Reliance Electric S-D4006-F 24VDC Digital Logic I/O Module

Overview

Key Features

• 32 Configurable Digital Channels: Flexible setup as 16 opto-isolated digital inputs and 16 digital outputs to adapt to diverse control layouts.

• 24VDC Logic Compatibility: Operates at 24VDC ±10% (20–28VDC input range), compatible with standard industrial sensors, relays, and contactors.

• Opto-Isolated Inputs: Provides 2500VDC electrical isolation between field devices and the control system, enhancing noise immunity and safety.

• Rack-Mount Plug-and-Play: Standard AutoMax rack form factor enables direct replacement without complex wiring or configuration changes.

• LED Status Indicators: Front-panel LEDs display power, fuse health, channel status, and faults for fast troubleshooting.

• Multi-Level Circuit Protection: Integrates overcurrent, short-circuit, and reverse polarity protection to prevent device damage from wiring errors.

• Industrial-Grade Durability: IP20 enclosure rating; operates reliably in wide temperature and humidity ranges.

• AutoMax Backplane Communication: Seamless data exchange with system processors and other modules via the AutoMax backplane bus.

Technical Specifications

• Manufacturer: Reliance Electric (ABB/Baldor)

• Model: S-D4006-F (also written as S-D4006F)

• Type: 24VDC Configurable Digital Logic I/O Module

• I/O Channels: 32 points (16 opto-isolated inputs, 16 outputs)

• Rated Voltage: 24VDC ±10%

• Input Voltage Range: 20–28VDC

• Input Current: 10mA per point (typical)

• Output Current: 2A per point (max, resistive load)

• Isolation Voltage: 2500VDC

• Response Time: <10ms

• Communication: AutoMax backplane bus

• Operating Temperature: 0°C to +55°C

• Storage Temperature: -20°C to +70°C

• Humidity: 5%–95% (non-condensing)

• Enclosure Rating: IP20

• Dimensions (Approx): 114mm × 203mm × 127mm

• Weight (Approx): 0.9kg

• Status: Discontinued by OEM; available as refurbished/used units with 1-year warranty

Typical Applications

• Factory Automation: Assembly lines, conveyor systems, and material handling equipment for start-stop control and status monitoring.

• Process Control: Monitoring and controlling pumps, valves, fans, and blowers for interlock and sequence control in chemical, oil, and gas industries.

• Legacy System Maintenance: Direct replacement for failed I/O modules in existing Reliance AutoMax systems to minimize downtime.

• Building Automation: HVAC systems, lighting, and security alarm interfaces for commercial and industrial facilities.

• Packaging Machinery: Discrete signal control for packaging lines, small machine tools, and standalone equipment.

Compatibility and Availability

• System Compatibility: Fully compatible with Reliance AutoMax PMI racks, processors, SA3000 series power supplies, and drive units.

• Interchangeability: Shares pin definitions, dimensions, and protocols with S-D4006/C/D variants for drop-in replacement.

• Supply Status: New original units are no longer produced; refurbished modules undergo full disassembly, component inspection, functional testing, and performance calibration to meet OEM standards.

Advantages

• Flexible Configuration: 16-in/16-out channel layout meets diverse discrete control demands and optimizes spare parts inventory.

• High Noise Immunity: Opto-isolation suppresses ground loops and voltage surges, ensuring stable operation in harsh electromagnetic environments.

• Easy Maintenance: Plug-and-play design and intuitive LED indicators reduce installation time and simplify fault diagnosis.

• Enhanced Reliability: Comprehensive protection circuits and industrial-grade construction minimize failure risks and extend service life.

• Cost-Effective Solution: Ideal for maintaining aging AutoMax systems, delivering reliable performance at a lower cost than full system upgrades.