Product Introduction
The Allen-Bradley 1734-OA2 Digital Output Module is a compact and reliable module designed for discrete control applications within Allen-Bradley Point I/O systems. It provides precise ON/OFF switching for field devices such as solenoids, relays, and indicator lamps. Engineered for distributed I/O architectures, the module enables flexible placement in industrial control panels while maintaining dependable performance.
Its design emphasizes modularity, ease of integration, and safe operation in industrial environments, allowing seamless connection with controllers through Fieldbus communication protocols. The 1734-OA2 is ideal for applications requiring small form factor, efficient output management, and high electrical reliability.
Product Specifications
| Parameter |
Description |
| Product Name |
Digital Output Module |
| Model |
1734-OA2 |
| Product Series |
Point I/O (Bul. 1734) |
| Component Type |
Fieldbus I/O |
| Number of Digital Outputs |
2 |
| Digital Output Type |
AC |
| Rated Current per Digital Output, Max |
0.75 A |
| Rated Current per Module, Max |
1.5 A |
| Power Supply |
120/230V AC |
| Operating Temperature, Max |
55 °C |
| Operating Temperature, Min |
-20 °C |
| Storage Temperature, Max |
85 °C |
| Storage Temperature, Min |
-40 °C |
| Relative Humidity, Max |
95 %RH |
| Dimensions |
56 × 12 × 75.5 mm |
| Weight |
0.031 kg |
Applications
● Industrial automation control
Provides precise digital output control for solenoids, relays, indicator lamps, and other actuators.
● Distributed I/O systems
Used in Point I/O networks for decentralized control, enabling flexible placement close to field devices.
● Process control
Supports digital output operations for monitoring and actuation in manufacturing and process industries.
● Machine control
Provides compact output solutions for modular machines and assembly lines.
● System expansion
Enables additional digital output channels in existing Point I/O architectures without major rewiring.
Advantages
● Compact and lightweight design
Ideal for space-constrained control panels and distributed installation.
● High reliability
AC digital outputs designed for stable switching with minimal electrical interference.
● Modular architecture
Integrates easily into Allen-Bradley Point I/O systems for scalable solutions.
● Flexible power options
Supports both 120V AC and 220V AC applications.
● Wide operating range
Operates reliably from -20 °C to 55 °C and can be stored under extreme conditions.
● Simplified system integration
Fieldbus communication allows plug-and-play installation with minimal configuration.
FAQ
1. What is the main purpose of this module?
It provides ON/OFF digital outputs to control field devices such as relays, solenoids, or indicator lamps. It converts controller signals into reliable switching actions.
2. How many digital outputs are available?
The module has 2 discrete AC outputs. Each output can operate independently for flexible control.
3. What is the maximum current per output?
Each output supports up to 0.75 A, allowing safe operation for standard AC loads.
4. What is the maximum current for the module?
The total module current is 1.5 A. Both outputs can operate simultaneously without exceeding this limit.
5. Which AC voltages are supported?
The module works with 120V AC or 220V AC, providing flexibility across different industrial power systems.
6. What is the operating temperature range?
It operates between -20 °C and 55 °C, suitable for most industrial environments.
7. Can it handle high humidity environments?
Yes, it supports up to 95% relative humidity. Protective coatings and insulation ensure reliable performance.
8. Is it compatible with Allen-Bradley Fieldbus systems?
Yes, it integrates seamlessly into Point I/O networks, enabling distributed control with PLCs and controllers.
9. How does it help with system modularity?
It allows easy expansion of digital outputs without extensive rewiring, simplifying system upgrades.
10. How can operators monitor the module status?
Status LEDs indicate output state and faults. This helps quickly identify issues during operation or maintenance.
Related Models
| Model |
Description |
| 1734-OE2 |
Digital output module for DC loads |
| 1734-IB2 |
Digital input module |
| 1734-IA8 |
High-channel digital input module |
| 1734-IB16 |
Multi-channel digital input module |
| 1734-OB2 |
AC output module variant |
| 1734-OD2 |
DC output module with higher current rating |
Popular Models
| Model |
Application Area |
| 1734-IB8 |
Digital input module |
| 1734-OB16 |
AC digital output module |
| 1734-AENTR |
Ethernet adapter module |
| 1734-AENT |
EtherNet/IP adapter module |
| 1734-IA16 |
Analog input module |
| 1734-AO8 |
Analog output module |
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