Dependable Relay Output Control for Flexible Industrial Automation
The Allen Bradley 1734-OW2 Relay Output Module is a compact and highly reliable POINT I/O component designed for industrial applications requiring flexible relay-based switching control. Built for distributed automation architectures, this module provides dependable electromechanical relay outputs capable of handling both AC and DC loads in demanding production environments.
With two isolated normally open relay channels, the 1734-OW2 offers excellent versatility for controlling contactors, alarms, pilot lights, solenoids, and auxiliary industrial devices. Its slim POINT I/O design supports efficient panel integration while helping manufacturers reduce wiring complexity and improve system scalability.
Widely trusted across machine automation and process industries, the 1734-OW2 combines durable switching performance with easy installation and long-term operational stability.
Technical Configuration Details
| Specification | Details |
|---|
| Manufacturer | Allen Bradley |
| Product Family | POINT I/O |
| Model Number | 1734-OW2 |
| Module Type | Relay Output Module |
| Output Channels | 2 Relay Outputs |
| Relay Type | Electromechanical Relay |
| Contact Configuration | Normally Open (Form A) |
| AC Switching Voltage | 5–250V AC |
| DC Switching Voltage | 5–125V DC |
| Maximum Output Current | 2 A per Channel |
| Isolation Voltage | 250V Continuous |
| POINTBus Current | 80 mA @ 5V DC |
| Power Consumption | 0.8 W |
| Mounting Method | DIN Rail |
| Compatible Terminal Bases | 1734-TB / 1734-TBS |
| Operating Temperature | -20°C to 55°C |
| Dimensions | Approx. 56 × 12 × 75.5 mm |
| Weight | Approx. 0.03–0.06 kg |
Common Industrial Applications
The 1734-OW2 is widely used in automation systems requiring isolated relay output switching and compact distributed I/O integration.
Typical applications include:
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Conveyor and material handling systems
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Packaging and labeling equipment
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Machine automation panels
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Motor starter interfacing
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Alarm and notification systems
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Solenoid valve control
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Industrial lighting control
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Process automation systems
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OEM machinery integration
Its ability to switch both AC and DC loads makes it a versatile solution for mixed industrial environments.
Core Advantages
Flexible AC and DC Load Switching
The relay-based output design allows the module to control a broad range of industrial devices operating on either AC or DC voltage systems.
Compact High-Density Installation
Its narrow POINT I/O housing helps maximize cabinet space and supports efficient distributed I/O configurations.
Reliable Electrical Isolation
Electromechanical relay contacts provide effective isolation between control signals and field devices for improved operational stability.
Simplified Expansion Capability
As part of the POINT I/O family, the module enables flexible future system expansion without extensive redesign.
Easy Maintenance and Diagnostics
Integrated status indicators help technicians quickly monitor output activity and simplify troubleshooting procedures.
Proven Industrial Durability
Designed for continuous industrial use, the 1734-OW2 maintains stable performance under vibration, electrical noise, and varying environmental conditions.
Technical FAQs
1. What is the primary function of the 1734-OW2?
The module provides relay-based digital output switching for industrial automation systems.
2. How many relay outputs are available?
The 1734-OW2 includes two isolated relay output channels.
3. Can the module switch both AC and DC loads?
Yes. The relay outputs support both AC and DC switching applications.
4. What is the maximum output current per channel?
Each output channel supports up to 2 A continuous current.
5. Is the module compatible with POINT I/O systems?
Yes. It is specifically designed for Allen Bradley POINT I/O distributed I/O architectures.
6. Which terminal bases are compatible with this module?
The 1734-TB and 1734-TBS terminal bases are commonly used with the 1734-OW2.
7. What mounting method is required?
The module is installed on a standard DIN rail assembly.
8. What types of devices can the module control?
It is commonly used for controlling contactors, pilot lights, relays, alarms, and solenoid valves.
9. Is the 1734-OW2 suitable for compact control panels?
Yes. Its slim housing design is optimized for high-density cabinet installations.
10. Can the module operate continuously in industrial environments?
Yes. The module is engineered for dependable long-term industrial automation operation.
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