Recirculating cooler
（
Chiller
）
10
3.2 Controller Panel
The picture above is the controller panel:
There are two 4-digit LED displays. The below one is Main display which shows
real-time temperature, the upside one is Auxiliary display shows target
temperature or alarm code and some other related information.
SV indicate setting temperature, PV indicate real-temperature.
The digital display tube shows and their meanings as following:
