Overview
The EMERSON KJ3221X1-BA1 12P2531X102 Analog Output Module, part of the DeltaV™ Distributed Control System (DCS), provides analog signal outputs to control various field devices such as control valves, actuators, and other analog-driven equipment. This module ensures high-precision control in industrial environments where reliable and accurate output is critical.
Key Features
- Multiple Output Channels: The Module offers 4 to 8 configurable analog output channels, providing current or voltage signals (typically 4–20 mA or 0–10V) to control field devices.
- Seamless DeltaV Integration: Designed for flawless integration with Emerson’s DeltaV DCS, it ensures simple configuration and smooth commissioning, compatible with other DeltaV I/O modules, carriers, and controllers.
- High Accuracy and Stability: This module offers precise output control, ensuring stable and consistent operation of connected field devices. Its industrial-grade accuracy minimizes drift over time.
- Hot-Swappable: The Module can be replaced without system downtime, allowing for maintenance or module swaps without interrupting the process.
- Built-in Diagnostics: It features advanced diagnostics that continuously monitor system performance, alerting operators to issues such as open loops or short circuits, ensuring early detection of potential faults.
- Environmental Tolerance: This module can withstand harsh industrial environments, offering resistance to temperature fluctuations, electromagnetic interference, and other challenging field conditions.
- Fail-Safe Operation: In case of a power failure or system issue, the KJ3221X1-BA1 can be configured to hold, set, or reset its outputs to a safe state, enhancing system reliability.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | KJ3221X1-BA1 |
| Product Code | 12P2531X102 |
| Local Bus Power | 12 VDC at 150 mA |
| Bussed Field Power | 24 VDC at 300 mA |
| Field Circuit Power | 24 VDC at 23 mA per channel |
| Operating Temperature | -40°C to +70°C |
| Shock Resistance | 10g ½ Sinewave for 11ms |
| Vibration Resistance | 1mm Peak to Peak from 2 to 13.2 Hz; 0.7g from 13.2 to 150 Hz |
| Humidity | 5 to 95% Non-Condensing |
| Environmental Classification | ISA-S71.04 –1985 Airborne Contaminants Class G3 |
| Terminal Block Key Position | IP 20 Rating |
Applications
The module is crucial for applications requiring precise control over analog-driven field devices in a range of industries:
- Process Control Systems
- Chemical Processing
- Oil & Gas
- Power Generation
- Manufacturing Automation
- Robotics and Motion Control
In industries where precise, reliable output control is vital for system performance, this module ensures smooth operations and safety.
Product Model, Manufacturer, and Category
- Brand: Emerson
- Model: KJ3221X1-BA1 12P2531X102
- Category: Analog Output Module for DeltaV DCS
MeloAuto-Trusted PLC & DCS Parts Supplier


















WeChat
Scan the QR Code with wechat