Table Of Contents - Carrier WSHP Open v3 Integration Manual

Contents
Introduction .................................................................................................................................................................. 1
What is the WSHP Open controller? .................................................................................................................. 1
Safety considerations & handling warning ....................................................................................................... 3
Wiring inputs and outputs ........................................................................................................................................... 4
Communications wiring .............................................................................................................................................. 6
Protocol overview .................................................................................................................................................. 6
BACnet MS/TP ...................................................................................................................................................... 7
To set up the WSHP Open for BACnet MS/TP ..................................................................................... 7
Adjusting BACnet MS/TP properties using an Equipment Touch ....................................................... 9
Troubleshooting BACnet MS/TP communication .............................................................................. 11
BACnet ARC156 ................................................................................................................................................. 11
To set up the WSHP Open for BACnet ARC156 ................................................................................. 11
Troubleshooting ARC156 communication ......................................................................................... 13
Modbus ................................................................................................................................................................ 13
To set up the WSHP Open for Modbus ............................................................................................... 13
Troubleshooting Modbus .................................................................................................................... 15
Johnson N2 ......................................................................................................................................................... 16
To set up the WSHP Open for N2 ....................................................................................................... 16
Troubleshooting N2 ............................................................................................................................. 17
LonWorks ............................................................................................................................................................ 18
To set up the WSHP Open for the LonWorks Option Card (Part #LON-OC) ...................................... 19
Commissioning the controller for LonWorks communication ........................................................... 20
Troubleshooting LonWorks ................................................................................................................. 20
Start-up ....................................................................................................................................................................... 22
Sequence of Operation ............................................................................................................................................. 23
Scheduling .......................................................................................................................................................... 23
Fire/Smoke detector input ............................................................................................................................... 24
Shutdown input .................................................................................................................................................. 24
Indoor fan ............................................................................................................................................................ 24
Cooling ................................................................................................................................................................. 25
Reverse cycle heating ....................................................................................................................................... 26
Auxiliary heat ...................................................................................................................................................... 27
Indoor air quality (IAQ) and demand control ventilation (DCV) .................................................................. 28
Dehumidification ............................................................................................................................................... 28
Waterside economizer ...................................................................................................................................... 29
Demand limiting ................................................................................................................................................ 30
Power failure restart delay ............................................................................................................................... 30
Alarms ................................................................................................................................................................. 30
Troubleshooting the WSHP Open ............................................................................................................................. 32
LED's .................................................................................................................................................................... 32
Compliance ................................................................................................................................................................ 34
FCC Compliance ................................................................................................................................................. 34
CE Compliance ................................................................................................................................................... 34
BACnet Compliance........................................................................................................................................... 34
Appendix A: Network Points List for WSHP Open .................................................................................................. 35
Third party access to BACnet points in a controller ..................................................................................... 35
Network points list for BACnet and Modbus ................................................................................................. 38
Network points list for N2 and LonWorks ...................................................................................................... 42
Appendix B: BACnet Protocol Implementation Conformance Statement ........................................................... 45
Appendix C: Modbus Protocol Implementation Conformance Statement........................................................... 46