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Home > Products > Emerson Module >
Westinghouse 3A99158G01 I/O Interface Board

Westinghouse 3A99158G01 I/O Interface Board

Westinghouse 3A99158G01

3A99158G01 Interface Board

3A99158G01 datasheet

Place of Origin:

USA

Brand Name:

Emerson

Model Number:

3A99158G01

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Westinghouse 3A99158G01 I/O Interface Board Westinghouse 3A99158G01 I/O Interface Board Westinghouse 3A99158G01 I/O Interface Board
Product Details
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Westinghouse 3A99158G01

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3A99158G01 Interface Board

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3A99158G01 datasheet

Payment & Shipping Terms
Minimum Order Quantity
1
Packaging Details
Brand new and original
Delivery Time
2-3 work days
Payment Terms
T/T
Supply Ability
in Stock
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Product Description
WESTINGHOUSE · LEGACY CONTROL I/O INTERFACE · 4PCRL1
Westinghouse 3A99158G01
CONTROL CABINET ASSEMBLY
OCR 161 · 4PCRL1

3A99158G01

Westinghouse I/O Interface Board

A legacy controller interface assembly positioned between controller-side hardware and the connected I/O arrangement.

I/O LAYER
System role		 4PCRL1
Board mark
OCR 161 / WDPF SYSTEM ASSET

3A99158G01

I/O Interface Board · 4PCRL1

A legacy controller I/O interface assembly used in Westinghouse control installations. The board occupies the interface layer between controller-side hardware and the connected I/O arrangement; replacement selection depends on the exact assembly number, slot role and existing cabinet architecture.

◈
Assembly
3A99158G01		 ⌁
Board mark
4PCRL1		 ◎
System layer
Controller I/O
01 · OPERATING ROLE

Where the board sits in the control path

①
Controller layer
Executes the control strategy
②
3A99158G01
Provides the I/O interface role
③
Connected I/O
Carries plant-side signals
The board is a system-specific interface assembly, not a universal I/O module. A successful replacement preserves the installed controller family, board identity, slot assignment and mating connections.
02 / TECHNICAL IDENTITY

Verified configuration points

Manufacturer family Westinghouse legacy control hardware
Assembly number 3A99158G01
Board marking 4PCRL1
Hardware role Controller I/O interface card
Associated architecture OCR 161 / WDPF-era control installations
Replacement basis Exact assembly, board mark, slot and connector match
03 · DEPLOYMENT

Use, installation and commissioning

⌂
Use range

Legacy power-generation and process-control cabinets where this assembly is assigned the controller I/O interface role.
↳
Installation

De-energize the cabinet, preserve connector orientation and slot position, use static-safe handling, seat the board evenly and restore its retainers.
✓
Return to service

Confirm normal controller health, expected I/O response and absence of new diagnostics before returning the loop group to operation.
System relationship
3A99158G01 works beside processor and power assemblies inside the controller architecture. Those assemblies have different duties and are not interchangeable with this I/O interface board.
04 · FAMILY VIEW

Related controller assemblies

Model System duty Practical distinction
3A99158G01 I/O interface Carries the 4PCRL1 interface role
5X00105G65 Processor card Executes controller processing rather than I/O interfacing
3A99132G02 Controller power supply Provides the controller power role
1C31129G03 Diagnostic analog output A separate field-output function
AMIKON · INDUSTRIAL AUTOMATION

Keep production moving with responsive parts support.


PLC, HMI, DCS, industrial PC and drive spares for planned maintenance and urgent recovery.

Email: sales@amikon.cn
WhatsApp: 86-18020776792


AMIKON · SINCE 2005

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PLC, HMI, DCS, industrial PC and drive components supported by an experienced global team.


Need a difficult part number?Our sales team can help keep production moving.
sales@amikon.cn
WhatsApp: 86-18020776792
05 · BUYER FAQ

Compatibility questions that matter

Ⓠ Can 3A99158G01 replace a board marked only 4PCRL1?

Ⓐ Treat both markings as required checkpoints. Confirm the installed assembly number, 4PCRL1 marking, slot role and connector arrangement together.

Ⓠ Is 3A99158G01 interchangeable with an OCR 161 processor card?

Ⓐ No. This assembly serves the I/O interface layer; processor and power assemblies perform different controller duties.

Ⓠ What cabinet checks reduce 3A99158G01 commissioning risk?

Ⓐ Preserve slot position and keyed connector orientation, inspect the mating hardware, and compare controller health and I/O behavior before and after the exchange.

Ⓠ Does 3A99158G01 require application logic changes?

Ⓐ A like-for-like hardware exchange normally preserves the existing strategy, but the controller must retain the same hardware assignment and channel mapping.

Ⓠ Why should 3A99158G01 be tested as part of the complete I/O path?

Ⓐ The interface board sits between controller-side hardware and connected I/O. End-to-end checks expose connector, slot and downstream faults that a board-only power check cannot reveal.

PART NUMBER INDEX

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