Hirschmann OZD PROFI 12M G12 for PROFIBUS fiber segments: interfaces, topology and site verification
OZD PROFI 12M G12 is a Hirschmann electrical-to-optical interface converter and repeater for PROFIBUS fieldbus networks. The official Belden product record identifies order number 942148002 for this type. The collage is a shared visual reference rather than an exact OZD PROFI 12M G12 product photo.
Key technical data
| Technical item | Verified value / selection note |
|---|---|
| Complete type | OZD Profi 12M G12 |
| Belden order number | 942148002 |
| Network role | Electrical/optical interface converter with repeater function |
| Fieldbus | PROFIBUS DP-V0, DP-V1, DP-V2 and FMS listed by manufacturer |
| Optical interfaces | 2 optical channels with four BFOC 2.5 (ST-type) sockets |
| Electrical interface | 1 × 9-pin female Sub-D |
| Installation check | Confirm fiber type, topology, optical budget, supply and site approvals |
An OZD PROFI 12M G12 enquiry should include the installed fieldbus layout and optical cable details. That context is more useful than an isolated model string when a network segment must be restored.
Plan the segment before ordering
OZD PROFI 12M G12 belongs in a PROFIBUS optical segment, not an ordinary Ethernet link. Draw the existing bus layout and note whether the installation uses a line, ring or redundant arrangement. Record connected stations, required diagnostic access and every module in the optical path.
Inspect the fiber interface
The OZD PROFI 12M G12 data identifies BFOC 2.5 optical connections, but the cable type and loss budget must be checked against the installed network. Inspect connector condition, routing, bend radius and any patch points. A G12-1300 or EEC variant may require different fiber or environmental assumptions.
Wiring and commissioning
Before replacing OZD PROFI 12M G12, document the supply and PROFIBUS electrical connection, termination and existing settings. Isolate the segment under the site procedure, then reconnect one interface at a time. Verify optical receive status, bus communication and diagnostic indicators after restoration.
Keep the exact OZD PROFI 12M G12 wording, the official product record and the installed equipment evidence together in the order file.
Replacement enquiry
Quote the full OZD PROFI 12M G12 name and order number. Include the current module label, adjacent devices, installed fiber and site temperature. Treat other OZD-looking codes as separate configurations until a manufacturer record confirms the exact substitution.
Similar-looking model and order references
These OZD-looking strings are grouped for model discovery. PROFIBUS, 485 and GENIUS devices or G11/G12, 1300, PRO and EEC variants can differ materially and must be checked individually; this list does not imply interchangeability.
Final enquiry check
For OZD PROFI 12M G12, match the full printed type, order number and installed interface. Ask for written confirmation if the offered unit differs in code, revision or included accessories. Retain the site approval and receiving result with the OZD PROFI 12M G12 asset record.
A useful quotation for OZD PROFI 12M G12 includes condition, availability, documentation and return terms as well as the technical reference. Test the delivered item in the actual application under the site's authorized maintenance procedure.
