Emerson KJ3208X1-BA1 12P3904X012 Discrete Output Module

Description

The Emerson KJ3208X1-BA1 is a Series 2 isolated discrete output module designed for use in DeltaV distributed control systems. It provides 8 high-side digital outputs, each capable of driving actuators such as solenoids, relays, and indicator lamps. Engineered for high reliability and robust performance, this module features full optical isolation and hot-swappable architecture, making it ideal for demanding industrial environments including chemical, oil & gas, and power generation sectors.

Specifications

• Model: KJ3208X1-BA1
• Part Number: 12P3904X022
• Module Type: Series 2 isolated digital output card
• Output Channels: 8 high-side outputs
• Output Voltage: 24 VDC
• Max Drive Current: 0.5 A per channel
• Isolation Voltage: ≥1500 VAC (channel-to-channel and to backplane)
• Response Time: ≤5 ms
• Update Rate: 100 Hz
• Power Supply: 5 VDC (via backplane)
• Power Consumption: ≤4 W
• Indicators: Green (power), Yellow (output status), Red (fault) LEDs
• Protection: Overcurrent, short circuit, and overtemperature auto-protection
• Operating Temperature: –20°C to +70°C
• Storage Temperature: –40°C to +85°C
• Humidity: 5% to 95%, non-condensing
• Mounting: DeltaV rack, hot-swappable
• Environmental Rating: ISA-S71.04 Class G3, IP20

Features

• Full Optical Isolation: Eliminates ground loops and enhances EMI resistance
• High-Side Drive Capability: Simplifies wiring and supports direct actuator control
• Fast Response: Sub-5 ms switching for real-time control applications
• Self-Diagnostics: Built-in fault detection with LED alerts for quick troubleshooting
• Hot-Swappable Design: Enables module replacement without system shutdown
• Wide Environmental Tolerance: Operates reliably in harsh industrial conditions
• Certified for Hazardous Areas: ATEX and IECEx approvals for Zone 2 installations