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Allen Bradley 1794-OM8 Flex I/O AC Digital Output Module
- Product Details
- FAQs
- Related
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- Packing & Delivery
- Product Ratings
Product Introduction
The Allen-Bradley 1794-OM8 FLEX I/O AC Digital Output Module is a compact and reliable AC output module designed to control AC-powered field devices in industrial automation systems. As part of the FLEX I/O series from Rockwell Automation, it provides dependable switching of 220 VAC loads with 16 discrete output points, making it suitable for a variety of distributed control applications.
With its open-style housing and DIN rail mounting, the 1794-OM8 is easy to install and maintain in control panels. It offers stable operation for controlling motors, relays, indicator lamps, and other AC devices in industrial and commercial environments.
Product Specifications
| Parameter | Description |
|---|---|
| Product Type | Digital AC Output Module |
| Series | FLEX I/O |
| Manufacturer | Rockwell Automation |
| Model Number | 1794-OM8 |
| Number of Channels | 16 Outputs |
| Output Type | AC Output |
| Rated Voltage | 220 VAC |
| Output Configuration | Discrete |
| Channel Configuration | 16 Points |
| Load Type | AC Loads (Resistive/Inductive) |
| Isolation | Channel-to-backplane isolation |
| Mounting Method | DIN Rail Mount |
| Housing Type | Open Style |
| Ingress Protection | IP20 |
| Response Time | Standard AC switching |
| Wiring Method | Compatible with FLEX I/O terminal bases |
| Dimensions | 97 x 46 x 53 mm |
| Weight | 0.085 kg |
Applications
● Used in industrial automation systems to control AC devices such as relays, contactors, and indicator lamps
● Ideal for machine control, including conveyor systems, motor starters, and packaging machinery
● Suitable for distributed I/O systems, reducing wiring complexity and installation distance
● Applied in building automation for lighting and auxiliary equipment control
● Integrated into PLC-based control systems for coordinated AC output management
● Used in process control environments where reliable AC switching is essential
Advantages
● 16-point AC output enables simultaneous control of multiple devices
● Designed for AC load switching, supporting resistive and inductive loads
● Compact design with DIN rail mounting simplifies installation
● Open-style housing allows easy wiring and maintenance
● Distributed I/O compatibility reduces wiring length and improves modularity
● Industrial-grade construction ensures reliable operation under continuous use
● Seamless integration with FLEX I/O systems enhances system flexibility
FAQ
-
What types of devices can this module control?
It is used to switch AC devices, including relays, motors, contactors, and indicator lamps. -
Is this module suitable for inductive loads?
Yes, but proper suppression devices may be required for long-term reliability. -
How is it different from DC output modules?
This module is designed for AC voltage switching, whereas DC modules handle low-voltage DC loads. -
Can it be used in distributed I/O systems?
Yes, it integrates with FLEX I/O architectures, allowing placement close to field devices. -
What considerations are needed for wiring AC outputs?
Proper insulation, grounding, and adherence to safety standards are critical. -
Is it compatible with standard PLCs?
Yes, when used with the appropriate FLEX I/O adapter, it works with most PLC systems. -
How reliable is it under continuous operation?
It provides stable and consistent AC switching in industrial applications. -
Does it require special maintenance?
Routine inspection and suitable environmental conditions are sufficient. -
Is it suitable for rapid switching?
It is designed for standard switching and not high-frequency on/off cycles. -
Where should this module be installed?
Inside control panels or enclosures that provide protection from environmental hazards.
Related Models
| Model | Channels | Voltage | Output Type | Description |
|---|---|---|---|---|
| 1794-OM16 | 16 | 240 VAC | AC Output | High-density AC output module |
| 1794-OB16 | 16 | 24 VDC | DC Output | Standard DC output module |
| 1794-OB16P | 16 | 24 VDC | DC Output | Protected DC output module |
| 1794-OV16 | 16 | 24 VDC | Sinking | Sinking DC output module |
| 1794-IB16 | 16 | 24 VDC | Input | Digital input module |
| 1794-IE8 | 8 | Analog | Input | Analog input module |
Popular Models
| Model | Type | Channels | Voltage | Application |
|---|---|---|---|---|
| 1794-IB16 | Digital Input | 16 | 24 VDC | Input monitoring |
| 1794-OB16 | Digital Output | 16 | 24 VDC | Output control |
| 1794-IE8 | Analog Input | 8 | ±10V / 4–20 mA | Process signals |
| 1794-OE4 | Analog Output | 4 | 4–20 mA | Process control |
| 1794-IF8IH | Analog Input | 8 | HART | Smart instrumentation |
| 1794-IT8 | Temperature Input | 8 | RTD/TC | Temperature systems |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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