1. devices that automatically control temperature by regulating heating systems
Usage: technical; plural form

Examples

• The factory installed new pyrostats to maintain precise temperatures in the furnaces.
• These advanced pyrostats can detect temperature changes within one degree.
• The pyrostats automatically shut off the heating when the target temperature was reached.
• Industrial pyrostats are essential for maintaining consistent heat in manufacturing processes.
• The technician calibrated all the pyrostats before starting the production run.