IC693PWR331 (4) IC693PWR331 (1) IC693PWR331 (3) IC693PWR331 (2)

The GE IC693PWR331 is a high-capacity DC power supply module engineered specifically for GE Fanuc Series 90-30 programmable logic controller systems. It delivers robust, regulated power from a wide DC input range and supports heavy logic loads — especially where traditional power rails may not provide sufficient current. With multiple output rails and built-in diagnostics, this module ensures reliable and consistent operation when powering CPUs, I/O modules, and peripheral electronics in industrial automation environments.

Technical Specifications

Specification	Description
Module Type	High-Capacity Power Supply Module
Compatible PLC	GE Fanuc Series 90-30
Nominal Input Voltage	24 VDC (nominal)
Input Voltage Range (Start)	18 – 30 VDC
Input Voltage Range (Run)	12 – 30 VDC
Input Power	50 W maximum at full load
Total Load Capacity	30 Watts
Output Voltages	+5 VDC: 30 W max +24 VDC Relay: 15 W max +24 VDC Isolated: 20 W max
Output Voltage Tolerances	+5 VDC: 5.0 – 5.2 VDC +24 VDC ranges typical industrial tolerance
Holdup Time	≥ 10 ms minimum
Communication	RS-485 serial port for diagnostics
Status Indicators	PWR, OK, RUN, BATT LEDs
Mounting	Leftmost slot on Series 90-30 baseplate
Operating Environment	Industrial control cabinets
Dimensions (L×W×H)	~140 × 38 × 102 mm (standard Series 90-30 size)
Weight	~0.55 – 0.60 kg (approx.)

This module accepts a broad DC supply range and is capable of powering logic and I/O elements with high demand on the +5 VDC rail.

Recommended Related Models

GE IC693CPU374 – High-performance Series 90-30 CPU module
GE IC693MDL730 – 32-point digital input module
GE IC693DSM314 – High-density discrete output module
GE IC693CMM311 – Serial communications interface module

Popular GE Series 90-30 Models

GE IC693CPU366 – Mid-range CPU for general automation
GE IC693DNM200 – DeviceNet master communication module
GE IC693DNS201 – DeviceNet slave communication module
GE IC693MDL752 – Standard 16-point digital input module

Applications

The IC693PWR331 is ideal for industrial automation systems where stable DC power is crucial and logic demands are above standard supply limits:

PLC racks with numerous logic and specialty modules
Control panels requiring DC-backed power for uptime
Conveyor systems and manufacturing lines with high logic loads
Process automation cabinets with mixed discrete and analog I/O
Legacy PLC retrofit projects needing high-capacity power

Because this unit enables the entire 30 W load to be allocated to the +5 VDC output when necessary, it supports configurations with heavy processor and I/O logic demands.

Advantages

High +5 VDC capacity supports logic-intensive applications
Wide DC input range enables flexibility in 24 V power systems
Diagnostic RS-485 port helps with status monitoring and maintenance
LED indicators simplify fault and operational checks
Compact industrial form factor fits standard Series 90-30 racks
Reliable design suitable for continuous industrial use

The IC693PWR331’s design is geared toward environments where a robust DC power source is needed to maintain PLC performance and uptime.

Technical FAQs

What is the main purpose of the IC693PWR331?
It provides high-capacity DC power to the Series 90-30 PLC backplane and modules.
What input voltage range does this module support?
It accepts 12 – 30 VDC during operation and requires ≥ 18 VDC for startup.
How much total load can it supply?
Up to 30 Watts combined across its outputs.
What are the individual output ratings?
+5 VDC at 30 W max; +24 VDC Relay at 15 W; +24 VDC Isolated at 20 W.
Where is it installed in the PLC rack?
In the dedicated leftmost power supply slot.
Does it include diagnostic indicators?
Yes — PWR, OK, RUN, and BATT LEDs indicate status.
Can the +5 VDC rail be fully loaded?
Yes — it can allocate the full 30 W load to the +5 VDC output if needed.
Is communication supported?
Yes — the RS-485 port supports diagnostics and integration with PLC tools.
Is this part still manufactured?
It is discontinued and typically available as surplus or refurbished.
What environments is it suited for?
Industrial control panels with DC power distribution and high logic demand.