Specifications

14
Sequence of Operation
• Supported Controllers: FHP560 and FHP583.
• Depending on the options selected, an Input Expansion Module may be required to
support additional inputs.
• A detailed points list (included in the BACview Manual) should be consulted for specific
points and values.
Control Source (Run Conditions)
The heat pump unit may have external or internal control sources to initiate heating or cooling
operation.
External Control Source
The heat pump may be controlled from the following external sources:
• Digital Input*
• BAS – Building Automation System
• Manual On
• Push Button Override
Digital Input: Provides a method of running the unit by providing a contact closure (On/Off)
to IN-1. Digital input provides a simple interface for enabling unit operation.
Once enabled, the unit will run until the occupied set-point has been
satisfied.
BAS: Provides a network interface to the heat pump. The FHP-560 and FHP-583
controllers support the following building automation protocols:

Communication Protocol
BACnet Building Automation and Control network
Modbus Common open industrial protocol standard
N2 Johnson Controls protocol
LON Works Echelon Corporation protocol