Description
The FANUC A03B-0815-C041 is a high-density input/output module engineered for direct communication via the proprietary FANUC I/O Link interface. Built for integration with FANUC CNC systems, this module facilitates low-latency discrete signal exchange between the machine tool controller and auxiliary peripheral systems such as automatic tool changers, hydraulic clamping units, chip conveyors, and safety interlocks. Adhering to strict standards of Original Engineering, this component delivers deterministic real-time response, high noise immunity, and reliable duty cycle endurance required for mission-critical automation environments.
TECHNICAL SPECIFICATIONS
Manufacturer: FANUC Corporation
Part Number: A03B-0815-C041
Product Series: I/O Unit-MODEL A / Interface Module
Interface Bus: FANUC I/O Link
Input Voltage: 24 VDC (±10% ripple included)
Power Consumption: 15 W nominal
Logic Input Type: 24 VDC sinking / sourcing photodarlington isolated
Input Signal Voltage: +24 VDC nominal (+15 VDC minimum for ON, +5 VDC maximum for OFF)
Output Type: 24 VDC transistor switch (current sourcing)
Rated Output Load Current: 0.2 A per point (peak suppression protected)
Isolation: Optical isolation between internal logic and field terminals
Dielectric Strength: 500 VAC for 1 minute
Connection Method: High-density multi-pin ribbon / dedicated terminal interface
Mounting Configuration: Standard DIN-rail mount or direct panel backplate
Cooling: Natural convection
Operating Temperature: 0 °C to +55 °C
Storage Temperature: -20 °C to +60 °C
Ambient Humidity: 10% to 90% RH (non-condensing)
Vibration Resistance: 0.5 G (10 Hz to 55 Hz)
Ingress Protection: IP20 (open-frame internal panel installation)
Weight: 0.42 kg
Dimensions: 130 mm x 100 mm x 45 mm
Certifications: CE, UL, RoHS compliant
TECHNICAL COMPATIBILITY
The A03B-0815-C041 exhibits full Technical Compatibility across legacy and modern FANUC CNC platforms, including:
– FANUC Series 0i (Models A, B, C, D, and F)
– FANUC Series 16i / 18i / 21i (Models A and B)
– FANUC Series 30i / 31i / 32i / 35i
– FANUC Power Mate Series (Model D, Model H, Model i)
– Remote FANUC I/O terminal racks and operator panel sub-stations
CRITICAL INDUSTRIAL APPLICATION SCENARIO
In high-throughput multi-axis machining centers, intermittent communication dropped signals in the peripheral I/O can lead to false fault triggers, axis stalls, or uncommanded tool-change halts. Deploying the A03B-0815-C041 ensures jitter-free discrete cycle signaling in electrically harsh environments prone to electromagnetic interference generated by high-power spindle inverters and servo drives. Its internal isolation blocks ground-loop transients from entering the central CNC motherboard, preventing premature controller degradation and production downtime.
PROCUREMENT AND LIFECYCLE MANAGEMENT
Direct-fit replacement minimizes installation downtime without requiring firmware modification or ladder logic reprogramming. Inquire for current stock status, test documentation, and global Lead Time estimates.
Key Attributes
Place of Origin: Japan
Model Number: A03B-0815-C041
Brand Name: FANUC
Condition: 100% Original
Packaging and Delivery
Selling Units: Single item
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