TS1 – Soft Starter Electronic Thermostat
TS2 – Fan Drive Temperature Sensor (Proportional Control)
TS3 – Soft Starter Electronic Thermostat (With Reverse Polarity Function)
TS4 – Fan Drive Temperature Sensor (Proportional Control With Reverse Polarity Function)
TRL – Electromechanical Thermostat SPST Integrated Relay