AERCO C-More Controls Manual June 2010 - Manual (Page 123)

C-More Controller for Benchmark, Innovation & KC
USER MANUAL
04/22/14 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 Page 123 of 162
OMM-0032_0E Phone: 800-526-0288 GF-112
Outdoor Reset (choose option 3 or 4)
Option 3 – Direct Wired Header and Direct Wired Outdoor Air Complete section 9.6.3
OR
Option 4 – Modbus Header and Modbus Outdoor Air Complete section 9.6.4
The Outdoor Reset mode is based on outside air temperature. This mode requires that a
System Start Temperature, BST Building Reference Temperature and BST Reset Ratio be
programmed into the BST.
If the BST Master Fail Rollover (BST Auto Mstr) feature is enabled, The outdoor Reset
Temperature Sensor MUST be installed as a Modbus Outdoor Reset Sensor using the
Modbus Temperature Transmitter (see Section 9.6.4 Outdoor Reset with Modbus
Header Sensor & Modbus Outdoor Sensor, below).
If the BST Master Fail Rollover (BST Auto Mstr) feature is disabled, it is recommended that
the Outdoor Reset Temperature sensor be directly wired to the “OUT” Temp sensor input
on the I/O Box of the Master unit (see Section 9.6.3 Outdoor Reset with Direct Wired
Header Sensor & Direct Wired Outdoor Sensor, below).
Remote Setpoint (choose option 5 through 8)
Option 5 – 4-20ma Drive and Direct Wired Header Complete section 9.6.5
OR
Option 6 – Modbus Drive and Direct Wired Header Complete section 9.6.6
OR
Option 7 – 4-20ma Drive and Modbus Header Complete section 9.6.7
OR
Option 8 – Modbus Drive and Modbus Header Complete section 9.6.8
In the Remote Setpoint Mode, the setpoint can be entered from a remote device such as a
Building Automation System. The Remote Signal source must be selected from the
following:
• 4-20ma
• 0-20ma
• Network
When selecting Network, the signal is input from the ProtoNode SSD Device.