Use and Care Manual

20 21
Option # Option Name Option Value (factory default in bold)
220 Cool Stages/
Compressor
Stages
(#200=Conv./
#200=HP
(149.14 kW))
0, 1, 2
Note: Select how many Cool or Compressor stages of your equipment
the thermostat will control. Maximum of 2 Cool/Compressor Stages.
221 Heat Stages/
Aux/E Stages
(#200=Conv./
#200=HP
(149.14 kW))
Heat Stages: 0, 1, 2
Aux/E stages: 0, 1
Note: Select how many Heat or Aux/E stages of your equipment the
thermostat will control. Maximum of 2 Heat Stages for conventional
systems. Maximum of 1 Aux/E stage for systems with more than 1
heating equipment type.
Note: For a complete listing of the ISU setting options, please see the T5+
Smart Product data file at resideo.com
Equipment Setup Options
Electrical Ratings
Terminal Voltage (50Hz/60Hz) Running Current
W Heating 20 Vac - 30 Vac 0.02 A - 1.0 A
W2 (Aux) Heating 20 Vac - 30 Vac 0.02 A - 1.0 A
E Emergency Heat 20 Vac - 30 Vac 0.02 A - 0.5 A
Y Compressor Stage 1 20 Vac - 30 Vac 0.02 A - 1.0 A
Y2 Compressor Stage 2 20 Vac - 30 Vac 0.02 A - 1.0 A
G Fan 20 Vac - 30 Vac 0.02 A - 0.5 A
O/B Changeover 20 Vac - 30 Vac 0.02 A - 0.5 A
L/A Input 20 Vac - 30 Vac 0.02 A - 0.5 A