Free PLC tag list Excel template
By Saad, practising automation engineer · Updated 2026-09-25
PLC / DCS tag Excel: Tag, BOOL/REAL type, description, loop, signal type, role, node, card, slot, channel. Not a controller program.
Sheet: PLC Tags. Includes an Instructions tab and example rows.
Download XLSXColumns
| Column | Required | Note |
|---|---|---|
| Tag | Yes | Sanitized PLC identifier, e.g. PT_1001_process_variable |
| Type | Yes | BOOL or REAL |
| Description | No | Service text; range may appear in parentheses |
| Loop | No | Instrument tag from the IO list |
| SignalType | No | AI, AO, DI, DO, named types |
| Role | No | process variable, limit, status |
| Node | No | Copied from the IO list when present |
| Card | No | e.g. AI-16 |
| Slot | No | Slot or module |
| Channel | No | Channel number — never invented |
| Wiring | No | HARDWIRED, HMI, or SOFT |
Example rows
| Tag | Type | Description | Loop | SignalType | Role | Node | Card |
|---|---|---|---|---|---|---|---|
| PT_1001_process_variable | REAL | Reactor pressure (0-10 barg) | PT-1001 | AI | process variable | CN-1 | AI-16 |
| ZS_2001_limit | BOOL | Valve open limit | ZS-2001 | DI | limit | CN-1 | DI-32 |
First eight columns shown. Download the XLSX for the full sheet.
Importing this workbook works like a vendor IO list — upload it in the IO list checker or on the home page, review the mapping, and create loops.