GE IC697PWR711H Power Supply Module

Description

The GE IC697PWR711H power supply module is widely used in mission-critical process automation environments—power generation plants, oil and gas installations, heavy manufacturing, and large-scale water treatment facilities—where consistent and redundant PLC power delivery is essential for both uptime and safety. Engineers rely on this module for Series 90-70 control racks tasked with running complex, multi-rack automation projects. The ability to reliably power dual rack arrangements maximizes available I/O and controller density, supporting distributed control systems, plant expansions, and field signal gathering. In practical scenarios, the GE IC697PWR711H ensures PLCs can sequence turbines, pumps, production lines, or batch reactors without risk of brownouts or voltage instability, delivering the backbone for process continuity and rapid fault recovery.​

This module is sought after for projects upgrading older control cabinets, retrofitting for advanced safety or environmental compliance, or expanding control system architectures where redundant and surge-protected power is non-negotiable. The GE IC697PWR711H is valued for supporting high-current CPU modules, communication processors, advanced network adapters, and numerous analog/digital I/O cards—maintaining system performance in both high-process loads and unpredictable field conditions. Robust design and proven electrical isolation make it equally important in brownfield upgrades and new plant builds seeking long lifecycle support and low maintenance overhead.​

The GE IC697PWR711H is a high-capacity, rack-mounted power supply tailored for the GE Series 90-70 programmable logic controller system. Designed to slot into the leftmost position of the PLC rack, it feeds sequenced +5V, +12V, and -12V DC power to all downstream modules, delivering up to 100 Watts of total output. The module supports AC operation over a wide range (120/240V ±10%, 50/60Hz) and is equipped for direct DC input (125VDC), making it adaptable for varied plant power infrastructures. Jumper-selectable input configuration provides flexibility during commissioning and system repurposing.​

Within system architecture, the GE IC697PWR711H excels in dual rack deployments—handling backplane power for a second rack via prewired extension cables when total current demand stays within limits. Design features include field-side and logic-side isolation, electronic overcurrent/short-circuit protection, and an onboard ON/OFF switch for rapid localized control. Front-panel LED indicators aid quick diagnostics and status checks, making the device integral to both routine operations and plant-wide automated alarm strategies.​

Performance of the GE IC697PWR711H stands out in several ways. Capable of delivering +5VDC at 20A, +12VDC at 2A, and -12VDC at 1A, the module is built to handle high-demand, modern PLC racks loaded with CPUs, network interfaces, and dense I/O. Line regulation and robust fault tolerance offer stable performance under fluctuating plant voltages. Protection features—electronic short-circuit cutoff, overvoltage/overcurrent limiters—radically reduce risk of damage during network surges or field failures​

Thermal management is built for continuous service, with rack ventilation design supporting operation in ambient temperatures from 0°C to 60°C. Reliability is further enhanced by ride-through capability during power interruptions—maintaining output for at least one cycle loss of input at full load. The physical design is slide-in, rack mountable, and requires minimal cabinet reworking for retrofit, reinforcing its value in system expansions. Compatibility extends across Series 90-70 and dual rack scenarios, with standard certifications (UL, IEC, CSA) supporting use in regulated, safety-critical plants.

IC697PWR711J – Standard-rated supply for less demanding racks or single rack installations.
IC697CPU731 – High-performance CPU module, often paired with PWR711H for high I/O counts.
IC697CPM790 – Network communications processor drawing stable power from PWR711H.
IC697CHS791 – Main rack compatible for dual-rack, high-density installs.
IC697ALG230 – Analog input/output module requiring consistent analog voltage supply.
IC697MDL654 – Digital input module designed for high-channel-density racks.
IC697ACC735 – Extension cable for dual rack installations.
IC697PBM711 – Profibus module for distributed network integration under PWR711H power.

For installation, confirm that all input power terminations match jumper settings for voltage (ensure lines are shorted/opened as appropriate), and use AWG #16 copper wire rated for 75°C per manufacturer requirements. Mount in the rack’s leftmost slot and connect via the backplane, ensuring the rack and module are secured for heat dissipation and vibration resilience. For dual rack setups, keep the extension cable length under 15m. Overcurrent and overvoltage limits protect sensitive modules; supplement electronic protection with properly sized branch circuit fuses per panel layout and application.

Routine maintenance centers on verifying LED status indicators, inspecting cabling connections, and cleaning dust from module and surrounding cabinet during each scheduled service. Review fault logs after any power events, and validate voltage at outputs before re-powering attached racks. Annual testing of ride-through performance and overcurrent response guarantees system stability during unforeseen input disturbances or planned outages.