Carrier AQUASNAP 30RA "B" Скачать руководство пользователя | Manualshive

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30RA/RH “B”
30RY/RYH “B”
PRO-DIALOG Control

Operation and maintenance instructions

AQUASNAP

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Содержание AQUASNAP 30RA "B"

Страница 1: ...30RA RH B 30RY RYH B PRO DIALOG Control Operation and maintenance instructions AQUASNAP ...

Страница 2: ...ion volt free contact with multiplexing for dual circuit units 8 4 SETTING UP PRO DIALOG CONTROL 9 4 1 Local interface general features 9 4 2 Unit start stop control 10 4 2 1 Description 10 4 2 2 Stopping the unit in local mode 10 4 2 3 Starting unit and selecting an operating type 10 4 3 Menus 11 4 3 1 Selecting a menu 11 4 3 2 Selecting a menu item 11 4 3 3 Modifying the value of a parameter acc...

Страница 3: ...CONTROL OPERATION 29 5 1 Start stop control 29 5 2 Heating cooling operation 30 5 2 1 General 30 5 2 2 Heating cooling selection 30 5 3 Evaporator water pump control 31 5 4 Control interlock contact 31 5 5 Evaporator heater control 31 5 6 Control point 31 5 6 1 Active setpoint 31 5 6 2 Reset 33 5 7 Demand limit 33 5 8 Night mode 33 5 9 Capacity control 33 5 10 Head pressure control 33 5 11 Defrost...

Страница 4: ...periodically A fan can start at any time even if the unit has been shut down 2 GENERAL DESCRIPTION 2 1 General Pro Dialog is a system for controlling single or dual circuit 30RA RY air cooled liquid chillers or air to water 30RH RYH heat pumps Pro Dialog controls compressor start up needed to maintain the desired heat exchanger entering or leaving water temperature In cooling mode it controls the ...

Страница 5: ...the suction and discharge pressure in each circuit Thermistors The evaporator water sensors are installed in the entering and leaving side The outdoor temperature sensor is mounted below the control box An optional water system temperature sensor can be used for master slave assembly control in the case of leaving water control In heat pump units a sensor placed on an air heat exchanger pipe ensur...

Страница 6: ... 3 11 3 and 3 6 4 The remote setpoint selection contact is only taken into account if the unit is in remote control operating type The remote demand limit selection contact is active whatever the operating type of the unit This contact is mounted in series with the water flow control contact It can be used for any customer safety loop that requires that the unit is stopped if it is open If it is u...

Страница 7: ...rEM See the description of these contacts in sections 3 6 2 and 3 6 3 These dry contacts are used for demand limit selection See description of these contacts in section 3 6 5 The remote demand limit selection contact is active whatever the operating type of the unit These dry contacts are used for setpoint selection They are only taken into account if the unit is in remote control operating type ...

Страница 8: ...t or setpoint based on the configuration see User Configuration 1 menu Demand limit selection Setpoint selection 100 Limit 1 Setpoint 1 Setpoint 2 no limit Contact 3 Open Closed Open Closed 3 6 5 Demand limit volt free contact for dual circuit units On dual circuit units the operation of the demand limit selection contacts is multiplexed The demand limit setpoints are adjustable in the setpoint me...

Страница 9: ...TS menu Displays the status of the unit outputs and enables them to be tested Outputs CONFIGURATIONS menu Displays the unit configuration and enables it to be modified Confguration ALARMS menu Displays active alarms Alarms ALARMS HISTORY menu Displays the history of the alarms History RUNTIMES menu Displays the operating times and number of starts for the unit and the Runtimes compressors A two di...

Страница 10: ...cribed in the following table The following operating types can be selected using the Start Stop button OPERATING TYPES 4 DIGIT DISPLAY DESCRIPTION LOFF Local Off The unit is halted in local mode L On Local On The unit is in local control mode and is authorised to start L Sc Local On timer control The unit is in local control mode It is authorised to start if the period is occupied If the timer pr...

Страница 11: ...er the modification mode or to select a sub menu This lets you correct the value of an item or select a sub menu with the aid of the up and down Arrow buttons if you are authorised to overwrite the item concerned When modification mode is activated the LED for the main menu to which the item belongs as well as the 2 digit display flash in the menu block Once the required value is obtained press th...

Страница 12: ...be modified The Setpoint menu LED and the two digit display flash indicating that modification mode is active Keep pressing the Down Arrow button until the value 5 7 is displayed in the four digit display The Setpoint menu LED and the two digit display keep flashing Press the Enter button again to validate the change The new setpoint is 5 7 C The Setpoint menu LED and the two digit display stop fl...

Страница 13: ...2 HOLIDAYS HoLidAy HOUR DATE dAtE BROADCAST brodCASt SERVICE 1 SErviCE 1 SERVICE 2 SErviCE 2 MASTER SLAVE MAStEr SLAvE HSM HSM PERIOD 3 PEriod 3 PERIOD 4 PEriod 4 PERIOD 5 PEriod 5 PERIOD 6 PEriod 6 PERIOD 7 PEriod 7 PERIOD 8 PEriod 8 PERIOD 1 PEriod 1 PERIOD 2 PEriod 2 HOLIDAYS 3 HoLidAy 3 HOLIDAYS 4 HoLidAy 4 HOLIDAYS 5 HoLidAy 5 HOLIDAYS 6 HoLidAy 7 HOLIDAYS 7 HoLidAy 7 HOLIDAYS 8 HoLidAy 8 HOL...

Страница 14: ...old Cooling full reset threshold Cooling full reset value Heating zero reset threshold Heating full reset threshold Heating full reset value INPUTS Contact 1 on off heating cooling Contact 2 on off heating cooling Contact 3 demand limit setpoint selection Contact 4 demand limit selection Contact 5 setpoint selection Contact 6 setpoint selection Safety loop status Water pump operation contact statu...

Страница 15: ...upied The value is displayed in turn with Forc when the unit is in CCN control and if this variable if forced through CCN Start up delay This item indicates the minutes left before the unit can be started This delay at start up is always active after the unit has been switched on The delay can be configured in the User Configuration 1 menu Heating cooling on selection This item is accessible in re...

Страница 16: ...may be unloaded or go into defrost mode 21 circuit A 22 circuit B The unit is in heating mode and low suction temperature protection is active In this mode circuit capacity is not authorised to rise and the circuit can be unloaded or go into defrost mode The unit controls a boiler and this is operating See section 5 13 The unit controls additional electric heating stages and these are operating Se...

Страница 17: ...use if the demand limit contact s activate limit 1 Contact control depends on the unit type and configuration See sections 3 6 4 and 3 6 5 Demand limit 2 setpoint Limitation by volt free contact This item is used to define the maximum capacity that the unit is authorised to use if the demand limit contact s activate limit 2 Contact control depends on the unit type and configuration Displayed and u...

Страница 18: ...act unit capacity is not limited or unit control is based on setpoint 1 Closed contact unit capacity is limited at limit setpoint 1 or unit control is based on setpoint 2 See section 4 3 11 3 for the configuration of contact 3 section 5 6 1 for the description of the setpoint selection section 5 7 for the description of the demand limit function and 3 6 for the description of the connection of con...

Страница 19: ...played only when the unit is stopped locally LOFF selecting this item authorises turning on the pump with no delay and for an unlimited length of time The pump will remain on until any button of the user interface is pressed it is then immediately stopped If the unit is in CCN control then the pump status is displayed in turn with Forc if the pump status if forced through CCN During the test phase...

Страница 20: ...played on the 4 digit display alternately with the value tested The Outputs Test LED stops flashing Press the Enter key or an arrow key to stop the test 4 3 10 4 Automatic tests The automatic test function verifies the integrity of the analo gue entries and activates the outputs in sequence For each test t XX is displayed on the user interface xx indicates the number of the test in progress When a...

Страница 21: ...ble 4 way reversing valve test circuit B dual circuit heat pumps only Low speed test fan A1 units not equipped with Varifan High speed test fan A1 units not equipped with Varifan Low speed test fan A2 dual circuit units not equipped with Varifan High speed test fan A2 dual circuit units not equipped with Varifan Fixed speed test fan A2 for circuits equipped with a second fan Fixed speed test fan B...

Страница 22: ...y the operator Air heat exchanger condensate heater circuit B not validated by the operator Boiler activation test not validated by the operator Electric heating stage 1 activation test not validated by the operator Electric heating stage 2 activation test not validated by the operator Electric heating stage 3 activation test not validated by the operator Electric heating stage 4 activation test n...

Страница 23: ...SER2 Return to previous menu Periodic pump start up Night mode start hour Night mode end hour Night mode demand limit Night mode min demand Alarm relay selection Number clock 1 Number clock 2 CCN element number CCN bus number Password for all user configurations Software version number USER 1 USER1 Return to previous menu Ramp selection Start up delay Water pump selection Water pump changover dela...

Страница 24: ...ed for dual setpoint command control Determines whether contact 3 is used for remote demand limit or dual setpoint control For single circuit units only 8 0 1 2 0 Cooling setpoint reset select See section 5 6 2 0 reset not selected 1 reset based on outdoor temperature 2 reset based on return water temperature 9 1 0 1 2 0 Heating setpoint reset select See section 5 6 2 0 reset not selected 1 reset ...

Страница 25: ...ht mode demand limit The unit capacity is never reduced below this capacity in night control mode 6 0 1 2 0 Alarm relay selection 0 alarms alerts one alarm alert output per circuit 1 alarms only one alarm output per circuit 2 mixed mode one alarm relay and one alert relay dual circuit units only 7 0 or 65 to 99 0 Schedule 1 clock number for unit on off schedule see section 4 3 11 6 0 schedule in l...

Страница 26: ...ffect If two periods overlap and are both active on the same day the occupied mode takes priority over the unoccupied period Each of the eight periods can be displayed and changed with the aid of a sub sub menu The table below shows how to access the period configuration Method is the same for the time schedule 1 or the time schedule 2 24 23 22 21 P6 P3 20 P3 19 P3 18 P3 P2 P2 17 P4 P4 P3 P2 P2 16...

Страница 27: ...minutes can be adjusted 8 nnnn Daylight saving start minutes to add number of minutes by which the broadcaster will adjust its time for the start of daylight 1 to 1440 minutes saving time 9 nn Daylight saving stop month In this mode you enter the month in which the broadcaster will adjust its time for the end of 1 to 12 daylight saving time 10 nn Daylight saving stop day In this mode you enter the...

Страница 28: ...0 1 2 1 3 1 4 5 1 6 1 7 1 8 1 9 1 10 11 12 1 13 1 14 1 15 1 16 1 17 1 18 1 FORMAT nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nnnn M 10 M100 nn nn UNITS hrs 10 or 100 hrs 10 or 100 hrs 10 or 100 hrs 10 or 100 hrs 10 or ...

Страница 29: ...larm the unit is totally stopped due to failure ITEM 0 1 1 2 1 3 1 4 1 5 1 6 1 7 1 FORMAT MAintEnAnCE MEnu ALErt nnn ALErt nnn ALErt nnn ALErt DESCRIPTION When selected this item authorises return to the previous menu Accessible with the Service password For future use For future use Water loop rate to low Next primary pump maintenance operation in nnn days ALErt is displayed when the delay before...

Страница 30: ...ts can change over to heating mode Heating cooling control can be automatic or manual In automatic mode the outdoor temperature determines the heating cooling standby changeover based on the two threshold values configured by the user see Setpoint menu for cooling and heating mode changeover thresholds If the unit is in standby it does not cool or heat and no compressor can be activated The diagra...

Страница 31: ...ING SELECTION IN LOCAL MODE Cooling Heating Auto Auto Auto REMOTE HEATING COOLING CONTACTS Cooling mode Heating mode Auto mode Auto mode Auto mode HC_SEL Cooling Heating Auto Auto Auto OUTDOOR TEMPERATURE Cooling threshold Heating threshold Between cooling and heating thresholds Cooling threshold Heating threshold Between cooling and heating thresholds Cooling threshold Heating threshold Between c...

Страница 32: ...ing setpoint 3 LOCAL OPERATING MODE PARAMETER STATUS HEATING COOLING OPERATING MODE Cooling Cooling Cooling Cooling Heating Heating Heating Heating Heating CONTROL CONTACT 3 SELECTION Setpoint Setpoint Demand limit Demand limit Setpoint Setpoint Demand limit Demand limit Demand limit CONTROL CONTACT 3 Setpoint 1 Setpoint 2 Setpoint 1 Setpoint 2 SCHEDULE 2 STATUS Occupied Unoccupied Occupied Unoccu...

Страница 33: ...mands A limitation value of 100 means that the unit may call upon the full array of its capacity stages 5 8 Night mode The night period is defined see User configuration by a start time and an end time that are the same for each day of the week During the night period the fan runs at low speed if permitted by the current operating conditions In addition the user can reduce the unit capacity but a ...

Страница 34: ...ase of variable flow each machine must control its own water pump and automatically shut down the pump if the cooling capacity is zero For constant flow operation the pumps for each unit are continuously operating if the system is operating The master unit can control a common pump that will be activated when the system is started In this case the slave unit pump is not used All control commands t...

Страница 35: ...Compressor overheat As above As above As above As above As above Faulty thermistor wiring error or disconnection As above As above As above As above As above Defective transducer wiring fault As above As above As above Defective CCN clock board Bus wiring fault wrong software in slave board or defective slave board As above As above ALARM CODE DESCRIPTIONS 6 DIAGNOSTICS TROUBLESHOOTING 6 1 General...

Страница 36: ...an 10 C preventing unit start up Safety interlock not closed before end of the start up delay or opens during operation Evap water pump run contact opens while the pump has received a command to be on As above CCN command received to shutdown the unit The unit is controlled by a System Manager and communication with this module is lost for more than 2 minutes The master slave link is broken due to...

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