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- Allen Bradley
- 1769-OF4VI
- CompactLogix I/O Module
- USA
- 118 mm × 35 mm × 87 mm
- 0.3kg
- Xiamen, China
- New & In Stock
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Technical Report: Analog Output Module 1769-OF4VI
1. Product Overview
The 1769-OF4VI is a compact industrial analog output module designed for high-precision voltage signal control in PLC-based automation systems. It is part of a modular I/O expansion system used in distributed control architectures where multiple analog signals must be generated and managed with stability and accuracy.
This module provides 4 individually isolated voltage output channels, capable of delivering precise control signals for actuators, drives, instrumentation devices, and process control elements.
It is specifically designed for environments requiring high signal integrity, electrical isolation, and flexible output scaling.
2. Brand Information
- Brand: Industrial Automation Control Brand
- Product Category: PLC Analog Output Module
- Application Field: Industrial Automation & Process Control
- Manufacturing Origin: United States (varies by production batch)
3. Product Series
- Series Name: Compact I/O Series
- System Type: Modular PLC expansion platform
- Architecture: Distributed I/O backplane system
- Compatibility: Compact PLC controllers and modular CPU platforms
The Compact I/O system allows seamless expansion of control points without redesigning the PLC architecture.
4. Product Introduction
The 1769-OF4VI converts digital control signals from a PLC into analog voltage outputs. Each channel operates independently and is electrically isolated, ensuring stable signal transmission even in electrically noisy environments.
It supports multiple voltage ranges, making it suitable for a wide variety of industrial devices requiring analog voltage control.
The module is designed for plug-in installation and can be configured through standard PLC programming environments.
5. Technical Parameters
5.1 Electrical Performance
| Parameter | Value |
|---|---|
| Number of Channels | 4 (individually isolated) |
| Output Type | Voltage |
| Output Ranges | ±10 V, 0–10 V, 0–5 V, 1–5 V |
| Full Scale Range | ±10.5 V / 0–10.5 V |
| Resolution | 15-bit + sign |
| Accuracy | ±0.35% full scale (typical) |
| Conversion Time | ~120 ms (all channels) |
| Output Impedance | <1 Ω |
| Short-Circuit Protection | Yes (limited current protection) |
| Channel Diagnostics | Over/under-range detection |
5.2 Electrical Isolation & Safety
| Parameter | Value |
|---|---|
| Isolation Voltage | 500 V AC / 710 V DC (1 min test) |
| Working Voltage | 30 V AC / 30 V DC |
| Isolation Type | Channel-to-channel + channel-to-bus |
| Protection Class | Reinforced industrial insulation |
5.3 Power Consumption
| Parameter | Value |
|---|---|
| Backplane Current Draw | ~165 mA @ 5.1 V DC |
| 24V Current Draw | ~110 mA |
| Heat Dissipation | ~2.0 W |
| Energy Profile | Low thermal output for cabinet installation |
5.4 Physical Dimensions & Weight
| Parameter | Value |
|---|---|
| Height | 118 mm |
| Width | 35 mm |
| Depth | 87 mm |
| Mounting Type | DIN rail / panel mount |
| Weight | 0.27 kg – 0.30 kg |
| Form Factor | Single-slot compact module |
5.5 Wiring & Installation
| Parameter | Value |
|---|---|
| Wire Type | Copper conductor |
| Solid Wire Size | 22–14 AWG |
| Stranded Wire Size | 22–16 AWG |
| Terminal Type | Removable screw terminal block |
| Recommended Cable | Shielded analog signal cable |
6. Product Applications
The module is widely used in industrial automation systems where stable and precise analog voltage signals are required.
Application fields include:
- Process automation systems
- Chemical production lines
- Water treatment control systems
- HVAC regulation systems
- Industrial furnace temperature systems
- Packaging machinery
- Motion control systems
- Energy management systems
Typical controlled devices:
- Proportional valves
- Servo amplifiers
- Variable frequency drives (VFD input reference)
- Industrial indicators
- Actuator positioning systems
7. Product Advantages
7.1 High Signal Resolution
The 15-bit resolution ensures smooth and precise analog voltage control, suitable for sensitive industrial applications.
7.2 Independent Channel Isolation
Each output channel is isolated, preventing cross-channel interference and improving system stability.
7.3 Flexible Voltage Ranges
Supports multiple voltage standards, allowing compatibility with a wide range of field devices.
7.4 Strong Electrical Protection
Built-in protection against overload, short circuit, and signal abnormality improves reliability.
7.5 Compact Industrial Design
Small physical size allows high-density installation in control cabinets.
7.6 Easy System Integration
Designed for modular PLC systems with simple installation and configuration.
8. Recommended Models (Same Series / Related Modules)
8.1 Same Series or Closely Related Modules
| Model | Description | Key Parameters |
|---|---|---|
| 1769-OF2 | 2-channel analog output module | Voltage/current output, compact design |
| 1769-OF4CI | 4-channel current output module | 4–20 mA / 0–20 mA current output |
| 1769-IF4 | 4-channel analog input module | Voltage/current input, similar footprint |
| 1769-IF8 | 8-channel analog input module | High-density input expansion |
| 1769-OF8C | 8-channel analog output module | Multi-channel expanded output control |
9. Recommended Models (Same Brand – Popular PLC Modules)
| Model | Type | Key Parameters |
|---|---|---|
| 1769-L24ER | PLC Controller | Integrated CPU, Ethernet communication, modular expansion |
| 1769-L33ER | PLC Controller | High-performance processor, motion control support |
| 1769-PA4 | Power Supply Module | 24V DC input, system backplane power distribution |
| 1769-IQ16 | Digital Input Module | 16-channel discrete input, fast switching response |
| 1769-OB32 | Digital Output Module | 32-channel transistor output, high-density control |
10. Summary
The 1769-OF4VI is a high-performance analog voltage output module designed for precise industrial control applications. With 4 independently isolated channels, flexible voltage ranges, and strong electrical protection, it provides stable signal output in demanding automation environments.
Its compact structure, high resolution, and robust isolation make it a reliable choice for modern PLC-based industrial systems requiring accurate analog voltage control.