To start with, I don't have a Taylor test kit :( but found a salt test trip AquaChek (expiry July 2022)
Here are the values from Aqua Rite:
3.40, 22, 32.7, 0, 16p, -0.00 (Off)
3.40, 22, 26.8, 6.30, 16p, -3.20 (auto)
3.40, 22, 27, 6.34, 16p, -3.20 (auto AFTER 1 min off)
salt cell ...