
Product Description
Allen-Bradley 1734-OW4 POINT I/O Relay Output Module - Industrial Control Solution
The Allen-Bradley 1734-OW4 delivers dependable electromechanical relay switching for demanding industrial environments. Engineered with four isolated relay outputs, this POINT I/O module ensures robust signal isolation and reliable load control across automation systems.
Technical Specifications
- Output Channels: 4 isolated electromechanical relay outputs
- Contact Rating: 2A at 24V DC / 120V AC per channel
- Isolation Voltage: 1500V AC channel-to-backplane
- Response Time: 10ms typical ON/OFF switching
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Power Consumption: 150mA at 24V DC maximum
- Mounting: Compatible with 1734 terminal bases
Application Scenarios
This relay output module excels in applications requiring galvanic isolation between control logic and field devices. Deploy the 1734-OW4 for motor starter control, solenoid valve actuation, pilot light indication, and alarm horn triggering. Its isolated relay contacts protect sensitive PLC circuitry from voltage spikes and electrical noise common in industrial settings.
Integration & Compatibility
Seamlessly integrates with Allen-Bradley POINT I/O distributed control architecture. Mount directly onto 1734-TOP terminal bases and connect via 1734-AENTR EtherNet/IP adapters for network communication. Pair with 1734-VTM voltage terminal modules for complete I/O solutions.
Common Questions
Q: Can the 1734-OW4 switch AC and DC loads?
A: Yes, each relay contact is rated for both 24V DC and 120V AC loads up to 2A, providing versatile switching capability.
Q: What terminal base is required?
A: The module requires a 1734-TOP, 1734-TB, or 1734-TBS terminal base for proper installation and wiring.
Q: Does it support hot-swapping?
A: Yes, POINT I/O modules support hot-swap replacement without powering down the entire system when properly configured.
Warranty & Support
Backed by a comprehensive 12-month warranty covering manufacturing defects and performance issues. Our technical team provides installation guidance, troubleshooting assistance, and application engineering support throughout the product lifecycle.
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