Watts AERCO Benchmark BMK750 Operation And Service Manual page 22

Benchmark with Edge [I]: Operation-Maintenance Manual
SECTION 2: OPERATION
Unit Application
Unit SH Operating Mode
Unit DHW Operating Mode
Unit Other Operating Mode
Unit SH Setpoint
Unit DHW Setpoint
Unit Other Setpoint
Analog Input Source
Name
Remote Signal
Unit DHW Remote Signal
Unit Other Remote Signal
Unit Address
Cascade Baud Rate
Outdoor Air Temp Sens
OAR Min Outside Temp
OAR Max Setpoint
OAR Max Outside Temp
OAR Min Setpoint
Outdoor Rst Setpt
Main Menu → Advanced Setup → Unit → Maintenance
12 Month Maintenance
Complete?
Fire Side Inspection
Optical Burner Inspection
Water Side Inspection
CSD-1 Safety Device
Inspection
Combustion Calibration
Check
Main Menu
2.3.4.2
Main Menu → Advanced Setup → BST Cascade → Cascade Configuration
Parameter Name
Unit Mode
BST Outdoor Temp
OMM-0145_A99 • GF-218 •
Select
Toggle
Numeric Entry
Select
Select
Select
Select
Toggle
Numeric Entry
Numeric Entry
Numeric Entry
Numeric Entry
Numeric Entry
Numeric Entry
Numeric Entry
Yes/No
Yes/No
Yes/No
Yes/No
Yes/No
Yes/No
→
Advanced Setup
BST Client
Type
BST Manager
Select Client/Manager
Read Only Client/Manager
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
9/18/2019
Select unit's application: SH, DHW or Other.
Choose either Constant or Remote Setpoint.
Sets the unit's setpoint (Unit Operating Mode = Constant
Setpoint).
Choose: Spare Analog In 1, Spare Analog In 2, Spare
Analog In 3 (Unit Application = DHW or Other and Unit
Operating Mode = Remote Setpt).
Choose: Not Assigned, Remote Setpt 2, Swing V1 Fdbk,
Swing V2 Fdbk, Blr VSP Fdbk, DHW VSP Fdbk, SmartPlate
VP, NOx (Unit Application = DHW or Other and Unit
Operating Mode = Remote Setpt).
Select the source of the remote signal: 4-20mA, 0-20mA, BST
(PWM) Input, Network, 1-5V, 0-5V, BAS (Unit SH
Operating Mode = Remote Setpoint, Combination or Direct
Drive).
Select the source of the of the remote signal: (Unit DHW
Operating Mode or Unit Other Operating Mode = Remote
Setpoint.
Specifies the unit's Modbus address (Remote Signal =
Network).
Specifies Modbus baud rate (Remote Signal = Network).
Choose how to communicate with the outdoor temp sensor:
Off, BAS, Direct or Network (Unit Application = SH and
Unit SH Operating Mode = Outdoor Reset).
The minimum outside air temperature the system will read
(Unit Application = SH and Unit SH Operating Mode =
Outdoor Reset).
The maximum allowable setpoint (Unit Application = SH and
Unit SH Operating Mode = Outdoor Reset).
The maximum Outside Temperature that the system will
operate to (Unit Application = SH and Unit SH Operating
Mode = Outdoor Reset).
The minimum allowable setpoint (Unit Application = SH and
Unit SH Operating Mode = Outdoor Reset).
The current outdoor reset setpoint, based on the four OAR
parameters (Unit Application = SH and Unit SH Operating
Mode = Outdoor Reset).
Specifies 12 Month Maintenance completed.
Specifies Fire Side Inspection completed.
Specifies Optical Burner Inspection completed
Specifies Water Side Inspection completed.
Specifies CSD-1 Safety Device inspection completed.
Specifies Combustion Calibration Check completed.
→
BST Cascade
Description
Specify Unit Mode: Off, BST Client or BST
Manager.
The current reading of the outdoor temperature
sensor (Outdoor Air Temp Sens = Network,
Direct or BAS).
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