| Spec | Description |
|---|---|
| S1 | Process variable |
| S2 | Set point |
| S3 | Track reference signal |
| S4 | Track/release flag |
| S5 | PID external/manual reset |
| S6 | Feed forward |
| S7 | Spare real |
| S8 | Spare boolean |
| S9 | Prevent increase |
| S10 | Prevent decrease |
| S11 | Gain (K) |
| S12 | Proportional gain (KP) |
| S13 | Integral/manual reset time constant (KI x minute) |
| S14 | Derivative constant (KD x minute) |
| S15 | Derivative lag constant (KA) |
| S16 | High output limit |
| S17 | Low output limit |
| S18 | Algorithm type |
| S19 | Integral limit type |
| S20 | Set point modifier |
| S21 | Direction switch |
| S22 | Spare real |
| S23 | Spare integer |
| Block | Type | Description |
|---|---|---|
| N | Real | Control output with feed forward |
| N+1 | Bit | Block increase flag |
| N+2 | Bit | Block decrease flag |