Brand model: GE IC697MDL651 Product Name: Discrete Input Module Warranty: 1 year Size: 120 mm x 90 mm x 60 mm Weight: 0.64 kg Origin: United States Inventory: Available globally Delivery time: 3–5 business days
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Product Overview
The GE IC697MDL651 is a 32-point discrete input module designed for industrial automation systems leveraging the GE Fanuc Series 90-70 platform. Unlike the redundant variants like the GE IC697MDL650RR, this module focuses on high-density, non-redundant signal acquisition with 5 VDC TTL compatibility and negative logic configuration . It consolidates 32 isolated inputs into a single group, making it ideal for applications requiring low-voltage digital signal processing, such as embedded control systems, robotics, and precision machinery.
Technical Specifications
Parameter Name
Parameter Value
Product Model
GE IC697MDL651
Manufacturer
GE Fanuc
Product Type
Discrete Input Module
Input Points
32 isolated points (single group)
Rated Voltage
5 VDC (TTL-compatible)
Logic Type
Negative logic
Input Filter
Selectable: 1 ms or 10 ms
Interrupt Support
1 configurable interrupt input
Response Time
<10 ms (typ.)
Operating Temperature
0°C to +60°C
Physical Dimensions
120 mm x 90 mm x 60 mm
Weight
0.64 kg
Mounting Type
DIN rail or panel-mounted
Isolation Voltage
1500 VAC (input to backplane)
Power Supply
No external power required
Main Features and Advantages
TTL-Compliant Design: The GE IC697MDL651 supports direct integration with TTL-level sensors and microcontrollers, eliminating the need for voltage conversion in applications like PLC-to-PLC communication or digital encoder interfaces .
Negative Logic Flexibility: Configured for negative logic (LOW=ON, HIGH=OFF), this module aligns with legacy systems or specialized equipment requiring reverse-polarity signal interpretation.
Integrated Signal Conditioning:
Pull-Up Resistors: Ensure stable signal levels during low-voltage input transitions.
Selectable Filtering: Mitigates noise interference by allowing users to adjust input debounce times (1 ms for fast signals, 10 ms for noisy environments) .
Interrupt Capability: One input channel can be configured to trigger real-time events, critical for emergency stop systems or high-priority sensor alerts.
Rugged Construction:
Mechanical Keying: Prevents incorrect installation, ensuring compatibility with Series 90-70 racks.
Surge Protection: Built-in transient voltage suppression safeguards against power spikes common in factory environments.
LED Indicators: Provide real-time status monitoring for individual inputs and module health.
Space-Saving Design: The single-group, 32-point configuration reduces rack space by 50% compared to dual-module solutions, lowering cabling complexity and installation costs.
Application Areas
The GE IC697MDL651 excels in scenarios requiring precise, low-voltage signal processing:
Robotics: Monitors encoder pulses, limit switches, and gripper position sensors in automated assembly lines.
Embedded Control: Integrates with microcontrollers or single-board computers (SBCs) for custom machinery automation.
Test Equipment: Processes digital outputs from oscilloscopes, data loggers, and quality control devices.
Telecommunications: Manages status signals from network switches, routers, and PBX systems.
Medical Devices: Supports diagnostic equipment and patient monitoring systems requiring noise-free digital inputs.
Related Products
GE IC697MDL653: A 32-point 24 VDC input module with positive/negative logic support, suitable for mixed-voltage systems .
GE IC697MDL652: A 32-point 12 VDC input module optimized for battery-powered or low-power applications.
GE IC697ACC720: A communication module enabling Modbus RTU or Ethernet TCP/IP integration with higher-level systems.
GE IC697CPU780: A high-performance controller that pairs with the GE IC697MDL651 for complex automation tasks.
GE IC697BEM731: A Genius bus controller for distributed I/O networks, extending the module’s reach in large-scale installations.
Installation and Maintenance
Installation Preparation:
Power off the PLC rack and ensure proper grounding before installation.
Align the module’s mechanical key with the rack slot to prevent misinsertion.
Terminate field wiring using AWG #22–#14 conductors, adhering to the recommended torque (0.5–0.8 N·m).
Configure input filters and interrupt settings via GE Fanuc programming software (e.g., VersaPro).
Maintenance Recommendations:
Regularly inspect LED indicators for 异常状态 (e.g., flickering inputs or fuse faults).
Clean dust from the module’s vents quarterly to maintain thermal efficiency.
Update firmware periodically to ensure compatibility with the latest GE Fanuc systems.
Store unused modules in a dry environment between -40°C and +85°C.
Product Warranty
The GE IC697MDL651 is backed by a 1-year warranty covering defects in materials and workmanship. GE Fanuc provides global technical support for installation and troubleshooting. Replacement modules are typically available within 3–5 business days after payment, minimizing downtime. The product complies with CE, UL 508, and CSA standards, ensuring reliability in industrial environments.