Watts Aerco BMK 750, Operation And Service Manual

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Benchmark with Edge [I]: Operation-Maintenance Manual
SECTION 2: OPERATION
OMM-0145_A99
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Units Firing Read Only The number of units firing in the BST cascade.
Main Menu
→
Isolation Valve Status
– BST Manager Only
Min # Valves Open Read Only
The number of isolation valves designated as “always
open.”
Main Menu
→
Runtime Statistics
Average Cycles Per Hour Read Only The
unit’s average number of cycles per hour.
Run Hours Read Only The number of hours the unit has run since startup.
Cycle Count Read Only The number of cycles during unit run hours.
Main Menu
→
Unit Event History
Event Read Only Lists the
unit’s warning and fault events.
Main Menu
→
Plant Event History
Event Read Only
Lists the plant’s warning and fault events.
2.3.2
Calibration Menu
The Calibration menu contains the following sections and parameters:
Main Menu
→
Calibration
→
Manual Combustion
NOx Requirement Select
Select the unit’s NOx requirement:
None , <= 20 or <= 9
PPM .
Valve Position - Target Read Only
The unit’s target Valve Position.
Valve Position - Reading Read Only
The unit’s actual Valve Position.
Blower - Target Read Only Target blower voltage for current Valve Position.
Blower - Reading Read Only
The unit’s actual blower voltage.
O2% - Target Read Only
The unit’s target O
2
% in the exhaust.
O2% - Reading Numeric Entry
The unit’s actual O
2
% in the exhaust.
CO - Target Read Only The target CO amount in the exhaust, in ppm.
CO - Reading Numeric Entry The actual CO amount in the exhaust, in ppm.
NOx - Target Read Only The target NOx amount in the exhaust, in ppm
NOx - Reading Numeric Entry The actual NOx amount in the exhaust, in ppm.
Flame Strength - Reading Numeric Entry
The unit’s Flame Strength, from Multimeter
Air Temperature - Reading Read Only The current air temperature.
Downstream Gas pressure Numeric Entry Appears only when fire rate = 100%.
Blower Voltage Adjust Adjust as needed to match targets to actual readings.
2.3.2.1
Main Menu
→
Calibration
→
Input/Output
Main Menu
→
Calibration
→
Input/Output
→
Temperature Sensors
Sensor Select
Select: Feed Forward , Exhaust , Outside Temp , Air
Inlet , Lower Inlet , Outlet .
Offset Numeric Entry Optional offset applied to current Sensor
Current Reading Read Only
Current sensor’s current reading. (Flow In Adj & Flow
Rate removed).
Main Menu
→
Calibration
→
Input/Output
→
O2 Sensor
O2 Offset Numeric Entry A correction value to selected input, if needed.
O2 Read Only The Current O
2
reading.
Auto Calibrate Now Yes/No Initiates Auto Calibration
Auto Calibrate Status Read Only Displays current Auto Calibration status.
Calibration Frequency Select Select: Never , Monthly , Weekly , Daily .