Emerson KJ3241X1-BA1 DeltaV 12P2506X042 Redundant Power Supply Module
KJ3241X1-BA1 Description
The KJ3241X1-BA1 (also referenced as 12P2506X062 / VE4006P2) is a high-reliability, redundant serial interface card designed exclusively for Emerson’s DeltaV™ distributed control system (DCS). It provides 2 independent, galvanically isolated serial communication ports supporting RS-232, RS-422, and RS-485 protocols, enabling seamless integration of serial field devices (e.g., transmitters, analyzers, modems, HMIs, third-party controllers) into the DeltaV control network. Built for redundant operation to maximize system uptime, this module features robust electrical isolation, comprehensive diagnostics, and industrial-grade construction, making it ideal for critical process control applications in oil & gas, refining, chemical, pharmaceutical, and power generation facilities. It installs directly into DeltaV M-series controller chassis, with plug-and-play configuration via DeltaV software and LED status indicators for real-time monitoring.
KJ3241X1-BA1 Key Features
- Redundant & Isolated Serial Ports: 2 fully independent serial channels with 1500V AC galvanic isolation between ports, bus, and field circuits; supports redundant operation for zero communication downtime.
- Multi-Protocol Support: Universal compatibility with RS-232C, RS-422A, and RS-485 (2-wire/4-wire) standards, accommodating a wide range of serial field devices.
- High-Speed Communication: Baud rates up to 115.2 kbps for fast, reliable data transfer between DeltaV and serial peripherals.
- DeltaV Native Integration: Direct plug-in to DeltaV M-series controller chassis; fully compatible with DeltaV configuration software for simplified setup, diagnostics, and monitoring.
- Comprehensive Diagnostics & Status: On-board LED indicators for power, communication activity, port status, and fault detection; built-in signal integrity monitoring and error logging for quick troubleshooting.
- Redundant Power Support: Operates on 12V DC local bus power (300mA max) with redundant power input capability, ensuring continuous operation during power supply failures.
- Industrial Ruggedness: Designed for harsh environments with wide temperature tolerance, vibration/shock resistance, and conformal coating for protection against dust, humidity, and chemical contaminants.
- Hazardous Area Certification: ATEX, IECEx, UL, and CE certified for use in Class I, Division 2 / Zone 2 hazardous locations (T4 temperature rating).
- Compact & Modular Design: Slim form factor for high-density chassis mounting; hot-swappable for maintenance without system shutdown.
KJ3241X1-BA1 Materials & Applications
Materials
- Housing & Chassis: High-strength, flame-retardant UL94 V-0 thermoplastic, impact-resistant and heat-stable for industrial DCS environments.
- PCB & Circuitry: Industrial-grade FR-4 multilayer PCB with conformal coating, resistant to vibration, humidity, and corrosive gases (ISA-S71.04 Class G3).
- Terminals: Gold-plated screw terminals for secure, low-resistance serial connections; anti-oxidation and high signal integrity.
- Isolation Components: High-voltage opto-isolators and isolation transformers providing 1500V AC electrical isolation between field, port, and system bus.
- Heat Sink & Components: High-grade ceramic capacitors, precision resistors, and industrial-grade ICs for stable performance under continuous operation.
Typical Applications
- Process Control Integration: Connecting serial transmitters (flow, pressure, temperature), analyzers, and loop controllers to DeltaV DCS.
- HMI & Operator Interfaces: Linking serial HMIs, touch panels, and operator workstations for process monitoring and control.
- Third-Party Device Communication: Integrating Modbus RTU, ASCII, or proprietary serial devices (pumps, valves, drives) into DeltaV.
- Data Acquisition & Logging: Connecting serial data loggers, historians, and remote terminal units (RTUs) for process data collection.
- Hazardous Area Communication: Safe serial communication in oil refineries, chemical plants, and offshore platforms (Class I Div 2 / Zone 2).
- Redundant Communication Links: Critical serial paths for safety systems, emergency shutdown (ESD) interfaces, and redundant controller communication.
KJ3241X1-BA1 Important Parameters
| Parameter |
Specification |
| Part Number |
KJ3241X1-BA1 (Alternate: 12P2506X062, VE4006P2) |
| Brand |
Emerson (DeltaV™ DCS Series, Series 2) |
| Module Type |
Redundant Serial Interface Card |
| Number of Serial Ports |
2 Independent, Galvanically Isolated Ports |
| Supported Protocols |
RS-232C, RS-422A, RS-485 (2-wire / 4-wire) |
| Baud Rate Range |
300 bps – 115.2 kbps (Software Selectable) |
| Isolation Voltage |
1500 V AC (Between Ports / Field / Local Bus) |
| Power Supply |
12 V DC Local Bus, 300 mA Max Current |
| Operating Temperature |
-40°C to +70°C |
| Storage Temperature |
-40°C to +85°C |
| Humidity |
5–95% RH (Non-Condensing) |
| Vibration Resistance |
1 mm peak-to-peak (2–13.2 Hz); 0.7 g (13.2–150 Hz) |
| Shock Resistance |
10 g, ½-sinewave, 11 ms |
| Mounting |
DeltaV M‑Series Controller Chassis Slot Mount |
| Enclosure Rating |
IP20 (Open Chassis Mount) |
| Dimensions (W×H×D) |
145 × 70 × 25 mm |
| Weight |
Approx. 0.18 kg |
| Certifications |
ATEX (II 3G Ex na IIC T4), IECEx, UL, CE, RoHS, CSA |
| Hazardous Area Rating |
Class I, Division 2, Groups A, B, C, D; Zone 2, IIC T4 |
| Compatibility |
Emerson DeltaV M‑Series Controllers (MD, MQ, MKD) |
Good Service in WTL:
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WTL is not liable for any personal injury or property damage resulting from the use of this equipment. It is
buyer's responsibility as to the safe handling & operation of this equipment and to verify equipment is
compliance to their machinery.
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