Watts AERCO Benchmark OMM-0136 - Page 98

Benchmark Platinum-Edge [II]: Operation-Service Manual
SECTION 7 – BOILER SEQUENCING TECHNOLOGY
OMM-0137_E • GF-211 • 12/13/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 98 of 153
OPTION 5 Instructions: Remote Setpoint, Direct Wired Header Temp Sensor, 4-20ma Setpoint
Drive
Step 3: OPTION 5 CONFIGURATION
On All Boiler:
1. Go to: Main Menu → Advanced Setup → BST Cascade → Cascade Configuration:
• Set the Unit Mode parameter to BST Client.
2. Go to: Main Menu → Advanced Setup → BST Cascade → Cascade Communication:
• Set the Unit Address parameter to the communication address of the unit.
On the BST Manager only:
1. Go to Main Menu → Advanced Setup → BST Cascade, set the Parameters to the Values
in each menu in the table below.
Menu/Screen Name
Parameters
Values
Cascade
Configuration
Unit Mode
BST Manager
Hdr Temp Sensor
Header Temp
Application
Configuration
Application
Space Heating
SH Operating Mode
Rmt Setpt Analog
BST Remote Signal
4-20mA/1-5V *
Cascade
Communication
Min Address
The minimum unit address in the cascade
Max Address
The maximum unit address in the cascade
Cascade Baud Rate
The baud rate for the cascade.
* Be sure that the SW1-4 DIP switch on Controller’s Interface Board is set appropriately (On = Current,
Off = Voltage.)