# Calibration Alarm - 138

The Calibration alarm from the Tool maintenance configuration. Provides a reminder for when it is time to calibrate the tool.

Name in SoftPLC: CALIBRATION_ALARM

Signal Type | Value Type | Size Min [bit] | Size Max [bit]
--- | --- | --- | ---
State | Boolean | 1 | 1

## Devices

- Fieldbus: TRUE

- Indicator Box: TRUE

- Internal I/O: TRUE

- Operator Panel: TRUE

- Tool Functions: TRUE

- ST Selector: FALSE

- Stacklight: TRUE

- TLS Tag: TRUE

- I/O Expander: TRUE