Cortex CT1001 User Manual page 53

Installer Setup
Name
1- 1 cph used for steam and gravity.
3-3 cph used for hot water system and high
Cycles per hour (cph) efficiency (90% or better) furnaces.
5-5 cph used for standard fossil fuel forced air (less
for 1st Stage
than 80% efficient) systems (factory setting)
Conventional Heat
9-9 cph used for electric furnaces.
2, 4, 6, 7, 8, 10, 11, 12other cycle rate settings.
1-1 cph used for steam and gravity.
3-3 cph for hot water systems and high efficiency
Cycles per hour (cph)
(90% or better) furnaces.
for 2nd Stage Heat 5-5 cph for standard fossil fuel forced air (less than
90% efficient) systems (factory setting).
(Aux Heat for 2H/1C
9-9 cph used for electric furnaces or electric auxiliary
Heat Pumps)
heat for heat pump systems.
2, 4, 6, 7, 8, 10, 11, 12other cycle rate settings.
1-1 cph used for steam and gravity.
3-3 cph for hot water systems and high efficiency
Cycles per hour (cph)
(90% or better) furnaces.
for 3rd Stage Heat
5-5 cph for standard fossil fuel forced air (less than
90% efficient) systems (factory setting).
Aux Heat for 3H/2C
9-9 cph used for electric furnaces or electric auxiliary
(Heat Pumps)
heat for heat pump systems.
2, 4, 6, 7, 8, 10, 11, 12-other cycle rate settings.
CT1001/CT1002 Touchscreen Programmable Thermostat
Table 3. Installer Setup Menu. (CONTINUED)
Settings Notes
Not shown if system
selection is heat pump.
Selection in this stage
changes default cph for 2nd
stage heat.
Only shown if two stages of
heat are selected.
Only shown if 3H/2C heat
pump is selected.
Initial
Setting
Record
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