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- 1769-OF4
- CompactLogix I/O Module
- USA
- 118 mm × 35 mm × 87 mm
- 0.28kg
- Xiamen, China
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Technical Report: 1769-OF4 Analog Output Module (Compact I/O Series)
1. Product Overview
The 1769-OF4 is a compact analog output module designed for distributed industrial automation systems. It is used to convert digital controller signals into precise analog voltage or current outputs for process control applications.
It belongs to the Compact I/O platform and is widely used in modular PLC architectures where flexibility, scalability, and compact design are required.
The module provides 4 independent analog output channels, supporting both voltage and current signal types for industrial control devices such as valves, drives, indicators, and actuators.
2. Brand Information
- Brand: Industrial Automation Control Brand
- Product Category: PLC Analog Output Module
- Technology Domain: Industrial Automation / Process Control
- Country of Origin: United States (varies by production batch)
3. Product Series
- Series Name: Compact I/O Series
- System Type: Modular PLC I/O system
- Architecture: Distributed I/O expansion for compact PLC systems
- Compatibility: Compact PLC controllers and Micro-type PLC systems
4. Detailed Technical Parameters
4.1 Electrical & Signal Specifications
| Parameter | Value |
|---|---|
| Number of Output Channels | 4 |
| Output Types | Voltage / Current |
| Voltage Range | ±10 V, 0–10 V, 0–5 V, 1–5 V |
| Current Range | 0–20 mA, 4–20 mA |
| Resolution | 15-bit + sign (bipolar/unipolar) |
| Conversion Time | approx. 2.5 ms |
| Isolation Voltage | 510 V AC / 720 V DC (1 min test) |
| Heat Dissipation | 2.86 W |
| Power Consumption | ~120 mA @ 5.1 V DC |
| Working Temperature | 0°C to 60°C |
4.2 Physical Dimensions & Weight
| Parameter | Value |
|---|---|
| Height | 118 mm |
| Width | 35 mm |
| Depth | 87 mm |
| Mounting Height (installed) | ~138 mm |
| Weight | 0.28 kg |
| Installation Type | DIN rail mounting |
4.3 Wiring & Installation
| Parameter | Value |
|---|---|
| Wire Type | Copper conductor |
| Solid Wire Size | 22–14 AWG |
| Stranded Wire Size | 22–16 AWG |
| Insulation Rating | 90°C minimum |
| Terminal Type | Removable terminal block |
5. Product Introduction
The module is designed to deliver stable analog control signals in industrial environments. It acts as an interface between programmable controllers and field devices requiring analog inputs.
It supports both voltage and current output modes, making it suitable for mixed control environments where different signal standards are required.
Its modular design allows it to be easily integrated into a PLC rack without complex configuration, reducing engineering time and system footprint.
6. Application Areas
This module is commonly applied in:
- Industrial process automation systems
- Chemical processing plants
- Water treatment systems
- HVAC control systems
- Motor speed control systems
- Packaging machinery
- Conveyor belt control systems
- Pressure and flow regulation systems
In these environments, it is typically used to control:
- Control valves
- Variable frequency drives (VFDs)
- Actuators
- Industrial indicators
- Proportional control devices
7. Product Advantages
7.1 High Precision Control
- 15-bit resolution ensures accurate analog signal output
- Stable performance under industrial noise conditions
7.2 Flexible Signal Support
- Supports both voltage and current output types
- Compatible with multiple industrial signal standards
7.3 Compact Design
- Small footprint reduces cabinet space requirements
- Suitable for dense control panel layouts
7.4 Fast Response
- 2.5 ms conversion speed enables real-time control applications
7.5 Easy Integration
- Modular plug-in design
- Compatible with compact PLC backplane systems
7.6 Electrical Isolation
- High isolation rating improves system safety
- Reduces risk of signal interference between channels
8. Recommended Models – Same Series or Closely Related
8.1 Same Series / Compact I/O Family
| Model | Description | Key Parameters |
|---|---|---|
| 1769-OF2 | 2-channel analog output module | 2 outputs, voltage/current support, smaller capacity |
| 1769-IF4 | Analog input module | 4 inputs, voltage/current, similar size 118×87×35 mm, ~0.28 kg |
| 1769-OF4CI | Current output version | 4 channels, 4–20 mA output only, same footprint |
| 1769-IF8 | Expanded analog input module | 8 channels, higher density input processing |
| 1769-OW16 | Digital output module | 16-point relay output, same Compact I/O architecture |
8.2 Same Brand – Popular Models (Different Function Types)
| Model | Type | Key Parameters |
|---|---|---|
| 1769-L24ER | PLC controller | Integrated CPU, Ethernet/IP, modular expansion |
| 1769-L33ER | PLC controller | Higher performance CPU, advanced motion control |
| 1769-PA4 | Power supply module | 24V DC input, system power distribution |
| 1769-IQ16 | Digital input module | 16-channel discrete input, fast switching |
| 1769-OB32 | Digital output module | 32-channel transistor output, high-density control |
9. Summary
The 1769-OF4 is a compact, high-precision analog output module designed for industrial automation systems requiring stable multi-channel analog control. With its 4-channel output design, flexible signal compatibility, and compact footprint, it is widely used in process control, machine automation, and industrial monitoring systems.
Its combination of precision, modularity, and electrical isolation makes it a reliable component in modern PLC-based control architectures.