Module Overview
The 1791D-0B8P is an 8-channel discrete output module specifically designed for Allen-Bradley Compact I/O systems. It drives field devices such as solenoid valves, relays, and indicator lights, enabling controllers to reliably control external equipment.
Each output features optically isolated design, effectively shielding the system from electrical noise and transient spikes. The module's compact structure integrates seamlessly into Compact I/O racks, ensuring stable operation in industrial environments.
Key Features & Advantages
8 discrete output channels for DC loads
Optically isolated outputs for protection against electrical interference
Compatible with compact I/O backplanes
Compact design suitable for dense I/O installations
Products Description
| Parameter | Specification |
|---|---|
| Module Type | Discrete Output Module |
| I/O Points | 8 outputs |
| Output Type | Sinking DC (0–30 V DC) |
| Max Load per Channel | 0.5 A |
| Isolation | Optical per channel |
| Response Time | 1 ms typical |
| Operating Temperature | 0…60 °C |
| Storage Temperature | −40…85 °C |
| Mounting | Compact I/O rack |
| Dimensions | 90 mm × 35 mm × 110 mm |
Typical Application Areas
Control of Actuators, Solenoids, and Relays in Automated Systems
Industrial Equipment Control
Factory Process Signal Output
Remote Status and Indicator Control
Frequently Asked Questions
Common Problem
Can the output terminals control AC loads?
No. The 1791D-0B8P module is only suitable for DC loads.
What is the maximum switching current per channel?
0.5A at 30V DC per channel.
Does the output have short-circuit protection?
The module features optically isolated design, but proper wiring is essential to prevent damage.
Is this module compatible with MicroLogix controllers?
Compatible only with Allen-Bradley Compact I/O systems.
Over a Decade of Global Supply Experience
Company Introduction – PLC Export
Proven Automation Capabilities
Our network of global warehouses ensures essential automation modules are consistently available, allowing fast fulfillment of routine and urgent orders while minimizing downtime.
Centralized Sourcing & Practical Solutions
A single procurement channel provides access to a wide range of Compact I/O modules and components, simplifying maintenance, system upgrades, and operational continuity.
Request a Quote
Sales Contact: Lydia
Email: sales3@mooreplc.com
WhatsApp: +86 180 2071 4662
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