Watts AERCO Edge [ii] Operation Manual page 157

Edge [ii] Controller Operation Manual
SECTION 6 – ADVANCED SETUP
Main Menu → Advanced Setup → Performance → AERtrim → AERtrim
1. Go to:
This screen includes the ? (Help) option.
Figure 6.6.1.1: AERtrim: AERtrim Settings Screen
2. Use the AERtrim toggle to enable AERtrim functionality.
NOTE:
If you are enabling AERtrim for the first time after the Controller was replaced, the Activation
procedure is initiated; the Serial Number, Trim ID, Fixed ID and Activation Code parameters
appear. You must contact AERCO to get an Activation Code.
3. Configure the remaining parameters as follows:
Warning Suppression: Set to Yes or No. No disables all AERtrim warnings.
•
O2 Offset: Sets the O
•
(Range: -3.0 to 3.0, Default = 1.0).
Settle Time: Specifies the amount of time for the blower speed to settle after adjusting
•
the blower voltage. (Range: 5 to 120 seconds)
Trim Gain: A multiplier used to calculate an offset to the blower voltage.
•
(Range: 0.100 to 0.500)
Trim Iteration Limit: Specifies the maximum number of blower voltage adjustment
•
iterations allowed in a single trim event. (Range: 10 to 45, Default = 15)
O2 Sensor: Displays the current status of the O
•
If Disabled (for example, the sensor requires service), O
suppressed.
•
OMM-139_E 8/25/2020
offset to conform to an external analyzer.
2
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
Sensor, either Enabled or Disabled.
2
sensor warnings are
2
Settings.
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