Carrier WSHP Open v3 Integration Manual

Also see for WSHP Open v3: Integration guide

WSHP Open v3 37Date: 06/30/2008Vendor Name: CarrierProduct Names: WSHP OpenProduct Model Number: Water Source Heat PumpProduct Description:The WSHP Open is a factory-installed water source heat pump controller that is capable of speaking multipleprotocols. When the LonWorks Option Card (LON-OC), is installed in the field, it enables the WSHP Open tocommunicate over a LonTalk network. The WSHP Open does not conform to a standard LonWorks profile, but isself-documenting and any network management tool can manage and configure it over the network. An externalinterface file (.XIF), is also available so that any network management tool can design and configure the WSHPOpen prior to installation. Contact your Carrier representative for this .XIF file.LonWorks is an open protocol that requires the use Echelon's Neuron microprocessor to encode and decode theLonWorks packets. In order to reduce the cost of adding the Echelon chip to every module, a separate LonWorksOption Card (LON-OC) was designed to connect to the WSHP Open.This accessory card must be ordered separately and is connected by attaching its ribbon cable into the J15connector on the WSHP Open. The WSHP Open’s baud rate (DS1 and DS2 on SW3) must be set to 38.4k tocommunicate with the LON-OC. The address switches (SW1 and SW2) are not used with LonWorks.Tranceiver Type: TP/FT 10Appendix E: LonWorks Protocol Implementation Conformance Statement

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