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Carrier WSHP Open v3 Integration Manual

Carrier WSHP Open v3 Integration Manual

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CARRIER CORPORATION ©2021 · Catalog No. 11-808-539-01 · 6/15/2021

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Summary of Contents for Carrier WSHP Open v3

  • Page 1 CARRIER CORPORATION ©2021 · Catalog No. 11-808-539-01 · 6/15/2021...
  • Page 2 Important changes are listed in Document revision history at the end of this document. CARRIER CORPORATION ©2021. All rights reserved throughout the world. i-Vu is a registered trademark of Carrier Corporation. All other trademarks are the property of their respective owners.

  • Page 3: Table Of Contents

    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 ............
  • Page 4 Contents Appendix D: Johnson N2 Protocol Implementation Conformance Statement ............ 48 Appendix E: LonWorks Protocol Implementation Conformance Statement ............50 Document revision history ............................51...

  • Page 5: Introduction

    You can use Carrier’s Equipment Touch user interface with the WSHP Open controller using the 5-pin J12 Access Port. See illustration below.
  • Page 6 Introduction WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 7: Safety Considerations & Handling Warning

    • Do not touch components or leads. • Handle the board by its edges. • Isolate from high voltage or electrostatic discharge. • Ensure that you are properly grounded. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 8: Wiring Inputs And Outputs

    I/O Channel Numbers Inputs For detailed information, see: Communicating Rnet Port , 1 - 4 SPT Sensors Carrier Sensor Installation Guide ZS Sensors Installation or Application Guide ZS sensors Wireless Sensors Installation or Application Guide Wireless Adapter for wireless sensors...
  • Page 9 These outputs are configurable. 24 Vac required at this terminal to provide unit operation. Connect an isolated N.C. smoke detector contact (or jumper) between 24 Vac and - 9. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 10: Communications Wiring

    SW3 DIP switch settings Comm Unused Protocol Baud rate Option port BACnet MS/TP Master N/A Select Baud Select Baud (Default) BACnet ARC156 Modbus Slave Select Baud Select Baud Slave Lonworks WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 11: Bacnet Ms/Tp

    The BACnet device instance is automatically generated based on the scheme 16101xx, where “16” is the BACnet vendor ID for Carrier Corporation, and xx equals the rotary switch address. EXAMPLE To set the controller’s MS/TP MAC address to 01, point the arrow on the MSB (SW1) switch to 0 and the arrow on the LSB (SW2) switch to 1.
  • Page 12 Set the remaining DIP switches as follows: BACnet MS/TP DIP switch settings The following example shows the DIP switches set for 76.8k (Carrier default), and BACnet MS/TP. Connect the BACnet MS/TP network to the controller's J19 Network Comm port. Connect to Net+, Net-, and SHLD.

  • Page 13: Adjusting Bacnet Ms/Tp Properties Using An Equipment Touch

    To set the Device Instance number or adjust the Max Masters or Max Info Frames using an Equipment Touch In the Equipment Touch interface, navigate to the Properties Menu screen and click Login. NOTE The following graphic is generic and not specific to your system. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...
  • Page 14 Click the property box next to BACnet Device Instance, type the new number, and click Done. Click the property box next to Max Masters and/or Max Info Frames, type a new value (1-127), and click Done. Click Save. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 15: Troubleshooting Bacnet Ms/Tp Communication

    Communications wiring Troubleshooting BACnet MS/TP communication For detailed troubleshooting and a list of supported objects, get the controller's BACnet PICS from the Carrier BACnet PICS website http://www.bacnetinternational.net/catalog/index.php?m=28. You must get your BACnet Object list from the manufacturer. The most common communication problems are the result of not properly following the configuration steps outlined in this manual.
  • Page 16 The BACnet device instance is automatically generated based on the scheme 16101xx, where “16” is the BACnet vendor ID for Carrier Corporation, and xx equals the rotary switch address. EXAMPLE To set the controller’s MAC address to 01, point the arrow on the MSB (SW1) switch to 0 and the arrow on the LSB (SW2) switch to 1.

  • Page 17: Troubleshooting Arc156 Communication

    EXAMPLE To set the controller's Modbus slave address to 01, point the arrow on the MSB (SW1) switch to 0 and the arrow on the LSB (SW2) switch to 1. M S B S W2 L SB S W1 10's WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 18 Attach the drain/shield wire to both ends of the network segment and through every controller ○ NOTE Use the same polarity throughout the network segment. Turn on the WSHP Open's power. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 19: Troubleshooting Modbus

    The register address used in the query is not supported Address by the controller. Slave Device The Modbus Master has attempted to write to a non- Failure existent register or a read-only register in the controller. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 20: Johnson N2

    WSHP Open is fixed at 9600 bps baud, 8 data bits, No Parity, and 1 Stop bit. Set the remaining DIP switches as follows: N2 DIP switch settings The following example shows the DIP switches set for 9600 baud and N2. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 21: Troubleshooting N2

    BAS is sending requests to the proper slave address of the controller. NOTES • Refer to Appendix A (page 35) for the Network Points list. • Refer to Appendix D (page 48) for the Protocol Implementation Conformance Statement. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 22: Lonworks

    • Isolate from high voltage or electrostatic discharge. • Ensure that you are properly grounded. Refer to Appendix E (page 50) for the LonWorks Protocol Implementation Conformance Statement (PICS). WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 23: To Set Up The Wshp Open For The Lonworks Option Card (Part #Lon-Oc)

    Set the SW3 DIP switches for LonWorks as follows: Plug the LonWorks Option Card's ribbon cable into Comm Option port J15 on the controller. See illustration below. CAUTION! The controller must be OFF before being connected. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 24: Commissioning The Controller For Lonworks Communication

    SW3 (switch DS7). It should be in the ON position to enable LonWorks communication. Verify that controller has been properly commissioned onto the LonWorks network. See Commissioning the controller for LonWorks communication (page 20). WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...
  • Page 25 Verify that the BAS is connected properly to the LonWorks Option Card's 2-wire TP/FT-10 Net port, which is polarity insensitive. The BAS may have to configure jumper or DIP switches on their end to support TP/FT-10. WSHP Open v3 CARRIER CORPORATION ©2021...

  • Page 26: Start-Up

    AC power ground could damage the USB Link and the controller. If you are not sure of the wiring polarity, use a USB isolator between the computer and the USB Link. Purchase a USB isolator online from a third-party manufacturer. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 27: Sequence Of Operation

    System Occupancy BACnet network input point to locate the device and point name where the external occupancy point information resides. You must also disable Occupancy Schedules in order to use this input. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 28: Fire/Smoke Detector Input

    NOTE The fan continues to run as long as the compressors, heating stages, or the dehumidification relays are on. If the SPT failure alarm, ZS Sensor failure alarm, or condensate overflow alarm is active, the fan is shutdown immediately, regardless of occupancy state or demand. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 29: Cooling

    If economizer cooling is available and active, and the economizer alone is insufficient to provide enough cooling • OAT > Cooling Lockout Temperature if OAT is available • Source Water Pump is on (if Source Water Linkage is active) WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 30: Reverse Cycle Heating

    If this is insufficient, and if the SAT rises further and reaches the Maximum Heating SAT limit, the fan is indexed to the maximum speed. If the SAT still continues to rise 5° F above the maximum limit, all heating stages are disabled. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 31: Auxiliary Heat

    The heat stage is controlled so the SAT does not exceed the Maximum Heating SAT limit and is subject to a 2-minute minimum OFF-time to prevent excessive cycling. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 32: Indoor Air Quality (Iaq) And Demand Control Ventilation (Dcv)

    NOTE During cooling mode, the unit cools and dehumidifies, and disables the reheat coil. However, once the call for cooling has been satisfied and there is still a call for dehumidification, the unit continues to operate in the reheat mode. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 33: Waterside Economizer

    5 minutes, then the compressor is started to satisfy the load. If the SAT reaches the Maximum Heating SAT limit, the economizer valve closes during compressor operation. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 34: Demand Limiting

    Condensate Overflow Alarm Delay limit (10 second default), the control generates an alarm and the unit disables the compressor and fan outputs. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...
  • Page 35 ZS Sensor Alarm (if ZS sensor was active)– The control generates a ZS sensor failure alarm if the ZS sensor fails to communicate with the control for 5 minutes or greater. The update status is monitored and if it fails to be updated, then a ZS sensor alarm is generated. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide...

  • Page 36: Troubleshooting The Wshp Open

    Normal 2 flashes per second 2 flashes, Five minute auto-restart delay after system error alternating with 2 flashes per second 3 flashes, then off Controller has just been formatted WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 37 14 flashes per second 14 flashes per second, alternating with Brownout Failure. Try the following solutions: • Turn the WSHP Open off, then on. • Replace the WSHP Open. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 38: Compliance

    BACnet Compliance Compliance of listed products to requirements of ASHRAE Standard 135 is the responsibility of BACnet ® International. BTL is a registered trademark of BACnet International. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 39: Appendix A: Network Points List For Wshp Open

    5 min / 60 min Temperature †System Inactive (0) / Active (1) Inactive (0) On change of state Fire/Smoke †System Inactive (0) / Active (1) Inactive (0) On change of state WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 40 System Space av:1904 system_rh Space Relative av:1011 space_rh Humidity System Space av:1903 system_iaq Indoor Air Quality av:1009 CO2 (ppm) System OA av:1901 system_oat Outdoor Air av:1003 oa_temp Temperature Temperature WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 41 Fire/Smoke bv:7007 fire_alarm Fire/Smoke Shutdown †System bv:1906 press_override Pressurization bv:7038 press_alarm Pressurization BAS On/Off msv:1001 keypad_ovrde Occupancy Status bv:2008 occ_status [Occupancy] † Points do not apply to multi-protocol controllers. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 42: Network Points List For Bacnet And Modbus

    System Space °F -999 system_spt AV:1902 Holding Temperature Register (Float) Unocc Relative unocc_dehum_stpt AV:3012 Holding Humidity Setpoint Register (Float) Water Economizer °F h2o_econ_ctrl_stpt AV:3015 Input Control Setpoint Register (Float) WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 43 MSV:2004 Input (2) Low Register (3) Med (Signed) (4) High (5) On Optimal Start Type (1) None start_type MSV:2009 Holding (2) Temp Register Compensated (Signed) (3) Learning Adaptive WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 44 Reset Filter Alarm (0) Off (0) Off filter_rntm_clr BV:7517 Coil (1) On Effective Heat °F eff_ht_stpt AV:3006 Input Setpoint Register (Float) Maximum Heating °F sat_ht_max AV:83004 Input Register (Float) WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 45 AV:2015 Compressor Capacity comp_cap AV:5001 Input Register (Float) Air Source Mode (1) Off link_ahu_mode MSV:2005 (2) Warmup (3) Heat (4) Cooling (5) Freecool (6) Pressure (7) Evac (8) Vent WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 46: Network Points List For N2 And Lonworks

    SNVT_temp_p(105) Temperature Unocc Relative nviUnoccRHSP SNVT_lev_percent(81) Humidity Setpoint Water Economizer °F nvoWtrEconSP SNVT_temp_p(105) Control Setpoint Water Economizer nvoWtrEcnOut SNVT_lev_percent(81) Output Compressor Status (0) Normal nvoCmpSafety SNVT_switch(95) (1) Alarm WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 47 (2) Temp Compensated (3) Learning Adaptive System Mode (1) Off nvoOpMode SNVT_count_inc(9) (2) Fan Only (3) Economize (4) Cooling (5) Heating (6) Cont Fan (7) Test (8) Start Delay WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 48 (1) Inactive nviBASOnOff SNVT_count_inc(9) (2) Occupied (3) Unoccupied ZS Sensor (0) Normal nvoZsCfgFail SNVT_switch(95) Configuration (1) Alarm Space Relative nvoSpaceRH SNVT_lev_percent(81) Humidity Compressor Capacity SPT Sensor (0) Normal (1) Alarm WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 49: Appendix B: Bacnet Protocol Implementation Conformance Statement

    Appendix B: BACnet Protocol Implementation Conformance Statement Appendix B: BACnet Protocol Implementation Conformance Statement The PIC statements are updated regularly. Please refer to the BACnet website http://www.bacnetinternational.net/catalog/index.php?m=28 for the latest information. WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...

  • Page 50: Appendix C: Modbus Protocol Implementation Conformance Statement

    Function Codes Used with this Register Type: Range: Register Type: 3 – Read Holding Register Single-Precision IEEE floating point Float Value (FLOAT) 6 – Preset Single Register value 16 – Preset Multiple Register WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 51 2 – Read Input Status 1 – Read Coil Status Discrete Output (DO) 0 = Off, 1 = On 5 – Force Single Coil 15 – Force Multiple Coils WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 52 Poll Without Acknowledge Poll With Acknowledge Read Analog Input Read Binary Input Read Analog Output Read Binary Output Read Internal Parameter Write Analog Input Write Binary Input Write Analog Output WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 53 Appendix D: Johnson N2 Protocol Implementation Conformance Statement Write Binary Output Write Internal Parameter Override Analog Input Override Binary Input Override Internal Parameter Override Release Request WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 54 (.XIF), is also available so that any network management tool can design and configure the WSHP Open 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 the LonWorks packets.
  • Page 55 Replaced references to BACview with Equipment Touch C-AE-BR-O-WB 6/5/14 Configuring for BACnet MS/TP Added note that controller counts as a full load on the MS/TP bus. C-TS-RD-E * For internal use only WSHP Open v3 CARRIER CORPORATION ©2021 Integration Guide All rights reserved...
  • Page 58 CARRIER CORPORATION ©2021 · Catalog No. 11-808-539-01 · 6/15/2021...

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