REGISTRATION_CTRL
Print and cut-off registration control by distributed phase correction, with outlier rejection and mark-loss supervision.
When to use it
Use REGISTRATION_CTRL when a mark sensor or camera measures the position error of a printed register mark against a cut, print or seal station, and a servo's phase offset has to be trimmed to bring it back into register.
Interface
The published port signature. This is the whole of what the block exposes to your program — the implementation body is not shown here and ships with the download.
Inputs
| Port | Type | Unit |
|---|---|---|
| ENABLE | BOOL | — |
| MARK_ERR | REAL | mm |
| MARK_NEW | BOOL | — |
| MARK_OK | BOOL | — |
| LINE_SPD | REAL | m/min |
| MIN_SPD | REAL | m/min |
| TOL | REAL | mm |
| K_CORR | REAL | fraction |
| STEP_MAX | REAL | mm |
| TRIM_MAX | REAL | mm |
| REJECT_MM | REAL | mm |
| MARK_TMO | TIME | — |
| REVERSE | BOOL | — |
| ACK | BOOL | — |
Outputs
| Port | Type | Unit |
|---|---|---|
| PHASE_TRIM | REAL | mm |
| IN_REG | BOOL | — |
| LAST_ERR | REAL | mm |
| VALID | BOOL | — |
| ALM_NO_MARK | BOOL | — |
| ALM_MARK_REJECT | BOOL | — |
| ALM_TRIM_LIMIT | BOOL | — |
| ALM_MARK_FAULT | BOOL | — |
| ALM_CFG_ERR | BOOL | — |
IEC 61499 event interface
EI INIT, REQ·EO INITO, CNF
Validation evidence
- Tests
- 10
- Simulated scans
- 95
- Simulator
- v0.1.0
Complete IEC 61131-3 implementation with a published test suite that runs on the vplant simulator. The counts above are that suite, executed on this build.
- Conforms to IEC 61131-3
- Conforms to IEC 61499
Download REGISTRATION_CTRL — free
Create a free Ri Tech account to download the block. You get the Structured Text body, the Rockwell Add-On Instruction (.L5X), the Schneider Control Expert DFB (.XDB), PLCopen XML, the IEC 61499 function block type (.fbt) and the datasheet.
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Source is never published on this page. The implementation is released to a signed-in Ri Tech account — free of charge, but never anonymously.