Brand:Allen Bradley PLC Item No.:Allen Bradley 1769-OF4VI Product Origin:USA Product Dimensions:118 × 35 × 87 mm Product Weight:0.65 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1769-OF4VI is a 4-channel individually isolated analog voltage output module designed for CompactLogix and MicroLogix 1500 systems. It delivers high-resolution, electrically isolated analog signals for precise control of industrial devices such as variable frequency drives, proportional valves, actuators, and process instrumentation.
Unlike standard analog output modules, the 1769-OF4VI provides independent isolation per channel, improving signal integrity, reducing noise interference, and enhancing system reliability in complex industrial environments.
Technical Specifications
Specification Item
Details
Manufacturer
Allen Bradley (Rockwell Automation)
Model Number
1769-OF4VI
Module Type
Isolated Analog Voltage Output Module
Product Family
1769 Compact I/O
Number of Channels
4 individually isolated outputs
Output Signal Types
±10V, 0–10V, 0–5V, 1–5V
Resolution
Up to 15-bit (bipolar with sign)
Conversion Time
Up to 120 ms (all channels)
Output Type
Differential / isolated voltage outputs
Isolation Voltage
~500V AC / 710V DC (field-to-bus)
Working Voltage
30V AC / 30V DC
Backplane Current Draw
Approx. 165 mA @ 5V DC
Power Dissipation
~2.0 W typical
Load Capability
Low-current analog control signals
Compatible Controllers
CompactLogix, MicroLogix 1500
Mounting Type
DIN rail / panel mount
Wiring Method
Removable terminal block
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Dimensions
Approx. 118 × 35 × 87 mm
Weight
Approx. 0.27–0.65 kg
Recommended Related Models
Related Model
Function
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Compact analog input module
1769-OB16
DC digital output module
1769-L33ER
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Applications
The 1769-OF4VI is widely used in industrial systems requiring high-precision analog output with strong electrical isolation between channels.
Typical applications include:
Precision VFD speed control systems
Multi-zone valve positioning control
High-accuracy process automation loops
Pharmaceutical and chemical dosing systems
Industrial temperature and pressure regulation
Servo reference signal generation
OEM machine analog control systems
Noise-sensitive instrumentation environments
Its isolated channel architecture makes it especially suitable for systems where signal interference or ground loop issues are a concern.
Key Advantages
Individually Isolated Output Channels
Each channel is electrically isolated, improving signal stability and eliminating cross-channel interference in sensitive applications.
High-Resolution Analog Performance
Up to 15-bit resolution ensures smooth, precise analog signal generation for demanding process control systems.
Flexible Voltage Output Support
Supports multiple industrial voltage ranges including ±10V and 4–20 mA-compatible configurations.
Strong Noise Immunity Design
Isolation architecture significantly reduces ground loop problems and improves reliability in harsh industrial environments.
Compact and Modular Integration
Fits seamlessly into CompactLogix architectures while maintaining a space-efficient single-slot design.
Technical FAQs
1. What is the 1769-OF4VI used for?
It is used to generate precise isolated analog voltage signals for controlling industrial devices such as drives, valves, and process equipment.
2. How many output channels does it have?
It provides 4 individually isolated analog output channels.
3. What makes the “VI” version special?
The “VI” version provides individual channel isolation, improving noise immunity and signal integrity.
4. What output ranges are supported?
It supports ±10V, 0–10V, 0–5V, and 1–5V voltage ranges.
5. What is the resolution?
It provides up to 15-bit resolution depending on configuration.
6. What is the conversion time?
Up to 120 ms for all channels updating simultaneously.
7. Which controllers are compatible?
It works with CompactLogix and MicroLogix 1500 systems.
8. Are all channels isolated from each other?
Yes. Each output channel is individually isolated for improved performance.
9. What industries use this module?
It is used in manufacturing, process control, HVAC, pharmaceuticals, and OEM machinery systems.
10. Why is the 1769-OF4VI widely used in industrial automation?
Because it provides high-precision analog output, full channel isolation, strong noise immunity, and reliable integration into CompactLogix systems for demanding process control applications.
