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Introduction — High-Density AC Input Solution for Industrial PLC Systems
The GE IC697MDL253 Discrete Input Module is a 32-point AC input module designed for GE Fanuc Series 90-70 PLC platforms. It is engineered to reliably convert field AC signals into digital logic inputs for PLC processing, making it a core component in large-scale industrial automation systems.
This module is widely used in applications requiring high channel density, electrical isolation, and stable signal conditioning from devices such as switches, proximity sensors, and limit switches. Its rugged design and software-based configuration make it ideal for long-life industrial installations.
Technical Specifications — Electrical & Mechanical Overview
| Specification | Details |
|---|---|
| Module Type | Discrete Input Module |
| Model / Part Number | IC697MDL253 |
| PLC Series Compatibility | GE Fanuc Series 90-70 |
| Input Voltage | 24 V AC (50/60 Hz) |
| Input Points | 32 points |
| Input Structure | 4 isolated groups × 8 points each |
| Input Type | Reactive AC input (IEC Type 1 compliant) |
| Input Filter Time | ~20 ms |
| Input Current (ON) | Approx. 10 mA per point |
| Leakage Current (OFF) | Approx. 2 mA |
| Backplane Power | 5 V DC |
| Backplane Current | ~0.30–0.35 A |
| Indicator LEDs | Yes (per-point status indication) |
| Installation Type | Rack-mounted (Series 90-70 slot) |
| Operating Temperature | 0°C to +60°C |
| Dimensions (H × W × D) | ~263 mm × 58 mm × 28 mm |
| Weight | ~0.48–1.0 kg (variant dependent) |
