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M190 - Wait for Bed Temperature

thermal Wait for the bed to reach target temperature.


This command optionally sets a new target temperature for the heated bed and waits for the target temperature to be reached before proceeding. If the temperature is set with S then it waits only when heating.


This command may block the command queue. Enable EMERGENCY_PARSER so that hosts can break in using M108.

Use M140 to set the bed temperature and proceed without waiting.

Requires one (1) of the parameters listed below.


M190 [I<index>] [R<temp>] [S<temp>]


[I<index>] 2.0.6

Material preset index. Overrides S.


Target temperature (wait for cooling or heating).


Target temperature (wait only when heating).


Set target bed temperature and wait (if heating)

M190 S80

Set target bed temperature and wait even if cooling

M190 R40