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ABB DC523 24-Channel Configurable Digital I/O Module

ABB / AC500 AUTOMATION / DC523

ABB DC523 is an S500 digital input/output module with 24 user-configurable 24 V DC channels rated up to 0.5 A when used as outputs. Match the terminal unit, one-wire field design and channel allocation before replacement.

I/O PROFILE
24 configurable channels
24 V DC · 0.5 A per output
Order number1SAP240500R0001
Product familyAC500 / S500
Device role24-channel configurable digital I/O
LifecycleActive
Order check: match DC523 and 1SAP240500R0001; verify every DI/DO assignment, 24 V DC process supply, output loads, fast-counter use and terminal-unit wiring.
ONE YEAR WARRANTY  —  FAST DELIVERY  —  WORLDWIDE SHIPPING
  • Worldwide delivery
  • Delivery from stock
  • In stock really means in stock
  • No account required
  • Shipped from the China
Product Specifications
Manufacturer ABB
Item number DC523
Country of Origin Switzerland
Lead Time 2-3 DAYS
After-Sales Support For after-sales support, please contact May.
HS Code / Commodity code Please confirm the destination before shipping.
FAQ

Quotes are valid for 30 days from the day the quote is received unless stated otherwise at the time of quotation.

Yes,we offer one year warranty for all new products.

Yes. We worked with FEDEX/DHL/TNT/UPS/ allowing us to provide swift global delivery of parts to any corner of the world.

Normally 3-5 working days,some remote areas 5-7 days more.

Product information
01
Configurable Digital I/O Identity

Published checkpoints for ABB DC523

A focused view of the 24 configurable channels, one-wire architecture, output rating and status indication.

Order number1SAP240500R0001
Product familyAC500 / S500
Device role24-channel configurable digital I/O
LifecycleActive
Official ABB product data

Digital channel, supply and installation specifications

16 verified data points
Configurable channels24 DI/DO
Rated signal voltage24 V DC
Output rating0.5 A per channel
Wiring principle1-wire
Galvanic isolationModule-wise
Fast counterSupported
Channel LEDs24 yellow LEDs
Process-supply LED1 green LED
Error LEDs4 red LEDs
Auxiliary 0 V4 terminals
Auxiliary 24 V DC4 terminals
Channel labelsC0 ... C23
Process supply symbolUP
System platformS500
Mounting interfaceTerminal unit and DIN rail
Product statusActive
Configuration boundary

Each channel is defined as an input or output by the user program; the installed allocation must be recorded before exchange.

Load boundary

A channel used as an output must remain within the published 24 V DC / 0.5 A rating and the complete group load must be checked.

02 · Channel Planning and Terminal Match

Map the installed I/O before selecting a replacement.

Matching the module code alone is not enough when every channel may serve a different input, output or counter function.

I/O allocation24 user-configurable channels

Document the DI/DO assignment and fast-counter channels used by the existing program.

Hardware contextTerminal unit and process supply

Confirm the S500 terminal unit, one-wire field terminals, auxiliary supply points and cabinet mounting.

Replacement verification path
01
Identify the article

Record DC523, 1SAP240500R0001 and the full nameplate.

02
Map all 24 channels

List input sensors, output loads, fast-counter use and program assignments.

03
Validate the assembly

Check 24 V DC supply, terminal unit, load current, wiring and diagnostics.

Selection rule: DC523-XC 1SAP440500R0001 is the extreme-condition version; it is not an automatic substitute for standard ABB DC523.

Official references: ABB DC523 Product Page · ABB DC523 Data Sheet · ABB DC523 Online Help

03 · FAQ

Configuration and purchasing answers for ABB DC523

Specifications · Compatibility · Applications · Lifecycle · Manuals · Quotation
01
How are the 24 channels on ABB DC523 assigned?

The user program defines each of the 24 channels as a digital input or digital output, so the installed channel map must be preserved during replacement.

02
What voltage and output rating apply to ABB DC523?

ABB specifies 24 V DC configurable DI/DO channels with a 0.5 A output rating per channel; verify the complete load and protection design.

03
Which installation details determine compatibility for ABB DC523?

Confirm the S500 terminal unit, one-wire field connections, process supply, channel allocation and any fast-counter use before ordering.

04
Can ABB DC523-XC replace ABB DC523 without an engineering review?

No automatic interchangeability should be assumed. DC523-XC is the extreme-condition version and the environmental approvals and installed assembly must be checked.

05
What lifecycle and replacement information is published for ABB DC523?

ABB lists 1SAP240500R0001 as Active and also lists the separate DC523-XC variant; the cited data sheet does not name a direct successor.

06
What should be included in a quotation request for ABB DC523?

Send the nameplate, order code, terminal-unit model, DI/DO map, output loads, quantity, destination and required delivery date.

04 · Professional Team

Experience, judgment and patient service.

10+
Years of global experience
Nearly 10 Years of Industry Experience

Our team members have an average of more than 10 years of industry experience. We have worked with customers worldwide, including those from India, Germany, Sweden, Italy, Russia, Venezuela, Israel, and many other countries. Throughout our careers, we have collectively completed over 3,000 orders and established long-term business relationships with customers across nearly 30 countries.

Professional Product Judgment

We can often identify a product’s manufacturer, series, configuration, and function from its model number or nameplate photo. We also understand how revisions, firmware, and specifications affect compatibility and whether an alternative model can be used safely.

In Practice: An Indian customer urgently needed a discontinued control module after several suppliers reported no stock. We identified its exact revision and function from the nameplate, checked compatible alternatives, and contacted factory and warehouse channels to locate matching inventory. After installation, the customer confirmed that the module operated correctly and later asked us to source additional spare parts.
Sincere and Patient Service

Our team treats every inquiry sincerely and answers every question patiently. Even for complex requests, we verify and respond to each detail instead of providing a rushed or uncertain answer.

In Practice: A German customer sent a mixed list of automation products and asked repeated questions about revisions, condition, photos, and delivery. Our team organized the requirements, checked every item, and replied point by point. The customer said our detailed communication made the purchasing decision easier and continued sending us new inquiries.
05 · Why Choose Us

Sourcing support built around speed and clarity.

Six practical commitments, presented without visual clutter.

01Thousands of suppliers and a wide range of products allow you to experience a one-stop shop.
02The highest quality product.
03Most products have a warranty period of up to one year, and any quality issues will be refunded at our expense. Each item undergoes rigorous testing before delivery.
04Our sales personnel provide you with over 10 hours of service and promptly respond to your inquiries.
05Quickly deliver all products within 1-3 days after placing an order. Most goods will be delivered to you in a timely manner through DHL's fastest service.
06Good packaging ensures transportation safety and greatly saves transportation costs.
06 · Mixed Model Reference

Mixed specialty automation models.

Document-selected references · three-column index

01ABB 759A008C-1
02GA530 44530-00
03cRIO-9014
04ADW4-083755
05sch.1038/38
06AAI835-S00
07SB2-ZAM
08C-Pro3 EPM4DXP
09NFDV551-P10
10PC4406 H-7PCRD0863D CDC-448
11XBTGT6330
12MM721 VH3F1
13VBBC3/0.05t
14UF-DRY410
15F9342DA-02
16WB45-2E
17CPB-0001
18GPS9389 P/N:1185-0017-0600
1924EE24-316
20ITV1050-31F1BN3-Q
21EZ512-DC-RC/ EZ512-DC-RC-2
220563 0310
232099A-G3SKMEM
24IE-4000-8GT8GP4G-E
25BLR-CX06RL
26330130-045-01-05
27LNL-R11320-05TB/BD
28DAN-RX2
29KX-T123280MB
30TT1100-OHP-30M-PC
31ABB 86AR24-Q3.5 1SBP260000R1001
32ABB RTU540 1KGT037400R0001 540CMD01
33T9100
34AVPLY-R9300
35HL750U
36ff040 169-040-300E
37FMS-10A1
38076641
39XBTAUL024RY3BNNR
Request a Quote

Ask about ABB DC523.

Send the DC523 nameplate, terminal-unit model, 24-channel I/O map, quantity and destination for a clear quotation.

Sales contactSales Manager May

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