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DO571 S500-eCo Relay Output Module
DO571 S500-eCo Relay Output Module
DO571 S500-eCo Relay Output Module

ABB DO571 S500-eCo Relay Output Module

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ABB official data reviewed
DO571 — S500-eCo Relay Output Module

ABB lists DO571 in the S500-eCo digital output portfolio. The reviewed record combines its exact identity with published electrical, channel, connection and installation data.

S500-eCo digital outputEight-channel normally-open relay switchingExact-order review
Sales managerTiffany Guan
Mobile / WhatsApp+86 18030235313
Officially reviewed product profile
Exact modelDO571
Relay outputs8 normally-open contacts
Switching voltage24 V DC / 24 V AC or 100…240 V AC
Maximum current2 A per output
Channel grouping2 groups
IsolationGroup-wise galvanic isolation
Terminal block11-pin
MountingDIN rail or wall mounting
  • Brand:

    ABB
  • Item NO.:

    DO571
  • Goods Stock:

    1
  • Part Number:

    DO571
  • Description:

    DO571 is an ABB s500-eco relay output module documented for eight-channel normally-open relay switching. This page retains the complete order identity and manufacturer-published selection data.
DO571 configuration inquiry

Get a precise quote for DO571

Email Sales
Sales managerTiffany Guan
WhatsApp+86 18030235313

DO571 official identification

Selection review for DO571 starts with the manufacturer record, then checks the installed interface and application duty as separate approval points.

Operating scopeEight-channel normally-open relay switching
Mating arrangementI/O bus with one 11-pin terminal block
Host platformS500-eCo digital output
Verification sourceABB Automation Builder online help and AC500 hardware manual

Engineering and installation checks

  • ABB identifies DO571 as s500-eco relay output module.
  • Relay outputs: 8 normally-open contacts.
  • Channel grouping: 2 groups.
  • Manufacturer verification basis: ABB Automation Builder online help and AC500 hardware manual.
Official product data

DO571 key specifications

Relay outputs 8 normally-open contacts
Switching voltage 24 V DC / 24 V AC or 100…240 V AC
Maximum current 2 A per output
Channel grouping 2 groups
Isolation Group-wise galvanic isolation
Terminal block 11-pin
Mounting DIN rail or wall mounting

Source: ABB Automation Builder online help and AC500 hardware manual.

Pre-order check 01

Installation environment

Verify the installed mounting, connection and environmental conditions before this exact configuration is removed or energized.

  • Seat DO571 on the documented i/o bus with one 11-pin terminal block arrangement and inspect every mating contact before power is applied.
  • Record the installed switching voltage as 24 V DC / 24 V AC or 100…240 V AC and preserve the existing terminal or network labels.
  • Check enclosure protection, horizontal or vertical mounting, airflow, temperature and conductor strain against the ABB installation instructions.
  • After energization, verify status indicators, diagnostics and the controlled eight-channel normally-open relay switching test before returning the loop or network to service.
Record the as-found installation and final controlled checks in the commissioning file.
Pre-order check 02

Compatibility confirmation

Match the complete designation to the installed mechanical arrangement, connection and measurement chain.

Exact hardware identity
DO571
Relay outputs
8 normally-open contacts
Maximum current
2 A per output
Installed interface
I/O bus with one 11-pin terminal block
Engineering boundary
Match ABB configuration and device revision for eight-channel normally-open relay switching
Final selection: Select DO571 only after the complete article identity, switching voltage, maximum current, host hardware and installed wiring have been matched to the approved project record.
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Every model above links to an existing Nordwel page. Confirm the complete model before ordering.CHECK WITH SALES

DO571 Order Guide

Use the complete ABB designation and installed hardware record for engineering review.
1Full designationDO571; do not shorten or append an unverified suffix.
2Documented device classS500-eCo Relay Output Module
3Primary system roleEight-channel normally-open relay switching
4Relay outputs8 normally-open contacts
5Mating arrangementI/O bus with one 11-pin terminal block
6ABB verification recordABB Automation Builder online help and AC500 hardware manual

Middle East Demand & Specialist Models

Selected specialist-brand products requested for regional projects and available on Nordwel.

Recent demand based on Nordwel inquiry records.
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Nordwel engineering support

Company Services & FAQ

Configuration-aware support for quotation, replacement review and shipment coordination.

Support scope

DO571 identity controlReconcile the order code, device label and relay outputs.
Switching voltage reviewConfirm 24 V DC / 24 V AC or 100…240 V AC against the installed load or network.
Connection-file auditPreserve i/o bus with one 11-pin terminal block drawings and labels.
Commissioning evidenceCapture diagnostics and a controlled eight-channel normally-open relay switching result.

DO571 FAQ

Which connection detail governs DO571 when relay outputs is 8 normally-open contacts?

Use the complete DO571 designation together with relay outputs 8 normally-open contacts. Reject any record that changes a suffix, article identity or documented device class.

For eight-channel normally-open relay switching, which quotation evidence confirms DO571 with relay outputs 8 normally-open contacts?

Include the nameplate, quantity, installed base or terminal unit, clear connector photographs, destination and the approved drawing that defines i/o bus with one 11-pin terminal block.

How does the DO571 s500-eco relay output module with relay outputs 8 normally-open contacts serve eight-channel normally-open relay switching?

ABB documents the unit for eight-channel normally-open relay switching. The project must independently confirm that this role matches the existing architecture and controlled cause-and-effect.

Before moving DO571 wiring for eight-channel normally-open relay switching, what must be retained for maximum current 2 A per output?

Document I/O bus with one 11-pin terminal block. Retain terminal numbers, polarity, shielding, grounding, device addresses and cable identifiers exactly as found.

For eight-channel normally-open relay switching, after energizing DO571, how should channel grouping 2 groups be checked?

Review LEDs and diagnostics, then test the relevant channels or communication path without bypassing site interlocks. File the result with the maintenance record.

Which mounting review supports eight-channel normally-open relay switching for DO571 at relay outputs 8 normally-open contacts?

Allow for the documented mating hardware, conductor bend radius, service access and the ABB environmental limits. Do not infer dimensions from a neighboring module.

Why must isolation Group-wise galvanic isolation stay with DO571 for eight-channel normally-open relay switching approval?

The review must preserve isolation Group-wise galvanic isolation; then validate terminal block 11-pin against the field requirement.

Can another s500-eco digital output device replace DO571 when relay outputs 8 normally-open contacts or terminal block differs?

Compare every published channel, protocol, voltage, current, terminal and lifecycle field. A similar family name is not evidence that the alternative is interchangeable.

At receipt for eight-channel normally-open relay switching, which switching voltage 24 V DC / 24 V AC or 100…240 V AC evidence confirms DO571?

Inspect the label for DO571, verify the expected s500-eco relay output module, check connector condition and reconcile supplied accessories with the approved purchase record.

Which controlled documents authorize DO571, relay outputs 8 normally-open contacts, for eight-channel normally-open relay switching?

The approved hardware configuration, I/O or network drawings, protection settings and commissioning procedure must collectively confirm eight-channel normally-open relay switching.

Sales managerTiffany Guan
WhatsApp+86 18030235313
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Companion-Slot to FTA Cable Selection

Internal cable references for 40-channel input and output connections to field termination assemblies.

INPUT · 40 CHANNEL
TC-201-02-2M5

I/O Companion Slot to FTA · 2.5 m

INPUT · 40 CHANNEL
TC-201-02-4M5

I/O Companion Slot to FTA · 4.5 m

INPUT · 40 CHANNEL
TC-201-02-6M5

I/O Companion Slot to FTA · 6.5 m

INPUT · 40 CHANNEL
TC-201-02-8M5

I/O Companion Slot to FTA · 8.5 m

INPUT · 40 CHANNEL
TC-201-02-10M5

I/O Companion Slot to FTA · 10.5 m

INPUT · 40 CHANNEL
TC-201-02-12M5

I/O Companion Slot to FTA · 12.5 m

OUTPUT · 40 CHANNEL
TC-205-02-4M5

I/O Companion Slot to FTA · 4.5 m

OUTPUT · 40 CHANNEL
TC-205-02-6M5

I/O Companion Slot to FTA · 6.5 m

OUTPUT · 40 CHANNEL
TC-205-02-8M5

I/O Companion Slot to FTA · 8.5 m

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S500-eCo digital output application review

DO571 Applications

Typical inquiry contexts based on the documented product role; final suitability depends on the installed system.

Application contexts

01 · DO571 controlled replacementPreserve the complete DO571 identity when replacing an installed unit during a planned outage.
02 · Eight-channel normally-open relay switching retrofit reviewConfirm that the approved architecture still requires eight-channel normally-open relay switching before changing hardware.
03 · S500-eCo digital output spare verificationValidate terminal, base, firmware and drawing compatibility for an on-site s500-eco digital output spare.
04 · 24 V DC / 24 V AC or 100…240 V AC application checkUse the ABB-published switching voltage value 24 V DC / 24 V AC or 100…240 V AC as a selection checkpoint.

Why choose Nordwel

Exact-model controlKeep the complete designation in every quotation and replacement record.
Technical cautionSeparate verified manufacturer data from site-specific engineering decisions.
Fast coordinationReview model, quantity, destination and required schedule in one inquiry.
Dedicated contactTiffany Guan manages pre-order clarification and follow-up.
Best fit: projects whose approved drawings and parts list specify DO571. Check first: Seat DO571 on the documented i/o bus with one 11-pin terminal block arrangement and inspect every mating contact before power is applied.
Need help matching this ABB configuration?CONTACT SALES
Need a hard-to-find industrial spare?Send the complete model, manufacturer, quantity and equipment nameplate. Nordwel will cross-check the exact brand, revision, electrical interface and mechanical configuration before quotation.
CROSS-BRAND MODEL SUPPORT

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