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Allen Bradley 1794-PS3 Flex I/O Power Supply Module
- Product Details
- FAQs
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- Packing & Delivery
- Product Ratings
Product Introduction
The Allen-Bradley 1794-PS3 FLEX I/O Power Supply Module is a high-capacity power supply designed to provide stable 24 VDC power to FLEX I/O modules in industrial automation systems. Part of the FLEX I/O series from Rockwell Automation, it supports both 120 and 220 VAC inputs, delivering up to 3.0 A output with 86 W power, making it suitable for larger distributed I/O configurations or systems with higher current demands.
Its compact DIN rail-mount design allows for easy installation within control panels. The 1794-PS3 ensures reliable operation of connected I/O modules, supporting distributed control architectures, and providing consistent power for sensors, actuators, and other field devices in industrial environments.
Product Specifications
| Parameter | Description |
|---|---|
| Product Type | Power Supply Module |
| Series | FLEX I/O |
| Manufacturer | Rockwell Automation |
| Model Number | 1794-PS3 |
| Input Voltage | 120 / 220 VAC |
| Input Frequency | 50/60 Hz |
| Input Current | 3.0 A Max |
| Power Rating | 86 W |
| Output Voltage | 24 VDC |
| Output Current | 3.0 A Max |
| Output Type | Regulated DC |
| Mounting Method | DIN Rail Mount |
| Housing Type | Open Style |
| Isolation | Input-to-output isolation |
| Ingress Protection | IP20 |
| Dimensions | 87 x 94 x 69 mm |
| Weight | 0.32 kg |
Applications
● Provides 24 VDC power to multiple FLEX I/O modules in industrial automation systems
● Suitable for distributed I/O systems requiring higher current capacity
● Powers machine control systems, including actuators, sensors, and output modules
● Used in building automation for large-scale lighting and control systems
● Supports PLC-based systems to ensure consistent operation of connected I/O modules
● Applied in process control environments where high-power stability is critical
Advantages
● High output current of 3.0 A for powering multiple modules simultaneously
● Supports 120 / 220 VAC input, suitable for global applications
● Regulated 24 VDC output ensures stable operation of all connected modules
● Compact DIN rail mounting simplifies installation in control panels
● Reliable industrial-grade construction ensures long-term operation
● Open-style housing allows easy access for wiring and inspection
● Supports distributed I/O architectures, reducing wiring and improving modularity
FAQ
-
What input voltage range does this module support?
It supports 120 or 220 VAC input at 50/60 Hz for flexible installation worldwide. -
What is the output voltage and current?
It provides 24 VDC output with a maximum current of 3.0 A. -
Can it power multiple FLEX I/O modules simultaneously?
Yes, it can supply sufficient current for several modules within its 3.0 A output rating. -
Is it suitable for distributed I/O systems?
Yes, it is designed for powering distributed I/O modules installed near field devices. -
Does it provide regulated DC output?
Yes, it delivers stable and regulated 24 VDC power for reliable operation. -
What type of protection does it have?
It features industrial-grade protection and input-to-output isolation to ensure safe operation. -
Is it compatible with standard PLCs?
Yes, it powers FLEX I/O modules that interface with PLC systems. -
Does it require special cooling or ventilation?
No additional cooling is needed, but proper panel ventilation is recommended for long-term reliability. -
Can it be used for continuous operation?
Yes, it is designed for continuous industrial use with stable power output. -
Where should this module be installed?
It should be mounted on a DIN rail inside a control panel or enclosure, protected from environmental hazards.
Related Models
| Model | Type | Input Voltage | Output Voltage | Description |
|---|---|---|---|---|
| 1794-PS1 | Power Supply | 120–230 VAC | 24 VDC | Standard FLEX I/O power supply |
| 1794-PS2 | Power Supply | 120–230 VAC | 24 VDC | Higher output current version |
| 1794-OB16 | Digital Output | 16 | 24 VDC | Standard DC output module |
| 1794-OV16 | Digital Output | 16 | 24 VDC | Sinking output module |
| 1794-OM16 | AC Output | 16 | 240 VAC | AC output module |
| 1794-IE8 | Analog Input | 8 | ±10V / 4–20 mA | 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-OE4 | Analog Output | 4 | 4–20 mA | Process control |
| 1794-IE8 | Analog Input | 8 | ±10V / 4–20 mA | Process signals |
| 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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