Siemens 6ES5948-3UA23 Simatic S5 CPU Processor Module

Availability: 2 left in stock

DescriptionThe Siemens 6ES5948-3UA23 is a robust central processing unit engineered for the Simatic S5-155U automation environment. This module serves as...

SKU: 6ES5948-3UA23

Manufacturer: Siemens
Product No.: 6ES5948-3UA23
Product Type: PLC CPU Module
Product Origin: Germany
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Description

The Siemens 6ES5948-3UA23 is a robust central processing unit engineered for the Simatic S5-155U automation environment. This module serves as the primary intelligence for high-demand industrial control systems, providing the computational power necessary for complex logic processing, multi-loop regulation, and high-speed machinery interlocks. Designed for longevity in demanding environments, this CPU ensures consistent, deterministic performance for critical infrastructure, including power generation and large-scale manufacturing facilities.

Features

Integrated 1664 Kbyte memory capacity to support extensive user programs and data blocks.
High-speed bit and word processing architecture for rapid execution of boolean and floating-point logic.
Direct backplane communication for low-latency process image updates across expansion racks.
Hardware-level interrupt handling to prioritize critical safety events and emergency inputs.
Designed for seamless integration into existing S5-155U rack-mount configurations.

Applications

This processor module is widely utilized in heavy industrial sectors requiring high-availability control, such as continuous oil refining, thermal power plants, and automated mining operations. It is an essential component for maintaining legacy S5-155U systems where reliable, deterministic logic execution is required to prevent unscheduled downtime.

Technical Specifications

Model	6ES5948-3UA23
Series	Simatic S5-155U
Memory	1664 Kbytes
Power Consumption	18 W (Backplane)
Operating Temperature	0 to 55 deg C
Compatibility	Simatic S5-155U Rack Systems
Replaces	6ES5948-3UA21

Installation Guidelines

Ensure the rack power is fully disconnected before inserting or removing the CPU module to prevent electrical damage.
Verify that the backplane connectors are clear of debris and properly aligned before seating the module.
Handle the device with standard ESD-safe precautions to protect internal circuitry.
Ensure adequate ventilation within the cabinet to maintain operating temperatures below 55 deg C.
Check that the rack grounding is secure to mitigate the risk of EMI-related communication errors.

FAQ

Is the 6ES5948-3UA23 compatible with older S5-155U setups?

Yes, this module is designed to be compatible with the Simatic S5-155U series and serves as a direct upgrade or replacement for the legacy 6ES5948-3UA21 unit.

What is the typical power requirement for this CPU?

The module draws approximately 18 W from the backplane under typical operating conditions.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.