Excellent PLC
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| Mobile | +8613666033393 | |||||||
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Product Introduction
The Yokogawa PW481-11 is a high-quality power supply module designed to meet the demanding requirements of Yokogawa’s distributed control systems (DCS) and industrial automation environments. This module delivers a stable and regulated DC power source to ensure reliable operation of control devices, communication units, and field instrumentation.
The PW481-11 power module is engineered to provide consistent output under varying load conditions, minimizing disruptions and enhancing system uptime. Its compact form factor and robust design enable easy integration into control cabinets where space and reliability are critical factors.
Technical Specifications
| Parameter | Details |
|---|---|
| Model Number | PW481-11 |
| Module Type | Power Supply Module |
| Dimensions (WxHxD) | 49.7 × 199.5 × 149 mm |
| Weight | 1 kg |
| Input Voltage | 100-240 V AC |
| Output Voltage | 24 V DC |
| Output Current | 20 A |
| Efficiency | ≥ 85% |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | –20°C to 70°C |
| Cooling Method | Forced air cooling |
| Protection Features | Overvoltage, overload, short circuit protection |
| Mounting Type | DIN rail or panel mount |
Product Advantages
-
Stable and Reliable Power Output
The PW481-11 ensures consistent 24 V DC supply, which is crucial for uninterrupted control system operation. -
Compact and Space-Efficient
With dimensions of 49.7 × 199.5 × 149 mm and a weight of 1 kg, it fits conveniently in limited cabinet space. -
High Efficiency
Operating at an efficiency of 85% or higher, it minimizes energy loss and reduces operational costs. -
Wide Input Voltage Range
Compatible with global power supplies ranging from 100 to 240 V AC, enabling worldwide applicability. -
Comprehensive Protection Mechanisms
Equipped with safeguards against overvoltage, overload, and short circuits to protect both the module and connected devices. -
Robust Industrial Design
Built to withstand the harsh conditions commonly found in industrial and process control environments. -
Effective Thermal Management
Forced air cooling maintains stable operation and prolongs module lifespan.
Applications
The PW481-11 power supply module is ideal for:
-
Distributed Control Systems (DCS)
Powering various modules and devices within Yokogawa’s control system framework. -
Industrial Process Automation
Supplying power to sensors, actuators, and controllers in manufacturing and process industries. -
Energy Production and Management
Reliable power for equipment used in power plants and energy distribution networks. -
Oil & Gas Facilities
Ensuring continuous power supply in critical automation and safety systems. -
Water and Wastewater Treatment Plants
Supporting control units and instrumentation for efficient treatment processes. -
Building Automation Systems
Powering control systems managing HVAC, lighting, and security.
Frequently Asked Questions (FAQs)
-
What are the dimensions of the PW481-11?
It measures 49.7 × 199.5 × 149 mm. -
How much does the module weigh?
The PW481-11 weighs approximately 1 kg. -
What input voltage range does this power supply accept?
It accepts 100-240 V AC input voltage. -
What is the output voltage and current rating?
The module outputs 24 V DC at a maximum of 20 A. -
Does the module have built-in protection features?
Yes, it includes overvoltage, overload, and short circuit protection. -
What cooling method is used in the PW481-11?
It utilizes forced air cooling for thermal management. -
Is the PW481-11 compatible with other Yokogawa DCS components?
Yes, it is specifically designed for Yokogawa DCS integration. -
What is the efficiency rating of the power supply?
The efficiency is rated at 85% or higher. -
Can the module be mounted on a DIN rail?
Yes, it supports both DIN rail and panel mounting. -
What operating temperature range does the PW481-11 support?
The module operates reliably from 0°C to 55°C.
Related Yokogawa Series or Compatible Models
| Model Number | Description |
|---|---|
| PW481-10 | Standard power supply module with similar specs |
| PW481-20 | Higher capacity module with 40 A output |
| PW482-10 | Redundant power supply for enhanced reliability |
| PW483-10 | Compact power supply with enhanced efficiency |
| PW484-10 | Extended temperature range power supply |
| PW485-10 | Modular power supply for large-scale systems |
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