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–EOMWC00A07-16_02EN

Operation Manual

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Figure 3, hardware structure

4.3.2

System Architecture

The overall controls architecture uses the following:

•

One Microtech main controller

•

I/O extension modules as needed depending on the configuration of the unit

•

Optional BAS interface as selected

Communication Cards

BACnet/IP

BACnet/

MSTP

MODbus

LON

Remote Operator Interface

MicroTech III Unit Controller

Extension I/O Modules

AWC

Содержание MICROTECH 4

Страница 1: ...WATER COOLED SCREW CHILLER MICROTECH III and MICROTECH 4 REV 02 Date 05 2021 Supersedes D EOMWC00A07 16_01EN CONTROL PANEL OPERATING MANUAL D EOMWC00A07 16_02EN ...

Страница 2: ...NS 17 7 1 CALCULATIONS 17 7 2 UNIT MODEL 17 7 3 UNIT ENABLE 17 7 4 UNIT MODE SELECTION 17 7 5 UNIT CONTROL STATES 18 7 6 UNIT STATUS 19 7 7 ICE MODE START DELAY 19 7 8 EVAPORATOR PUMP CONTROL 19 7 9 CONDENSER PUMP CONTROL 20 7 10 CONDENSATION CONTROL 20 7 11 LEAVING WATER TEMPERATURE LWT RESET 22 7 12 UNIT CAPACITY CONTROL 23 7 13 UNIT CAPACITY OVERRIDES 25 7 14 ENERGY SAVING MODE 26 7 15 DAIKIN O...

Страница 3: ...IRCUIT RAPID STOP ALARMS 47 10 9 CIRCUIT PUMPDOWN STOP ALARMS 57 10 10 CIRCUIT EVENTS 60 11 BASIC CONTROL SYSTEM DIAGNOSTIC 63 12 USING THE CONTROLLER 65 12 2 NAVIGATING 66 13 OPTIONAL REMOTE USER INTERFACE 73 14 EMBEDDED WEB INTERFACE 75 15 CONTROLLER MAINTENANCE 76 16 ICM AND MASTER SLAVE 76 ...

Страница 4: ...er menu item accessible without password Then pressing the MENU key will return to the Menu screen WARNING Electric shock hazard can cause personal injury or equipment damage This equipment must be properly grounded Connections to and service of the MicroTech control panel must be performed only by personnel who are knowledgeable in the operation of this equipment CAUTION Static sensitive componen...

Страница 5: ...the unit is enabled to run not necessarily running on a call for cooling and when the water temperature reaches a point of freeze possibility Two levels of security protection against unauthorized changing of setpoints and other control parameters Warning and fault diagnostics to inform operators of warning and fault conditions in plain language All events and alarms are time and date stamped for ...

Страница 6: ...f the chiller The operator can monitor all critical operating conditions by using the screen located on the main controller In addition to providing all normal operating controls the MicroTech control system will take corrective action if the chiller is operating outside of its normal design conditions If a fault condition develops the controller will shut a compressor or the entire unit down and ...

Страница 7: ...t controller with a number of extension I O modules attached depending on the chiller size and configuration Up to two optional BAS communication modules may be included on request An optional Remote Operator Interface panel may be included connected with up to nine units Unit On Off Switch 1 Compressor On Off Switch 2 Compressor On Off Switch Unit On Off Switch 1 Compressor On Off Switch Heat Pum...

Страница 8: ...ntrols architecture uses the following One Microtech main controller I O extension modules as needed depending on the configuration of the unit Optional BAS interface as selected Communication Cards BACnet IP BACnet MSTP MODbus LON Remote Operator Interface MicroTech III Unit Controller Extension I O Modules AWC ...

Страница 9: ...9 77 Operation Manual D EOMWC00A07 16_02EN Figure 4 System Architecture ...

Страница 10: ...Marine version Communication modules The new Microtech 4 has the possibility to offer Modbus RTU and Bacnet MSTP or IP communications integrated in the controller To activate this feature a specific procedure is used to activate them This procedure will ask for an activation key to be entered as a setpoint This will be done in the factory as part of the unit manufacturing or in the field by asking...

Страница 11: ...ed via the Chiller Enable set point the unit status will be Off Keypad Disable If the chiller is enabled then the unit will be in the Auto state and the evaporator water pump output will be activated After establishing flow the chiller will wait some time to allow the chilled water loop to recirculate for an accurate reading of the leaving water temperature The unit status during this time is Auto...

Страница 12: ...tart next circuit Yes The second circuit will go through its start sequence at this point Note that a third circuit can be started if available The two preceding conditions must again be satisfied after starting the second circuit before starting the third circuit Load unload as needed to satisfy load Can less circuits handle the load No As the load drops off the circuits will unload accordingly I...

Страница 13: ...start Yes No The circuit must be enabled before it can run It may be disabled for several reasons When the circuit switch is off the status will be Off Circuit Switch If the BAS has disabled the circuit the status will be Off BAS Disable If the circuit has an active stop alarm then the status will be Off Cir Alarm If the circuit has been disabled via the circuit mode set point the status will be O...

Страница 14: ...I1 Unit PVM Fault No Fault DI2 Evaporator Flow Switch No Flow Flow DI3 Double Set Point Mode Switch Cool mode Ice mode DI4 External Alarm Remote off Remote on DI5 Unit Switch Unit off Unit on DI6 Emergency Stop Unit off rapid stop Unit on X2 Current Limit Enable Disabled Enabled X3 Condenser Flow Switch No Flow Flow 6 1 4 Digital Outputs Description Output OFF Output ON DO1 Evaporator Water Pump 1...

Страница 15: ... 2 Circuit On Liquid Injection On DO5 Load 1 Circuit Load 1 Circuit Off Load 1 Circuit On DO6 Unload 1 Circuit Unload 1 Circuit Off Unload 1 Circuit On X5 Turbo Slide Turbo Slide Off Turbo Slide On 6 3 I O EXV Circuit 1 to 3 6 3 1 Analog Inputs Description Signal Source Expected Range X1 Evaporator Leaving Water Temp NTC Thermister 10K 25 C 50 C 120 C X2 Suction Temperature NTC Thermister 10K 25 C...

Страница 16: ...Off Fan On 6 6 Extension I O Unit Heat Pump Old Version 6 6 1 Digital Inputs Description Signal Off Signal On DI1 Cool Heat Switch Cooling Mode Heating Mode DI2 Leak Detector No Leak detected Leak detected 6 7 Extension I O Unit Heat Pump New Version 6 7 1 Digital Outputs Description Output Off Output On DO1 Power Request Marine option DO2 DO3 DO4 6 7 2 Analog Inputs Description Signal Source Expe...

Страница 17: ...ement that the BAS request must be on Unit is enabled according to the following table NOTE An x indicates that the value is ignored Unit Switch Control Source Set Point Remote Switch Input Unit Enable Set Point BAS Request Unit Enable Off x x x x Off x x x Off x Off x x Off x x Off On Local On On x On x Network x x Off Off On Network On On On On All of the methods for disabling the chiller discus...

Страница 18: ...Ice w Glycol Heat Ice Network x x Heat Cool Ice w Glycol Heat Heat x x x Test Test 7 4 1 Glycol Configuration If the Available Modes Set Point is set to an option w Glycol then glycol operation is enabled for the unit Glycol operation must be disabled only when the Available Modes Set Point is set to Cool 7 5 Unit Control States The unit will always be in one of three states Off Unit is not enable...

Страница 19: ... Config Changed Reboot Unit State Off and Unit Enable Set Point Disable 19 Off Set Mfg Location Unit State Off and Unit Enable Set Point Disable 7 7 Ice Mode Start Delay An adjustable start to start ice delay timer will limit the frequency with which the chiller may start in Ice mode The timer starts when the first compressor starts while the unit is in ice mode While this timer is active the chil...

Страница 20: ...rimary at this time 7 9 Condenser Pump Control There are three condenser pump control states for control of the condenser pump Off Start Pump is on water loop is being recirculated Run Pump is on water loop has been recirculated The control state is Off when any of the following are true Unit state is Off LWT is higher of Evap Freeze set point or LWT sensor fault is active EWT is higher of Evap Fr...

Страница 21: ...ollowing are true The unit state is auto EWT Cond In or LWT Cond Out is equal or higher than Tower fan Set point If the Condensation Control Value Set Point is set to Cond In or Cond Out options and Cond Aout type Set Point is set to Vfd or Byp Valve options a 0 10V signal is also enabled for the unit to regulate a modulating condensation device by mean of a PID controller According to Vfd Byp Val...

Страница 22: ... w Glycol BAS Ice Set Point Local OFF ON X HEAT Heat Set Point 1 Local ON ON X HEAT Heat Set Point 2 Network X x HEAT HEAT BAS Heat Set Point 7 11 2 Leaving Water Temperature LWT Reset The base LWT target may be reset if the unit is in Cool or Heat mode and it is configured for a reset The type of reset to be used is determined by the LWT Reset Type set point When the active reset increases the Ac...

Страница 23: ...age Up Delta T set point When multiple compressors are running one will shut down if evaporator LWT is lower than the target minus the Stage Down Delta T set point The last compressor running will shut down when the evaporator LWT is lower than the target minus the Shut Down Delta T set point 7 12 2 Compressor Staging in Heat Mode The first compressor on the unit is started when condenser LWT is l...

Страница 24: ...ay 7 12 4 Staging Sequence This section defines which compressor is the next one to start or stop In general compressors with fewer starts will normally start first and compressors with more run hours will normally stop first Compressor staging sequence can also be determined by an operator defined sequence via setpoints Next To Start The next compressor to start must meet the following requiremen...

Страница 25: ...ity increase is not allowed within this deadband If unit capacity is above the deadband capacity is decreased until it is back within the deadband For 2 circuit units the deadband is 7 For 3 circuit units the deadband is 5 For 4 circuit units the deadband is 4 7 13 1 Soft Load Soft Loading is a configurable function used to ramp up the unit capacity over a given time The set points that control th...

Страница 26: ...t greater than 75 load when the LWT exceeds the limit This feature is to keep the circuit running within the capacity of the condenser coil A dead band placed below the limit set point will be used to increase function stability If the actual capacity is in the band unit loading will be inhibited 7 14 Energy Saving Mode Some unit types provide the possibility to enable an energy saving function th...

Страница 27: ...following equation Discharge superheat Discharge Temperature Condenser Saturated Temperature 8 1 5 Oil Differential Pressure Oil Differential Pressure is calculated for each circuit with this equation Oil Differential Pressure Condenser Pressure Oil Pressure 8 1 6 Maximum Saturated Condenser Temperature The maximum saturated condenser temperature calculation is modeled after the compressor operati...

Страница 28: ... does not rise above the unload set point and the circuit has been running longer than the Startup Time set point then the circuit is turned off and an alarm triggered If the evaporator pressure drops below the absolute low pressure limit then the circuit is turned off and the same alarm triggered Stopping Normal Shutdown A normal shutdown requires the circuit to pumpdown before the compressor is ...

Страница 29: ... set points These cycle timers are enforced even through cycling of power to the chiller These timers may be cleared via a setting on the controller Compressor Run Timer When a compressor starts a timer will start and run as long as the compressor runs This timer is used in the alarm log Compressor Capacity Control After starting the compressor will be unloaded to the minimum physical capacity and...

Страница 30: ...ing slide is moved by pulsing of the load and unload solenoids to achieve the required capacity An additional solenoid is controlled to assist in moving the modulating slide in certain conditions This solenoid is activated when the pressure ratio condenser pressure divided by evaporator pressure is less than or equal to 1 2 for at least 5 seconds It is deactivated when pressure ratio is more than ...

Страница 31: ...til the High Condenser Pressure Hold event has cleared See the Circuit Events section for details on triggering reset and unloading action 8 5 Pressure condensation control If the Condensation Control Value Set Point is set to Press option then Fan steps 1 4 control is enabled for each enabled circuit According to Fan steps set point and differential default values listed in the Circuit Set Points...

Страница 32: ...arts The preopen position is defined by a set point The time allowed for this preopen operation is at least enough time for the EXV to open to the preopen position based on the programmed movement rate of the EXV Startup Operation When the compressor starts if no liquid line solenoid valve is installed the EXV will start to open to an initial position that allows a safe start up The value of LWT w...

Страница 33: ...rather than changing all at once This transition prevents the circuit from becoming unstable and resulting in a shutdown due to alarm trip 8 7 Liquid Injection Liquid injection is activated when the circuit is in a run state and the discharge temperature rises above the Liquid Injection Activation set point Liquid injection is turned off when the discharge temperature decreases below the activatio...

Страница 34: ... he needs to contact the Daikin Personnel and asks for a new password As soon as the new password is communicated the follow steps allow the customer to change the Option Set by himself 1 Wait for the circuits are both OFF then from the Main Page 9 1 1 Go to Main Menu Commission Unit Software Options 2 Select the Options to Activate 3 Insert the Password 4 Wait for the States of the selected optio...

Страница 35: ...ecific Status Description 553489691893 Activate the Option Set for 3 Months 411486702597 Activate the Option Set for 1 Month 084430952438 Activate the Option Set for 1 Month Mode Permanent A permanent Password is inserted Option set can be used for unlimited time Temporary A temporary Password is inserted Option set can be used depending on the password inserted Timer Last duration of the Option S...

Страница 36: ...mpressor load number of fans on and compressor run time are also stored 10 2 Signaling Alarms The following actions will signal that an alarm has occurred 1 The unit or a circuit will execute a rapid or pumpdown shutoff 2 An alarm bell icon will be displayed in the upper right hand corner of all controller screens including the optional remote user interface panel s screens 3 An optional field sup...

Страница 37: ...l on each phases not only with chiller not running but mainly with chiller running from minimum capacity up to full load capacity That s because voltage drop can occur from a certain unit cooling capacity level or because of certain working condition i e high values of OAT In these cases the issue can be related with the sizing of power cables There is a short circuit on the unit Check for correct...

Страница 38: ...Auto 10 4 4 Evaporator Water Freeze Protect This alarm is generated to indicate that the water temperature entering or leaving has dropped below a safety limit Control tries to protect the heat exchanger starting the pump and letting the water circulate Symptom Cause Solution Unit status is Off Water flow too low Increase the water flow All circuits are stopped immediately Bell icon is moving on c...

Страница 39: ...the water temperatures with a proper instrument and adjust the offsets Wrong freeze limit setpoint The freeze limit has not been changed as a function of glycol percentage Reset Notes Local HMI Network Auto It s required to check if the condenser has any damage due to this alarm 10 4 6 Evaporator Water Temperatures Inverted This alarm is generated any time the entering water temperature is lower t...

Страница 40: ...tring in the alarm log UnitOffExternalAlarm String in the alarm snapshot UnitOffExternalAlarm There is an external event that has caused the opening for at least 5 seconds of the port on the controller board Check causes of the external event or alarm Check electrical wiring from unit controller to the external equipment in case of any external events or alarms have been occurred Reset Notes Local...

Страница 41: ...s These alarms will not stop the unit immediately but with a normal shutdown procedure 10 5 1 Evaporator Entering Water Temperature Sensor Fault This alarm is generated any time the input resistance is out of an acceptable range Symptom Cause Solution Unit status is Off All circuits are stopped with a normal shutdown procedure Bell icon is moving on controller s display String in the alarm list Un...

Страница 42: ...tring in the alarm log UnitOffEvpWTempInvrtd String in the alarm snapshot UnitOffEvpWTempInvrtd Entering and leaving water temperature sensors are inverted Check cabling of the sensors on the unit controller Check offset of the two sensors with the water pump running Entering and leaving water pipes are reversed Check if the water flows in counter flow respect to refrigerant Water pump operate rev...

Страница 43: ...g diagram Module is broken Check if LED are on and both green If BSP LED is solid red replace the module Check if power supply is ok but LEDs are both off In this case replace the module Reset Notes 10 6 Unit Events 10 6 1 Password Over Time This event indicates that one of the temporary passwords is going to expire in one day To solve this it is possible to activate another temporary password Sym...

Страница 44: ...tOffEvpEntWTempSen String in the alarm snapshot UnitOffEvpEntWTempSen Sensor is broken Check for sensor integrity according table and allowed kOhm k range Check correct sensors operation Sensor is shorted Check if sensor is shorted with a resistance measurement Sensor is not properly connected open Check for absence of water or humidity on electrical contacts Check for correct plug in of the elect...

Страница 45: ... is into allowed range Reset Notes Local HMI Network Auto Automatically clears when the signal returns in the allowed range 10 6 6 Bad Demand Limit Input This alarm is generated when the Demand Limit option has been enabled and the input to the controller is out of the admitted range Symptom Cause Solution Unit status is Run Bell icon is moving on controller s display Demand Limit function cannot ...

Страница 46: ...mA or more than 21mA Check for values of input signal to the unit controller It has to be in the allowed mA range Check for electrical shielding of wirings Check for right value of the unit s controller output in case input signal is into allowed range Reset Notes Local HMI Network Auto Automatically clears when the signal returns in the allowed range 10 7 Circuit Alarms All circuit stop alarms re...

Страница 47: ...plication Check the evaporator approach and the corresponding water temperature to evaluate the low pressure hold limit High Evaporator Approach Clean the evaporator Check the quality of the fluid that flows into heat exchanger Check the glycol percentage and type ethylenic or propylenic Water flow into water heat exchanger is too low Increase the water flow Check that evaporator water pump is ope...

Страница 48: ... stopped Bell icon is moving on controller s display String in the alarm list Cx OffStartFailEvpPrLo String in the alarm log Cx OffStartFailEvpPrLo String in the alarm snapshot Cx OffStartFailEvpPrLo Ambient temperature is too low Condenserless units or evaporator water temperature is too low W C units Check the operating envelope for this machine Circuit refrigerant charge is too low Check refrig...

Страница 49: ...e the required water flow Dirty or partially blocked condenser coil Condenserless units Remove any obstacle Clean the condenser coil using soft brush and blower Dirty condenser heat exchanger Clean the condenser heat exchanger Inlet air temperature of the condenser is too high Condenserless units The air temperature measured at the inlet of the condenser may not exceed the limit indicated in the o...

Страница 50: ...he required water flow Dirty or partially blocked condenser coil Condenserless units Remove any obstacle Clean the condenser coil using soft brush and blower Dirty condenser heat exchanger Clean the condenser heat exchanger Inlet air temperature of the condenser is too high Condenserless units The air temperature measured at the inlet of the condenser may not exceed the limit indicated in the oper...

Страница 51: ...s properly Check if the digital output operates correctly Liquid injection orifice is small Check if when the liquid injection solenoid is activated the temperature can be controlled between the limits Check that the liquid injection line is not obstructed by observing the discharge temperature when it is activated Discharge temperature sensor could not operate properly Check for proper operation ...

Страница 52: ...et Notes Local HMI Network Auto 10 8 8 High Motor Temperature This alarm indicates that the motor temperature has exceeded the maximum temperature limit for safe operations Symptom Cause Solution Circuit status is Off The compressor does not load anymore or even unload circuit is stopped Bell icon is moving on controller s display String in the alarm list CxCmp1 OffMotorTempHi String in the alarm ...

Страница 53: ...f rotation Refrigerant circuit is empty of refrigerant Check circuit pressure and presence of refrigerant Not proper operation of evaporating or condensing pressure transducers Check proper operation of evaporating or condensing pressure transducers Reset Notes Local HMI Network Auto 10 8 10 No Pressure At Startup This alarm is used to indicate a condition where the pressure at the evaporator or a...

Страница 54: ...e Check if power supply is ok but LEDs are both off In this case replace the module Reset Notes Local HMI Network Auto 10 8 12 FC Comm Failure Circuit 2 or 3 This alarm is generated in case of communication problems with the Fan module Symptom Cause Solution Circuit status is Off All circuits are stopped immediately Bell icon is moving on controller s display String in the alarm list Cx OffFnCtlrC...

Страница 55: ...e replace the module Reset Notes Local HMI Network Auto 10 8 14 Evaporator Pressure Sensor Fault This alarm indicates that the evaporating pressure transducer is not operating properly Symptom Cause Solution Circuit status is Off The circuit is stopped Bell icon is moving on controller s display String in the alarm list CxCmp1 EvapPressSen String in the alarm log CxCmp1 EvapPressSen String in the ...

Страница 56: ...nsor electrical contacts Check for correct plug in of the electrical connectors Check for correct sensors wiring also according electrical scheme Reset Notes Local HMI Network Auto 10 8 16 Motor Temperature Sensor Fault This alarm is generated to indicate that the sensor is not reading properly Symptom Cause Solution Circuit status is Off The circuit is switched off with the normal shutdown proced...

Страница 57: ... a proper operation Reset Notes Local HMI Network Auto 10 9 Circuit Pumpdown Stop Alarms 10 9 1 Low Discharge Superheat Fault This alarm indicates that the unit has worked for too long with low discharge super heat Symptom Cause Solution Circuit status is Off The circuit is switched off with the shutdown procedure Bell icon is moving on controller s display String in the alarm list CxCmp1 OffDishS...

Страница 58: ...he gate rotors screw rotor for possible damages Check if the cooling tower or three way valves are operating correctly and properly set Reset Notes Local HMI Network Auto 10 9 3 Oil Pressure Sensor Fault This alarm is generated to indicate that the sensor is not reading properly Symptom Cause Solution Circuit status is Off The circuit is switched off with the normal shutdown procedure Bell icon is...

Страница 59: ...al connectors Check for correct sensors wiring also according with electrical scheme Reset Notes Local HMI Network Auto 10 9 5 Discharge Temperature Sensor Fault This alarm is generated to indicate that the sensor is not reading properly Symptom Cause Solution Circuit status is Off The circuit is switched off with the normal shutdown procedure Bell icon is moving on controller s display String in ...

Страница 60: ...cooling to see if the charge is correct Protection limit not set to fit customer application Check the evaporator approach and the corresponding water temperature to evaluate the low pressure hold limit High Evaporator Approach Clean the evaporator Check the quality of the fluid that flows into heat exchanger Check the glycol percentage and type ethilenic or propilenic Water flow into water heat e...

Страница 61: ...units The air temperature measured at the inlet of the condenser may not exceed the limit indicated in the operational range working envelope of the chiller Check the location where the unit is installed and check that there are no any short circuit of the hot air blown from the fans of the same unit or even from fans of next chillers Check IOM for proper installation Entering water temperature at...

Страница 62: ...of the exv to the driver If the C and O LED blink alternatively the driver sees the motor as disconnected Check if any debris can hold the valve from moving Dismount the motor and check for scratches on the shutter Measure the winding resistance and compare with the exv datasheet 10 10 4 Power Loss While Running This event indicates a power loss while the compressor was running Symptom Cause Solut...

Страница 63: ...olid Green BSP running Solid Red Hardware Error Flashing Red BSP Error Solid Green Communication running I O working Solid Yellow Communication running parameter missing Solid Red Communication down Contact Service Extension Module EXV Driver Open LED Close LED Status Off Off Valve not moving On Off Valve full open not applicable Off On Valve full closed Off Flashing Valve closing or going to refe...

Страница 64: ...nication Solid Yellow Startup Solid Red BACnet Server down Automatically a restart after 3 seconds are initiated Bacnet IP BuS LED Mode Solid Green Ready for Communication The BACnet Server is started It doesn t indicate a active communication Solid Yellow Startup The LED stays yellow until the module receives a IP Address therefore a link must be established Solid Red BACnet Server down Automatic...

Страница 65: ...ne includes an up arrow to indicate there are lines parameters above the currently displayed line and or a down arrow to indicate there are lines parameters below the currently displayed items or an up down arrow to indicate there are lines above and below the currently displayed line The selected line is highlighted Each line on a page can contain status only information or include changeable dat...

Страница 66: ...he wheel Repeat for the remaining three numbers The password will time out after 10 minutes and is cancelled if a new password is entered or the control powers down Other basic information and links are shown on the Main Menu page for ease of usage and includes Active setpoint Evaporator Leaving Water Temperature etc The About Chiller link connect to a page where is possible to see the software ve...

Страница 67: ...button is repeated pressed the display continues to revert one page back along the current navigation path until the main menu is reached When the Menu Home Button is pressed the display reverts to the main page When the Alarm Button is depressed the Alarm Lists menu is displayed 12 2 3 Edit Mode The Editing Mode is entered by pressing the navigation wheel while the cursor is pointing to a line co...

Страница 68: ...again has an arrow and is a link to a further menu Press the wheel and jump to the Temperatures menu which contains six lines of temperatures set points Scroll down to Cool LWT 1 and press the wheel to jump to the item change page Rotate the wheel to adjust the set point to the desired value When this is done press the wheel again to confirm the new value With the Back button it will be possible t...

Страница 69: ...etwork Limit Value R Demand Limit Value R View Set Circuit Unit Mode R Control Source R W Current Limit Setpoint R W Status Settings Compressor Time Until Restart Scheduled Maintenance Alarms Time Until Restart Compressor 1 Cycle Time Remaining R About This Chiller Compressor 2 Cycle Time Remaining R Compressor 3 Cycle Time Remaining R Compressor 4 Cycle Time Remaining R Alarms Alarm Active Alarm ...

Страница 70: ...ng Water Temp R Alarm Active Evap Entering Water Temp R Alarm Log Evaporator Delta T R Active Set Point R Scheduled Maintenance Outside Air Temperature R Next Maintenance Month Year R W Cool LWT Setpoint 1 R W Service Support Reference R Cool LWT Setpoint 2 R W Ice LWT Setpoint R W About This Chiller Condenser Model Number R Cond LWT Cond EWT Cond Target VFD Speed Valve Opening Tower Setpt 1 Tower...

Страница 71: ...me Remaining R Name R W Compressor 3 Cycle Time Remaining R Dev Instance R W Compressor 4 Cycle Time Remaining R UDP Port R W DHCP R W Alarms Actual IP Address R Alarm Active Actual Mask R Alarm Log Actual Gateway R Given IP Address R W Scheduled Maintenance Given Mask R W Next Maintenance Month Year R W Given Gateway R W Service Support Reference R Unit Support R W NC Dev 1 R W NC Dev 2 R W About...

Страница 72: ... W Compressor Status Settings view set circuit Status Circuit 1 Time Until Restart Circuit Status R Compressor 1 Cycle Time Remaining R Circuit Mode R W Compressor 2 Cycle Time Remaining R Circuit Capacity R Compressor 3 Cycle Time Remaining R Compressor 4 Cycle Time Remaining R Status Circuit 2 Status Circuit 3 Alarms Status Cricuit 4 Alarm Active Alarm Log Compressor view set circuit Compressor ...

Страница 73: ... be ordered anytime after chiller shipment and mounted and wired on the job as explained on the following page The remote panel is powered from the unit and no additional power supply is required All viewing and setpoint adjustments available on the unit controller are available on the remote panel Navigation is identical to the unit controller as described in this manual The initial screen when t...

Страница 74: ...D EOMWC00A07 16_02EN Operation Manual 74 77 ...

Страница 75: ...ser name and a password Enter the following credential to get access to the web interface User Name ADMIN Password SBTAdmin The Main Menu page will be displayed The page is a copy of the onboard HMI and follows the same rules in terms of access levels and structure In addition it allows to trend log a maximum of 5 different quantities It s required to click on the value of the quantity to monitor ...

Страница 76: ...over The new battery shall be placed in the proper battery holder which is highlighted in the following picture respecting the polarities indicated into the holder itself 16 ICM AND MASTER SLAVE The unit controller also contains system control functionalities named Master Slave offered for free and iCM payable option Master Slave is a basic system controlller that can control up to 4 units in the ...

Страница 77: ...ent and the products and services presented therein Specification are subject to change without prior notice Refer to the data communicated at the time of the order Daikin Applied Europe S p A explicitly rejects any liability for any direct or indirect damage in the broadest sense arising from or related to the use and or interpretation of this publication All content is copyrighted by Daikin Appl...

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