: Press and hold the ▲ and ▼ buttons simultaneously for 10 seconds .
The storage temperature dropped below the low alarm boundary ( F01 - F12 ) for longer than F13 . Check if the cooling relay is stuck closed or if the parameter differential is configured incorrectly.
: Press Set to view a value, use arrows to change it, and press Set again to confirm. Stc-600 Temperature Controller Manual Pdf
Fix: Check the sensor wiring at terminals 3 and 4. Replace the NTC sensor probe if necessary.
The cooling relay turns when: Storage Temperature ≤ F01 . 2. Defrost Control : Press and hold the ▲ and ▼
Defrost relay output (Acts as a switch for your defrost heater). Step-by-Step Wiring Process Connect your 220V AC main power wires to terminals 1 and 2.
Contact your supplier with the model number STC-600 and sensor type (NTC 10K). : Press Set to view a value, use
: The unit offers selectable modes for refrigeration, defrost, and fan management, making it suitable for complex cooling systems.
Press and release the Set key quickly. The screen will flash the current temperature target.