User Manual
for the
Zone Controller
Page 1: ...User Manual for the Zone Controller...
Page 2: ...RS485 17 3 Installation 18 3 1 Pre requisites for installation 18 3 2 Environmental conditions 18 3 3 Mounting 19 3 4 Power Supply 20 3 5 Cabling Considerations 20 3 6 Input Output connections 21 3 6...
Page 3: ...1 2 3 Control command CTRL 65 4 1 3 Setpoint and Diffuser data Item 3 66 4 1 4 ZC Status information Item 4 66 4 1 5 ZC Notification icons Item 5 67 4 1 5 1 Simulation 67 4 1 5 2 Hardware Conflict 67...
Page 4: ...date 77 5 3 User Access 77 5 4 Data point overrides 78 5 4 1 Simulation overrides 78 5 4 2 RUI overrides 78 5 4 3 BACnet overrides 79 5 4 4 LUI overrides 79 5 5 Log files 79 5 6 Handling of alarms 80...
Page 5: ...21 TCP Modbus display 34 Figure 22 TCP Modbus display for TCP IP Interface Selection 34 Figure 23 LUI Settings 34 Figure 24 Email Settings 35 Figure 25 Upload display 36 Figure 26 Security display 36...
Page 6: ...ing start up 75 Figure 65 LUI Home screen 75 Figure 66 Sample dashboard 76 Figure 67 Shortcut to Data point Simulation 79 Figure 68 RUI indicating override condition 80 Table of Tables Table 1 List of...
Page 7: ...rnet Protocol kV Kilo Volt LCD Liquid Crystal Display LED Light Emitting Diode LHA Systems The developer of this product LUI Local User Interface LCD screen MB Mega Byte mbps Megabits per second MCU M...
Page 8: ...ing the control operation as well as providing for manual override and diagnostics An extensive trend log is provided for time based or COV sampling on all data points to monitor the building comfort...
Page 9: ...hannels DI1 DI12 Binary Actuators using digital output Channels DO1 DO12 The installer tailors the installation to site specific needs by connecting the I O lines according to the AHU electrical wirin...
Page 10: ...r Pressure sensor c Return Air Humidity sensor d Return Air Damper e Return Air Fan Area 3 Fresh Air Control Items The sensors actuators that may form part of this area are a Fresh Air Temperature sen...
Page 11: ...t of the sensor actuator icons Table 1 List of Sensor Actuator icons Sensor Actuator Icon Damper DX Coil Fan Filter Heater Humidifier Temperature Sensor 1 2 Document Overview This document is structur...
Page 12: ...setpoint Control is achieved by a PI loop output to a DX compressor or CWV HWV Some DX systems could require a direct setpoint only o Diffuser Average room temperature and temperature setpoint The ave...
Page 13: ...control functions will be active for the periods as defined by a weekly schedule including a purge and rundown time Alarms Alarm conditions will have an impact on the control operations The following...
Page 14: ...Controller implements a BACnet IP interface to a diffuser network in the AUC via MCUs This allows the Zone Controller to get diffuser data such as temperature disk position and occupancy status inform...
Page 15: ...block for RS485 Product installation and specification sheet 1 4 1 General Specifications Item Description Protection All inputs and outputs except for relay outputs and communication ports are over v...
Page 16: ...e 3 6 Failure Status Fast Flashing Zone Controller failed 7 RS485 1 Flashing RS485 Modbus comms activity 8 RS485 2 Flashing RS485 ms tp comms activity In addition to the LED indicators on the front pa...
Page 17: ...where the BMS implements a BACnet client and the ZC implements a BACnet server The points list available to the BMS is configurable by using the bmsExport flag as described in 4 1 1 2 7 Refer PICS in...
Page 18: ...Avoid installing the product in places with Exposure to direct sunlight and to the elements in general Temperature and humidity outside the product s range of operation see Technical Specifications S...
Page 19: ...2021 ZONE CONTROLLER USER MANUAL 3 3 Mounting The ZC is mounted on a wall or a recessed wall box using the din rail brackets at the back of the ZC cover refer Figure 5 Figure 5 ZC din rail mounting b...
Page 20: ...er source for digital inputs The maximum total current available on this power source is 250mA and care must be taken not to exceed this limit 3 5 Cabling Considerations Table 2 Cabling Considerations...
Page 21: ...NTROLLER USER MANUAL 3 6 Input Output connections Refer Figure 6 for a layout of the ZC PCB with terminals The characteristics of the digital and analog inputs and outputs are described below Figure 6...
Page 22: ...36VDC or 0 24VAC 12V nominal Polarity independent Table 3 Digital Input connections Connector JP6 JP7 Digital Input connections PIN 1 12VDC 12VDC PIN 2 DI 1 DI 9 PIN 3 DI 2 DI 10 PIN 4 DI 3 DI 11 PIN...
Page 23: ...has NO NC and shared COM The maximum contact rating of these relays are 36VDC or 24VAC Max 2A Table 4 Digital Output connections Figure 8 Digital Output connections Connector JP18 JP19 Digital Output...
Page 24: ...umper selection the Analog Inputs function See Figure 9 below for jumper selection Table 5 Jumper selection 1 PIN1 PIN2 0 10VDC 2 PIN3 PIN4 4 20mA 3 PIN5 PIN6 THERMISTOR OR DRY CONTACT 4 PIN3 PIN5 0 5...
Page 25: ...10 PIN 4 AO 3 AO 11 PIN 5 AO 4 AO 12 PIN 6 GND GND PIN 7 GND GND PIN 8 AO 5 AO 13 PIN 9 AO 6 AO 14 PIN 10 AO 7 AO 15 PIN 11 AO 8 AO 16 PIN 12 GND GND Figure 11 Analog Output connections 3 7 I O Wiring...
Page 26: ...RICKARD 2021 ZONE CONTROLLER USER MANUAL Figure 12 Example Zone Controller to AHU Wiring diagram see Table 8 Figure 12 Example Zone Controller to AHU Wiring diagram see Table 8...
Page 27: ...e Analog Sensor HW no 4 Pa 1 0 ReadOnly Analog 8 AO Exhaust Damper Analog Actuator HW no 1 1 0 ReadWrite Analog 9 AO Exhaust Fan Analog Actuator HW no 3 1 0 ReadWrite Analog 10 AO Fresh Damper Analog...
Page 28: ...r Handling Unit The dashboard is the central display for monitoring and control of the ZC Figure 13 Typical dashboard with functional areas encircled Items 1 to 5 are visible on the dashboard and are...
Page 29: ...sses and functionality BACnet identification Local UI settings e mail addresses log data upload intervals security code and password The user can also upload a new software update and backup restore t...
Page 30: ...e web browser a Select the Time and Date menu item to set the current date time and time zone b Refer Figure 15 for a depiction of the Time and Date settings page c Note that internet time and date ta...
Page 31: ...c IP settings The following parameters are configurable Select whether to allow the connection to refresh on loss of internet Select whether to allow the ZC to connect to the VPN Network Select whethe...
Page 32: ...ports may be selected to be used as Modbus ports i e Serial Port 1 Serial Port 2 TCP Port A TCP Port B TCP Port C For a serial port the Interface Selection for the port can be set to one of the follo...
Page 33: ...ZONE CONTROLLER USER MANUAL RICKARD 2021 Figure 18 Serial Modbus display Figure 19 Serial Modbus display for RTU Interface Selection Figure 20 Serial Modbus display for ASCII Interface Selection...
Page 34: ...configured from the System Settings page a Select System from the main menu in the web browser b Select the LUI menu item refer Figure 23 c Enter the following data Pin Code Enter a pin code minimum o...
Page 35: ...ecipients Figure 24 Email Settings 4 1 1 1 8 Upload to cloud server a Select System from the main menu in the web browser b Select the Upload menu item to define the upload interval of trend data to t...
Page 36: ...to use a secure https connection or not http If a secure connection is selected a valid security certificate is required If the user is ready for this connection Local Support should be contacted to e...
Page 37: ...al UI data The Settings data can be saved and restored by selecting the System menu from the main menu in the web browser and then Settings Backup refer Figure 27 The file type used for the configurat...
Page 38: ...refer Figure 28 or Select a filename from a list of files detected on the USB refer Figure 29 Figure 28 Software update display Figure 29 Upload display using USB as source 4 1 1 2 Menu item Control...
Page 39: ...chedule refer 4 1 1 2 10 Config Backup backup or restore the config data refer 4 1 1 2 11 4 1 1 2 1 Global In the Control menu select the Global submenu Refer Figure 30 for a depiction of the Global C...
Page 40: ...ether the fans should be off or fully set when a fire alarm event occurs d Anti flutter and Rundown control The user may configure the time to delay start of temperature control after purge anti flutt...
Page 41: ...ZONE CONTROLLER USER MANUAL RICKARD 2021 Figure 31 Temperature Control Configuration a Select Cooling Heating Hardware...
Page 42: ...nd e below must be set iii Select Input source iv Setpoint source is not configurable v Parameters in f below must be set Input source Average Diffuser Temperature Return Air Temperature Average Diffu...
Page 43: ...tpoint and room temperature before mode switching will be considered vii DX Compressor Fan Only Percentage Band Specify the percentage band between heat and cool modes d Cooling mode Define the parame...
Page 44: ...control PI control to a pressure setpoint Refer Appendix D 1 for an overview of the implemented generic PI loop For the Pressure PI loop the following parameters may be configured Output Value when di...
Page 45: ...on is used to perform linear fan control the following parameters must be provided Disk position low This average disk position will result in the supply air minimum fan speed Disk position high This...
Page 46: ...ust Air Section Define the fan dampers present in this area from left to right None Damper Damper and Fan Fan Fan and Damper b Return Intake Section Define if a fan present in this area None Fan c Fre...
Page 47: ...midity Control Configuration Set the dead band difference between humidity setpoint and return air humidity for humidity control The default is 5 Refer Appendix D 1 for an overview of the implemented...
Page 48: ...for the control b In addition to this the user must specify the band to use for entering the economy control A band for either the Temperature or Enthalpy will be entered The band used depends on the...
Page 49: ...the interface type may be Hardware number BACnet point or Modbus point The Hardware number is specific for the installation Binary Actuators The names are generic but the interface type may be Hardwar...
Page 50: ...gital MultiState Exclude Analog Sensors x Hardware Number x x x x x x Analog Actuators x Hardware Number x x x x x x Binary Sensors x Hardware Number x x x x x Binary Actuators x Hardware Number x x x...
Page 51: ...e the sensor value increments decrements from the start to the end in steps of Linear increment every Linear interval milliseconds o Pulse the value from the associated sensor will be calculated as a...
Page 52: ...s The following parameters may be configured refer Figure 40 Delay in minutes before the ZC uses the fallback setpoint Number of non responsive diffusers before the ZC uses the fallback setpoint Note...
Page 53: ...on will be displayed Click Update to save changes Figure 41 Partition Schedule e Under the Selection tab the diffusers to use will be selected from the available MCUs refer Figure 42 A list of the ava...
Page 54: ...g options are available All Active Used Text filter Figure 42 MCU and Diffuser list f Under the Partition IO Dampers tab the user may select the IO Damper for the corresponding partition One or more d...
Page 55: ...to start and end Control The rundown time is configured in the Control Global submenu In the example above the schedule will start on Monday to Friday at 07 00 while Purging will take a minimum of 15...
Page 56: ...nfig Download the config file to own computer o Backup On Board Create a backup of the current Config file onboard the ZC o USB Backup Insert USB device into ZC Backup Create a backup of the config fi...
Page 57: ...e Hardware Number BACnet point Modbus point and Internal Software point The following detail will be displayed for each point DataPoint Name Interface i e Hardware Number BACnet point Modbus point So...
Page 58: ...modbus is not working and therefore the point cannot receive any values o ERR UNDETERMINED If this condition is encountered contact Local Support Value the format is present value or present value rea...
Page 59: ...ard 4 1 1 4 1 ZC Browser This menu item provides a list of all the ZC s visible on the BACnet network Navigation to another ZC can be done by highlighting and clicking the relevant line in the list Re...
Page 60: ...ZONE CONTROLLER USER MANUAL RICKARD 2021 4 1 1 4 2 Diffuser Summary A summary of the configured diffusers is displayed refer Figure 48 Figure 48 Diffuser Summary...
Page 61: ...s that are logged include ZC Mode changes ZC Configuration and Settings changes ZC errors ZC Alarm conditions ZC Alarm overrides The user can perform the following actions on the Event Log Filter the...
Page 62: ...ry 30 seconds and on change of value The Grafana tool is used to generate a graphical display trend log of the data values The Grafana tool is configurable and any of the defined data points may be se...
Page 63: ...r a depiction of the display Figure 51 ZC Log Export display 4 1 1 6 Menu item Help This item displays ZC identification see example below Hardware Assembly DU3011 Hardware Build 1 Hardware Variant A...
Page 64: ...d system to be initialised Idle No control active Purge Only Pressure Control will be active in this mode It is activated at the time set in the Purge parameter of the Schedule The purpose is to flush...
Page 65: ...trol panel switch could be set in the Off On or Auto positions The control panel switch takes precedence over the control operation as indicated in the table Control Panel switch BMS command LUI comma...
Page 66: ...b Not used c Problem d ZC version e Date and time a Latest event written to the event log b Not used c Problem area The ZC continuously check for failures of services In the Problem section the user...
Page 67: ...Data points The purpose of this icon is to keep the user aware of the fact that certain points have values that were set by a user and not by the system sensors which could lead to unexpected behaviou...
Page 68: ...that the value of one or more of the data points were manually input by the user and does not necessarily represent actual operation calculations measurements and may therefore cause unexpected behavi...
Page 69: ...place Battery section gives the user the option to ignore the warning and continue provided the ZC has power b Incorrect Time The Incorrect Time section informs the user that the system is not control...
Page 70: ...as an acknowledgement of the alarm by the user 4 1 5 6 Service The service icon will be displayed if there are any services that are currently in need of maintenance Clicking on the Service icon will...
Page 71: ...on values for the minimum number of diffusers delay before activating the fallback condition and fallback setpoint may be configured refer 4 1 1 2 9 Figure 59 Diffuser Fallback Active pop up window If...
Page 72: ...g on the icon will display the popup below refer Figure 61 Figure 61 Logged In pop up window 4 1 5 11 Network The Network icon will be displayed if there is intermittent and or a poor connection to th...
Page 73: ...Figure 63 b The default pin code is 123 but can be updated in the RUI Local User Interface configuration refer 4 1 1 1 6 If a notification icon is displayed the user can click on the notification icon...
Page 74: ...t decrement Click on 1 10 100 to adjust the scale off the increment decrement Select x to cancel and to update o This will change the status of the data point to override refer Figure 63 h o To cancel...
Page 75: ...l scroll on the LUI screen refer Figure 64 Figure 64 Typical screen of data point loading during start up Once loaded the LUI displays the Home screen refer Figure 65 Figure 65 LUI Home screen For a d...
Page 76: ...ration 4 1 1 2 10 Control Schedule 5 1 2 2 Step 2 Set the device data Set the ZC device name description and location Refer 4 1 1 1 1 System Device for an overview of the configuration 5 1 2 3 Step 3...
Page 77: ...mmary of the setup process is given in 5 1 2 Contact Local Support for detail assistance The Commissioning report allows the user typically the installer a snapshot of the configuration values at the...
Page 78: ...the LUI simulation or the RUI If more than one is active at the same time the priority order is Simulate override highest BACnet and or LUI override Normal The mechanisms are described in the subseque...
Page 79: ...the LUI as described in 4 2 The user will be made aware of the override status as described in 4 1 5 3 5 5 Log files Two types of logs are maintained i e an event log and a trend log An event log is c...
Page 80: ...ff Off Pressure Off N A N A N A N A Depends on config Off Humidity Off N A Off N A N A Off Off Damper Off N A N A N A N A Off Off Refer 4 1 1 2 1 In addition to the controllers above the dampers will...
Page 81: ...ZONE CONTROLLER USER MANUAL RICKARD 2021...
Page 82: ...on 5mA max Table 14 Analog Inputs Type Limits Analog Inputs Jumper selection 1 0 10VDC 5 Analog Inputs Jumper selection 4 0 5VDC 5 Analog Inputs Jumper selection 2 4 20mA DC internal resistor integrat...
Page 83: ...resh Temperature AO Supply HeatingValve DI Supply CondenserTrip DO Supply FanMid AI Fresh Temperature1 AO Supply ElectricHeater DI Supply CondensationPumpAlarm DO Supply FanHigh AI Fresh Humidity AO S...
Page 84: ...Code Mod bus Port Visible Unit m Pa mEq L C RH bit ppm kJ kg Scale args NTC beta Linear m c Enum Options Active High Low Alarm Action Disabled Notify Override Controllers bmsExport NotAvailable ReadO...
Page 85: ...and writing to the BACnet network BACnet Standardized Device Profile Annex L BACnet Operator Workstation B OWS BACnet Building Controller B BC BACnet Advanced Application Controller B AAC BACnet Appli...
Page 86: ...e Analog Output No No Description Present_Value Out_Of_Service Multistate Input No No Description State_Text Out_Of_Service Multistate Output No No Description State_Text Present_Value Out_Of_Service...
Page 87: ...P etc Annex H BACnet Tunneling Router over IP BACnet IP Broadcast Management Device BBMD Does the BBMD support registrations by Foreign Devices Yes No Character Sets Supported Indicating support for m...
Page 88: ...t n setpoint n b Feedback n feedback n 1 output n 1 feedback n 1 Reset rate c Output n error n Gain feedback n For each of the PI loops the following parameters may be configured Output Value when dis...
