iWorx® MPU2
505-009, Effective: April 28, 2014
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© 2014 Taco Electronic Solutions, Inc.
Runtime Limits
Displays all of the settings for this category and provides access to edit these parameters from a single screen.
Backup Occ Time/ Backup Unocc Time
The Backup time for Unoccupied and occupied mode is stored in the controller.
IAQ Settings
This parameter structure shows the settings for the IAQ Alarm, settings include IAQ Alarm Delay time, Temp Reset
Limit and Deadband.
IAQ Sensor
If the IAQ Mode is set to Analog, this parameter structure needs to be configured.
Setting
Range
Default
Description
Cooling
0 to 65,535 hours
1000 hours
Runtime limit for cooling after
which a maintenance alarm is gen-
erated.
Heating
0 to 65,535 hours
1000 hours
Runtime limit for heating after
which a maintenance alarm is gen-
erated.
Fan
0 to 65,535 hours
1000 hours
Runtime limit for fan after which a
maintenance alarm is generated.
Setting
Range
Default
Description
Hours
0-23
0
Hour to start occupancy/unoccu-
pied times.
Minutes
0-59
0
Minute to start occupancy/unoccu-
pied times.
Setting
Range
Default
Description
IAQ Delay Time
0 to 1000 Min
5 Min
Time the Alarm will be delayed.
Temp Reset Limit
0 to 15
°F
(0 to 8.3
°C)
5 °F
(2.8
°C)
Temperature Reset Limit to ensure
comfort temperature during IAQ
Alarm conditions.
Deadband
0 to 400 ppm
0 ppm
Deadband to allow the IAQ to
recover from Alarm condition.
Setting
Range
Default
Description
Min
0 to 4000 ppm
0 ppm
Minimum ppm sensor setting
Max
0 to 4000 ppm
0 ppm
Maximum ppm sensor setting
Setpoint
0 to 4000 ppm
0 ppm
Setpoint
Offset
0 to 4000 ppm
0 ppm
Offset to the sensor reading
