Document No. 129-905
Installation Instructions
March 26, 2015
Page 8 of 18
Siemens Industry, Inc.
Table 3. 100 Series Parameters*.
Parameter
Definition
Display
Value Range
Default
Extended Definition
Notes
P101
System Type
SYS TYPE
CO
HP
CO
CO = Conventional System
HP = Heat Pump
P102
Cooling
Stages
COOL STGS
0
1
2
3
2
Sets number of cooling stages.
P103
Heating
Stages
HEAT STGS
0
1
2
3
2
Sets number of heating stages.
P104
Aux Heating
Stages
AUX HT STG
0
1
2
0
Sets number of auxiliary heat stages
available for heat pump control.
This parameter only
appears if P101 = HP.
P105
Fan Operation
HTG FAN
NO
(YES if
P101=HP)
YES
YES = Fan Relay energized by thermostat
on call for heat
NO = Fan relay not energized by
thermostat on call for heat
If HVAC unit does not
start fan on call for
heat, set P105 to YES.
P106
Reversing
Valve
REV VALVE
O
B
O
O = Energize reversing valve on cooling
B = Energize reversing valve on heating
This parameter only
appears if P101 = HP.
P107
Scheduler
Days
SCHEDULER
0
1
2
3
7
2
0 = Disable Scheduler
1 = Schedule all days with
same
schedule
2 = One schedule for M-F and another for
Sat + Sun
3 = One schedule for M-F, Sat + Sun
scheduled individually
7 = Schedule each day individually
See Table 9 through
Table 13.
P108
Program
Periods
PERIODS
2
4
2
Sets number of program periods per day:
2 = 2 periods (Day/Night)
4 = 4 periods (Wake/Day/Evng/Night)
This parameter only
appears if P107 > 0.
P109
Units
UNITS
F
C
F
NOTE: Changing temperature units will reset all temperature-
related parameters to their default values.
P110
Auto Change
AUTO CHNGE
YES
NO
YES
Enables auto change between heating and
cooling.
This parameter does
not appear on systems
that are heat only or
cool only.
P111
Changeover
Deadband
DEADBAND
3°F to 9°F
(2.0°C to
5.0°C)
5°F
(3.0°C)
Changeover deadband in degrees F (C)
This parameter does
not appear if P110 =
NO.
This parameter forces a
separation between
heating and cooling
setpoints to prevent
short cycling of
heating/cooling cycles.
P112
Daylight
Savings
DAYLT SAVE
NO
YES
YES
Y = Auto adjust for Daylight Savings Time
N = Does not auto adjust for Daylight
Savings Time
Daylight Savings Time
adjustment is based on
USA schedule.
* Included in Set-up Wizard
