Product Details
Product Description
The Allen-Bradley 1794-ASB FLEX I/O adapter module provides Remote I/O communication capability for FLEX I/O systems. It supports daisy-chain topologies, multiple communication speeds, and integrates diagnostic indicators for reliable system monitoring. Compact and DIN-rail mountable, it is designed for flexible integration into distributed control architectures.
Technical Specifications
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Manufacturer Allen-Bradley
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Product Line FLEX I/O 1794
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Product Type Remote I/O Adapter
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Part Number 1794-ASB
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Weight 0.38 lbs (0.17 kg)
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Power Dissipation 4.6 W at 31.2 VDC
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Power Consumption 330 mA at 24 VDC
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Thermal Dissipation 15.7 BTU/hr at 24 VDC
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External Power Supply Requirement 450 mA at 24 VDC
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Nominal Voltage 24 VDC
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Communication Port One RIO port
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Supported Protocol RIO (Remote I/O)
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Communication Rates 57.6 kbps, 115.2 kbps, 230.4 kbps
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Supported Topology Daisy chain
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Indicators Power, Adapter Active, Adapter Fault, Local Fault
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Compatible Cable Belden 9463 or equivalent
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Operating Temperature Range 0 to 55 °C (32 to 131 °F)
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Storage Temperature Range -40 to 85 °C (-40 to 185 °F)
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Vibration Resistance 5 g at 10–500 Hz per IEC 68-2-6
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Shock Resistance 30 g peak acceleration, 11 ms pulse width
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Enclosure Rating IP20, open type
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Mounting DIN rail
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Module Capacity Supports up to 8 FLEX I/O modules
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Controller Platform FlexLogix
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Diagnostic Indicators Status LEDs
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Series Versions Available A, B, C, D, E
Application Scenarios
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Distributed control systems requiring Remote I/O integration
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Industrial automation networks using daisy-chain topology
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FLEX I/O installations needing compact DIN-rail mounted adapters
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Systems requiring diagnostic indicators for quick fault detection
FAQ
Q: How many modules can the 1794-ASB support? A: It supports up to 8 FLEX I/O modules.
Q: What communication speeds are available? A: The adapter supports 57.6 kbps, 115.2 kbps, and 230.4 kbps.
Q: What type of cable is recommended? A: Belden 9463 or an equivalent cable is recommended for RIO communication.
Comparison with Similar Models
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1794-ACN15: ControlNet adapter for FLEX I/O systems.
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1794-APB: PROFIBUS adapter variant.
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1794-ASB: Remote I/O adapter with daisy-chain topology support.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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