
Product Description
Emerson KJ3204X1-BA1 VE4002S1T2B5 12P3275X022 Digital Output Module for DeltaV Control Systems
The Emerson KJ3204X1-BA1 VE4002S1T2B5 (Part Number: 12P3275X022) is a high-density 32-channel digital output module engineered for DeltaV M-series distributed control systems. This 24 VDC high-side switching card delivers reliable discrete control signals to solenoid valves, motor contactors, indicator lamps, and relay coils across process automation, power generation, and manufacturing applications.
High-Density Digital Output Architecture
Featuring 32 independent solid-state output channels in a compact single-wide form factor, this module maximizes I/O density while minimizing cabinet footprint and wiring complexity. Each channel employs protected high-side switching topology with integrated short-circuit protection, overload detection, and thermal shutdown safeguards to ensure long-term reliability in harsh industrial environments.
Channel Configuration:
- 32 independent 24 VDC high-side outputs
- 2A continuous current per channel (surge-rated to 3A for 100ms)
- Common return configuration for simplified field wiring
- Grouped outputs (4 groups of 8 channels) with independent diagnostics
- LED status indicators per channel for visual fault identification
Technical Performance Specifications
| Output Voltage | 24 VDC nominal (18-30 VDC operating range) |
| Output Current | 2A continuous per channel, 3A surge (100ms) |
| Switching Type | High-side solid-state (protected MOSFET) |
| On-State Voltage Drop | <0.5V at 2A load |
| Off-State Leakage | <1mA maximum |
| Response Time | On: <1ms, Off: <2ms (inductive load) |
| Isolation | 1500 VAC channel-to-bus, 500 VAC group-to-group |
| Diagnostic Coverage | Short-circuit, open-load, overtemperature detection |
| Update Rate | 10ms per scan (configurable 5-100ms) |
| Power Consumption | 5W logic + field load power |
| Operating Temperature | -40°C to +70°C ambient |
| Certifications | UL508, CSA C22.2, CE, ATEX Zone 2, IECEx |
Industrial Control Applications
Solenoid Valve Actuation: Control pneumatic and hydraulic solenoid valves in process isolation, flow diversion, and emergency shutdown sequences. High-side switching prevents ground-fault-induced valve actuation, enhancing safety in SIL-rated applications.
Motor Starter Interfacing: Provide start/stop commands to motor contactors and soft starters for pumps, fans, conveyors, and agitators. Integrated diagnostics detect contactor coil failures and wiring faults before equipment damage occurs.
Annunciator and Alarm Panels: Drive indicator lamps, LED towers, and audible alarms in operator interface panels and remote monitoring stations. Grouped output architecture simplifies alarm priority segregation and fault isolation.
Relay Logic Replacement: Modernize legacy relay-based control systems with solid-state outputs offering faster response times, longer service life, and comprehensive diagnostic capabilities unavailable in electromechanical relays.
Advanced Diagnostic Features
Each output channel incorporates real-time load monitoring with automatic fault detection. Short-circuit conditions trigger immediate channel shutdown with fault annunciation to DeltaV operator workstations, preventing power supply overload and wiring damage. Open-load detection identifies broken field wiring or disconnected actuators, enabling predictive maintenance before process upsets occur.
Thermal monitoring tracks MOSFET junction temperatures across all 32 channels, providing early warning of excessive ambient temperatures, inadequate ventilation, or overloaded outputs. Diagnostic data integrates with DeltaV AMS Suite for centralized asset health monitoring and maintenance scheduling.
System Integration & Wiring
The VE4002S1T2B5 terminal block provides spring-clamp connections for 12-24 AWG field wiring, supporting both solid and stranded conductors without ferrules. Removable terminal blocks enable pre-wiring and rapid module replacement during maintenance activities without disturbing field connections.
Compatible with DeltaV M-series controllers (MD, MD Plus, MQ) via high-speed LocalBus architecture. Mounts to VE4070 isolators and KL4104X1 dual carriers for flexible cabinet layouts. Supports DeltaV versions 11.3 through 15.1 LTS with automatic module recognition and configuration download.
Related Digital I/O Products
| Product Model | Description | Product Link |
|---|---|---|
| VE4002S1T2B5 KJ3204X1-BA1 | 32-Channel Digital Output Module (Complete Assembly) | View Product |
| KJ3204X1-BA1 12P3275X032 | 24 VDC High-Side Series 2 Card (Alternate Part) | View Product |
| KJ3204X1-BK1 S-Series | 32-Channel 24VDC Digital Output Module (S-Series) | View Product |
Quality & Support
Factory-tested to IEC 61131-2 standards with full functional verification and burn-in testing. Ships with calibration certificates, material traceability documentation, and configuration templates for rapid commissioning. Backed by 18-month warranty covering manufacturing defects and performance specifications.
Global technical support available for application engineering, system integration assistance, and troubleshooting guidance. Replacement modules ship with pre-configured settings for drop-in compatibility with existing installations.
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