FT 011 Tamperproof Thermostat Compact design Fixed setpoints Color coded modules DIN rail mountable FT 011 Tamperproof Thermostat Compact designFixed setpointsColor coded modulesDIN rail mountableTamperproof (Pre-set) Thermostat FTO 011NC / opens on temperature rise (red module housing) - for regulating heaters or for switchingsignal devices when temperature has fallen below the minimum value. ...