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- GE
- IC695PSA040
- RX3i Universal Backplate Power Supply
- USA
- 135 × 71× 127 mm
- 0.522 kg
- Xiamen, China
- New & In Stock
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Product Overview
The GE IC695PSA040 is a universal RX3i backplane power supply module designed for PACSystems RX3i PLC systems. It provides regulated internal voltages required by the CPU, I/O modules, and communication modules within the universal backplane.
This power supply supports wide-range AC and DC input, making it suitable for industrial environments with varying power infrastructure.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | GE (Emerson / GE Fanuc) |
| Model | IC695PSA040 |
| Product Type | RX3i Universal Backplane Power Supply |
| System Series | PACSystems RX3i |
| Input Voltage | 85–264 VAC or 100–300 VDC |
| Output Power | 40 W |
| Output Voltages | +5.1 VDC, +3.3 VDC, +24 VDC (relay) |
| Internal Use Rail | 3.3 VDC for RX3i modules |
| Relay Power Output | 24 VDC for field/relay circuits |
| Isolation | Up to 1500 VAC input-to-backplane |
| Ride-through Time | ~20 ms |
| Protection | Overcurrent, overvoltage, fault detection |
| Backplane Type | RX3i Universal Backplane |
| Mounting Position | One per backplane only |
| LED Indicators | Power, OK, Fault |
| Material | Industrial-grade electronic module |
| Dimensions | 135 × 71 × 127 mm |
| Weight | 0.522 kg |
Function and Working Principle
The IC695PSA040 functions as the primary power conversion unit for RX3i universal backplanes.
Its operation includes:
- Accepting wide-range AC or DC input power
- Converting input into regulated DC rails
- Supplying 3.3 VDC for internal CPU/backplane logic
- Supplying 5.1 VDC for system operation
- Providing 24 VDC relay power for output modules
- Monitoring system health and reporting faults to CPU
It ensures stable operation of all modules installed in the RX3i rack.
Role in Industrial Control Systems
Within RX3i architectures, the IC695PSA040 provides:
- Core backplane power distribution
- Stable voltage regulation for CPU and I/O modules
- System-wide electrical isolation
- Fault monitoring and diagnostics support
- Reliable operation for modular PLC systems
Industrial Applications
The IC695PSA040 is widely used in:
- Industrial automation systems
- Process control systems (oil, gas, chemical)
- Water and wastewater treatment plants
- Power generation systems
- Manufacturing automation
- Large distributed control systems (DCS/PLC hybrid setups)
Installation and System Integration
Recommended installation practices include:
- Installing into RX3i universal backplane slot
- Ensuring only one power supply per backplane
- Connecting AC or DC input within rated range
- Verifying proper grounding and shielding
- Ensuring total module load does not exceed 40 W capacity
Compatible System Components
The IC695PSA040 typically works with:
- RX3i CPU modules (e.g., IC695CPU, IC695CPE series)
- RX3i I/O modules
- Communication modules (Ethernet, serial, fieldbus)
- Expansion and remote racks
- SCADA and HMI systems
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| IC695PSA040 | RX3i Power Supply | 40 W universal input | Standard RX3i backplane |
| IC695PSD040 | DC Power Supply | 24 VDC input version | DC-only systems |
| IC694PWR321 | Power Module | Remote base power supply | Expansion racks |
| IC693PWR324 | Power Supply | AC/DC universal input | Legacy systems |
| IC695CPU Series | CPU Modules | System controllers | RX3i control systems |
Key Advantages
- Wide AC/DC input compatibility
- Stable multi-rail output (+3.3V, +5.1V, +24V)
- Built-in fault diagnostics
- High electrical isolation protection
- Reliable RX3i system integration
- Designed for industrial environments
Technical FAQs
What is the IC695PSA040 used for?
It supplies regulated power to RX3i universal backplane systems.
How many can be installed per rack?
Only one per RX3i universal backplane.
What outputs does it provide?
+3.3 VDC, +5.1 VDC, and +24 VDC relay output.
What happens if it fails?
The CPU detects the fault via diagnostics and system status indicators.
Conclusion
The GE IC695PSA040 is a critical power supply module for RX3i PLC systems, delivering stable and regulated power to all backplane components. With wide input compatibility, strong isolation, and integrated diagnostics, it ensures reliable operation of industrial automation systems in demanding environments.