Siemens 856-055 Thermostat Setpoint Adjustment Key

Siemens 856-055 Thermostat Setpoint Adjustment Key is a special key used for adjusting and calibrating room temperature setting on HVAC system. It is essential to this device for air quality management to perform optimally and accurately. It key functions enable users to set thermostats so HVAC systems maintain the desired setpoints. This adjustment key is particularly well-suited for HVAC systems where both air quality and temperature control are key, where it adjusts for these two parameters, and it works in a manner that is compatible especially with room air quality sensors where for example CO2 levels are being measured. Combining betterreliability with pressure and temperature tolerance up to 30 PSI and up to 85°C.