Allen Bradley 1719-A8 Ex I/O Base Chassis – 8-Slot POINTBus Backplane, 18–32V DC, 3m Extension Support

The Allen Bradley 1719-A8 is an 8-slot Ex I/O base chassis designed for use with Allen Bradley POINT I/O and Ex I/O modules, providing a reliable and scalable mounting platform for distributed I/O systems in hazardous and industrial environments. This chassis forms part of the POINT I/O architecture, allowing efficient expansion of I/O modules through the POINTBus communication interface.

With support for analog, digital, and function modules, the 1719-A8 chassis enables users to easily build modular, flexible control configurations. It operates on an 18–32V DC input supply and supports a POINTBus extension cable up to 3m, offering installation versatility across machine and process applications where localized I/O distribution is essential.

Technical Specifications

Model: 1719-A8 Allen Bradley
Series: Ex I/O
Product Type: 8-Slot POINTBus Base Chassis
System Compatibility: POINT I/O and Ex I/O modules
Number of Slots: 8
Input Voltage (DC): 18…32V DC
Input Current (AC 50 Hz): 8A max
POINTBus Extension Cable: 3m (supported length)
Mounting Options: DIN rail (35mm top hat)

Electrical & Performance Details

• Input Voltage Range: 18–32V DC
• Input Current: 8A maximum at 50 Hz
• Supported Modules: Analog, digital, and function plug-in modules
• Communication Modules Supported: No (base chassis only)
• POINTBus Connectivity: Supports 3m extension cables for remote expansion
• Isolation Type: Integrated backplane isolation for module communication

Mechanical Specifications

• Height: 127 mm
• Width: 275 mm
• Depth: 80 mm
• Mounting: DIN rail only (no wall/direct mounting)
• Connection Type: Screw terminals and plug-in backplane connectors
• Front Installation: Not supported

Environmental & Application Suitability

• Typical Applications: Distributed I/O expansion in Ex zones, process automation, and remote control cabinets
• Use Case: Supports modular integration of I/O modules for flexible system layouts
• Installation Environment: Industrial control enclosures or hazardous-rated Ex installations

Compliance & Certifications

• CE Marked: Yes
• UL / cUL Listed: Yes
• ATEX / IECEx Certified: Yes (for Ex I/O systems)
• RoHS Compliant: Yes

Key Features & Benefits

✅ 8-slot Ex I/O chassis supports analog, digital, and function modules.

✅ 18–32V DC operation for industrial power systems.

✅ 3m POINTBus extension support enables flexible remote I/O placement.

✅ DIN rail mounting for quick installation and secure integration.

✅ Designed for hazardous areas when used within Allen Bradley Ex I/O architecture.

📦 Order the Allen Bradley 1719-A8 from Drive Outlet Megastore

At Drive Outlet Megastore we offer unbeatable Allen Bradley 1719-A8 prices, with fast UK & EU delivery and full support for Ex I/O and POINT I/O distributed control systems.

Check stock now or request a quote.

Expand your Ex I/O system with confidence — Allen Bradley engineered reliability, only at Drive Outlet Megastore.