RESERVOIR_LEVEL_MON
Service-reservoir level monitoring with fill-call hysteresis, stored-volume derivation, emergency-storage latch and rapid-loss detection.
When to use it
Use RESERVOIR_LEVEL_MON when a service reservoir or storage tank calls its inlet on level, the stored volume has to be reported as an inventory figure, and an abnormal rate of fall has to be distinguished from normal demand.
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 | — |
| LEVEL | REAL | m |
| LVL_OK | BOOL | — |
| LO | REAL | m |
| HI | REAL | m |
| LO_LO | REAL | m |
| HI_HI | REAL | m |
| DEPTH_M | REAL | m |
| AREA_M2 | REAL | m2 |
| FALL_ALM_M_H | REAL | m/h |
| FALL_TMO | TIME | — |
| RATE_TAU_S | REAL | s |
| FILL_TMO | TIME | — |
| ACK | BOOL | — |
Outputs
| Port | Type | Unit |
|---|---|---|
| PCT_FULL | REAL | % |
| VOLUME_M3 | REAL | m3 |
| FILL_CALL | BOOL | — |
| RATE_M_H | REAL | m/h |
| VALID | BOOL | — |
| ALM_LOW | BOOL | — |
| ALM_LO_LO | BOOL | — |
| ALM_OVERFLOW | BOOL | — |
| ALM_RAPID_LOSS | BOOL | — |
| ALM_FILL_TMO | BOOL | — |
| ALM_LVL_FAULT | BOOL | — |
| ALM_CFG_ERR | BOOL | — |
IEC 61499 event interface
EI INIT, REQ·EO INITO, CNF
Validation evidence
- Tests
- 11
- Simulated scans
- 154
- 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 RESERVOIR_LEVEL_MON — free
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