Description
Allen-Bradley 1794-OA16 Flex I/O AC Output Module
The Allen-Bradley 1794-OA16 is a versatile AC output module for Flex I/O systems. This reliable module from Rockwell Automation provides sixteen non-isolated output channels for industrial automation. It controls various AC loads with precision and durability.
Technical Specifications
- Brand: Allen-Bradley / Rockwell Automation
- Model: 1794-OA16
- Product Type: Flex I/O AC Output Module
- Number of Outputs: 16 non-isolated channels
- Output Voltage Range: 74-132V AC
- Nominal Voltage: 120V AC
- Frequency Range: 47-63 Hz
- Current per Channel: 5-500 mA
- Total Current: 4.0 Amps maximum
- Surge Current: 7A for 40ms (repeatable every 8s)
- Voltage Drop: 1.5V AC at 0.5 Amps
- Response Time: ½ cycle (both ON and OFF)
- Flexbus Current: 80 mA @ 5V DC
- Power Dissipation: 4.7W maximum
- Isolation Voltage: 120V continuous
- Operating Temperature: 0 to 55°C (32 to 131°F)
- Indicators: 16 yellow status LEDs
- Weight: 96 grams (3.38 ounces)
- Dimensions: 94 x 94 x 69 mm (3.7 x 3.7 x 2.7 in)
Installation & Compatibility
- Compatible terminal bases: 1794-TBN, TBNF, TB2, TB3, TB3S, TBKD, TBNK, TBNFK, TB3K, TB3SK
- DIN rail mounting for easy installation
- Works with all Flex I/O communication adapters
- Internal 2.5A, 150V AC fuse protection
- Requires external fusing with 1794-TBNF terminal base
- ESD immunity: 8kV air discharges
Packaging & Shipping
- Includes 1794-OA16 output module only
- Industrial protective packaging ensures safe delivery
- Worldwide shipping via FedEx, UPS, and DHL
- 12-month warranty against defects
Frequently Asked Questions
- What types of devices can this module control?
It controls relays, solenoids, contactors, pilot lights, horns, and buzzers. - Does this module include built-in fusing?
Yes, it has an internal 2.5A fuse, but some bases require additional fusing. - What is the response time for output switching?
Both ON and OFF transitions take approximately ½ AC cycle. - Can I mix different terminal bases with this module?
Yes, it works with 10 different terminal base models. - What is the maximum ambient temperature for operation?
It operates reliably up to 55°C (131°F) ambient temperature.
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