Lennox Prodigy 2.0 Application Manual page 119

Control Parameter
No Screen Name Parameter Short Description
287 ALGORITHMS ENABLED
305 LON HEARTBEAT TIME
306 ZON SNSR CAL OFFSET Zone Sensor Calibration Offset
313 FAH REHEAT MODE
Table 64. M3 Control Parameters
Min.
Note: Options for Parameter 287 are not accessible via the M3 Unit Controller user interface. Options can be set using the
Lennox UC software. Default set bit is 0x00000300.
Set Bit
0x00000002 Enable Fresh Air Heating (ALGO_FAH)
0x00000004 Enable Fresh Air Cooling (ALGO_FAC)
0x00000008 Enable DACC Return Air Reset (ALGO_DACC_RAT_RESET)
0x00000010 Enable DACC Outdoor Air Reset (ALGO_DACC_OAT_RESET)
0x00000020 Enable DACH Return Air Reset (ALGO_DACH_RAT_RESET)
0x00000040 Enable DACH Outdoor Air Reset (ALGO_DACH_OAT_RESET)
0x00000080 Enable Supply Static Pressure Sensor Alarm (ALGO_LO_STATIC_PRESSURE_ALARM)
0x00000100 Enable Low Outdoor Temp override of DCV/OAC operation (ALGO_LO_OAT_DCV_OAC_OVERRIDE)
0x00000200 Enable High Outdoor Temp override of DCV/OAC operation (ALGO_HI_OAT_DCV_OAC_OVERRIDE)
0x00000800
Algorithms Enabled
Here is an example of the selection options for
Algorithms Enable via the Lennox UC Software.
LonTalk Heartbeat Time 0
-5
Fresh Air Reheat Mode 0
Control Value
Default Max. Units Units
Description
Enable Free Cooling Blower Stage Up
100 3600 Seconds
0 5 °F
0 3 OPTION
Description Description
This setting is applicable to local temperature sensor only.
0 = Disabled
1 = Allowed, must be occupied.
2 = Allowed, blower must be energized and in occupied mode.
3 = Allow. No conditions apply.