Brand:Allen Bradley PLC Item No.:Allen Bradley 1769-OB32 Product Origin:USA Product Dimensions:118 × 87 × 35 mm Product Weight:0.5 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-OB32 is a 32-point 24V DC sourcing output module designed for CompactLogix and MicroLogix 1500 control systems. It is a high-density Compact I/O solution built for applications requiring a large number of digital outputs in a compact footprint. With two isolated groups of 16 outputs, it enables efficient wiring and scalable machine control while minimizing cabinet space.
This module is widely used in OEM machinery and industrial automation systems where high channel density, fast switching, and reliable DC output performance are critical.
Technical Specifications
Specification Item
Details
Manufacturer
Allen Bradley (Rockwell Automation)
Model Number
1769-OB32
Module Type
DC Digital Output Module
Product Family
1769 Compact I/O
Number of Outputs
32 outputs
Output Voltage Range
20.4–26.4V DC
Nominal Voltage
24V DC
Output Type
Sourcing outputs
Output Groups
2 groups of 16 points
Maximum Current per Point
0.5 A (typical industrial rating)
Maximum Current per Module
Up to 8 A depending on temperature conditions
Switching Characteristics
Fast DC switching, solid-state outputs
Isolation Voltage
1200V AC / reinforced isolation between field and backplane
Surge Current
2 A for 10 ms
Backplane Current Draw
Approx. 300 mA @ 5V DC
Heat Dissipation
Approx. 4–5 W
Compatible Controllers
CompactLogix, MicroLogix 1500
Wiring Method
Removable terminal block
Mounting Type
DIN rail / panel mount
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Dimensions
Approx. 118 × 87 × 35 mm
Weight
Approx. 0.3–0.5 kg
Recommended Related Models
Related Model
Function
1769-OB16
16-point DC output module
1769-OB16P
Protected DC output module
1769-OB8
8-point DC output module
1769-OA16
AC output module
1769-OW16
Relay output module
1769-IQ32
Digital input module
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Industrial Applications
The 1769-OB32 is designed for high-density output control applications where space efficiency and large-scale discrete control are required.
Typical applications include:
Large OEM machine control panels
Packaging and bottling lines
Conveyor and material handling systems
Automated assembly equipment
Multi-zone industrial control systems
Robotics and machine synchronization logic
Process automation output expansion
Factory-wide digital signaling systems
Its 32-channel density makes it especially valuable in control cabinets where space is limited but I/O demand is high.
Key Advantages
Extremely High Output Density
Provides 32 DC outputs in a single module, significantly reducing rack space and wiring complexity.
Efficient Cabinet Design
Two isolated groups of 16 outputs simplify wiring distribution and improve system organization.
Fast and Reliable Switching
Solid-state DC outputs ensure fast response times for high-speed automation tasks.
Robust Industrial Protection
Reinforced isolation enhances safety and improves long-term reliability in harsh environments.
Scalable CompactLogix Integration
Seamlessly integrates into CompactLogix and MicroLogix systems for flexible expansion.
Technical FAQs
1. What is the 1769-OB32 used for?
It is used to control multiple 24V DC devices such as relays, solenoids, and indicators in industrial automation systems.
2. How many outputs does it provide?
It provides 32 DC digital outputs.
3. What is the output voltage range?
It operates at 20.4–26.4V DC, with 24V DC nominal.
4. How are the outputs grouped?
The outputs are divided into two isolated groups of 16 channels each.
5. What is the maximum current per output?
Each channel typically supports up to 0.5 A depending on operating conditions.
6. Does it support short-circuit protection?
It includes inherent solid-state protection characteristics, but system-level protection depends on design.
7. Which controllers are compatible?
It works with CompactLogix and MicroLogix 1500 controllers.
8. What mounting options are available?
It supports DIN rail and panel mounting.
9. Is it suitable for OEM machines?
Yes. It is widely used in OEM equipment requiring high I/O density.
10. Why is the 1769-OB32 widely used in industrial automation?
Because it delivers extremely high channel density, compact design, reliable DC switching, and seamless integration into Rockwell Compact I/O systems for large-scale machine control.
