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AQUACIAT

POWER

In order to ensure the optimal operation of the equipment as 

well as the optimization of all the available functionalities, it is 

recommended to activate a Maintenance Contract with your 

local Service Agency.

The contract will ensure your equipment is regularly inspected 

by specialists so that any malfunction is detected and corrected 

quickly and no serious damage can occur to your equipment.

Your local Service Agency provides a wide range of service 

contracts which embrace the assistance of highly qualified 

HVAC engineering professionals ready to help if needed. The 

Maintenance contracts represent not only the best way to 

ensure the maximum operating life of your equipment, but also, 

through the expertise of qualified personnel, the optimal tool to 

manage your system in a cost-effective manner. 

To find the best type of contract that will meet all of your 

expectations, please contact your local Manufacturer 

representatives.

10 - MAINTENANCE

Содержание AQUACIAT POWER LD 602R-3500R

Страница 1: ...Instruction manual 01 2021 10555 CONNECT TOUCH AQUACIAT POWER I LD 602R 3500R ...

Страница 2: ...nalyse history trends 20 6 WEB CONNECTION 21 6 1 Web interface 21 6 2 Technical documentation 21 7 CONNECT TOUCH CONTROL MENU STRUCTURE 22 7 1 Main menu 22 7 2 Configuration menu CONFIG 30 7 3 Network Parameters menu 34 7 4 System Menu 36 7 5 Alarm Menu 38 8 STANDARD CONTROL OPERATIONS AND OPTIONS 39 8 1 Unit Start Stop control 39 8 2 Heating Cooling control 39 8 3 Supplementary heating 40 8 4 Wat...

Страница 3: ...ons prior to proceeding with any work Pay attention to all safety warnings The information provided herein is solely for the purpose of allowing customers to operate and service the equipment and it is not to be reproduced modified or used for any other purpose without the prior consent of the Manufacturer Acronyms Abbreviations In this manual the refrigeration circuits are called circuit A and ci...

Страница 4: ...ice engineers should be allowed to install and service the equipment 1 2 Safety precautions Only personnel qualified in accordance with IEC International Electrotechnical Commission recommendations may be permitted access to electrical components It is particularly recommended that all sources of electricity to the unit should be shut off before any work is begun Shut off the main power supply at ...

Страница 5: ...the fans in order to maintain the correct refrigerant pressure in each circuit and monitors safety devices that protect the unit against failure and guarantee its optimal functioning 2 3 Operating modes The control may operate in three independent modes Local mode The unit is controlled by commands from the user interface Remote mode The unit is controlled by dry contacts Network mode The unit is ...

Страница 6: ...Cooling only Chillers Reversible Heat Pumps BMS connection 4 3 touch screen Web connectivity E mail transmission Occupied Unoccupied mode management Trending Master Slave control Diagnostics Cooling control Free cooling dry cooler mgmt Heating control Boiler heating control Electric heating control Partial heat recovery desuperheater Defrost mechanism Free defrost control Brine fluid Refrigerant l...

Страница 7: ...w pressure water pressure are used to measure various pressures in each circuit These transducers deliver 0 to 5 VDC They are connected to SIOB boards circuit A and circuit B Discharge pressure transducers high pressure type These transducers measure the discharge pressure in each circuit They are used to control condensing pressure or high pressure load shedding Discharge pressure sensors are mou...

Страница 8: ...d setpoint switch SIOB circuit A DI 02 J1 Used to switch between setpoints Demand limit switch 1 SIOB circuit A DI 03 J1 Used to control demand limit Alarm relay SIOB circuit A DO 05 J23 Indicates alarms Running relay SIOB circuit A DO 06 J22 Indicates if the unit is ready to start or operating Desuperheater demand SIOB circuit B DI 04 J1 Heat recovery is allowed Lock switch SIOB circuit B DI 02 J...

Страница 9: ... It is active only when the control is in Remote mode Cooling Heating Stp1 Stp2 Auto Stp1 Stp2 Auto Setpoint selection contact open closed open closed 4 7 3 Volt free demand limit selection contact Up to two dry contacts can be used to limit unit capacity Note that the second contact is available only for units with the energy management module Capacity limitation with two contacts is as follows 1...

Страница 10: ...erly terminated and connected as short as possible at ONLY ONE END to the chassis ground 4 3 inch controllers 4 8 1 RS485 wiring 4 3 inch controller The following diagrams illustrate possible RS485 wiring schemes for 4 3 inch controllers The first wiring scheme is the best option RECOMMENDED but the second or the third wiring can also be used 4 8 2 RS485 Daisy chain configuration The following ill...

Страница 11: ...s LEN Proprietary Protocol Modbus It is possible to enable and disable end of line resistors via the System menu see section 7 4 One Ethernet ports allow for TCP IP communication BACnet Modbus etc or BMS Building Management System connection Features of CONNECT TOUCH user interface 4 3 colour touch screen with quick display of alarms current unit operating status etc Resistive touch screen technol...

Страница 12: ...tus Modes Msc Status Configuration Menu Setpoint Configuration Trendings Energy Monitoring General Parameters Pressures Temperatures Inputs Pump Status Outputs Main Menu Home Main Menu System Menu Login Menu Unit Start Stop Unit Mode Alarm Menu Alarm Menu Software Options Configuration Menu Control Identification Network Menu Date Time Configuration Add Options Holiday Menu Schedule Menu Backup Co...

Страница 13: ... Alarms Current Alarms Alarm History Major Alarm History Software Info Hardware Info CPU Load Network EOL Resistor Date Time Configuration Brightness Language Unit System System Menu Home Main Menu System Menu Login Menu Unit Start Stop Unit Mode Alarm Menu Alarm Menu ...

Страница 14: ...or Alert no action taken on the unit Steady icon Alarm s active on the unit OTHER SCREENS Login screen Parameters screen s Login Confirm advanced access login Save changes Logout Reset the user level access and go to the splash screen Cancel your modifications Force screen override Navigation buttons Set force Override the current command if possible Displayed when the menu includes more than one ...

Страница 15: ...ed to start if the period is occupied Network Network The unit is controlled by network commands and allowed to start if the period is occupied Remote Remote The unit is controlled by external commands and allowed to start if the period is occupied Master Master The unit operates as the master in the master slave assembly and allowed to start if the period is occupied Master button is displayed if...

Страница 16: ...e the time of occupancy 6 When the time schedule is set the selected period will be presented in the form of the green band on the timeline 7 Press the Save button to save your changes or the Cancel button to exit the screen without making modifications Selection of days for the time schedule Start end of the schedule Save Cancel Previous time period Next time period IMPORTANT Only logged in users...

Страница 17: ...ton to exit the screen without making modifications NOTE You may also leave the screen by pressing the Back button Security access settings User level security ensures that only authorised users are allowed to modify critical unit parameters Only logged in users are allowed to access the Configuration menu It is strongly recommended to change the default password of the user interface to exclude t...

Страница 18: ...ed by pressing the icon corresponding to the desired category To go back to the Synoptic screen press the Home button General unit parameters The General parameters screen provides access to a set of general unit parameters To access the General parameters screen go to the Main menu and select General Parameters GENUNIT Press the Up Down buttons to navigate between the screens Forceable point In t...

Страница 19: ...e all the necessary changes Press the Up Down buttons to navigate between the screens Once all the necessary modifications have been made press the Save button to save your changes or the Cancel button to exit the screen without making modifications 5 9 Override system configuration In some cases it is possible to override system configuration The override screen provides the option to issue the c...

Страница 20: ... the Save button in the lower left part of the screen IMPORTANT Please make sure that dates are not out of range not existing dates otherwise an error message may be displayed Press or to navigate across the timeline or press or to go to the beginning or the end of the selected period Press the Zoom in button to magnify the view or the Zoom out button to expand the viewed area Press the Refresh bu...

Страница 21: ...it parameters or unit configuration can be performed via the web browser interface Make sure that your network is protected from malicious attacks and any other security threats Do not provide open access without proper network security safeguards CIAT does not hold any responsibility or liability for damage caused by security breach 6 2 Technical documentation When using the CONNECT TOUCH control...

Страница 22: ...CFC_STA Msc Status Miscellaneous parameters status MSC_STAT Trendings Trendings TRENDING Setpoint Configuration Setpoints configuration SETPOINT Configuration Menu Configuration menu see section 7 2 CONFIG Energy Monitoring Energy Monitoring ENERGY Software Options Software Options OPT_STA Depends on the selected language French by default The Trendings menu is displayed in form of a graph hence i...

Страница 23: ...imit Val Active demand limit value When the unit is in Network mode the minimum value will be used compared to the status of the external limit switch contact and the demand limit switch setpoint LAG_LIM 0 to 100 0 Lag Capacity Limit Value Lag capacity limit value Value that is forced by the master chiller master slave assembly Depends on the selected language French by default Temperatures Menu T...

Страница 24: ...e Compressor A1 failure cp_a2_f open close open Compressor A2 failure Compressor A2 failure cp_a3_f open close open Compressor A3 failure Compressor A3 failure cp_a4_f open close open Compressor A4 failure Compressor A4 failure HP_SW_A open close open High Pressure Switch A High pressure switch circuit A cp_b1_f open close open Compressor B1 failure Compressor B1 failure cp_b2_f open close open Co...

Страница 25: ...ng BOILER off on off Boiler Output Boiler output EHS1 off on off Electrical Heat Stage 1 Electrical heat stage 1 EHS2 off on off Electrical Heat Stage 2 Electrical heat stage 2 EHS3 off on off Electrical Heat Stage 3 Electrical heat stage 3 EHS4 off on off Electrical Heat Stage 4 Electrical heat stage 4 DSH_PUMP off on off Desuperheater Pump Desuperheater pump Depends on the selected language Fren...

Страница 26: ...fanb1 hour Fan B1 Hours Operating hours fan B1 hr_fanb2 hour Fan B2 Hours Operating hours fan B2 hr_fanb3 hour Fan B3 Hours Operating hours fan B3 hr_fanb4 hour Fan B4 Hours Operating hours fan B4 hr_fanb5 hour Fan B5 Hours Operating hours fan B5 hr_fanb6 hour Fan B6 Hours Operating hours fan B6 hr_fanb7 hour Fan B7 Hours Operating hours fan B7 hr_fanb8 hour Fan B8 Hours Operating hours fan B8 hr_...

Страница 27: ...d pid_out 0 to 100 PID Output Status of PID output FC_HOUR 0 to 999999 hour DCFC Operating Hours Dry Cooler Free Cooling Operating hours FC_FAN1S 0 to 999999 DCFC Fan Stage 1 Start DCFC Fan stage 1 Number of starts FC_FAN1H 0 to 999999 hour DCFC Fan Stage 1 Hours DCFC Fan stage 1 Operating hours FC_FAN2S 0 to 999999 DCFC Fan Stage 2 Start DCFC Fan stage 2 Number of starts FC_FAN2H 0 to 999999 hour...

Страница 28: ...stp 35 to 50 95 0 to 122 0 50 122 C F Heat Reclaim Setpoint Heat reclaim setpoint hr_deadb 2 8 to 15 5 to 27 5 9 C F Heat Reclaim Deadband Heat reclaim deadband min_sct 23 9 to 50 75 to 122 40 104 C F Desuperheat Min SCT Desuperheater minimum saturated condensing temperature Depends on the selected language French by default Trendings TRENDING Name Status Unit Displayed text Description GENUNIT_CA...

Страница 29: ... hEnergIn kWh Electrical Energy Input Electrical Energy Input energCop Integrated COP Integrated COP reset_en no yes Reset of Energy Counter Parameter set to yes allows to reset the energies displayed in this table reset_da Last Reset Date Last Reset Date reset_ti Last Reset Time Last Reset Time Depends on the selected language French by default The information in this table based on estimates is ...

Страница 30: ... menu SCHEDULE Holiday Menu Holiday menu HOLIDAY Date Time Configuration Date time configuration DATETIME Network Parameters Network parameters see section 7 3 NETWORKS Control Identification Control identification CTRL_ID Add Options Add Options ADD_OPT Depends on the selected language French by default CAUTION Since specific units may not include additional features some tables may contain param...

Страница 31: ...to 100 100 Night Capacity Limit Night capacity limit ice_cnfg no yes no Ice Mode Enable Ice mode enabled Energy Management Module both_sel no yes no Both Command Sel HSM Both command selection HSM auto_sel no yes no Auto Changeover Select Automatic changeover selection Depends on the selected language French by default Pump Configuration Menu PUMPCONF Name Status Default Unit Displayed text Descri...

Страница 32: ...reset value oat_hrfu 10 to 51 7 14 to 125 10 0 14 0 C F OAT Full Reset Value OAT max reset value dt_hr_no 0 to 13 9 0 to 25 0 0 C F Delta T No Reset Value Delta T no reset value dt_hr_fu 0 to 13 9 0 to 25 0 0 C F Delta T Full Reset Value Delta T max reset value I_hr_no 0 to 20 0 mA Current No Reset Value Current no reset value I_hr_fu 0 to 20 0 mA Current Full Reset Value Current max reset value s...

Страница 33: ...menu see also section 7 2 no yes Tomorrow is a Holiday Information about the upcoming holiday period read only Please note that holidays are set in the Holiday menu see also section 7 2 Depends on the selected language French by default Control Identification Menu CTRL_ID Status Default Displayed text Description 0 239 1 Element Number Element number 0 239 0 Bus Number Bus number 9600 19200 38400 ...

Страница 34: ...tpP2 0 to 255 0 SMTP IP Addr Part 2 SMTP IP address part 2 smtpP3 0 to 255 0 SMTP IP Addr Part 3 SMTP IP address part 3 smtpP4 0 to 255 0 SMTP IP Addr Part 4 SMTP IP address part 4 accP1 Account Email Part1 Account e mail identifier part accP2 Account Email Part2 Account e mail domain part accPass Account Password Account password portNbr 0 to 255 25 Port Number Port number srvTim 0 to 255 30 sec ...

Страница 35: ... mode 1 IR HR in 32 bit mode 1 IR HR in 32 bit mode conifnam 0 to 1 0 IP port interface name IP port interface name 0 J5 J15 0 J5 J15 1 J16 1 J16 timeout 60 to 600 120 sec Com timeout s Com timeout s idle 0 to 30 10 sec Keepalive idle delay s Keepalive idle delay s intrvl 0 to 2 1 sec Keepalive interval s Keepalive interval s probes 0 to 10 10 Keepalive probes nb Keepalive probes number Depends on...

Страница 36: ...disable End of Line Res J6 LEN End of line resistor J6 LEN bus disable enable disable End of Line Res J7 End of line resistor J7 disable enable disable End of Line Resistor J8 End of line resistor J8 disable enable disable End of Line Resistor J10 End of line resistor J10 Modbus Depends on the selected language French by default Network Menu NETWORK Status Default Displayed text Description IP Net...

Страница 37: ...d new languages to the control To learn more about language customization please contact your local Service representative Custom languages can be uploaded only by Service representative System of measurement US Imp Metric US Imp Parameters displayed in US Imperial units Metric Parameters displayed in metric units Depends on the selected language French by default Brightness Menu BRIGHTNS Status D...

Страница 38: ...rm 2 index Alarm code see section 9 3 alarm_3 Current Alarm 3 index Alarm code see section 9 3 alarm_4 Current Alarm 4 index Alarm code see section 9 3 alarm_5 Current Alarm 5 index Alarm code see section 9 3 Depends on the selected language French by default Current Alarms CUR_ALM Name Date Hour Alarm text Alarm YYYY MM DD HH MM Alarm text see section 9 3 Alarm YYYY MM DD HH MM Alarm text see sec...

Страница 39: ...ng If the unit is in Standby mode it does not cool or heat and compressors are stopped The pump is running with no mechanical cooling or heating unless configured otherwise The pump may be stopped depending on pumps configuration PUMPCONF Pump Configuration Active operating type Parameters status Result LOFF L On L SC Rem Net Mast Start Stop force command Remote start stop contact Master control t...

Страница 40: ...y the heating demand when mechanical heating is insufficient 8 3 1 Boiler control Boiler is activated when the outside air temperature is below the user configured boiler outdoor temperature threshold which is by default set to 10 C Boiler OAT Threshold in the BACKUP menu 8 3 2 Electric heating control Electric heating stages can be activated as additional heating when OAT is below the user config...

Страница 41: ...ically start the pump each day at 14 00 for 2 seconds when the unit is Off especially useful when the unit is stopped for a long time e g during the winter season For units fitted with two pumps the first pump is started on even days and the second pump is started on odd days Starting the pump periodically for a few seconds extends the lifetime of the pump bearings and the tightness of the pump se...

Страница 42: ...ditions Control point Active setpoint Reset The control point is based on the active setpoint and the reset calculation The forced value can be used instead of any other setpoint calculation only when the unit is in the Network operating type LOCAL OPERATING TYPE Mode Setpoint selection Ice configuration Ice done contact Setpoint switch Schedule 2 status Active setpoint cooling sp 1 Cooling setpoi...

Страница 43: ... the unit s maximum allowable capacity How to understand capacity limitation Capacity limitation is used to determine the maximum unit s capacity Capacity limitation is expressed in percentage where a limit value of 100 means that the unit may run with its full capacity no limitation is required The unit capacity can be limited as follows By means of user controlled volt free contacts The unit cap...

Страница 44: ...s the lead circuit The selected circuit takes priority over another circuit Automatic lead lag circuit determination The control system determines the lead circuit to equalise the operating time of each circuit value weighted by the number of start ups of each circuit As a result the circuit with the lowest number of operating hours always starts first To set circuit priority manual or automatic s...

Страница 45: ...ped when the outside air temperature OAT Free Cooling is above the water loop temperature and the service configured threshold parameter However if it turns out that the cooling power of the dry cooler is not enough in order to reach the cooling setpoint then the mechanical cooling will be started when FC capacity is at 100 then mechanical cooling can be started 8 13 Energy Management Module The C...

Страница 46: ...lly remotely or by network commands while the Slave unit remains in Network mode All control commands sent to the master slave assembly start stop setpoint selection heating cooling operating mode load shedding etc are handled by the unit which is configured as the master The commands are transmitted automatically to the slave unit For example if the master chiller is turned off while the master s...

Страница 47: ...hat have been installed on the unit before will be active in the Replacement mode Option status can be verified via the Main menu OPT_STA Software Options Alarm 10122 will be triggered If the Software Activation Key is not provided within 7 days since the first compressor start the alarm will be reset automatically and software options will be blocked The Replacement mode ends when the Software Ac...

Страница 48: ...interface in the Reset Alarms menu The Reset alarms menu displays up to 5 alarm codes which are currently active on the unit Alarms can be reset without stopping the machine Only logged in users can reset the alarms on the unit To reset the alarm manually 1 Press the Alarm button in the upper right part of the screen 2 Select Reset Alarms 3 Set Alarm Reset to Yes IMPORTANT Not all alarms can be re...

Страница 49: ...ts down Defective transducer or connection 14 12002 CIRCUIT B DISCHARGE TRANSDUCER As above Circuit B shuts down As above 15 12004 CIRCUIT A SUCTION TRANSDUCER Null voltage Automatic three alarms in the last 24 hours or Manual Impossible value Manual Circuit A shuts down As above 16 12005 CIRCUIT B SUCTION TRANSDUCER As above Circuit B shuts down As above 17 12024 WATER EXCHANGER ENTERING FLUID TR...

Страница 50: ...R A2 NOT STARTED OR PRESSURE INCREASE NOT ESTABLISHED Manual Compressor A2 shuts down As above 41 10018 COMPRESSOR A3 NOT STARTED OR PRESSURE INCREASE NOT ESTABLISHED Manual Compressor A3 shuts down As above 42 10019 COMPRESSOR A4 NOT STARTED OR PRESSURE INCREASE NOT ESTABLISHED Manual Compressor A4 shuts down As above 43 10020 COMPRESSOR B1 NOT STARTED OR PRESSURE INCREASE NOT ESTABLISHED Manual ...

Страница 51: ...EST Manual Unit shuts down Too low or high water pressure reading 68 11206 WATER LOOP PUMP OVERLOAD Automatic None Water loop pressure drop too low 69 11207 WATER LOOP FLOW TOO LOW Automatic when water flow reading returns to normal Pump is stopped Water loop pressure drop too high 70 11208 WATER LOOP PRESSURE SENSORS CROSSED Automatic if water pressure reading returns to normal and the alarm occu...

Страница 52: ...ARGE 003 WATER LOOP SIZE WARNING 004 MAINTENANCE SERVICING REQUIRED Manual Depending on the severity of the alarm the unit may continue to operate or the unit shuts down Servicing action required Contact Service technicians 90 13005 F GAS SCHEDULED CHECK REQUIRED Manual As above As above VFD drive failure 91 170nn CIRCUIT A VFD FAN DRIVE 1 FAILURE Automatic or Manual motor overload Circuit A shuts...

Страница 53: ...lowing formulas 17 YYY to 19 YYY 17 A1 18 A2 and 19 B1 20 B2 for alarms YYY stands for the alarm code 35 YYY to 38 YYY 35 A1 36 A2 37 B1 38 B2 for alerts YYY stands for the alert code Pump drive alarms are displayed as follows 21 YYY for pump 1 and 22 YYY for pump 2 YYY stands for the alarm code Pump drive alerts are displayed as follows 39 YYY for pump 1 and 40 YYY for pump 2 YYY stands for the a...

Страница 54: ... above 53 CPU fault E 21 As above 84 Auto tuning error Etn1 As above 72 Closed damper 1 fault Fd1 As above 73 Closed damper 2 fault Fd2 As above Download transfer fault CFI2 As above Drive alerts 1 Overcurrent Contact Service if more information is needed 2 Drive overload As above 3 Motor overload As above 4 Overheat As above 5 Overvoltage As above 6 Main circuit undervoltage As above 7 Reserved A...

Страница 55: ...mage can occur to your equipment Your local Service Agency provides a wide range of service contracts which embrace the assistance of highly qualified HVAC engineering professionals ready to help if needed The Maintenance contracts represent not only the best way to ensure the maximum operating life of your equipment but also through the expertise of qualified personnel the optimal tool to manage ...

Страница 56: ...Manufacturer Carrier SCS Montluel France Printed in the European Union Manufacturer reserves the right to change any product specifications without notice ...

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