GE Emerson IC695PSD140E 40W DC Input Multi-Purpose Power Supply Module

Manufacturer Background: Originally GE Intelligent Platforms, now Emerson Automation PACSystems RX3i series power supply; IC695PSD140E suffix E = standard industrial uncoated production version, 24VDC input 40W multi-output rack power supply, supplies backplane logic + relay auxiliary power, supports parallel load sharing & redundant hot backup, widely used in power, chemical, water treatment, marine SCADA control systems, compliant with UL, CE, ATEX, DNV marine certification, IEC 61131 industrial control standards.

Part Number Breakdown: IC695PSD140E - IC695: RX3i universal backplane module series code - PSD: DC input power supply series (24VDC input, contrast PSA AC input) - 140: 40W multi-purpose power supply hardware model - E: Standard factory production version (CA=conformal coated, LT=low temp extended) - Full model: IC695PSD140E

Product Type: Single-slot hot-swappable rack plug-in power module; 24VDC wide-range DC input, triple output (3.3V / 5.1V backplane logic + 24VDC relay auxiliary), total rated 40W output, built-in overload, over-temperature, overvoltage protection, multi-LED status indication, multi-unit parallel redundancy load sharing supported.

Matching System Components: RX3i universal backplane (IC695 series rack); RX3i CPU IC695CPE/CPX series; all RX3i I/O, communication modules; 24VDC industrial UPS / DC operation power; Proficy Machine Edition configuration software.

Core Hardware Overview: 1. Input Electrical Spec - Nominal Input: 24VDC; operating range 18~30VDC wide voltage - Max input power: 60W full load; inrush current 4A peak / ≤100ms - Wiring terminal: 14~22AWG single wire per terminal 2. Three Independent Output Channels (Total 40W combined max) - 3.3VDC: 0~9A max 30W, internal backplane logic bus power - 5.1VDC: 0~6A max 30W, CPU / communication chip core power - 24VDC Aux Relay Output: For relay I/O module field circuit power - Ripple/noise: ≤50mV peak-peak all outputs; no input-backplane galvanic isolation 3. Protection & Status Indicators (4 front LEDs) - POWER: Main power normal green - P/S FAULT: Internal module fault amber - OVERLOAD: Output overcurrent alarm red - OVERTEMP: Overheat shutdown red - Protection: Overvoltage, overcurrent, thermal shutdown, short-circuit auto recovery 4. Redundancy Function: Up to 4 identical PSD140E modules parallel load sharing redundant backup; cannot mix with PSA040/PSD040 low-power supplies (risk of damage) 5. Mechanical Spec - Occupies 1 standard RX3i rack slot; compact vertical plug-in housing - Net weight ~0.32kg; metal shielding housing anti-EMI - Hot-swappable without full rack power cut, protection logic continuous during replacement 6. Environmental Ratings - Operating temp: 0~+60°C cabinet inlet air temperature - Storage/transport: -40~+85°C; humidity 5%~95% non-condensing - Vibration/shock certified per IEC 60068 industrial grade 7. Ride-through capability: ≥10ms output hold-up when DC input power drops out

1. Product Overview

IC695PSD140E is the standard 40W DC input multi-purpose power supply for Emerson GE RX3i PACSystems PLC rack, the core power source for entire rack CPU, communication and I/O modules. It adopts 18~30VDC wide DC input, suitable for industrial DC UPS, battery DC operation power supply scenarios. Three groups of output simultaneously supply backplane low-voltage logic (3.3V/5.1V) and external relay auxiliary 24VDC, eliminating separate external power supply for relay modules. Supports multi-module parallel redundant load sharing, widely used in high-reliability control systems requiring uninterrupted power such as power plant feeders, petrochemical compressors, marine automation, water treatment. Built-in complete multi-stage fault protection circuit, four front LED real-time display power, overload, overheat and internal fault status, convenient on-site troubleshooting. Single-slot compact design saves cabinet space, hot-swappable structure allows maintenance without shutting down the whole PLC rack, improving system uptime. Metal shielding effectively suppresses electromagnetic interference from high-voltage inverters and switchgear rooms, stable long-term continuous operation in harsh industrial environments.

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