| Product Type | : | Programmable |
Large display - bright backlight, high contrast screen Selectable programming - standard feature on all programmable models Dual fuel control - no outdoor sensor required, standard on all staging models Advanced features - auto-changeover on universal models, keypad lockout, temperature limits easy-to install - built-in level indicator, simple set up menu, terminal block connections on subbase 80 Series thermostats feature a slim pro le and a modern design 32 to 99 deg F display temperature range Four program periods per day Continuous backlight with common wire Permanent memory Energy management recovery/early start program Filter change reminder