| Spec | Description |
|---|---|
| S1 | Device Label |
| S2 | Tunable Config |
| S3 | Non-Tunable Config 1 |
| S4 | Non-Tunable Config 2 |
| S5 | Non-Tunable Config 3 |
| S6 | Non-Tunable Config 4 |
| S7 | Input Enable Mask |
| S8 | Output Enable Mask |
| S9 | Cal Var 1 |
| S10 | Cal Var 2 |
| S11 | Cal Var 3 |
| S12 | Cal Var 4 |
| S13 | Block Address of Data to Module 1 |
| S14 | Block Address of Data to Module 2 |
| S15 | Block Address of Data to Module 3 |
| S16 | Block Address of Data to Module 4 |
| S17 | Block Address of Data to Module 5 |
| S18 | Block Address of Data to Module 6 |
| S19 | Block Address of Data to Module 7 |
| S20 | Block Address of Data to Module 8 |
| S21 | Block Address of Input SOE Channel 1 |
| S22 | Block Address of Input SOE Channel 2 |
| S23 | Block Address of Input SOE Channel 3 |
| S24 | Block Address of Input SOE Channel 4 |
| S25 | Block Address of Input SOE Channel 5 |
| S26 | Block Address of Input SOE Channel 6 |
| S27 | Block Address of Input SOE Channel 7 |
| S28 | Block Address of Input SOE Channel 8 |
| S29 | Block Address of Next SOE Service Definition |
| S30 | Block Address of Next FC 248 |
| S31 | Block Address of Override/Status Error Inhibit/Simulation Permit |
| S32 | Block Address Reserved for Future Use |
| S33 | Device Status Error Inhibit |
| S34 | Redundant I/O Block Expected |
| S35 | Spare |
| S36 | Spare |
| S37 | Spare (Secondary Execution Period) |
| S38 | Spare (Access Security) |
| Block | Type | Description |
|---|---|---|
| N | B | Primary I/O Block Status With Quality |
| N+1 | B | Secondary I/O Block Status With Quality |
| N+2 | B | Channel in Override/Simulation With Quality |
| N+3 | B | Spare Output With Quality |
| N+4 | R | Data From Module 1 With Quality |
| N+5 | R | Data From Module 2 With Quality |
| N+6 | R | Data From Module 3 With Quality |
| N+7 | R | Data From Module 4 With Quality |
| N+8 | R | Data From Module 5 With Quality |
| N+9 | R | Data From Module 6 With Quality |
| N+10 | R | Data From Module 7 With Quality |
| N+11 | R | Data From Module 8 With Quality |
| N+12 | R | Data From Module 9 With Quality |
| N+13 | R | Data From Module 10 With Quality |
| N+14 | R | Data From Module 11 With Quality |
| N+15 | R | Data From Module 12 With Quality |
| N+16 | R | Data From Module 13 With Quality |
| N+17 | R | Data From Module 14 With Quality |
| N+18 | R | Data From Module 15 With Quality |
| N+19 | R | Data From Module 16 With Quality |