Allen Bradley 1769-OF8V CompactLogix Voltage Output Module

Introduction

The Allen Bradley 1769-OF8V is an analog output module in the CompactLogix 1769 series, designed for precise voltage control in industrial automation applications. With 8 voltage output channels, it is ideal for controlling actuators, proportional valves, and other devices requiring analog voltage signals. The module supports both unipolar and bipolar output ranges and integrates seamlessly with CompactLogix controllers, allowing for compact, flexible system designs.

Technical Specifications

Applications

The 1769-OF8V module is suitable for a wide range of analog voltage output applications:

• Process Control: Controlling proportional valves, actuators, and analog-driven devices in chemical, pharmaceutical, or food processing industries.

• Machine Automation: Integrating precise voltage control in packaging machines, assembly lines, or robotic systems.

• HVAC & Building Automation: Adjusting analog signals for HVAC dampers, valves, and lighting control systems.

• Test & Measurement Systems: Providing reliable voltage outputs for sensors, measurement equipment, or lab setups.

• OEM Machinery: CompactLogix design allows easy integration into custom machinery requiring analog voltage outputs.

• Energy Systems: Controlling analog devices in renewable energy or power generation setups.

Advantages

• High Accuracy & Resolution: 16-bit resolution ensures precise analog output control.

• Flexible Voltage Ranges: Supports both ±10 V and 0–10 V outputs per channel, adaptable for multiple devices.

• Compact & Modular: Small form factor fits in CompactLogix 1769 racks, optimizing panel space.

• High Update Rate: 10 ms per channel ensures fast response for time-sensitive applications.

• Isolation & Safety: 1500 Vrms isolation ensures signal integrity and protection against interference.

• Reliable Industrial Design: Rated for 0–60°C operation and wide humidity range for harsh industrial environments.

• Seamless Integration: Works with Studio 5000 Logix Designer and other CompactLogix modules for easy programming.

Frequently Asked Questions (FAQs)

1. Q: Can the 1769-OF8V module output both unipolar and bipolar voltages?
   A: Yes, each channel can be configured for ±10 V or 0–10 V output.

2. Q: What is the maximum update rate for all channels?
   A: 10 ms per channel under normal operation.

3. Q: Can this module drive low-impedance loads?
   A: No, the recommended minimum load is 2 kΩ per channel.

4. Q: Is the module isolated from the backplane?
   A: Yes, it has 1500 Vrms isolation for safety and signal integrity.

5. Q: Can multiple 1769-OF8V modules be used in the same CompactLogix rack?
   A: Yes, multiple modules can be installed depending on available rack slots.

6. Q: Does the module support hot-swap in the CompactLogix rack?
   A: No, the 1769-OF8V must be installed with the rack powered down.

7. Q: What programming environment is required?
   A: Studio 5000 Logix Designer is required to configure and program the module.

8. Q: Can it control proportional valves directly?
   A: Yes, if the valve operates within the configured voltage range (±10 V or 0–10 V).

9. Q: What is the temperature range for safe operation?
   A: 0°C to +60°C operating range; -40°C to +85°C for storage.

10. Q: What is the module weight and size for panel design?
    A: Dimensions: 90 mm × 35 mm × 90 mm; weight: 0.25 kg (~0.55 lbs).

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