Product Details
Product Overview
The Allen-Bradley 2085-OF4 serves as a versatile 4-channel analog output expansion module designed specifically for the Micro800 PLC family. It enables precise process control by converting digital commands into standard analog signals, supporting both 0 to 20 mA current loops and -10 to +10 V DC voltage outputs. With a 12-bit resolution, this module delivers the accuracy required to drive variable frequency drives (VFDs), control valves, and other analog field devices seamlessly. We supply this item as a 100% Brand New, factory-sealed unit.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Line | Micro800 (Compatible with Micro850 / Micro870) |
| Product Type | Analog Output Module |
| Number of Outputs | 4 Analog Channels |
| Analog Resolution | 12 bits (unsigned/unipolar) |
| Output Voltage Range | -10 to +10 V DC |
| Output Current Range | 0 to 20 mA |
| I/O Indicator | LED Status Indicators |
| IP Protection | IP20 |
| Vibration Frequency | 500 Hz |
| Operating Humidity | 80% (Non-Condensing) |
| Installation Altitude | 1000 MSL |
| Weight | 0.31 lbs (0.14 kg) |
Engineering Advantages
Dual-Mode Voltage and Current Output
The 2085-OF4 offers exceptional flexibility by supporting both current (0 to 20 mA) and voltage (-10 to +10 V DC) signals on the same module. This dual capability allows engineers to interface with a wide variety of industrial equipment—from long-distance current-loop transmitters to voltage-controlled motor drives—without needing to stock multiple types of analog output modules.
High-Resolution Process Control
Featuring a 12-bit resolution, this module provides granular control over your analog processes. The high degree of precision ensures that actuators, heaters, and flow regulators respond accurately to the PLC's logic, minimizing process variation and improving overall product quality in demanding manufacturing applications.
Robust Industrial Environmental Tolerance
Engineered for the factory floor, the 2085-OF4 withstands harsh operating conditions. It resists mechanical stress with a vibration tolerance of up to 500 Hz and operates reliably in environments with up to 80% non-condensing humidity. The integrated LED indicators provide instant visual diagnostics, allowing maintenance teams to quickly verify channel status and troubleshoot wiring issues.
FAQs
Q: What types of analog signals does the 2085-OF4 support?
A: This module supports two standard industrial analog signal types: a current output range of 0 to 20 mA and a voltage output range of -10 to +10 V DC.
Q: How many output channels does this module provide?
A: The 2085-OF4 provides 4 independent analog output channels, allowing you to control multiple field devices from a single expansion slot on your Micro800 backplane.
Q: What is the resolution of the analog outputs?
A: The module features a 12-bit resolution (unsigned/unipolar), providing precise digital-to-analog conversion for accurate control of industrial processes and machinery.
Q: Which PLC controllers are compatible with the 2085-OF4?
A: This analog output module is designed for the Allen-Bradley Micro800 family. It integrates seamlessly with Micro850 and Micro870 controllers via the 2085 backplane.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.
Preventing Spurious Trips in Emergency Stop Systems: A Technical Guide
In industrial automation, the Emergency Stop (E-Stop) pushbutton is the ultimate safety line. However, relying on a single Normally-Closed (NC) contact can sometimes lead to unexpected spurious trips. As a control systems engineer, I have seen these nuisance trips halt entire production lines, causing significant downtime. Understanding why these components fail and how to implement robust architecture is essential for any reliable DCS or PLC-based safety system.
Sequencing Induction Motor Control with PLC Logic: Best Practices
In modern industrial automation, controlling a group of induction motors requires precision and safety. Uncontrolled simultaneous startup of multiple large motors often causes significant voltage dips, potentially triggering protective trips. Therefore, implementing a sequential startup and shutdown strategy is essential. This approach minimizes inrush current and ensures the system operates within established power constraints. A robust PLC program serves as the ideal engine for orchestrating these sequences.