IC693MDL654
Product Name
GE Fanuc Series 90-30 PLC High-Density Digital Input Module
- Model: IC693MDL654
- Aliases: GE 90-30 Discrete Input Module, 32-Channel Digital Input Unit; Abbreviation: “IC693MDL654 DI Module”
(Note: This module is a key I/O component of GE Fanuc’s Series 90-30 programmable logic controller (PLC) system, specifically engineered for high-volume digital signal acquisition in industrial environments. Its core function is to convert 32 channels of field discrete signals (e.g., “on/off” status from sensors or switches) into PLC-compatible digital data, enabling real-time monitoring and control of equipment like conveyors, packaging machines, or assembly lines. Unlike low-density DI modules (e.g., 16-channel), it maximizes rack space utilization with 32 channels in a single slot, solving the pain points of “limited I/O density” and “complex wiring” in large-scale automation systems. It supports both sinking and sourcing input configurations, ensuring compatibility with most industrial sensors and actuators.)
1.2 Model Coding Interpretation
The IC693MDL654 follows GE Fanuc Series 90-30 module naming conventions, with each segment defining product attributes:
- IC693: Series identifier for GE Fanuc Series 90-30 PLC modules, distinguishing it from Series 90-70 (IC697) or Series 90-10 (IC691) modules.
- MDL: Function category code, short for “Module,” indicating a standard I/O module (differentiated from “PWR” for power supplies or “IFM” for communication modules).
- 654: Specific model identifier, where “6” denotes “digital input,” “5” indicates “32-channel density,” and “4” specifies “24V DC, mixed sinking/sourcing compatibility.”
2. Product Description
The IC693MDL654 module is designed with the core principles of “high density, industrial-grade reliability, and flexible compatibility,” making it a critical component for discrete signal acquisition in medium to large-scale automation systems. Its key features and advantages are outlined below:
2.1 High-Density Digital Input Acquisition
- Channel Configuration: Offers 32 independent digital input channels, divided into 4 groups of 8 channels each. This high-density design reduces the number of PLC rack slots required (1 slot for 32 channels vs. 2 slots for 16-channel modules), optimizing cabinet space and lowering system costs.








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