Industrial automation technical reference
ARAN VISIONفارسی
Siemens6ES71556AU020BN0

Industrial communication module Siemens model 6ES71556AU020BN0

Industrial communication module Siemens model 6ES71556AU020BN0, Part number 6ES71556AU020BN0

Verify the part number and specifications; the image alone does not establish suitability.

ARAN VISION reference
AV-FEED-1CB5YMI
Category
PLC and HMI
Manufacturer sourcing lead time
Manufacturer confirmation required

Delivery to your location is confirmed separately.

Documents / datasheets
ARAN VISION specification sheet

Technical specifications

Product type designation
IM 155-6 PN ST
Firmware version
V6.4.0
PROFINET from GSD version/GSD revision
GSDML V2.45
Rated value (DC)
24 V
permissible range, lower limit (DC)
19.2 V
permissible range, upper limit (DC)
28.8 V
Number of PROFINET interfaces
1; 2 ports (switch)
RJ 45 (Ethernet)
Yes; with BusAdapter
BusAdapter (PROFINET)
Yes; BA 2x RJ45, BA 2x FC, BA 2x M12
PROFINET IO device
Yes
Open IE communication
Yes
Media redundancy
Yes; PROFINET MRP client
Transmission procedure
PROFINET with 100 Mbit/s full duplex (100BASE-TX)
Supports protocol for PROFINET IO
Yes
PROFIBUS
No
EtherNet/IP
No
PROFINET system redundancy (S2)
No
PROFINET system redundancy (R1)
No
Monitoring of the supply voltage (PWR-LED)
Yes; green PWR LED
between PROFINET and all other circuits
Yes; 1500 V AC (type test)
PROFINET Security Class
1
Width
50 mm
Height
117 mm
Depth
74 mm
FW update possible
Yes
Vendor identification (VendorID)
002AH
Device identifier (DeviceID)
0313H
Manufacturer ID according to ODVA (VendorID)
04E3H
Device ID according to ODVA (Product code)
0FA2H
I&M data
Yes; I&M0 to I&M4
Module swapping during operation (hot swapping)
Yes; Multi-hot swapping
Isochronous mode
No
IRT
Yes
Local coupling, IO data
Yes
Number of coupling modules
6; 1x output + max. 5x input
STEP 7 TIA Portal configurable/integrated from version
V20
Report a product-data issue

Documents / datasheets

View / print the ARAN VISION specification sheetManufacturer datasheetOfficial manufacturer source · Siemens

Source reviewed: 2026-10-24

Description

Industrial communication module Siemens part number 6ES71556AU020BN0; Rated value (DC): 24 V; permissible range, lower limit (DC): 19.2 V; permissible range, upper limit (DC): 28.8 V. Technical specifications, condition and supply feasibility are checked before ordering.

Ask about this product

Send the part number and your question for technical or sourcing review.

Condition and order verification

Authenticity and condition

Product authenticity and actual condition, including new condition when offered as new, are checked before final approval and recorded in the quotation.

Matching technical version

The part number, revision, firmware or version is checked against your requirements. Apparently similar products may differ in price because of their version or condition.

Delivery estimate before ordering

Specialist products have a lead time. The valid delivery estimate is stated in the quotation after checking availability and specifications.

Products in the same technical family

Category similarity does not establish compatibility or replacement suitability.