• Analog signal modulation to VFDs, dampers, and positioners

• HART-based remote diagnostics and calibration

• Redundant I/O deployments for high-availability systems

Therefore, it plays a critical role in maintaining precise control, operational reliability, and regulatory compliance in process automation.

FAQ

Q1: What type of signals does the module output?
A1: It outputs 4–20 mA analog signals with HART capability.

Q2: Is the module hot-swappable?
A2: Yes, it can be replaced without shutting down the system.

Q3: Can it be used in hazardous environments?
Yes. It is ATEX Zone 2 compliant and meets CE standards.

Q4: How many channels does it support?
It supports 8 isolated analog output channels.

Q5: What is the typical use case?
A4: Controlling actuators, valves, and analog devices in DeltaV DCS architectures.