IC693ACC337 2 IC693ACC337 3 IC693ACC337 1 IC693ACC337 4

Designed to support long-term data integrity in demanding automation environments, the GE IC693ACC337 is an auxiliary battery backup module developed for the Series 90-30 PLC platform. It plays a quiet but critical role—preserving user memory, system configuration, and essential registers during power interruptions or planned shutdowns. For engineers who value stability over flashiness, this module is a practical insurance policy built directly into the control architecture.

Its compact form factor and straightforward installation make it a natural fit for both new systems and retrofit projects, especially in plants where uptime and data continuity are non-negotiable.

Technical Specifications

Parameter	Description
Product Type	Auxiliary Battery Backup Module
Compatible PLC Series	GE Fanuc Series 90-30
Function	Memory retention during power loss
Mounting Method	Internal / Panel-mounted (system dependent)
Operating Temperature	0°C to +60°C
Storage Temperature	-20°C to +70°C
Dimensions (H × W × D)	120 × 40 × 85 mm
Weight	Approx. 0.25 kg

Recommended Related Models

To build a stable and service-friendly Series 90-30 system, the IC693ACC337 is often paired with the following components:

IC693CPU374 – High-performance CPU with expanded memory capacity
IC693PWR330 – Standard power supply module for mid-sized racks
IC693CHS397 – 5-slot baseplate for compact installations
IC693ACC300 – Hand-held programmer and configuration accessory

These combinations ensure both operational reliability and ease of maintenance.

Popular GE PLC Models

Within the Series 90-30 ecosystem, these models remain widely deployed across global industrial sites:

IC693CPU363
IC693CPU350
IC693CPU374
IC693MDL740
IC693ALG223

They are commonly selected for their balance of performance, availability, and long-term service support.

Applications

The GE IC693ACC337 is typically used in automation systems where data loss is unacceptable, including:

Manufacturing production lines with recipe-based control
Water and wastewater treatment facilities
Power generation auxiliary systems
Oil & gas skid-mounted control panels
Legacy PLC systems requiring memory protection upgrades

Its value becomes most apparent not during operation—but during unexpected downtime.

Advantages

Reliable Memory Retention – Safeguards critical PLC data during power failures
Seamless System Integration – Designed specifically for Series 90-30 hardware
Compact and Lightweight – Minimal impact on cabinet layout
Maintenance-Friendly – Easy replacement without full system overhaul
Cost-Effective Protection – Prevents expensive reprogramming and commissioning delays

This is a small module with outsized impact on system reliability.

Technical FAQs

What is the primary role of the IC693ACC337?
It maintains PLC memory and configuration data when main power is lost.
Is it compatible with all Series 90-30 CPUs?
Yes, it is designed for use across the Series 90-30 CPU range.
Does installation require PLC reprogramming?
No, installation does not affect the existing control logic.
Can it be replaced while the system is powered off?
Yes, replacement is typically performed during a powered-down state.
How long does the battery maintain memory retention?
Retention time depends on system conditions but is designed for long-term standby protection.
Is this module suitable for retrofit projects?
Absolutely—it is commonly used in legacy system upgrades.
Does it require periodic maintenance?
Routine inspection during scheduled maintenance is recommended.
Will the PLC generate an alarm if the battery is weak?
Battery status handling depends on CPU diagnostics and system configuration.
Is cabinet ventilation required for this module?
No special ventilation is needed beyond standard PLC cabinet design.
Why use an external backup module instead of relying on internal memory alone?
It significantly reduces the risk of data loss during extended power outages.