CIAT Dynaciat LG Instruction Manual
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CIAT Dynaciat LG Instruction Manual

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10619
11 - 2020
I n s t r u c t i o n m a n u a l

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  • Page 1 10619 11 - 2020 I n s t r u c t i o n m a n u a l...

  • Page 2: Table Of Contents

    6.17 - Schedule setting ................................42 6.18 - Holidays................................... 42 6.19 - Trending ..................................43 6.20 - User quick test................................. 43 7 - WEB CONNECTION ................................44 7.1 - Web interface ..................................44 7.2 - Technical documentation ..............................44 DYNACIAT LG/LGN EN-2...
  • Page 3 8.2 - Displaying current alarms ..............................45 8.3  -  E-mail notifications ................................45 8.4 - Resetting alarms ................................45 8.5 - Alarm history..................................45 8.6 - Alarms description ................................46 9 - MAINTENANCE ..................................49 The illustrations in this document are for illustrative purposes only and not part of any offer for sale or contract. The manufacturer reserves the right to change the design  at any time without notice. DYNACIAT LG/LGN EN-3...
  • Page 4 ■ DYNACIAT LG series (cooling or heating): units with water- Those in circuit B are B1 and B2. cooled condenser ■ Dynaciat LG - LGN (080-450) units have only one circuit with ■ DYNACIAT LGN series (cooling): units without condenser one, two, or three compressors (A1, A2, A3).

  • Page 5: Safety Considerations

    RISK OF BURNS! Electrical currents may cause components to get hot. Handle the power cable, electrical cables and conduits, terminal box covers and motor frames with great care. DYNACIAT LG/LGN EN-5...

  • Page 6: Control Overview

    Emergency stop! The Network emergency stop command and guarantee its optimal functioning. stops the unit regardless of its active operating type. Features overview Dynaciat LG Dynaciat LGN Feature standard optional...

  • Page 7: Hardware Description

    (condenser for ■ The red LED flashing for a two-second period indicates correct  cooling mode and cooler for heating mode). operation. A  different  rate  indicates  a  board  or  a  software  In addition to SIOB board(s), Dynaciat LG/LGN units of all sizes failure. can be equipped with AUX1 board(s). ■ The green LED flashes continuously on all boards to show ...

  • Page 8: Pressure Transducers

    For 3.6 - Temperature sensors Dynaciat LG units, the boiler is activated when the operating conditions are not suitable for thermodynamic heating or the Temperature sensors constantly measure the temperature of unit is down due to a detected failure.

  • Page 9: Terminal Block Connections

    3.8.3 - Volt-free demand limit selection contact One dry contact can be used to limit unit capacity. The limit threshold can be defined via the user interface in the Setpoint  menu. Contact 100% Limit 1 Limit 2 Limit 3 Demand limit 1 contact open closed open closed [LIM_SW1] DYNACIAT LG/LGN EN-9...

  • Page 10: Rs485 Wiring (Best Practice)

    No.1 RS485 wiring diagram (RECOMMENDED) No. 4 RS485 wiring diagram (INCORRECT - Do not use!) No. 5 RS485 wiring diagram (INCORRECT - Do not use!) No. 2 RS485 wiring diagram (CORRECT) No. 3 RS485 wiring diagram (CORRECT) DYNACIAT LG/LGN EN-10...

  • Page 11: User Interface: Overview

    Displayed when trying to perform actions not allowed at ACCESS DENIED! current access level. ■ Press the Confirm button to continue without saving the modification. ■ Press Cancel to come back to the current screen and then save the modification with the Save button. DYNACIAT LG/LGN EN-11...

  • Page 12: Header Buttons

    Left button: Press the button to go to the left. Rewind button: Press the button to go to the left faster than normal. Right button: Press the button to go to the right. Fast-forward button: Press the button to go the right faster than normal. DYNACIAT LG/LGN EN-12...

  • Page 13: User Interface: Menu Structure

    Setpoint Inputs Outputs Pump Status Runtime Air Condenser Status DC Free Cooling Status Miscellaneous Status Modes Configuration Menu Quick Test 1 Trendings Software Options Configuration menu See section 5.2 Legend: Basic access (no password) User password required DYNACIAT LG/LGN EN-13...
  • Page 14 Chilled water system temperature (used for master/slave assembly CHWSTEMP °C/°F Chilled Water Syst Temp control when cooling ) Hot water system temperature (used for master/slave assembly HTWSTEMP °C/°F Heat Water Syst Temp control when heating) *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-14...
  • Page 15 Liquid Line Solenoid A Liquid line solenoid valve status, circuit A CP_B1 off/on Compressor B1 Output Compressor B1 command CP_B2 off/on Compressor B2 Output Compressor B2 command EXVPosB 0 to 100 EXV Position Circuit B EXV position, circuit B DYNACIAT LG/LGN EN-15...
  • Page 16 Condenser pump drive power CD_DrvI Cond Pump drive Amps Condenser pump drive current CD_DrvVs Cond Pump drive version Condenser pump drive version CD_DvTyp Cond Pump drive type Condenser pump drive type *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-16...
  • Page 17 Cond VariFan CirB Start Condensing variable speed fan (circuit B): Number of starts CirB_VFH 0 to 99999999 hour Cond VariFan CirB Hour Condensing variable speed fan (circuit B): Operating hours *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-17...
  • Page 18 Low Suction Circuit A Low suction, circuit A m_sst_b no/yes Low Suction Circuit B Low suction, circuit B m_dgt_a no/yes High DGT Circuit A High DGT, circuit A m_dgt_b no/yes High DGT Circuit B High DGT, circuit B DYNACIAT LG/LGN EN-18...
  • Page 19 1 = Pump shall run for a short period of time Q_CLPMP1 0 to 2 Cooler Pump 1 Test 2 = Pump shall run all the time (set the value to “0” to stop the pump test) DYNACIAT LG/LGN EN-19...
  • Page 20 Dry Cooler Free Cooling variable speed fan command Q_FC_FST 0 to 10 FC Fan Stage Dry Cooler Free Cooling fan stages *Depends on the selected language (French by default). IMPORTANT: To enable the Quick Test functionality, the unit must be stopped (Local off mode). DYNACIAT LG/LGN EN-20...

  • Page 21: Configuration Menu

    Miscellaneous Service Network menu Schedule menu Holiday menu ModbusRTU Config. OCCPC01S HOLDY_01 ModbusTCP/IP Config. OCCPC02S See section 5.4 BACnet Standard Conf. OCCPC03S See section 5.3 Legend: Email Configuration Basic access (no password) See section 5.5 User password required DYNACIAT LG/LGN EN-21...
  • Page 22 Not applicable (please ignore this parameter) cdpmploc no/yes Flow Checked if Pump Off Water flow is checked when the pump is off ol_pump no/yes Open loop pump Control Open loop pump control *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-22...
  • Page 23 Current no reset value I_hr_fu 4 to 20 Current Full Reset Value Current full reset value -16.7 to 16.7 hr_deg Heating Reset Deg. Value Heating reset deg. value -30.0 to 30.0 *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-23...
  • Page 24 Element number 0-239 Bus Number Bus number 9600 / 19200 9600 Baud Rate Communication speed / 38400 DYNACIAT LG/N/P pic6 Device Description Device description (range of units) Location Description Location description ECG-SR-20V45100 Software Version Software version MAC address Serial Number Serial number (MAC address) *Depends on the selected language (French by default).

  • Page 25: Schedule Menu

    Holiday Start Month Holiday start month HOL_DAY 0-31 Start Day Holiday start day HOL_LEN 0-99 Duration (days) Holiday duration (days) *Depends on the selected language (French by default). IMPORTANT: For more information about holiday setting, please see section 6.19. DYNACIAT LG/LGN EN-25...

  • Page 26: Network Menu

    Metric Unit Metric Unit swap_b 0 to 1 Swap Bytes Swap Bytes 0 = Big Endian 0 = Big Endian 1 = Little Endian 1 = Little Endian real_typ 0 to 1 Real type management Real type management DYNACIAT LG/LGN EN-26...
  • Page 27 Account Password Account password portNbr 0 to 65535 Port Number Port number srvTim 0 to 255 Server Timeout Server timeout srvAut 0 to 1 Server Authentication Server authentication *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-27...

  • Page 28: System Menu

    End of line resistor J10 (Modbus) *Depends on the selected language (French by default). Network No. Status Default Unit Displayed text* Description IP Network Interface J5 (eth0): IP Network Interface J5 (Ethernet 0): xx:xx:xx:xx:xx:xx MAC Address MAC Address DYNACIAT LG/LGN EN-28...
  • Page 29 *Depends on the selected language (French by default). Hardware Info No. Status Displayed text* Description Board Variant Board variant Board Revision Board revision Screen size Screen size in inches (4.3-inch controller) *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-29...

  • Page 30: Login Menu

    5.7.4 - Service & Factory login Service and factory login menus are dedicated to service technicians and factory line. To learn more about advanced access control, please refer to the Control Service Guide (service technicians only). 4. The Login screen appears. DYNACIAT LG/LGN EN-30...

  • Page 31: Start / Stop Menu

    Remote: The unit is controlled by external commands and Remote allowed to start if the period is occupied. Master: The unit operates as the master in the master/slave Master assembly and it is allowed to start if the period is occupied. DYNACIAT LG/LGN EN-31...

  • Page 32: Alarms Menu

    No. Name Date Hour Alarm text Alarm YYYY/MM/DD HH:MM Alarm text (see section 8.6) Alarm YYYY/MM/DD HH:MM Alarm text (see section 8.6) Alarm YYYY/MM/DD HH:MM Alarm text (see section 8.6) *Depends on the selected language (French by default). DYNACIAT LG/LGN EN-32...
  • Page 33 JBus alarm code (see section 8.6) *Depends on the selected language (French by default). IMPORTANT: JBus vs. Modbus: Data exchange services offered by Modbus and JBus protocols are the same and therefore these terms can be used interchangeably. DYNACIAT LG/LGN EN-33...

  • Page 34: Standard Control Operations And Options

    IMPORTANT: When the unit is stopping or there is a demand to stop the unit, compressors are stopped consecutively. In case of emergency stop, all compressors are stopped at the same time. DYNACIAT LG/LGN EN-34...

  • Page 35: Control Interlock Contact

    The controller can manage the whole range of operations ensuring the correct functioning of the air-conditioning unit: To set boiler manual command ■ Depending on the type of water connections, Dynaciat LG 1.  Navigate to the Configuration menu. units can operate in either Cooling or Heating. The user may 2.
  • Page 36 6 - STANDARD CONTROL OPERATIONS AND OPTIONS 6.5.1 - Active setpoint Cooling mode (Dynaciat LG/LGN) Cooling control point reset is used to control the evaporator water Three setpoints in Cooling mode and two setpoints in Heating temperature reset. Heating control point reset is NOT used for mode can be selected as “active setpoints”.

  • Page 37: Heat Exchanger Water Pump Control

    3. Set Pump Auto Rotation Delay [clpmpdel] for cooler OR Pump applies only to units that have flow control based on fixed Auto Rotation Delay [cdpmpdel] for condenser. speed water pump. Pump Auto Rotation Delay [clpmpdel / cdpmpdel] 24 to 3000 h 48 h DYNACIAT LG/LGN EN-37...

  • Page 38: Capacity Control

    ■ 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. DYNACIAT LG/LGN EN-38...

  • Page 39: Condensing Pressure Control (Optional)

    6 - STANDARD CONTROL OPERATIONS AND OPTIONS 6.9 - Condensing pressure control (optional) 6.10 - Dry Cooler Free Cooling (DCFC) Dynaciat LG units can control a dry cooler to cool down the Units fitted with a dry cooler provide the “free cooling” functionality  condenser water loop while LGN units can control an air condenser.

  • Page 40: Master/Slave Assembly

    2. Select General Config (GENCONF). 3. Set parameters corresponding to the night mode. Night Mode Start Hour [nh_start] 00:00 to 24:00 Night Mode End Hour [nh_end] 00:00 to 24:00 Night Capacity Limit [nh_limit] 0 to 100% 100% DYNACIAT LG/LGN EN-40...

  • Page 41: Software Activation Key(S)

    Replacement mode! ■ Cooler fluid type: - medium brine, option 5 (Dynaciat LGN) 6.16.3 - Software key installation - low brine, option 6 (Dynaciat LG) To install the Software Activation Key via Connect Touch ■ BACnet communication (option 149) display These software-protected options can be factory-installed or 1.

  • Page 42: Schedule Setting

    During the holiday periods the controller will be in occupied or 1. Selection of days for the time schedule unoccupied mode, depending on the periods validated as 2. Start/end of the schedule 3. Previous time period holidays. Each holiday period can be modified by the user via  4. Next time period the Configuration menu (HOLIDAY – Holiday Menu). DYNACIAT LG/LGN EN-42...

  • Page 43: Trending

    ■ Set the time range (start/end dates and time) at the bottom of the Trendings Plot screen and press the Arrow button on the right side to display the graph showing the performance of the unit within a selected period of time. DYNACIAT LG/LGN EN-43...

  • Page 44: Web Connection

    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. The Manufacturer does not hold any responsibility or liability for damage caused by security breach. DYNACIAT LG/LGN EN-44...

  • Page 45: Diagnostics

    3. The history of alarms will be displayed. 8.3 - E-mail notifications The control provides the option to define one or two recipients  who receive e-mail notifications each time the new alarm occurs  or all existing alarms have been reset. To define e-mail recipients 1. Press the Main menu button and navigate to the Configuration  menu. 2. Go to the Network menu. 3. Select Email Configuration (EMAILCFG). 4.  Define user e-mail(s). DYNACIAT LG/LGN EN-45...

  • Page 46: Alarms Description

    Circuit A shuts down Manual 10012 Circuit B Low Suction Superheat As above Circuit B shuts down Manual Abnormal conditions on Automatic (7 alarms within 24 10015 Condenser Flow Switch Failure Unit shuts down condenser side hours); otherwise, Manual DYNACIAT LG/LGN EN-46...
  • Page 47 7 days since the first activate options activation key(s) to key(s) to retrieve (or activate) compressor start (the alarm retrieve (or activate) software options will be reset and software- software options protected options will be blocked) DYNACIAT LG/LGN EN-47...
  • Page 48 As above As above 57020 Main EXV stepper motor failure - cir A EXV motor fault Circuit A shuts down Manual 57021 Main EXV stepper motor failure - cir B EXV motor fault Circuit B shuts down Manual DYNACIAT LG/LGN EN-48...

  • Page 49: Maintenance

    The Maintenance Contract represents 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. DYNACIAT LG/LGN EN-49...
  • Page 50 DYNACIAT LG/LGN EN-50...
  • Page 51 DYNACIAT LG/LGN EN-51...
  • Page 52 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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