Comfort Stat CDT901 - Manual (Page 53)

CDT900 Series Touchscreen Programmable Thermostata
Table 3.installer Setup Menu. (CONTINUES)
Installer Setup
Number
Installer Setup
Name
Settings Notes
0240
Cycles per hour (cph)
for 1st Stage
Conventional Heat
1- 1 cph used for steam and gravity
3-3 cph used for hot water system and high
efficiency (90% or better) furnaces
5-5 cph used for standard fossil fuel forced
air (less than
80% efficient) systems (factory setting)
9-9 cph used for electric furnaces
2, 4, 6, 7, 8, 10, 11, 12other cycle rate
settings
Not shown if system selection
is heat pump. Selection in this
stage changes default cph for
2nd stage heat.
0250
Cycles per hour (cph)
for 2nd Stage Heat
(Aux Heat for 2H/1C
Heat Pumps)
1-1 cph used for steam and gravity
3-3 cph for hot water systems and high
efficiency (90% or better) furnaces
5-5 cph for standard fossil fuel forced air
(less than 90% efficient) systems (factory
setting)
9-9 cph used for electric furnaces or electric
auxiliary heat for heat pump systems
2, 4, 6, 7, 8, 10, 11, 12other cycle rate
settings Only shown if two stages of
heat are selected.
0260
Cycles per hour (cph)
for 3rd Stage Heat Aux
Heat for 3H/2C Heat
Pumps)
1-1 cph used for steam and gravity
3-3 cph for hot water systems and high
efficiency (90% or better) furnaces
5-5 cph for standard fossil fuel forced air
(less than 90% efficient) systems (factory
setting)
9-9 cph used for electric furnaces or electric
auxiliary heat for heat pump systems
2, 4, 6, 7, 8, 10, 11, 12-other cycle rate
settings
Only shown if 3H/2C heat
pump is selected.
52