CIAT PRO-DIALOG+ Instruction Manual
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CIAT PRO-DIALOG+ Instruction Manual

CIAT PRO-DIALOG+ Instruction Manual

For ereba access (8-40 kw)
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10183
11- 2016
I n s t r u c t i o n m a n u a l

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Summary of Contents for CIAT PRO-DIALOG+

  • Page 1 10183 11- 2016 I n s t r u c t i o n m a n u a l...

  • Page 3: Table Of Contents

    CONTENTS 1 - SAFETY CONSIDERATIONS......2 6 - DIAGNOSTICS - TROUBLESHOOTING..22 1.1 - General............2 6.1 - General............22 1.2 - Avoid electrocution.......... 2 6.2 - Displaying alarms........... 22 6.3 - Resetting alarms..........22 2 - GENERAL DESCRIPTION.

  • Page 4: Safety Considerations

    1 - SAFETY CONSIDERATIONS 1.1 - General 1.2 - Avoid electrocution Only personnel qualified in accordance with IEC (International Installation, start-up and servicing of equipment can be hazardous if certain factors particular to the installation are not considered: Electrotechnical Commission) recommendations may be permitted operating pressures, presence of electrical components and volt- access to electrical components.

  • Page 5: Hardware Description

    3 - HARDWARE DESCRIPTION 3.1 - General All boards communicate via an internal LEN bus. The NRCP2- The control system consists of an NRCP2-BASE board for sin- BASE boards continuously manage the information received gle-circuit units (up to two compressors) and two NRCP2-BASE from the various pressure and temperature probes.

  • Page 6: Connections At The User Terminal Block

    3 - HARDWARE DESCRIPTION 3.6 - Connections at the user terminal block 3.6.1 - General description The contacts below are available at the user terminal block on the NRCP2-BASE boards. Some contacts can only be used if the unit operates in remote operating type (Remote). NRCP2-BASE control board Optional PD-AUX board The following table summarises the connections at the user terminal block.
  • Page 7 3 - HARDWARE DESCRIPTION 3.6.2 - Volt-free contact on/off/cooling/heating If the unit works in the remote operating mode (Remote) and the automatic heating/cooling changeover function is not selected and if the user configuration allows this (heat pump and Pro-Dialog in- terface selection) the operation of the on/off contacts and the heat- ing/cooling contacts is as follows: Without multiplexing...

  • Page 8: Setting Up Pro-Dialog+ Control

    4 - SETTING UP PRO-DIALOG+ CONTROL 4.1 - General features The interface includes different screens that are listed below: NOTE: If the interface is not used for a long period, it will go • Default screens with direct display of the main parameters, black.

  • Page 9: Parameter Modification

    4 - SETTING UP PRO-DIALOG+ CONTROL 4.6 - Parameter modification 4.7 - Operating mode screen A configuration parameter can be modified by positioning the The unit is in Local Off mode, pressing the on/off (0/1) key once cursor and then pressing the Enter key. activates the display of the operating mode screen.

  • Page 10: Menu Tree Structure

    4 - SETTING UP PRO-DIALOG+ CONTROL 4.8 - Menu tree structure EREBA ACCESS EN - 8...

  • Page 11: Detailed Menu Description

    4 - SETTING UP PRO-DIALOG+ CONTROL 4.9 - Detailed menu description ATTENTION: Depending on the unit characteristics, certain menu items are not used. 4.9.1 - GENUNIT menu NAME FORMAT UNIT DESCRIPTION ctrl_typ 0/1/2 Local = 0. Net. = 1. Remote = 2 STATUS Running/Off/Stopping/ Operating status...
  • Page 12 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.5 - INPUTS menu NAME FORMAT UNIT DESCRIPTION ONOFF_SW Open/Close Remote start/stop contact HC_SW Open/Close Remote heating/cooling contact on_ctrl Off, On Cool, On Heat, Current control On Auto SETP_SW Open/Close Remote setpoint contact LIM_SW1 Open/Close Remote demand limit contact 1 LIM_SW2...
  • Page 13 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.8 - RUNTIME menu NAME FORMAT UNIT DESCRIPTION HR_MACH nnnnn hours Unit operating hours st_mach nnnnn Number of start-ups, unit HR_CP_A1 nnnnn hours Operating hours compressor A1 st_cp_a1 nnnnn Number of start-ups compressor A1 HR_CP_A2 nnnnn hours...
  • Page 14 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.10 - ALARMS menu NAME DESCRIPTION ALARMRST Alarm reset CUR_ALRM Current alarms ALMHIST1 Alarm history 4.9.11 - CONFIG menu NAME DESCRIPTION GEN_CONF General configuration menu PUMPCONF Water pump configuration menu HC_CONFIG Heating/cooling configuration menu RESETCFG Reset configuration menu USERCONFIG...
  • Page 15 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.15 - SCHEDULE menu NAME DESCRIPTION OCC1P01S Unit on/off time schedule OCC1P02S Unit setpoint selection time schedule 4.9.16 - HOLIDAY menu NAME DESCRIPTION HOLDY_01 Holiday period 1 HOLDY_02 Holiday period 2 HOLDY_03 Holiday period 3 HOLDY_04 Holiday period 4 HOLDY_05...
  • Page 16 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.20 - HCCONFIG menu FORMAT DEFAULT UNIT DESCRIPTION auto_sel No/Yes Automatic change-over selection cr_sel 0 to 2 Cooling reset selection hr_sel 0 to 2 Heating reset selection 1 = outside temp., 0 = none, 2 = delta T heat_th -20 to 0 °C...
  • Page 17 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.25 - OCC1PSX menu Time schedule type: The control provides two timer programs: Time MON: Monday schedule 1 and schedule 2 that can be activated. TUE: Tuesday The first timer program (schedule 1) provides a means to auto- WED: Wednesday matically switch the unit from an occupied mode to an unoccupied...
  • Page 18 4 - SETTING UP PRO-DIALOG+ CONTROL 4.9.26 - HOLIDY0XS menu This function is used to define 16 public holiday periods. Each ATTENTION: The broadcast function must be activated to period is defined with the aid of three parameters: the month, utilise the holiday schedule, even if the unit is running in starting day and duration of the public holiday period.

  • Page 19: Pro-Dialog+ Control Operation

    5 - PRO-DIALOG+ CONTROL OPERATION 5.1 - Start/stop control The table below summarises the unit control type and stop or go status with regard to the following parameters. • Operating type: this is selected using the start/stop button • Start/Stop schedule: occupied or unoccupied status of on the front of the user interface.

  • Page 20: Heat Exchanger Water Pump Control

    5 - PRO-DIALOG+ CONTROL OPERATION 5.2.2 - Heating/cooling/auto selection The table below summarises the unit heating/cooling opera- tion, based on the following parameters: • Control type: indicates whether the unit operates in local, • Remote heating/cooling contacts: these contacts are only remote or Network mode.

  • Page 21: Control Point

    5 - PRO-DIALOG+ CONTROL OPERATION 5.6 - Control point 5.6.2 - Reset Reset means that the active setpoint is modified so that less The control point represents the water temperature that the unit must produce. The heat exchanger entering water temperature machine capacity is required (in cooling mode, the setpoint is increased, in heating mode it is decreased).

  • Page 22: Capacity Control

    5 - PRO-DIALOG+ CONTROL OPERATION 5.9 - Capacity control 5.14 - Control of a boiler This function adjusts the number of active compressors to keep the heat exchanger water temperature at its setpoint. The preci- NOTE: The control of the electric heating stages or of a sion with which this is achieved depends on the capacity of the boiler is not authorised for slave units.
  • Page 23 5 - PRO-DIALOG+ CONTROL OPERATION The changeover between lead machine and follower may take place when the assembly is started up, or even whilst running. The running time balancing function is not active if it has not been configured: in this case the lead machine is always the master unit.

  • Page 24: Diagnostics - Troubleshooting

    6 - DIAGNOSTICS - TROUBLESHOOTING 6.1 - General The Pro-Dialog+ control system has many fault tracing aid func- tions. The local interface and its various menus give access to all unit operating conditions. If an operating fault is detected, an alarm is activated and an alarm code is stored in the Alarms menu, sub-menus CUR_ALRM and ALARMRST.

  • Page 25: Alarm Codes

    6 - DIAGNOSTICS - TROUBLESHOOTING 6.4 - Alarm codes Alarm Alarm Alarm description Reset type Probable cause Action taken by the code control Thermistor faults th-01 Sensor fault, fluid entering water Automatic when the temperature Defective thermistor Unit is shut down heat exchanger measured by the sensor returns to normal...
  • Page 26 6 - DIAGNOSTICS - TROUBLESHOOTING 6.4 - Alarm codes (cont.) Alarm Alarm Alarm description Reset type Probable cause Action taken by the code control Process faults (cont.) P-29 Communication loss with the Automatic when communication is Installation bus defective Unit goes into autonomous System Manager re-established mode...
  • Page 28 (0,15 € / mn) Compagnie Industrielle Non-contractual document. With the thought of material improvement d’Applications Thermiques always in mind, CIAT reserves the right, without notice S.A. au capital de 26 728 480 € to proceed with any technical modification. R.C.S. Bourg-en-Bresse B 545.620.114...

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