FTS 011 Tamper-proof (Pre-set) Thermostat: Contact maker / NO (blue casing) for regulating filter fans, heat exchangers, cooling devices or for switching signal devices when temperature limit has been exceeded. The contact closes when temperaure is rising.
Switch-on temperature: +50°C / +122°F (±7K tolerance);
Switch-off temperature: +40°C / +104°F (±6K...