
Product Overview
The Allen-Bradley 1762-OV32T MicroLogix 1200 32-Point DC Sink Current Output Module is a compact high-density digital output module designed for industrial automation and PLC control systems.
This module provides thirty-two sinking DC transistor output channels for controlling industrial field devices such as relays, solenoids, indicators, contactors, and automation actuators. Designed for fast response and reliable switching performance, the 1762-OV32T is ideal for automation systems requiring a large number of digital outputs within limited cabinet space.
As part of the MicroLogix expansion I/O series, the module integrates seamlessly with MicroLogix controllers and supports scalable industrial automation architectures.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Allen-Bradley |
| Model |
1762-OV32T |
| Product Type |
DC Sink Current Output Module |
| Series |
MicroLogix 1200 Expansion I/O |
| Number of Outputs |
32 digital outputs |
| Output Type |
Solid-state sinking transistor outputs |
| Signal Type |
Digital DC output |
| Output Voltage Range |
20.4 to 26.4V DC |
| Output Configuration |
Sink current outputs |
| Isolation |
Group isolated outputs |
| Communication Method |
PLC backplane communication |
| Wiring Method |
Screw terminal connection |
| Mounting Type |
DIN rail / panel mounted |
| Compatible Controllers |
MicroLogix 1100 / 1200 / 1400 |
| Response Time |
High-speed transistor switching |
| Dimensions |
90 × 40.4 × 87 mm |
| Weight |
0.2 kg |
| Application |
Industrial digital output expansion |
| Operating Environment |
Industrial-grade automation systems |
Function and Working Principle
The 1762-OV32T functions as a high-density digital DC sinking output interface module for PLC automation systems.
Its operating process includes:
- Receiving output control commands from the PLC processor
- Activating sinking transistor output channels
- Switching connected DC field devices ON or OFF
- Delivering fast-response digital control signals
- Supporting synchronized industrial automation processes
The transistor-based solid-state design eliminates mechanical relay wear, providing improved switching speed, reliability, and operational lifespan.
Role in Industrial Control Systems
Within industrial automation systems, the 1762-OV32T serves as a digital DC output expansion module.
It is commonly used to control:
- Solenoid valves
- Industrial relays
- Indicator lamps
- Alarm systems
- DC contactors
- Automated machine actuators
Its 32-point architecture allows efficient expansion of PLC output capacity for medium and large automation systems.
Industrial Applications
The Allen-Bradley 1762-OV32T is widely used in:
- Manufacturing automation systems
- Packaging and assembly machinery
- Conveyor and transport systems
- Automotive production equipment
- Material handling systems
- Water treatment facilities
- Industrial process automation applications
It is especially suitable for applications requiring multiple high-speed DC sink outputs.
Installation and System Integration
Proper installation ensures stable and reliable performance:
- Mounted on DIN rail or industrial control panels
- Connected directly to MicroLogix PLC expansion buses
- Wired through industrial screw terminal connections
- Installed within protected industrial cabinets
- Requires proper grounding and electrical protection
Correct installation minimizes electrical interference and improves long-term operational stability.
Compatible System Components
The 1762-OV32T typically works with:
- MicroLogix PLC controllers
- 1762 analog and digital I/O modules
- Human Machine Interfaces (HMI)
- Industrial sensors and switches
- Motor control systems
- Industrial communication modules
It functions as part of a scalable MicroLogix industrial automation platform.
Recommended Alternative Models
| Model |
Type |
Key Feature |
Application |
| 1762-OB32T |
DC sourcing output module |
Sourcing transistor outputs |
Standard DC automation |
| 1762-OB16 |
16-point DC output module |
Compact output expansion |
Medium-scale systems |
| 1762-OA8 |
AC output module |
Solid-state AC outputs |
AC control applications |
| 1769-OV32T |
CompactLogix output module |
Advanced PLC integration |
Complex automation |
| Siemens SM1223 |
Digital output module |
Industrial PLC compatibility |
Industrial automation |
Key Advantages
- High-density 32-point output design
- Fast transistor switching performance
- Reliable sink current output operation
- Compact industrial module construction
- Seamless MicroLogix PLC integration
- Suitable for continuous industrial automation
Technical FAQs
What is the primary function of the 1762-OV32T?
It provides thirty-two digital DC sinking outputs for industrial automation systems.
What type of outputs does this module use?
It uses solid-state sinking transistor outputs.
Which PLC systems are compatible with this module?
It is compatible with MicroLogix 1100, 1200, and 1400 controllers.
What are the benefits of transistor outputs?
Transistor outputs provide fast response speed, high reliability, and reduced mechanical wear.
Conclusion
The Allen-Bradley 1762-OV32T MicroLogix 1200 32-Point DC Sink Current Output Module is a reliable and high-density industrial expansion module designed for efficient digital output control in PLC automation systems. With thirty-two solid-state sinking outputs, fast switching performance, and compact installation design, it provides dependable operation for industrial machine automation and process control applications.
For engineers and system integrators, the 1762-OV32T offers scalable output expansion, stable industrial performance, and long-term reliability across demanding automation environments.