... sensors, · 2 piece Pt1000 sensor (≤500oC) for collector (silicon cable≤280oC),· 4 pieces NTC10K, B3950 sensor (≤ 135oC) for tank, (PVC cable ≤105oC ... temperature of tank 213 MAX1 Maximum turnoff temperature (for solid fuel boiler, return heating, heat transferring between ... tanks)14 MIN1 Minimum turn-on temperature (for solid fuel boiler, return heating, heating transferring between ...