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- Allen Bradley
- 1734-OB2
- Point I/O Module
- USA
- 56 × 12 × 75.5 mm
- 0.023kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
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Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Allen Bradley 1734-OB2 Detailed Technical Overview
1. Product Overview
The Allen Bradley 1734-OB2 is a compact digital DC output module designed for distributed I/O systems. It belongs to a modular architecture where control systems are expanded through small, plug-in I/O units placed close to field devices.
This model provides 2 DC sourcing output channels, mainly used to control actuators such as relays, solenoid valves, small motors, and indicator devices operating on 24V DC. It is typically installed inside control cabinets using DIN rail mounting and works as part of a distributed automation node.
The module is designed with simplicity and reliability in mind, making it suitable for applications where a small number of outputs are required without sacrificing performance.
2. Brand and Series
- Brand: Allen Bradley
- Series: 1734 Series
- Platform: POINT I/O
- Module Type: Digital DC Output Module
The POINT I/O platform is widely used for distributed automation, allowing I/O modules to be installed closer to field equipment, reducing wiring complexity and improving system efficiency.
3. Technical Specifications
Parameter Table
| Parameter | Specification |
|---|---|
| Model | 1734-OB2 |
| Output Type | Digital DC Sourcing Output |
| Output Channels | 2 |
| Rated Voltage | 24V DC |
| Output Voltage Range | 10–28.8V DC |
| Output Current | 1 A per channel (2 A per module) |
| Signal Delay | Approx. 0.1 ms |
| Isolation Voltage | 50V (continuous) |
| Leakage Current | 0.5 mA |
| Mounting Method | DIN Rail |
| Operating Temperature | -20°C to +55°C |
| Protection Rating | IP20 (open type) |
| Dimensions | 56 × 12 × 75.5 mm |
| Weight | ≈ 0.023 kg ( 0.023 ) |
（以上参数基于常规工业规格整理）
4. Product Features
The 1734-OB2 is designed to meet standard industrial control requirements with a focus on compactness and efficiency.
- Slim and space-saving structure suitable for dense installations
- Two independent sourcing outputs for DC loads
- Fast switching response with minimal delay
- LED indicators for output and module status
- Modular design enabling flexible expansion
- Compatible with multiple industrial communication adapters
These features allow it to integrate easily into distributed control architectures.
5. Product Applications
The module is commonly used in industrial environments where 24V DC loads must be controlled.
Typical application scenarios include:
- Automated production lines
- Conveyor and logistics systems
- Packaging and assembly equipment
- Control cabinets for machinery
- Solenoid valve control systems
- Indicator lights and alarm systems
It is especially suitable for localized control points where only a few outputs are needed.
6. Product Advantages
Compact Design
The narrow width allows installation in tight control panels without sacrificing functionality.
Flexible Integration
Works seamlessly within modular distributed I/O systems.
Reliable Output Performance
Stable DC output ensures consistent control of field devices.
Easy Maintenance
Modules can be replaced individually without affecting the entire system.
Efficient System Design
Reduces wiring and installation complexity in decentralized automation layouts.
7. Recommended Models (Same Series or Related)
POINT I/O Related Models
| Model | Type | Channels | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1734-OB4 | Digital DC Output | 4 | 24V DC | 12 × 75 × 55 | 0.10 ( 0.10 ) |
| 1734-OB8 | Digital DC Output | 8 | 24V DC | 12 × 75 × 55 | 0.10 ( 0.10 ) |
| 1734-IB2 | Digital DC Input | 2 | 24V DC | 12 × 75 × 55 | 0.10 ( 0.10 ) |
| 1734-IA2 | Digital AC Input | 2 | 120V AC | 12 × 75 × 55 | 0.10 ( 0.10 ) |
| 1734-OW2 | Relay Output | 2 | AC/DC | 12 × 75 × 55 | 0.11 ( 0.11 ) |
These modules belong to the same distributed I/O platform and can be combined freely to meet different signal requirements.
8. Recommended Popular Models (Same Brand)
Widely Used Industrial Modules
| Model | Type | Channels | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-EN2T | Ethernet Communication | — | — | 145 × 140 × 35 | 0.45 ( 0.45 ) |
| 1756-IB16 | Digital Input | 16 | 24V DC | 145 × 140 × 35 | 0.40 ( 0.40 ) |
| 1756-OB16E | Digital Output | 16 | 24V DC | 145 × 140 × 35 | 0.42 ( 0.42 ) |
| 1769-IF4 | Analog Input | 4 | Analog | 118 × 87 × 35 | 0.30 ( 0.30 ) |
| 1769-OB16 | Digital Output | 16 | 24V DC | 118 × 87 × 35 | 0.30 ( 0.30 ) |