CIP_PHASE_SEQ
Clean-in-place phase engine — pre-rinse, caustic, intermediate rinse, acid and final rinse with gated phase timing.
When to use it
Use CIP_PHASE_SEQ when a CIP skid or a cleaning circuit is sequenced through the standard five phases from a recipe number, and the phase timers must only credit time during which circulation and wash temperature were actually proven.
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 |
|---|---|
| START | BOOL |
| HOLD | BOOL |
| RESUME | BOOL |
| ABORT | BOOL |
| ACK | BOOL |
| RECIPE | USINT |
| PRERINSE_T | TIME |
| WASH_T | TIME |
| RINSE_T | TIME |
| DRAIN_T | TIME |
| STEP_TMO | TIME |
| CIRC_OK | BOOL |
| TEMP_OK | BOOL |
| RINSE_VERIFIED | BOOL |
| REQ_VERIFY | BOOL |
Outputs
| Port | Type | Unit |
|---|---|---|
| PHASE | USINT | — |
| STEP | USINT | — |
| PHASE_DONE | BOOL | — |
| CYCLE_DONE | BOOL | — |
| FAIL | BOOL | — |
| FAIL_CODE | USINT | — |
| RUNNING | BOOL | — |
| HELD | BOOL | — |
| CIRC_CMD | BOOL | — |
| WATER_CMD | BOOL | — |
| CAUSTIC_CMD | BOOL | — |
| ACID_CMD | BOOL | — |
| HEAT_CMD | BOOL | — |
| DRAIN_CMD | BOOL | — |
| PHASE_ELAPSED_S | REAL | s |
| ALM_CIRC_LOST | BOOL | — |
| ALM_CFG_ERR | BOOL | — |
IEC 61499 event interface
EI INIT, REQ·EO INITO, CNF
Supervised control write
CIP_PHASE_SEQ commands a real actuator. It is written to sit underneath your own interlock, permissive and protection logic — not to replace it. Commission it as you would any control block you wrote yourself.
Validation evidence
- Tests
- 12
- Simulated scans
- 369
- 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 CIP_PHASE_SEQ — 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.