Benchmark 1500 - 2000 Boilers
CHAPTER 10. BOILER SEQUENCING TECHNOLOGY
Page
124
of
188
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
OMM-0097_0D
Ph.: 800-526-0288
GF-142
Option 4 –
Continued
•
There is no polarity to be observed. The ground for the shield is at the power supply ground. The
sensor end of the shield must be left free and ungrounded.
Step 3 - Configure ALL C-More Units
On ALL Boilers
:
1. Go to the
Configuration Menu
and set the
BST Menu item to Enabled
.
2. Go to the
BST Menu
and set the
BST Mode item
to
BST Slave
(for now).
On MASTER only
:
3. Go to the
BST Setpoint
item and enter the Failsafe Setpoint.
4. Go to the
BST Setup Menu
item and set to
Enabled
.
5. Go to the
BST Setpoint Mode
item and select
Outdoor Reset
.
6. Go to the
Head Temp Source
item and select
Network
.
7. Go to the
Header Temp Addr
item and enter the Modbus Address (240).
8. Go to the
Header Temp Point
item and enter the Modbus Point (14).
9. Go to the
BST Outdoor Sens
item and select
Enabled
.
10. Go to the
Outdoor Temp Source
item and select
Network
.
11. Go to the
Outdoor Temp Addr
item and enter the Modbus Address (240).
12. Go to the
Outdoor Temp Point item
and enter the Modbus Point (15).
When ALL C-More units have been configured
:
13. Go to the
BST Menu
of the desired
Master
unit
and set the
BST Mode
item to
BST MASTER
.
Temp Sensor PN
61043
Modbus Transmitter I/O Box