X20HB8880 selection record: two-port x20 base hub and installed-system fit
X20HB8880 belongs to the B&R X20 automation system. Specify X20HB8880 by its complete designation and documented role; the visible similarity of two modules is not a compatibility decision.
Identification matrix
| Technical item | Verified value / selection note |
|---|---|
| Complete designation | X20HB8880 |
| Hub ports | 2 RJ45 |
| Role | X20 base hub module |
| Expansion | Use compatible X20 hub expansion modules |
The values above identify X20HB8880 at catalog level. Verify the installed revision, label and current manufacturer manual before issuing a purchase order or approving a design change.
03 / Acceptance record
For commissioning X20HB8880, Prove the base links and every fitted expansion path, then retain the observed revision in the maintenance record.
Record date, test conditions, observed LEDs or diagnostics and as-left configuration for X20HB8880. Restore normal control after testing and obtain the site's electrical or safety sign-off where required.
01 / Intended duty
For X20HB8880, Build the base of a modular X20 Ethernet hub with the planned number of downstream ports.
Capture the actual cabinet location, connected equipment, expected operating range and the consequence of a lost signal or network connection. These details turn the X20HB8880 code into a specific engineering requirement.
02 / Fit boundary
When replacing or adding X20HB8880, Review supply and expansion pairing; the ability to operate alone can depend on hardware revision.
Check X20HB8880 against the as-built wiring, X20 base, terminal block, supply module and controller software. Keep every accessory and revision difference visible in the RFQ; do not approve a look-alike solely from a photograph.
Code alternatives and exclusions
The references below, if any, share a relevant X20HB8880 code stem or functional family. Their ratings, ports, wiring or software may differ; they are not automatic replacements.
No additional exact-stem variant is assigned to X20HB8880 here; seek written manufacturer confirmation for any alternative.
Purchase handover
Quote X20HB8880 exactly, with quantity, required delivery, existing hardware revision and a readable label photograph. Attach the application drawing and network or channel map so the supplier can confirm the right product and accessories.
The buyer should retain a written fit decision for X20HB8880, and maintenance should keep the final settings and test evidence. Do not energize a replacement until the approved checks are complete.
