SKU: CJ1W-PA205R
Omron CJ1W-PA205R CJ Series AC Power Supply Unit 100-240VAC
Omron CJ1W-PA205R is an AC power supply unit for CJ series PLCs, converting 100-240VAC to 5VDC for backplane power.
USD 49.00 per unit, volume discounts available
- In stock, ships in 24h
- 100% genuine Omron
- 1-year manufacturer warranty
- Worldwide delivery
Key Features
- Universal AC input 100-240V
- 25W output capacity
- 5VDC output for backplane
- Compact CJ1 mount design
- Status LED indicators
- Power monitoring relay
- Overcurrent protection
- DIN rail mounting option
Omron CJ1W-PA205R PLC Power Supply Module
The Omron CJ1W-PA205R is a compact AC power supply module designed for CJ1 series programmable logic controller systems, providing reliable power for CPU units and I/O modules mounted on the CJ1 backplane. This power supply accepts 100-240V AC input voltage, supporting both 100V and 200V class power systems commonly found in industrial facilities worldwide. The CJ1W-PA205R delivers 25W output capacity with 5VDC output, providing stable power for the CJ1 backplane and mounted modules. This capacity is suitable for compact CJ1 configurations with fewer modules. The module features a compact design that mounts directly to the CJ1 backplane, simplifying system installation and reducing panel space requirements. The PA205R includes relay output contacts for power monitoring, allowing the PLC to detect power supply failures. Built-in status LED indicators provide at-a-glance monitoring of power supply status, helping quickly identify power-related issues. The CJ1W-PA205R includes comprehensive protection features including overcurrent protection and thermal shutdown, safeguarding both the power supply and connected modules from damage. The module is designed for DIN rail mounting in control panels. Applications include powering compact CJ1 PLC configurations in machine control, process automation, material handling systems, and building automation installations.
Typical Applications
- Compact CJ1 PLC system power
- Small PLC configurations
- Machine control panels
- Process control systems
- Assembly equipment
- Packaging machinery
- Building automation
- Laboratory equipment
Buying Checklist
- Universal AC input worldwide use
- Compact size for small configs
- Power monitoring relay
- Built-in protection features
- LED status monitoring
- Easy installation
- Proven Omron reliability
- Cost-effective power solution
Technical Specifications
| Model | CJ1W-PA205R |
|---|---|
| Series | CJ1W |
| Type | AC Power Supply Unit |
| Input Voltage | AC100-240V 50/60Hz |
| Output Voltage | 5VDC (backplane) |
| Output Current | 5A |
| Output Power | 25W |
| Inrush Current | 30A max |
| Hold-up Time | 10ms min |
| Efficiency | 75% typical |
| Protection | Overcurrent, overvoltage |
| Connection | Terminal block |
| Operating Temperature | 0 to +55°C |
| Mounting | CJ series backplane |
| Dimensions | 30 x 90 x 75mm |
Frequently Asked Questions
How many I/O units can this power supply support?
Depends on unit consumption. Typical CJ1W I/O unit: 100-200mA at 5VDC. PA205R (5A) can power approximately 20-30 I/O units. Calculate total consumption before sizing.
Do I need external 24VDC for inputs/outputs?
Yes, PA205R provides 5VDC for backplane only. External 24VDC supply required for sensor power and output loads. Use separate 24VDC power supply.
What happens during power failure?
Hold-up time: 10ms minimum. PLC may continue running briefly. For critical applications, add UPS or battery backup unit to maintain operation during brief outages.
Can I use DC input instead of AC?
No, PA205R is AC input only. For DC input, use CJ1W-PD022/PD025 DC power supply units (24VDC input).
Need CJ1W-PA205R pricing or lead time?
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