Allen-Bradley 1794-OB8EPXT

Allen-Bradley 1794-OB8EPXT | Robust Digital Output Module for Extreme Environments

Overview

The Allen-Bradley 1794-OB8EPXT is an 8-point digital output module designed for the FLEX I/O-XT system. It provides 24V DC sourcing outputs with electronic protection and is conformally coated for enhanced durability. The module operates in a wide temperature range, making it suitable for harsh industrial environments.

Key Features

• Output Channels: 8 sourcing (PNP) outputs

• Output Voltage Range: 10–31.2V DC

• Nominal Output Voltage: 24V DC

• Output Current:

  • Maximum per channel: 2 A

  • Maximum per module: 10 A

• On-State Voltage Drop: Maximum 0.5V DC

• Off-State Leakage Current: Maximum 0.5 mA

• Surge Current: 2 A for 50 ms, repeatable every 2 seconds

• Isolation Voltage: 50V (continuous), basic insulation

• FlexBus Current: 80 mA @ 5V DC

• Power Dissipation: Maximum 5.3 W @ 32.1V DC

• Thermal Dissipation: Maximum 18.1 BTU/hr @ 31.2V DC

• Mounting: DIN rail

• Enclosure Type: Open-style

• Operating Temperature: -20 to +70°C (-4 to +158°F)

• Certifications: CE, UL, cULus, ATEX, IECEx, RCM, KC, CCC

Technical Specifications

• Catalog Number: 1794-OB8EPXT

• Dimensions (H x W x D): 46.3 x 53.0 x 94.0 mm

• Weight: Approximately 0.13 kg

• Recommended Terminal Base Units: 1794-TB3G, 1794-TB3GS

• Wiring Category: 2 – on signal ports

• Wire Size: Determined by installed terminal base

• Terminal Base Screw Torque: Determined by installed terminal base

• Keyswitch Position: 4

• Indicators: 8 yellow status indicators (one per channel)

Applications

• Industrial Automation Systems

• Process Control Systems

• Material Handling Equipment

• Packaging Machinery

• Machine Control

Why Choose the 1794-OB8EPXT?

• High-Density Output: 8 channels in a single module

• Extended Temperature Range: Operates from -20 to +70°C

• Enhanced Protection: Electronically protected outputs with fault status feedback

• Conformal Coating: Provides resistance to moisture and contaminants

• Flexible Integration: Compatible with various FLEX I/O adapters

• Reliable Performance: Designed for demanding industrial environments

• Ease of Maintenance: LED indicators for each channel facilitate troubleshooting

Order Now

Available and ready to ship globally. 

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply