Schneider PC-E984-265 | PLC Processor Module
The PC-E984-265 is a high-reliability programmable controller module from Schneider Electric’s Modicon series, engineered for critical industrial automation and distributed control systems (DCS). As a core processing unit, this module executes complex logic operations, real-time data processing, and equipment sequencing in demanding environments like power generation, oil refineries, and manufacturing plants13. The PC-E984-265 integrates seamlessly with Schneider’s Quantum ecosystem, providing deterministic control for safety-critical processes while supporting advanced communication protocols for system-wide coordination24. Its ruggedized design ensures operational stability under extreme conditions, making the PC-E984-265 indispensable for reducing unplanned downtime and maintaining process integrity in continuous operations57.
Technical Specifications
| Parameter | Value |
| Product Model | PC-E984-265 |
| Manufacturer | Schneider Electric (Modicon) |
| Product Type | PLC Processor Module |
| Input Voltage | 24V DC ±10% |
| Communication Protocols | Modbus, Uni-Telway, Ethernet |
| Operating Temperature | -10°C to +60°C |
| Mounting | DIN rail or panel mount |
| Protection Rating | IP20 (chassis) |
Key Features and Benefits
Industrial-Graded Robustness
Designed with conformal-coated circuitry and shielded enclosures, the module withstands electrical noise, vibration, and temperature fluctuations common in refinery or power plant environments17. Its 1500V isolation rating prevents ground loop interference, ensuring signal integrity for sensitive analog I/O connections5.
Deterministic Control Performance
Equipped with a 32-bit RISC processor, the PC-E984-265 executes control algorithms with sub-millisecond cycle times3. This enables precise coordination of motor starters, valve arrays, and safety interlocks in continuous processes like chemical batch processing4.
Seamless System Integration
Native support for Schneider’s Unity Pro programming environment allows direct configuration with Quantum I/O modules (e.g., 140 series)36. Built-in Modbus TCP/IP and Uni-Telway ports enable effortless data exchange with SCADA systems and HMI panels without additional gateways2.
Hot-Swappable Maintenance
Field-replaceable terminal blocks and pluggable communication submodules enable component-level repairs in under 15 minutes57. Redundant power input contacts (24V DC) ensure continuous operation during supply transitions.
Legacy System Compatibility
Backward-compatible with Modicon 984 ladder logic programs, the module facilitates phased upgrades of aging automation infrastructure while preserving existing control strategies36.
Installation Notes
- Grounding Requirements: Must connect to insulated shield busbars using dedicated grounding screws to prevent EMI-induced faults1.
- Thermal Management: Requires 50mm clearance for airflow in high-temperature environments (>45°C)7.
Related Models & Accessories
- PC-E984-266: Enhanced memory version (2MB Flash)
- 140CPU65150: Modern Quantum processor for migration
- XBTZ9780: Replacement terminal cartridge
- TSXPSY2600: Compatible 24V DC power supply
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(Compatible with ABB/Honeywell systems via protocol converters)
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