The Allen-Bradley 1734-OB8E is a high-density digital output module designed for the POINT I/O system. This module provides eight (8) sourcing output channels, specifically engineered for 24V DC applications. It is electronically protected, ensuring robust performance in demanding industrial control environments. As part of the POINT I/O family, it offers a compact, modular footprint that allows for flexible system expansion and efficient space utilization within control cabinets.
Features
Eight (8) sourcing digital output channels.
Electronically protected outputs for enhanced reliability.
Compact design suitable for space-constrained DIN-rail mounting.
Compatible with the POINTBus backplane for seamless communication with the adapter.
Low power dissipation of 2.0 W.
Technical Specifications
Model
1734-OB8E
Number of Outputs
8
Output Voltage
24V DC (10-28.8V DC range)
Output Current
3A per module
Surge Current
2A for 10 ms (repeatable every 3s)
Current Draw
75 mA @ 5V DC
Power Dissipation
2.0 W
POINTBus Current
75 mA
Installation Guidelines
Ensure the system power is disconnected before installing or removing the module from the POINT I/O base.
Mount the module onto a standard DIN rail, ensuring it is securely seated in the terminal base.
Maintain proper clearance around the module to allow for adequate ventilation and heat dissipation.
Use shielded cabling for output signals to minimize electromagnetic interference (EMI) in high-noise environments.
Verify that the voltage levels match the module specifications before applying power to prevent damage to the output circuitry.
Handle with care to prevent electrostatic discharge (ESD) damage; use a grounded wrist strap when handling internal components.
FAQ
What is the primary function of the 1734-OB8E?
The 1734-OB8E is a digital output module used to interface a controller with field devices such as relays, contactors, or indicator lamps, providing 8 channels of 24V DC sourcing output.
Is this module electronically protected?
Yes, the 1734-OB8E features electronic protection to safeguard the module against common electrical faults.
What is the current rating for this module?
The module supports a total output current of 3 amps per module, with specific surge current capabilities of 2A for 10 ms.
