Overview
The Modicon AS-J890-001 is a remote I/O processor module engineered for integration with Modicon 984 series controllers. This module serves as a specialized adapter for remote I/O networks on legacy industrial automation systems, enabling distributed control architecture across manufacturing facilities. Discontinued by the manufacturer, this part remains in demand for system maintenance and expansion in established Modicon 984 deployments.
Key Features
- Remote I/O processor for Modicon 984 PLC networks
- Supports distributed I/O architecture on S908 RIO protocol networks
- Compact design for remote drop placement on industrial networks
- Status LED indicators for network diagnostics
- Compatible with Modicon 984 and Quantum series controllers
Technical Specifications
- 1 Input / 1 Output channel configuration
- Weight: 3.40 lbs
- Product Family: Modicon 984 Series
- Manufacturer: Schneider Electric Modicon
- Status: Discontinued by manufacturer
Typical Applications
The AS-J890-001 is used in legacy automation systems including:
- Distributed remote I/O networks on Modicon 984 platforms
- Manufacturing control systems requiring multi-drop architecture
- Industrial facilities upgrading sensor and actuator connectivity
- Motion control integration on established Modicon networks
Compatibility & Replacements
Compatible With
- Modicon 984 PLC controllers
- Quantum Automation Series PLCs
- Modicon remote I/O networks using S908 protocol
- Modicon 984E controllers
Replaces / Drop-In Replacement For
- Verify compatibility with your system integrator before ordering, as this is a remote I/O processor adapter with specific network configuration requirements.
Works With
- S908 remote I/O protocol (Modicon standard)
- Modicon 984 series programming environments
- Remote I/O drop cable systems with in-line termination
- Legacy Modicon automation networks and configurations










