The GE Fanuc IC693PWR331 is a specialized high-capacity power supply module designed specifically for the Series 90-30 Programmable Logic Controller (PLC) range. This module converts 24 VDC or 48 VDC input power into three stabilized DC rails to energize the backplane, CPU, and connected I/O modules. By providing dedicated circuits for logic, relay drive, and isolated field power, the IC693PWR331 ensures high signal integrity and prevents electrical noise from affecting sensitive processor operations.
Installation and Maintenance Design
Engineered for ease of service, the IC693PWR331 features a front-access wiring terminal strip and a battery connector housed behind a protective hinged door. The module must be installed in the dedicated leftmost slot of any Series 90-30 baseplate to properly interface with the power bus. Its wide-range DC input compatibility (nominal 24/48 VDC) makes it a versatile choice for battery-backed or DC-generator-powered industrial environments.
Technical Specifications
| Category | Specification |
| Input Voltage Range | 24 VDC or 48 VDC (Nominal) |
| Input Power Range | 18 VDC to 56 VDC |
| 5V DC Output Power | 30 Watts |
| 24V DC Relay Power | 15 Watts |
| 24V DC Isolated Power | 20 Watts |
| Communication Port | RS-485 (DB-15 connector) |
| Module Weight | 0.36 kg |
| Dimensions | 3.5 x 13 x 13.5 cm |
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