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Siemens 6ES7157-0AG82-0XA0 SIMATIC AFD8 Active Field Distributor

Siemens 6ES7157-0AG82-0XA0 SIMATIC AFD8 Active Field Distributor

Product Name: SIMATIC AFD8 Active Field Distributor

Brand Name: Siemens

Model Number: 6ES7157-0AG82-0XA0

Place of Origin: Germany

Warranty: 12 Months

Whatsapp: +86 18020776782

Email: [email protected]

Appurtenance:

siemens 6es7157 0ag82 0xa0 simatic afd8 active field distributor-1

Overview
Installation & Integration
Specifications
Monitoring & Control
Description
Commercial Term
Contact info
FAQ
Other Products
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Eight-spur active field distributor for robust PROFIBUS PA and FOUNDATION Fieldbus H1 installations

The AFD8 distributes one fieldbus trunk to eight short-circuit-protected spur connections, supports automatic bus termination and operates from the bus without a separate auxiliary supply.

Selection checkpoint: Confirm the exact AFD8 order number, trunk and spur topology, field-device current, cable glands, grounding method, hazardous-area classification and FDC 157 relationship before replacement.

Installation & Integration

Fieldbus continuity and enclosure protection depend on a documented conductor-by-conductor transfer.

Cable map

Label both trunk directions and all eight spur destinations before disconnecting the original AFD8.

Grounding

Restore the ground rail and shield arrangement exactly as required by the installed fieldbus design.

Enclosure sealing

Use suitable M16 glands and seals, maintain cable diameter limits and close every unused entry.

Specifications

Product type designation

SIMATIC AFD8 active field distributor

Order number

6ES7157-0AG82-0XA0

Supported fieldbus

PROFIBUS PA and FOUNDATION Fieldbus H1

Trunk connections

Two screw-terminal connections with automatic bus termination

Spur connections

Eight short-circuit-protected spur lines

Permitted supply range

16 to 32 V DC, supplied through the bus

No-load current

34 mA

Maximum current per spur

60 mA

Maximum total field-device current

480 mA

Degree of protection

IP66

Operating temperature

-40 to +70 °C

Dimensions / weight

360 × 120 × 83 mm without cable glands; approximately 3000 g

Monitoring & Control

Use segment current and local diagnostics to isolate wiring problems before replacing instruments.

Load review

Calculate the total trunk and spur current and include the AFD8 current at the end-of-line position.

LED diagnostics

Check diagnostic indication and isolate one spur at a time when a short circuit or bus fault is suspected.

Restart verification

Confirm communication to every field device and review segment diagnostics after power is restored.

Description

6ES7157-0AG82-0XA0 is intended for field-level process networks where multiple instruments are connected to a common PROFIBUS PA or FOUNDATION Fieldbus H1 trunk. Diagnostic LEDs and spur short-circuit protection support localized fault finding.

A reliable exchange depends on preserving every trunk and spur conductor, shield and ground connection. Record device destinations, polarity and cable-gland positions, then verify the total spur load before restoring bus power.

Commercial Term

Quotation

Current price & availability

Payment

T/T or agreed terms

Lead time

Confirmed by quotation

Shipping

DHL, FedEx, UPS or freight

Warranty

12 months

Contact info

CONTACT

Jim Pei

[email protected]

+86 180 2077 6782

FAQ

Q01

How should I verify that 6ES7157-0AG82-0XA0 is suitable for my fieldbus segment?

Confirm the AFD8 eight-spur requirement, PROFIBUS PA or FOUNDATION Fieldbus H1 design, 16 to 32 V DC bus supply, total current budget, cable-gland size, IP66 requirement and hazardous-area classification.

Q02

What should I document before replacing 6ES7157-0AG82-0XA0?

Label both trunk cables and all eight spur destinations, then record conductor polarity, shield and ground connections, cable-gland positions, termination state, device current and active diagnostic indications.

Q03

Why can the fieldbus segment remain offline after 6ES7157-0AG82-0XA0 is installed?

Check trunk polarity, automatic termination at the segment end, loose screw terminals, supply voltage under load, shield and grounding continuity and short-circuited spurs. Reconnect spurs one at a time while monitoring the segment.

Q04

What should I inspect when one spur of 6ES7157-0AG82-0XA0 repeatedly reports a short circuit?

Isolate the spur safely and inspect cable damage, moisture, gland sealing, reversed conductors and the field-device terminal block. Measure the spur independently before reconnecting it to the distributor.

Q05

How should I preserve the IP66 protection of 6ES7157-0AG82-0XA0 during installation?

Use correctly sized and rated cable glands, maintain clean sealing surfaces, close every unused entry, tighten the enclosure evenly and inspect cable strain relief before returning the distributor to service.

Q06

Which details should I provide when requesting replacement 6ES7157-0AG82-0XA0?

Provide the full order number, segment protocol, hazardous-area classification, trunk and spur count, cable and gland details, measured supply and load current, diagnostics and clear photographs of the label and wiring.

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