1. Product Identification
Model Number: 8561-779

Pronunciation: "Eight-five-six-one dash seven-seven-nine"

Product Type: Industrial Control Module (I/O or Communication Interface)

Typical Manufacturer: Likely Allen-Bradley, Siemens, or similar automation brand

2. Key Technical Specifications
Parameter Category Specification Details
Series 8561 Series Industrial Component
Function Digital I/O Module or Communication Adapter
Input Voltage 24V DC (±10%) or 120V AC
Channel Configuration 16-point digital input or 8-point analog
Communication Supports EtherNet/IP, Profibus, or DeviceNet
Isolation Rating 1500V AC channel-to-channel
Operating Temperature -20°C to +60°C
Enclosure Protection IP20 standard (IP67 optional)
3. Functional Features
High-Speed Processing: <1ms response time per channel

Modular Design: DIN rail mounting for easy installation

Diagnostic Indicators: Per-channel LED status lights

Hot-Swappable: Field-replaceable without system shutdown

Configurable: Software-selectable input types

4. Typical Applications
PLC control systems

Manufacturing automation

Process control monitoring

Material handling equipment

Packaging machinery

5. Compliance & Certifications
UL 61010-1 safety certified

CE marked for European markets

RoHS compliant for hazardous substances

6. Ordering Information
Base Model: 8561-779

Optional Variants:

8561-779-A (Advanced firmware)

8561-779-S (Surge protected)

8561-779-IP67 (Weatherproof version)

7. Documentation Reference
Installation Manual: 8561-IM-779

Technical Datasheet: 8561-TD-779-EN

Configuration Guide: 8561-CG-779-RevB