AIR CONDITIONING
Contents
1. 17 44 Alarm text Aux alarm 2 Aux alarm 3 CO2 alarm UPS 16 O2 return You can select the type of control which are described in detail on the following page in this dialogue window The parameters field can only be selected if you have selected one of the two types of control below Here you can adjust the time delays with which certain components are switched on or alarms are displayed This prevents all equipment being switched on at the same time resulting in a mains overload The switch on delay of the system can be adjusted in 10 second stages between 0 and 2550 seconds approx 42 minutes With several units installed different switching on delays are recommended so that you avoid a mains overload after a power failure if all units restart automatically The switch on delay of a control stage e g heating humidifying cooling can be varied between 2 and 255 seconds within a module The alarm signals for all exceeded temperature and humidity limit values can be delayed by 0 to 2550 seconds in 10 second stages This is appropriate in rooms under extreme conditions such that after a power failure if the unit starts automatically a series of alarm signals does not immediately result Likewise a time delay of 0 to 255 seconds can be set for all alarms The compressor delay which is used to increase the service life of the compressor by delaying the restart by the2. Optically decoupled inputs for 24 V AC and DC Higher voltages possible with series resistor Voltage supply e g 24 V AC be 0 10V Al I O board The analogue outputs supply a 0 10 V DC signal as a control voltage for the valves etc l No power output I O board Floating contacts for arbitrary use Switching capacity Max 10 A at max 125 V AC 24 V AC fo Q I O board Switch Triac outputs to GND or 0 V DC voltages can not be switched 24V AC max 6 A Supply printed circuit board Connection assignment and technical data E 0599 52 52 Technical data Dimensions Voltage supply Power consumption Outputs Fuse I O board interface Operating temperature Storage temperature 1 2 J 4 5 6 7 8 145 x 90 x 30 mm 24 20 15 VAC power consumption 0 5 VA 5 VDC 15 VDC with max total output 15 W 1 A time lag CAN 5 C 40 C 30 C 60 C Temperature humidity sensors 0 20mA 0 100 C GND 15 30 Vdc 0 20mA 0 100 rF Notes on sensor calibration 1 Temperature R7 The fine adjustment takes place in the Control preference sensor calibration menu If the difference between the display and the reference thermometer is more than 5 Kelvin it must be rebalanced at R7 2 Humidity R2 The fine adjustment takes place in the
3. Can Bus ZLT board I O board _ Expansion I O board E 0599 52 55 Wiring diagram of C5000 with supervisor in second module 1st module Can Bus 3 6 3 6 Controller 4 5 17 18 19 20 a Ss aes I O board ZLT board Control line SS ee Expansion I O board 2nd module 3rd 5th module 17 18 19 20 Can Bus Supervisor m es I O Board I O Board ee es Ee O 7 Expansion Expansion I O board I O board Can Bus E 0599 52 56 Description of interface cards Card for C4000 relay board actuation The C5000 max interface card makes a further RS 485 interface available in the C5000 system These interfaces are required in order to connect the relay boards of the C4000 system to the C5000 CPU and or in order to incorporate the C5000 in the STULZ monitoring system or another building services management system The interface card is connected and screwed onto the system bus interface of the C5000 CPU No other connection is required Due to the mechanical design it is possible to put a second interface card on the first card if for example apart from the connection of the C5000 to the relay boards of a C4000 system a further connectio
4. 10 Switch on module 2 only Set the supervisor function to 0 in menu Service Gen settings Function The C5000 in module 2 is now in controller operation mode 11 Switch on module 1 too The parameters will now be transmitted from the controller now module 2 to the supervisor now module 1 After a short beep the transmission is accomplished 12 To restore the original constellation set the supervisor function to 0 in module 1 set the supervisor function to 1 in module 2 in the menu Service Gen settings Function 13 Switch off all modules and replace the cable between the controller and the supervisor pin 17 to 20 on the C5000 The changes will take effect after switching on all modules Legend 5 switch on the voltage O switch off the voltage Mod 2 Mod 1 O I WIS wIk op H E 0599 52 47 Standard I O board A G GE version Connection assignment and technical data Switch position Module 1 Module 2 Module 3 Module 4 Module 5 E 0599 52 48 Technical data Dimensions Voltage supply Power consumption Alarm inputs Outputs I O board interface Adjustable addresses Operating temperature Storage temperature GND Fan Compressor 1st stage Heater 1 Heater 2 Dehumidifying
5. Voltage processing unit for I O boards Micro controller for controlling and monitoring the A C unit System bus interface for building services management system BMS options CAN BUS interface for connecting decentralised I O boards Serial PC RS232 printer interface Various analog sensor connections temperature and humidity sensors Controller handshake for linking a supervisor second controller LCD and LEDs for displaying data and operating conditions of the controller A C unit Button for operating the controller Various plug connections A basic I O board and an expansion I O board can be connected to the main board of the controller The description of the expansion board can be found on the following page The controller can also be expanded with an interface printed circuit board RS485 RS232C and options for the BMS connection The basic I O board is provided with the following interfaces Digital puso gt Inputs Outputs 9 Fan Compressor high pressure B Compressor Compressor low pressure D Heater 1 Electrical heater fault D Dehumidifying Humidifier fault E Humidifying Filter monitoring D Heater 2 External alarm D Alarm GE CW valve Analog Outputs Suction throttle humidifier gig de Voltage supply CAN bus E 0599 52 5 Each A C unit is fitted as standard with a controller and each module with an I O board A separate power supply unit is re
6. COMPTROL 5000 INDEX 52 Issue 5 99 OPERATING INSTRUCTIONS STULZ GmbH Hamburg Contents INTRODUCTION NOTES ON SAFETY PAGE CODE DESCRIPTION OF THE CONTROLLER OPERATOR INTERFACE OPERATING THE CONTROLLER DESCRIPTION OF MENUS DIALOGUE WINDOWS AND PARAMETER FIELDS Start up window Standard window Info menu Control menu Service menu FUNCTION DESCRIPTION Supervisor operation GE operation Dry cooler operation Internal sequencing for two units ZLT SEQ board Stand by operation Sensor broken SIGNALS DEFAULT SETTINGS OF THE CONTROLLER AT THE FACTORY CONTROL DIAGRAM HARDWARE DESCRIPTION Controller Installation of new software while keeping the parameters Standard I O board Expansion I O board Supply printed circuit board Temperature humidity sensors SYSTEM CONFIGURATION Wiring diagram of C5000 with I O boards Wiring diagram of C5000 with supervisor in 1st module Wiring diagram of C5000 with supervisor in 2nd module DESCRIPTION OF INTERFACE CARDS Card for C4000 relay board actuation PRINTER CONNECTION COMPUTER CONNECTION TROUBLESHOOTING CHECKING THE TRIACS OVERVIEW OF INFO LEVEL OVERVIEW OF CONTROL LEVEL OVERVIEW OF SERVICE LEVEL E 0599 52 3 Introduction This manual describes the operation and design of the controller The controller forms the central control station of the A C unit The complete A C unit is controlled and monitored by the controller Notes on safety Changing the pa
7. Supply air humidity 2 100 rel humidity Water temperature 47 50 C If one of the measured values is outside the specified range the sensor is recorded as defective If only part of the sensor temperature or humidity fails the operative part continues to be used for the control The defective part is ignored and no longer contributes to the control If sensors for return air and supply air are fitted the defective sensor is switched off and the appropriate type of control for the operative sensor is selected If for example the return air sensor fails during return air control with supply air limitation changeover is made to supply air control be adjusted previously by switching over to supply air control In this case the new set values are the supply air set values which can Service Control Control type If a water sensor fails the pumps and the dry cooler are switched on permanently if cooling or dehumidification is required E 0599 52 35 Signals General definition A signal always appears on the display if the entered limit values are exceeded or if any components of the A C unit do not work satisfactorily A distinction is made between four types of signals Limit value alarms Always occur if the entered limit values of the control of the A C unit are not achieved or are exceeded Limit value alarms are also evaluated in stop mode Unit faults Always occur if components of the A C unit are defective
8. 16 81 GE CW VALUE Hi M2 Ms M4 Suction valve SETPOINT4 SK GE CW valve STARTTEMP G O88 i 12 Drycooler GRADIENT PROP 65 05 05 a5 WATER TEMP C Pumps GE OFF 22 22 22 22 GE DEHUMIDIF 12 12 12 12 return return You can enter the start temperature in the form of a Enter the water temperature in positive difference to the setpoint of air temperature in the GE off field from which GE this window operation is no longer required With the aid of the gradient you determine to what because the water is too hot and extent a setpoint deviation is to be counteracted The may even contribute to the air smaller the gradient the more the GE CW valve is heating up opened at a particular temperature difference to the The GE CW valve is fully open start temperature The term gradient is used here in for dehumidifying in GE ope the sense of a proportional band ration In the GE dehumidi fication field you enter the water temperature below which dehumidifying is completed in which the GE CW valve is fully closed Start temp Return air temp glycol pump Return air temp Setpoint 10 Start temp Gradient in K GE CW valve return If you have selected a GE piping system with one or two pumps for the A C unit equipment you can enter the start temperature of the pump s in the form of a positive temperature difference to the setpoint in an additional window A pump switch over
9. Module functions Day Night Preferences Cooling Electrical heater Humidifying Dehumidifying Default Settings LPHW valve Compressor Suction valve GE CW valve Dry cooler LT Glycol pump Alarm tone Alarm priority Sensor calibration Date format Languages 9 Z9 6690 3 Equipment Overview of SERVICE level Equip Gen settings Data Manual oper return Gen settings a Number of modules Cooling Heating Humidity AA Manual operation Run times Alarm display Maintenance Data Compressor statistics Control Gen settings Supervisor iStandBy Module Auto start Sequencing Seq Temp Interfaces Options text Type of control Parameters Number of modules Cooling Heating Humidity Print data
10. With the COMPRESSOR 1 sin COMPRESSOR LUE compressor you choose between 1 sin GE CW VALVE gle stage compressor and 2 two stage GLYCOLPUMP DRYCOOLER compressor In the case of the other COUVER components you only choose between 1 or S and 1 stands for components which are actuated digitally and S for 3 constant i e components which are cope Tie actuated proportionally Only the suction COMPRESSOR throttle valve and the GE valve are actuated SUCTION VALUE k A rs a GE CW VALVE proportionally in this dialogue window GLYCOLPUMP BRYCOOLER LOUVER y With OK you confirm the entry and can COOLING return to the dialogue window below using COMPRESSOR the lt gt button in order to configure any SUCTION VALUE GE CWU UALUE other components GLYCOLPUMP BDRYCOOLER LOUVER COOLING i The applicable values for the equipment of the SUE Tran VALUE modules have the following significance GE Ch VALUE GLYCOLPUMP DRYCOOLER LOUUER not fitted 1st stage switched on 2nd stage switched on components are controlled proportionally E 0599 52 19 Continuation of the Service setting dialogue window Control Time delay Function Interfaces Options text return In this window you set whether the controller is to work as a supervisor 0 controller ope
11. dehumidification Glycol pump option Start temperature Hysteresis Drycooler Start temperature Hysteresis 5 5 45 90 90 Setpoint Kelvin M2 M3 M4 M1 0 7 0 9 0 3 0 3 0 3 0 3 0 3 0 3 Water temperat 34 2 35 2 36 2 1 9 2 1 0 7 Control humidity Control module function cooling compressor Control module function cooling suction valve Control module function cooling GE CW valve Control module function cooling pumping Control module function cooling drycooler E 0599 52 39 Electrical heater option Start temperature EH1 Hysteresis EH1 Start temperature EH2 Hysteresis EH2 Start temperature HZ3 Hysteresis HZ3 LPHW valve option Start temperature Gradient proportional Humidification option Start humidity Hysteresis Use proportional Gradient proportional Dehumidification option Start temperature Hysteresis Dehumidifying stop Settings Type of control Delay System Stage Temp humidity alarm All alarms Compressor interval Fan Louver Winter start E 0599 52 40 Setpoint Kelvin 2 0 0 5 2 5 3 0 0 5 0 5 Setpoint rel humidity 5 10 10 10 5 5 5 J5 o O O JO 10 10 110 10 Setpoint rel humidity 10 15 10 1 10 10 110 Setpoint Kelvin 5 T5 j5 20 20 Control module function heating Control module function heating LPHW valve Contr
12. device If the service interval entered is service intervall Ey exceeded the message Service appears on Service done B the controller Last service 16 07 1995 You can vary the service interval between 0 and 12 months You by pass the service message return by entering zero After the unit has been serviced set the 0 in the Service carried out row to 1 and the current date appears in the row under it A T r Tae The compressor statistics show the runtime of RUNTIME MEAN TOTAL CYCLES the compressor for each module the number of 1 Module 5705 42949018 cut ins cycles and the mean runtime which can 2 Module 56934 14 3 Module 64001 65541 be calculated as follows 4 Module a a Old mean value new runtime The temperature data will automati cally printed at 0 o clock if the value 2 for the print intervall is not zero You can obtain additional printings p data 17 43 In the Print data window you can mark with a if you select the temp data case and change Print intervall min 36 cross which data you wish to print out by setting the 0 to 1 The temperature curves of the aarti a printout pi the 0 to 1 Printing is initiated by this operation last 24 hours are then printed out in the form Alarm history and the 1 changes back to 0 again A print of a table You must specify the curve Parameters order must be triggered separately for each dat
13. limit values and setpoints for the required room humidity are to be entered in this dialogue window Specified limit values can be changed for the supply air humidity if an optional supply air sensor is installed Further dialogue windows can be selected in this menu in which the limit parameters and setpoint parameters of the individual A C unit components can be changed Furt her information can be found on the following pages in this index B If you select change you have the facility for establishing the operating time and the setpoint of room temperature thick line setpoint day operation dotted 2nd setpoint night operation Line No line A C unit off appears in the display Further dialogue windows can be selected in this menu in which the values shown can be changed Further information can be found on the following pages in this index E 0599 52 13 Continuation of the control module B function cooling dialogue window Compressor Suction valve GE CW valve Drycooler Pumps return as the difference from the m All start values are entered setpoint in K Hysteresis margin between the cut in and cut out point Temp Hysteresis COMPRESSOR START TEMP STI START TEMP ST2 HYSTERESIS SETPOINT R Mi M2 M3 M4 8 18 12 18 12 14 43 83 83 SUCTION Y STARTTEMP GRADIENT PROP return Mi a a5 retu
14. or do not work satisfactorily If a component is not configured the corresponding alarm is passive Example If no electrical heater in the 2nd module is configured the alarm input electrical heater fault in the 2nd module has no function The alarms fire alarm and water alarm are also evaluated in stop mode Other alarms are only evaluated in start mode Internal faults Occur when there is a controller or peripheral components which are defective or do not work satisfactorily Information texts Occur if redundant circuits are developed or service intervals have expired An alarm is displayed by a text output on the display of the controller an audible signal and by the alarm lamp LED lighting up If you operate the Reset button the alarm tone stops Operating the Reset button again cancels the alarm However the alarm occurs again if the cause of the fault has not been eliminated After an alarm signal the cause of the fault must be eliminated in accordance with the Fault cause elimination chapter in the unit specific operating instructions If an alarm input is provided with 24V no alarm is displayed In a lack of voltage cable rupture also the alarm is displayed E 0599 52 36 Possible signals on the display Display Limit value alarms Room temp too high Room temp too low Supply air temp too high Supply air temp too low Water temp too high Water temp too low Room humidity too high Room humidity t
15. parameters will be set to a default value VES If your A C unit is equipped with an optio nal humidifier you have the facility in this dialogue window for determining the start humidity the hysteresis of the humidifier as well as the starting humidity and the gradient of the associated proportioning valve You can define the start point of the dehumidifying circuit as well as the hysteresis in this dialogue window If the humidity exceeds the entered value the solenoid valve upstream of the evaporator closes and humidity is withdrawn from the air flowing through If you confirm this dialogue window with yes all the parameters of the control of the A C unit are set to the basic settings established at the factory The basic settings can be found on P 39 40 difference from the setpoint in m All start values are entered as the rel H If the temperature drops by the set temperature 5 below the setpoint when dehumidifying dehumidification is interrupted with a hysteresis of 1 Kelvin rh Dehumid stop function The same effect is achieved by switching off the voltage and keeping simul taneously pressed the ON OFF button and the RESET button until the standard window is visible while switching on again the voltage E 0599 52 15 gt Continuation control preference Continuation of the control preference alarm tone menu Continuation of the control preference alarm priority menu Cont
16. the C5000 system The ZLT board is based on the existing hardware and only differs from the normal 10 boards by the position of the address switch The two analogue outputs of the ZLT IO board can be used to transmit the actual values for humidity and temperature to a BMS Here the voltage of 0 V 10 V corresponds to the temperature range of 0 C 100 C and the humidity range 0 100 relative humidity X1 1 GND X1 2 Compressor fault HP LP Module 1 fixed X1 3 Compressor fault HP LP Module 2 fixed X1 4 Compressor fault HP LP Module 3 fixed X1 5 Alarm 11 can be configured X1 6 Alarm 12 can be configured X1 7 GND X1 8 Alarm 13 R for sequencing Copy of alarm relay 1 Ex a X1 9 Alarm 13 A for sequencing Copy of alarm relay 1 can be configured X1 10 Alarm 13 B for sequencing Copy of alarm relay 1 X1 11 Alarm 14 R for sequencing Unit 1 gt remote IO Unit 2 X1 12 Alarm 14 A for sequencing Unit 1 gt remote IO Uni 2 can be configured X1 13 Alarm 14 B for sequencing Unit 1 gt remote IO Unit 2 X1 14 GND ZLT board X1 15 Actual temperature 0 V 10 V 0 C 100 C X1 16 GND IO board X1 17 Actual humidity 0 V 10 V 0 100 rH Connection X1 18 Remote ON OFF remote 24 V OFF X1 19 FREE X1 20 FREE X1 21 FREE X1 22 FREE X123 For sequencing Group alarm from other unit X1 24 F
17. 0599 52 7 Display face z Menu line Time Info Control Service 16 20 Status symbols Night operation TT id Day operation Room Cooling 21 1 C 8 Heating 62 AH Displays the current room or 4 Humidifying supply air temperature and Ax Dehumidifying humidity Displays the operating conditions of the A C unit If the unit stops the display shows why the unit has stopped This symbol appears together with the 1 Remote on off message Service required 2 D button on controller 3 PC InCompTrol TeleCompTrol etc sTop f Gl amp 3 4 internal time switch Day night operation Status display Operating the controller The controller is operated in three function levels info control service which are shown in the menu line of the display All set parameters and function states of the A C unit can be called up in the info menu by the operator This menu is basically only intended for displaying all values and parameters However there is the possibility of changing parameters after entering a password in the info total climate display change menu and in the info day night change menu The parameters of the A C unit such as specified temperature specified humidity and switching on off values of the individual components can be changed and entered in the control menu The service menu is used to configure the A C unit and should only be operated by experienced customer servi
18. C max 6A CAN 1 to 5 16 possible 5 C 40 C 30 C 60 C D NJ ON UM EWN gt E 0599 52 49 Expansion I O board Connection assignment and technical data GND Switch position GE pump Compressor 2nd stage Heater 3 Module 1 Drycooler Louver GND 0 J ON UF WN GE pump changer Module 2 Alarm 2 GND 0 10 V LPHW valve GND 0 10 V humidifying ENS Conductivity measuring instrument 5 US Module 4 UPS heating humidifying off Water detector Drycooler Pump fault External alarm 3 Module 5 External alarm 2 Module 3 Adress BAY Technical Data Dimensions 145 x 100 x 30 mm Voltage supply 5 VDC 15 VDC Power consumption 4VA Alarm inputs 7 24 VAC DC 24V no alarm Outputs 2 analogue 0 10 VDC load rating 20 mA 2 digital max 10 A at max 125 VAC 5 digital 24 VAC max 6A I O board interface CAN Adjustable addresses 1 to 5 16 possible Operating temperature 5 C 40 C Storage temperature 30 C 60 C E 0599 52 50 LS S 66S0 A E le 1 0 board 1 0 board Connection Adrese 0000 Connection of contactors valves and sensors on the I O board Digt inputs Analogue outputs Digt outputs Digt outputs Voltage e g 24 V AC L I O board AVA T OC
19. Control preference sensor calibration menu If the difference between the display and the reference hygrometer is more than 10 rel humidity it must be rebalanced at R2 3 Humidity R20 Calibration is only required if the display is correct at approx 50 rel humidity and a larger difference occurs at approx 70 rel humidity Readjustment of the resistors only on consultation with the factory tel 49 40 5585 285 E 0599 52 53 System configuration Wiring diagram of C5000 with I O boards between the controller and the last I O board is 30 m For this a special data With separate installation of modules the maximum permitted cable length A cable must be used A Maximum equipment 1st module 2nd 5th module Can Bus 6 3 Controller 4 8 5 8 Et ee I O board ZLT board I O board Expansion Expansion I O board I O board S55 B Minimum equipment 1st module 2nd 5th module 3 Controller 4 8 5 ei I O board I O board E 0599 52 54 Wiring diagram of C5000 with supervisor in first module 1st module Can Bus Controller Supervisor I O board D Expansion I O board 2nd 5th module
20. GND Humidifying Alarm 1 GND 0 10 V GE CW valve GND 0 10 V suction valve Humidifier LPHW valve Air flow monitor Compressor high pressure Compressor low pressure Electrical heater fault Filter monitor Humidifier fault Ultrasonic 20 uS External alarm 1 145 x 100 x 30 mm 5 VDC 15 VDC 4 VA 7 24 VAC DC 24V no alarm 2 analogue 0 10 VDC load rating 20 mA 2 digital max 10 A at max 125 VAC 5 digital 24 VAC max 6 A CAN 1 to 5 16 possible 5 C 40 C 30 C 60 C D YOU WN Standard I O board CW Version Connection assignment and technical data Switch position Module 1 Module 2 Module 3 Module 4 Module 5 Technical data Dimensions Voltage supply Power consumption Alarm inputs Outputs I O board interface Adjustable addresses Operating temperature Storage temperature GND Fan Louver Heater 1 Heater 2 Dehumidifying GND Humidifying Alarm 1 GND 0 10 V GE CW valve GND 0 10 V Humidifier LPHW valve Air flow monitor Water detector Conductimeter 5 pS Electrical heater fault Filter monitor Humidifier fault Ultrasonic 20 uS External alarm 1 145 x 100 x 30 mm 5 VDC 15 VDC 4 VA 7 24 VAC DC 24V no alarm 2 analogue 0 10 VDC load rating 20 mA 2 digital max 10 A at max 125 VAC 5 digital 24 VA
21. REE Adress 0000 Both relays X1 8 X1 10 and X1 11 X1 13 are assigned exclusively for sequencing when using the sequencing function and are not available as an alarm output BMS Building Management System E 0599 52 31 From version 1 40 the assignment of the outputs X1 3 to x1 6 depends of the number of configured compressors This number corresponds generally to the number of modules exception CW units So the above mentionned outputs are only available as compressor fault outputs if the corresponding compressors are configured Otherwise they are available as freely assignable alarms GND Compressor fault HP LP Module 1 fixed Compressor fault HP LP Module 2 Alarm 15 can be configured Compressor fault HP LP Module 3 Alarm 16 can be configured Compressor fault HP LP Module 4 Alarm 11 can be configured Compressor fault HP LP Module 5 Alarm 12 can be configured GND Alarm 13 R for sequencing Copy of alarm relay 1 e i Alarm 13 A for sequencing Copy of alarm relay 1 can be configured Alarm 13 B for sequencing Copy of alarm relay 1 Alarm 14 R for sequencing Unit 1 gt remote IO Unit 2 Alarm 14 A for sequencing Unit 1 gt remote IO Uni 2 can be configured Alarm 14 B for sequencing Unit 1 gt remote IO Unit 2 GND ZLT board Actual temperature 0 V 10 V 0 C 100 C GND IO board Act
22. The suction valve is actuated analogously the control is S constant The procedure for the entry is explained on the next page Here you specify which module is equipped with an electrical heater with a hot gas heater and with a LPHW heater With the electrical heater you can also choose the 2 for the 2 stage electrical heater The valve for the LPHW heater is actuated analogously the control is S constant The procedure for the entry is the same as for the Service equipment cooling menu refer to next page Here you specify which module is equipped with a humidifier steam humidifier or ultrasonic with a conductivity measuring instrument for ultrasonic only and with a dehumidifying valve With the humidifier you can choose between constant control S and 2 point control 1 depending on the actual equipment of your unit The procedure for the entry is the same as for the Service equipment cooling menu refer to next page of the Service equipment cooling Changing values using the example dialogue window y After you have pressed the OK button the COOLING adjacent dialogue window appears You can COMPRESSOR now make a choice between the modules GE CU VALUE using the lt gt button If you press the OK GLYCOLPUMP BEVEOULER button again the dialogue window below COULER appears 3 You can now change the value in the box by COLLING operating the lt gt button
23. a interval for this Possible values R n tinye area temp data alarm history etc return From version 1 40 all printings contain the CPU 15 min produces 96 values per sensor address 30 min produces 48 values per sensor 60 min produces 24 values per sensor E 0599 52 23 Continuation of the Service manual operation dialogue window Modules Cooling Heating Humidity Air return When exiting the manual operating level manual operation is ended automatically HUMBER OF return COOLING COMPRESSOR SUCTION VALUE GE CW VALUE GLYCOLPUMP DRYCOOLER return HH 17idr HEATING E HEAT ING HOTGAS REH HW HEATING Mi M2 M3 M4 return HH 17i4r HUMIDITY HUMIDIFIER DEHUMIDIFICATIO Mi M2 M3 M4 1 ve a Bry Dh return HH 17 48 AIR CON LOUUER Mi M2 M3 M4 1 RS Be return Operation in this menu item is explained in more detail on the next page You can start the compressor the glycol pump the dry cooler and the function of the suction valve and the GE valve in this dialogue window The symbols in the table have the same meaning as for the configuration of the unit in the Service equipment menu You can start the function of the electrical heater the hot gas heater and the LPHW hea
24. assword XXX The password is entered using the selector buttons and the confirmation button The password is lt left selector button OK button gt right selector button the first two buttons must be pressed whilst the double dot of the clock is visible Temperature Humidity Module functions Day amp Night Preferences return You only enter the control mode after entering the correct password Changing the parameters in AN the control module functions menu requires a high level of experience of dealing with refrigerant conducting systems and must therefore only be carried out by an authorised specialist The operating time and the setpoint of room temperature is displayed in this dialogue field The A C unit then works in a weekly cycle according to the set values After going through the days Mon to Sun you enter the field where you can change the second setpoint C min Setpoint 12 22 8 Sup air 18 Water 12 se return RH i 18 Sup air 18 return Heating Humidification Dehumidification Default settings return 246 C Alarm Alarm priority Sensor adjust C F Date format Languages Limit values and setpoints for the required room temperature are to be entered in this dialogue window The specified limits can be changed for the supply air temperature and water temperature The
25. ce staff You will find the following parameter settings in the dialogue windows S constant actuation 0 10V 0 off 1 2 single stage 2 stage 0 99 degree of opening of a valve components not fitted Fi option selected components currently active E 0599 52 8 Selecting menu contents You select the menu contents by selecting the required option of the menu line shown with a dark background Actual seth using the selector button and then confirm with OK Module state RS The menus are shown in the display Event Log return Opening dialogue window You open a dialogue window by selecting an option with the selector button from the menu and confirm with OK The dialogue window now appears on the display sn rs Modules Heating el r Dialogue Humidificatio window Dehumidification XXX return Changing parameters Select the parameter field in the dialogue window using RUE the selector button and confirm with OK The om 2 et parameter field is now provided with a frame Change wr 2 _ Ir Parameterfield the value shown using the selector button When you return confirm with OK the revised value is entered and the frame of the parameter field disappears You can now change other parameters Description of menus dialogue windows and parameter fields When the A C unit is switched on the start up window appears on the dis
26. double dot of the clock is visible Gen settings Data Manual oper return You enter the service level only after entering the correct password Modules Cooling Heating Humidity return Time delay Function Interfaces Options text return Runtime Alarm history Service data Statistics Printdata return odules Cooling Heating Humidity Air return The equipment of the A C unit is divided up into four areas In this dialogue window you select the area in which you wish to configure the unit Further information can be found on pages 18 and 19 a You select the area in which you wish to make further adjustments in this dialogue window The sub item Function is important during supervisor operation for the configuration of stand by modules and for internal sequencing Further information can be found on pages 20 22 Predominantly sub items in which you can scan data are in this menu You should call up the sub item Service data after service is complete You need the sub item Print data to select the values which are to be printed and to start printing Further information can be found on page 23 B Control is possible in manual operation in this menu However only those compo nents which are configured in the Service equipment menu or are actually fitted e g the louver can be put into operatio
27. e also displayed in this dialogue window night operation change Password XXX After entering the correct password with change you have the facility of specifying the operating time or changing one of the setpoints The description of the dialogue window can be found in the control day night menu This dialogue window shows the actual and specified temperature humidity Furthermore the setpoints shifted by the controller CORR are displayed These setpoints are due to the week cycle pro gram see below or by the sensor limitation control see page 21 The shifted setpoints are priority setpoints The operating state ofthe components of the refrigerant circuit of each individual module is displayed in this dialogue window odules GE CW value Compressor Drycooler Suction valve If the individual modules of your A C unit are equipped with a heater the operating state is displayed in this dialogue window PWW valyve Modules Humidification Dehumidification If individual modules of your A C unit are equipped with a humidifier the operating state of the humidifier is displayed in this dialogue field In addition the display indicates whether the dehumidification circuit is switched on or off Control menu In the control menu you have the facility for changing various parameters and operating states of individual modules and components of the A C unit P
28. ensor broken E1 sensor broken E2 sensor broken Internal faults 1 O transmission fault B 1 O transmission fault E CAN bus fault Information texts Service due 8 o clock Supervisor Os Supervisor failure Os Supervisor operation 30s Stand by module active Os UPS Os Fire Fire alarm system Room temp sensor cable broken Room humidity sensor cable broken Supply air temp sensor cable broken Supply air humidity sensor cable broken Water temp sensor cable broken Outside temp sensor cable broken External sensor 1 cable broken External sensor 2 cable broken Connection or basic I O board defective Connection or expansion I O board defective Controller defective cable connection or transmission faulty Service interval expired Controller works as supervisor Supervisor defective Controller defective Main module defective limit value exceeded Uninterrupted power supply The information alarm is delayed until 8 o clock the next day E 0599 52 38 Default settings of the controller at the factory Temperature Setpoint Max C Menu Room Supply air Water Humidity 5 5 20 24 0 Setpoint 35 35 45 Control temperature Max r H Room Supply air Compressor Start temperature Ist stage Start temperature 2nd stage Hysteresis Suction valve option Start temperature Gradient proportional GE CW valve option Start temperature Gradient proportional GE off GE
29. erences Languages menu E 0599 52 45 Installation of new software while keeping the parameters The installation of new software without loosing the parameters is only possible with the presence of a supervisor The following description is based on a 2 module unit with the controller in the first module and the supervisor in the second module 1 Switch off all modules at the main switch if existant or disconnect the 24V voltage from the controllers 2 Disconnect the cable between the controller and the supervisor pin 17 to 20 on the C5000 3 Exchange the supervisor software 4 Switch on only the module with the supervisor mod 2 The new software is reset from the supervisor mode back to controller mode Set the supervisor function to 1 in the menu Service Gen settings Function 5 Switch on the module with the controller too mod 1 The parameters will now be transmitted from the controller to the supervisor After a short beep the transmission is accomplished BE lind EL AL TE 6 Switch off all modules 7 Exchange the controller software E 0599 52 46 8 Switch on module 1 only Set the supervisor function to 1 in the menu Service Gen settings Function The C5000 in module 1 is now in supervisor operation mode too 9 Switch off module 1
30. ervisor except for the following Time CPU address only required for remote monitoring Loudness of alarm tone Parameters of serial interfaces Sensor calibration values In addition to the current parameters the controller transmits the START STOP condition to the supervisor In normal operation of the first controller the Room LA supervisor shows the following display 228 C 59 RH Supervisor ER Me Info Control Service 2 22 If the first controller fails or there is a broken sensor qyggmmmcontrol service 4 06 on the first controller the supervisor takes over the FPE GET control and displays the following signal In addition 188 C there is an alarm tone which can be acknowledged 34 7H using the reset button Tga If the fault is eliminated and the first controller is required to take over the control the supervisor must be de energised The unit must be switched off briefly for this purpose After replacing a controller which is to act as a supervisor proceed as follows 1 Disconnect the controller which controls in the normal case from the mains disconnect 24 V at terminal 1 If the controller and the supervisor are installed in different modules it is sufficient to switch off the module in which the controller is located at the master switch 2 Switch on unit 3 Configure supervisor as supervisor refer to P 20 4 Disconnect supervisor from the supply voltage refer to ite
31. ing the lt gt button You confirm the entry with OK and you can now go back to the dialogue window below using the lt gt button in order to switch individual components Module 1 now operates in manual operation and is excluded from the control by the controller On components which are controlled analogously such as LPHW heater Humidifying 2 point control also possible Suction throttle valve GE CW valve percentage indication appears in the display which specifies the degree of opening of the valves in the case of the above mentioned valves The number specifies the degree of opening of the LPHW valve for the LPHW heater The number repre sents a percentage output indication for humidifying The applicable values for the equipment of the modules have the following significance not fitted or off fitted but off 0 1 1st stage switched on 2 2nd stage switched on 0 99 0 99 output If the module is switched off again in manual operation all adjustments in the cooling heating etc menus are reset to zero and the controller takes over the control again E 0599 52 25 Function description Supervisor operation The supervisor takes over the control of the system if the controller reports a broken sensor or no data transmission to the I O board has been registered for at least 15 seconds Previously all the adjusted parameters of the first controller are automatically transferred to the sup
32. inuation of the control preference sensor compensation menu Continuation of the control preference C F menu Continuation of the control preference date format menu Continuation of the control preference languages menu E 0599 52 16 Alarm priority Sensor adjust C F Date format Languages return Alarm text Priority Filter failure return Alarm relay assignment Module Basic I O board Expansion I O board ANALOGUE amp return Alarm Alarm priority Date format ahrenheit Languages return Alarm tone Alarm priority Sensor adjust C F dd mm yy mm dd yy return Alarm Alarm priority Sensor adjust C F English Date format Russian Chinese return You can adjust the volume of the alarm tone in this dialogue window You can assign the alarm signals to the alarm relay in this dialogue window External alarm signal systems can be connected to the alarm relay Depending on the number of existing I O boards 1 10 alarm relays are available under priority one alarm relay per I O module 0 means no assignment Alarm relay 1 can not be deconfigured It corresponds to a collective alarm and is also set if e g alarm relay 2 is set by an alarm message If a ZLT board is fitted some additional alarm relays are available see page 31 You can have the actual values of the sensors displayed in this dialogue window and compared with the values
33. ion level Graphic Actual setp Module state Day amp Night Runtime Event Log return In this menu you obtain information about the room climate about the A C unit modules about the day night operation and as well about the unit runtimes All alarm signals of the A C unit are listed in this dialogue window The signals contain the following information Module alarm report day and time When the unit was started and stopped is also displayed Up to 20 events can be displayed The alarm memory is erased by keeping pressed the button combination of RESET and OK until the standard window is visible while switching on the voltage Temperature Room Sua aly Water Outs air Humidity Room Sup ay return HAE In this dialogue window you select the required information and call up the display Not all combinations are possible Only the values which are provided with sensors can be selected Non assigned values are shown in grey Further information can be found on the following a pages of this index az A ononon mm Da ar a m 7 7 3 DST GOQG OO OC TOTOTONDEDE DoNNa DT EOEOZOr DADI Moemema 7ImMAy AA ASM sas TATA TATW LUN TLTDALIMEM Se lundi lilas lentes le CAC CA CAL ACL DOGGBETQDME BABARI KIKIRIKIJA ooo 1 SH P Panenan OF return The temperature and air humidity in the last 24 hours are shown in this dialogue window The
34. l temperature Setpoint is more than the instantaneous setpoint seq temp value i in K When the setpoint temperature seq temp 2 is reached the stand by unit switches off again In the event of a fault the defective unit switches off and the other unit takes over If there is a fault in both units both units switch on in order to ensure the room is cooled if there are slight faults e g humidifier defective The connection of both units can be seen from the following sketch In order to test the sequencing function there is the facility of setting the clock of the controller to 59 minutes The first changeover then takes place on the hour Unit Unit 2 C5000 controller C5000 controller Basic IO board Basic IO board ZLT SEQ board ZLT SEQ board Output X1 12 X1 13 24V supplied on X1 12 Remote ON OFF X1 18 Input X1 23 24V Group alarm X1 9 X1 10 Group alarm X1 9 X1 10 Input X1 23 24V BMS Building Management System E 0599 52 30 ZLT SEQ board The ZLT IO board provides the facility of supplying up to 7 BMS signals individual fault signals The assignment of some outputs can be configured in the C5000 according to customer requirements in menue Control preferences alarm priority In this menu the additional alarm relays 11 16 are available As a result the alarm outputs existing in the C4000 system can also be made available in
35. m 1 5 Connect controller connect voltage or switch on the module concerned 6 Connect supervisor refer to item 5 E 0599 52 26 From the version 1 40 the following changes affect on the supervisor operation 1 The message Supervisor is also visible in stop mode Deontrol Service 2 27 Room 22 8 C 2 The local time of the supervisor is adjusted with the 39 RH Supervisor controller time when the supervisor is switched on and when the controller time is changed 3 Status messages menu INFO will be transformed to the supervisor when they have been changed They are displayed by means of symbols as on the controller 4 Alarm messages are transmitted to the supervisor The reset of the alarms has to be done with the reset gyggmmmmcontro service 2 28 button on the controller and supervisor eye ene An alarm reset on the controller is transmitted to the 22 8 C 59 RH supervisor An alarm reset on the supervisor is not vies transmitted to the controller Z ae As an indication for the source of fault an S for the supervisor was added A fire alarm appearing on the supervisor is transmitted to the controller E 0599 52 27 GE operation Various adjustments can be made during GE operation which concern the two components of the GE unit The GE valve and the pump s if fitted You have to call up the Control module function cooling menu window for this purpose i p
36. main type of control The hysteresis is 1 0 Kelvin and 3 rel humidity E 0599 52 33 3 Sequencing lowest priority Redesignating the stand by module within a unit is carried out once a week The stand by module exchanges with modules which are identically equipped in sequence through the unit The same equipment relates to Cooling compressor Heating electrical heater 1 2 refrigerant heater Humidifying Dehumidifying The parameters between the old and the new stand by module are replaced in the process If the stand by module is already started due to false start alarm start or manual start the sequencing between the modules is suspended for this time The weekly redesignation time shifts accordingly The weekly redesignation time can be reduced to 5 minutes for test purposes 1 Switch off the voltage 2 Keep simultaneously pressed the gt button and the RESET button 3 Switch on the voltage 4 Release the buttons when the standard window is visible Switching off and on the voltage sets the redesignation time back to 1 week 4 Manual start The stand by module can be started and stopped manually This occurs in the Service manual operation menu Refer to Pages 24 25 E 0599 52 34 Sensor broken Valid value range of sensors values measured by the sensor without readjustment Return air temperature 2 50 C Return air humidity 2 100 rel humidity Supply air temperature 2 50 C
37. meters return You can select the parameters field and then obtain the lower dialogue window below for the Room supply air limited and Supply air room limited types of control Gradient Starthumidity Gradient return The start temperature can be varied between 0 and 40 K in 0 1 K stages The gradient can be varied between 0 and 2 in stages of 0 1 The start humidity can be varied between 0 and 90 in 1 stages Setpoint Temperature p Tre Actual value Setpoint 4 Humidity H Actual value E 0599 52 21 The supply air control with room air limitation is based on the same control principle as the supply air limited room air control Only here the setpoint shift works in the opposite direction because it works on the basis that the supply air is colder than the return air Return air If the room temperature exceeds the start temperature entered the temperature setpoint is reduced If the room humidity drops below the starting humidity entered the humidity setpoint is increased T H sensor for return air T H sensor for room air Height gt 1 5m Supply air T H sensor for supply air The limit values of all four input variables are monitored for room air control with supply air limitation and for supply air control with room air limitation Room air temperature Room humidity Supply air tempe
38. n Refer to pages 24 25 gt E 0599 52 17 Continuation of the Service equipment dialogue window Modules Cooling Heating Humidity return E 0599 52 18 Number of Modules 4 return You enter the number of the modules which are to be controlled in this dialogue window If you enter more modules than are actually present the Transmission error alarm appears If you press the OK button in the upper dialogue window the dialogue window appears which is illustrated on the right COOLING COMPRESSOR SUCTION VALUE GE CU VALUE GLYCOLPUMP DRYCOOLER LOUVER pt 17 21 HEATING Mi M2 M3 M4 ESHER T ING i o o HOTGAS REH Le i re HUR HEATING 5 5 5 5 return a 17 22 HUMIDITY Mi M2 M3 M4 HUMICIE TER 1 1 1 CONDUCTIVITY Se Se DEHUMIDIFICATIO 1 1 return EG 2 17 24 Number of Modules 4 return The value from 1 to 5 can be changed using the lt gt button You return again to the left dialogue window using the OK button At the same time the new value has been adopted Here you specify which module is equipped with a suction valve with a GE valve with a glycol pump with a dry cooler and with a louver With the compressor you can choose between no compressor CW version see page 49 1 and 2 for the 2 stage compressor
39. n l for 10 minutes every 4 hours in e 10 C Start temp this temperature range a re Stop temp D Outside air temperature 8K al A second alternative that the controller changes over into dry cooler winter operation arises for the External sensor option if the outside air temperature is 8 Kelvin below the setpoint for the return air temperature Note A GE CW valve must be configured to have the dry coolers correctly started at a water temperature gt 10 C in winter operation E 0599 52 29 Internal sequencing for two units Additional outputs and inputs are required to realise the sequencing function An additional lO board is used in order to retain the existing outputs In addition the ZLT SEQ board offers the facility of assigning BMS signals to the free outputs The assignment of the outputs can be configured in the C5000 using software The sequencing function is configured in the service level of the C5000 Unit 1 Unit 2 Gen settings Gen settings Supervisor Supervisor StandBy Module StandBy Module Auto start Sequencing i 5 return return The sequencing time is set between 1 and 254 hours in Unit 1 Unit 2 must be set to 255 hours A changeover always takes place on the hour Value zero causes the deactivation of the sequencing function If the value seq temp connection of load is more than zero the stand by unit switches on if the actua
40. n to a STULZ monitoring system is to take place Adress Adress The function address of the card is adjusted with a jumper Adress Function Interface for monitoring system or another building services management system Interface for C4000 relay boards Terminal strip reserved reserved 4 Shielding Terminal strip The data line is connected to this terminal strip Connection Meaning 5 VDC operating voltage of the interface card RS 485 dataline HIGH RS 485 dataline LOW 0 V ground of interface card Shielding The shielding of the dataline is connected to this 6 3 mm flat connector This connection has no connection to the ground of the interface card The ground potential must be brought in from outside E 0599 52 57 Printer connection A requirement for a printer connection is a serial RS 232 interface on the printer The printer is connected to the terminals 23 24 and to a ground e g terminal 29 of the controller printed circuit board Further adjustments can be made in the Interfaces dialogue window corresponding to the technical data on the printer Adjustments under Port 0 are substantial here The following adjustments are possible Data flow return The XON setting must always be selected for the connection of a printer All other settings must agree with the settings on the printer If you use the STULZ printer cable the assignmen
41. occurs after 20 operating hours provided 2 pumps are configured Refer to P 17 Service equipment cooling menu If only one pump is configured no changeover takes place E 0599 52 28 Dry cooler operation Dry cooler operation depends on water temperature the temperature setpoint of the return air and in the case of the external sensor option also on the outside air temperature A distinction is made between two methods of operation these being summer operation and winter operation With summer operation the start temperature for the dry cooler is entered in the Control module function cooling dry cooler menu and the hysteresis can be varied between 0 and 20 K ISTARTTEMP 39 39 33 HYSTERESIS 5 3 5 return If the water temperature drops sufficiently due to a falling outside temperature so that it is lower than the stop temperature for the dry cooler this is only switched on for 10 minutes every 4 hours If the water temperature in this time reaches a temperature of 2 Kelvin below the setpoint for the return air temperature a changeover is made to winter operation The start temperature for the dry cooler in this case is 10 C and the hysteresis is 3 Kelvin Setpoint of return air l Winter operation Summer operation CI T 7 Water Water temperature too high Q g On Dry cooler g 3 2 2 2 Off 2K Water temp The dry cooler is switched o
42. of external measuring devices The measured values displayed can be calibrated here The temperature display of all dialogue windows can be changed over to C or F in this dialogue window The date display can be changed over to dd mm yy or mm dd yy in this dialogue window You can select the language in which the commentaries are displayed in the dialogue windows in this dialogue window The illustration only shows a selection of possible languages Service menu In the Service menu you have the facility for changing the configuration of the A C unit Furthermore you can change the settings in respect of types of control and other parameters as well as scan further data and operate the A C unit in the manual operation level without having to use the controller as a control unit Alarm signals do not appear in the service level on the dialogue window but only by means of an acoustic signal and the alarm LED If you want to know which alarm has occurred you must return to the main menu Whilst you are in the Service level the control of the A C unit is continued Only in manual operation is the module which you control in hand operation taken out of the control by the controller Password XXX The password is entered with the selector buttons and the confirmation button The password is gt right selector button OK button lt left selector button the first two buttons having to be pressed while the
43. of the menu sub items __ If by contrast you press the lt gt button you enter the display of the right window Assuming that you have a second temp humidity sensor connected you can then CC Control Service 17 92 Boom R 31 RH fe change from the display of room air conditions to the display of supply air conditions in this window By pressing the OK button a frame appears around the field to be changed CCR Control Service B 4 You change the display with lt gt CCR Control Service Sup Air_ 20 0 C 49 RH Ra The change is adopted with OK and using the lt gt button you reach the next window in which you can change over from day to night operation The button operation is based on the same sequence as just__ outlined Day operation corres ponds to operation at the initial setpoint temp Night operation corresponds to operation at the CC Control Service 17 03 SX 20 0 C 49 RH STULZ second setpoint see page P 13 The final item which you can change in the standard window is the time as shown in the left window which you can reach using the lt gt button The following can be adjusted in sequence Year Month Day Hour Minute Info menu Various data and operating states of the individual modules and components of the A C unit are displayed in the info menu Parameters cannot be changed in this funct
44. ol module function humidification Control module function dehumidification Function Supervisor Stand by module Autostart Sequencing Seq temp Interfaces Baud rate Parity Stop bit Data flow CPU address Control diagram Temperature control Return air temp too high Supply air temp too high Suction valve Compressor GE CW valve 2 5 D nn D Q Setpoint Refrigerant heater Stand by module start Stand by module start Electrical heater 1 per module Electrical heater 2 Supply air control Return air control LPHW heater Supply air temp too low Return air temp too low E 0599 52 41 Control diagram Humidity control Humidity Return air humidity too high Supply air humidity too high Dehumidifying per module Setpoint t Yn 2 TD gt 2 TD Cc 09 Supply air control Humidifying per module Return air control Proportional humidifying Supply air humidity too low Return air humidity too low E 0599 52 42 Controller Connection assignment and technical data D J ON UF WN gt 24V AC GND Return air temp Return air humidity 15V DC GND Supply air temp Supply air humidity 15V DC GND Water temp Outside temp External temp External humidity External on off External on off Reset in Reset in Reset out Reset out Fire alarm 5V DC TX data RX data PC de
45. onductivity meter X1 19 Compressor high pressure UPS heater humidifier off X1 20 Compressor low pressure Water detector X1 21 Electrical heater alarm Dry cooler alarm X1 22 Filter monitor Pump alarm X1 23 Humidifier alarm Auxiliary alarm 3 X1 24 Auxiliary alarm 1 Auxiliary alarm 2 Adress 0000 E 0599 52 6 Operator interface The C 5000 controller is installed in the control section of the A C unit and can be operated from the front of the A C unit Operational Selector button controls of the Confirmation button controller Reset button Alarm On off Audible indicator Display Onok swta Selector button You can select menus and change parameters with the selector button Confirmation button You acknowledge the functions parameters selected with the selector button with the confirmation button Reset button Alarm signals are acknowledged with the reset button whereby the alarm tone is silenced The changed parameter values can also be reset to the standard setting LED alarm This LED display lights up in the event of an alarm LED on off This LED display lights up when the A C unit is switched on On off switch The A C unit is switched on off with this button Audible indicator The audible indicator issues an alarm tone when there are alarm signals in the display Display The display shows data operating conditions and information for the operator s guidance E
46. oo low Supply air hum too high Supply air hum too low Adjustable between 0 2550s Unit faults Air flow failure Compressor LP fault Compressor HP fault Electrical heater fault Humidity defective Filter fault Supervisor alarm Conductivity failure Ultrasonic fault Pump 1 fault Pump 2 fault Dry cooler fault Water alarm Auxiliary alarm 1 Auxiliary alarm 2 Auxiliary alarm 3 D 15s after US 0 255s after CS 3s V 3s V 3s V D 15s after US D 30 min D 30 min D 3s D 3s D 3s D D 10s after US D 10s after US D 10s after US D 10s after US greater than limit val less than limit val greater than limit val less than limit val greater than limit val less than limit val greater than limit val less than limit val greater than limit val less than limit val Fan failure V belt defective Insufficient refrigerant Compressor defective Heater has over heated Steam humidifier defective Filter contaminated Actual value gt or lt limit value Conductivity gt 5u S Conductivity gt 20u S Glycol pump GE defective Glycol pump GE defective Dry cooler defective Water in raised floor Freely assignable Freely assignable Freely assignable D Adjustable delay 0 255s Service adjustment delay menu US Unit start CS Compressor start E 0599 52 37 Display Fire alarm RT sensor broken RF sensor broken ZT sensor broken ZF sensor broken WT sensor broken AT s
47. place for the room air control in accordance with setpoints for the supply air set in the Control temperature humidity menu The limit values of the supply air are monitored With the room control with supply air limitation the control takes place via the T H sensor in the return air intake and via a second T H sensor in the supply air Primarily the control takes place as for room air control only if the measured supply air temperature exceeds a certain temperature which is described with Start temperature in the Ser vice adjustment control parameters menu item does an increase in setpoint occur The extent of the setpoint increase is determined by a factor which you enter as a gradient in the Service adjustment control parameters menu The relationship according to which this happens is made clear by the graph opposite A steep gradient drastically corrects the failure to meet the supply air temperature but has the risk that the control circuit starts to hunt With humidity control the setpoint shift takes place in the opposite direction If the adjusted starting humidity is exceeded by the measured supply air humidity the setpoint is reduced You can also enter a gradient factor for this The relationship is shown in the graph opposite New setpoint old setpoint gradient start value actual value Example temperature 20 5 20 0 5 16 15 Example humidity 49 50 0 5 70 72 Control type Para
48. play which is faded out after a short period After this the standard window is shown from which you enter all sub menus and dialogue windows Start up window The start up window shows you the version If you keep the lt button pressed whilst number of the software as well as the starting you can observe the start up manufacturer of the A C unit The window for a longer period configuration of modules 1 5 MOD is also displayed Explanation of letters below the EXT text field B Basic I O board Interface card available E Expansion I O board A ZLT board available R Interface card for actuating C4000 relay boards available M MIB board available C 5000 VX X E 0599 52 9 Standard window nfo Control Service 16 20 Room 211 C 62 RH ER CCR Control Service Room 20 3 C 31 RH Info Control Service 17 63 Sup Air Ea 20 0 C 49 RH STULL CC Control Service EE Supir 20 0 C 49 RH STULL E 0599 52 10 The standard window is continuously displayed when the A C unit is operating In this standard window you can adjust the time changeover between room and supply air display and changeover from day to night operation You can also enter the additional menus from this standard window You enter the left dialogue window by pressing the OK button When the OK button is pressed again you enter the next page to the display
49. quired for the I O board if it is not located on the controller The controller and the I O boards are connected to each other via a CAN bus The following illustration shows the basic configuration of a three module A C unit Module Module Module Voltage supply Voltage supply Voltage supply Power supply unit lt gt Power supply uni lt gt Comp Trol 5000 I O board I O board I O board The A C unit can be equipped with an additional controller supervisor If the controller fails the supervisor takes over the control and monitoring of the complete A C unit Expansion I O board The expansion I O board enables you to equip your A C unit with further options You can see from the following table which options you require an expansion I O board for Standard board N02 Expansion board N03 X1 1 GND GND X1 2 Fan GE pump X1 3 1 stage compressor 2 stage compressor X1 4 Heater1 Heater 3 X1 5 Heater2 Dry cooler X1 6 Dehumidifying Louver X1 7 GND GND X1 8 Humidifying R Pump changer R e X1 9 Humidifying A Pump changer A X1 10 Humidifying B Pump changer B X1 11 Alarm 1 R Alarm 2 R X1 12 Alarm 1 A Alarm 2 A X1 13 Alarm 1 B Alarm 2 B 10 board X1 14 GND GND X1 15 GE CW 0 10V PWW valve 0 10V X1 16 GND GND IO board X1 17 Suction humidif PWW 10V Humidifying 0 10V Connection X1 18 Airflow C
50. r temp S Supply air humid External temp External E 0599 52 44 Replacing the EPROM set on the C5000 controller The unit must be switched off at the master switch before you start the work It is wise to note or print out the parameters set as all parameters must be re entered after changing the EPROMs Use a small screwdriver to carefully prise the EPROMs out of the sockets on both sides until the EPROMs can be removed by hand Before installing the new EPROMs it may be necessary to bend the small legs on both EPROMs somewhat closer together on a smooth surface so that the EPROMs can be more easily installed in the socket When you install the new EPROMs ensure that the small notch on the EPROM is on the same side as shown in the following drawing 11x 24V Sensors I O cards Push on terminal strip Controller printed circuit board BMS Interface D gt EPROM 1 PRG EPROM 2 TXT S 232 Ext ON OFF Reset b ST A R 2 4x CAN 3x After the EPROMs have been replaced the master switch can be switched on again When switching on ensure that the new version number as well as the connected 1 0 cards are correctly displayed In the next step all parameters if they deviate from the default settings must be readjusted The default language is English If you require another language you can change this in the Control Pref
51. rameters of individual components of the unit at the controller requires a high level of experience of dealing with refrigerant conducting systems and must therefore only be carried out by an authorised trained specialist P We recommend STULZ customer service for the adjustment and service of your A C unit It is absolutely essential to carefully read through and comply with the operating instructions before operating the A C unit If faults occur when operating the A C unit or when changing the parameters these are to be immediately eliminated in accordance with the respective section fault cause elimination of the operating instructions for the A C unit The notes on safety listed at the start of all operating instructions must be complied with without fail If danger occurs or if refrigerant escapes the A C unit must be immediately switched off with the emergency switch and the cause of the fault must be eliminated Page code The page code contains the following information E 0599 52 3 i T Page no Index no Language D German Date of operating instructions month year E English F French S Spanish E 0599 52 4 Description of the controller The controller CompTrol 5000 is used for operating controlling and monitoring the complete A C unit It consists of a main printed circuit board with voltage processing unit The following function groups are located on the main printed circuit board
52. ration 1 supervisor operation Also refer to P26 You select which module is to be operated as a stand by module 0 4 0 there is no stand by mode Also refer to P 33 34 If you have set the Autostart function on 1 the unit is started automatically after a power failure If the unit was switched off before the power failure local remote PC or time switch it also remains switched off after the power is restored The sequencing time can be set between 0 and 255 hours the sequencing temperature between 0 and 10 Kelvin Also refer to P 30 The Baud rate can be set between 0 3 and 19 2 k Baud Refer to the printer computer connection P 58 for further settings The CPU address can be varied between 1 and 255 and gives the unit controller a name in the data exchange with other systems sequencing box telecomptrol In this window you enter custom texts for the auxiliary alarms With OK the cursor goes letter for letter through the text the letters are changed using lt gt All upper and lower case letters can be used as well as numbers and some special symbols E 0599 52 20 Control type Parameters return 17 26 Stage Seconds Hoes Temp humidit al 46 All alarms B more return 17 27 Seconds CET ee 240 68 94 188 return Gen settings return return
53. rature Supply air humidity The sensor should be positioned depending on the space available thermal load distribution and selected type of control E 0599 52 22 B Continuation of the Service data dialogue window You can read off the operating hours per module Runtime for the components shown below in the Alarm history Module 1 Runtime menu Service data Module 2 Fan Statistics Module 3 Printdata Module 4 Compressor Electrical heater return return Pump 1 Pump 2 Humidifier Compressor Using the Ok button you change to the manue i numerical field and can select a module with the Module 3 lt gt button and reset the counter status to 0 by Module 4 OK If you do not wish to change anything you exit the numerical field using the lt gt button return The last 80 alarms which occurred are listed in the menu item Alarm history The number in front of the colon specifies the defective module C stands for controller A summary of all potential signals can be found on Page 37 38 The alarm memory is erased by keeping pressed the button combination of RESET and OK return until the standard window is visible while switching on the voltage NOAN AR ADHD TI tir BIARRA BIN PPT PAT sescescsss AINSI ae a es N ey F HIG BB to MD The Service data menu item represents a month control
54. rn GEZ CW VALUE STARTTENF GRADIENT PROP GE OFF GE DEHUMIDIF Mi M2 M3 M4 SETPOINT R Be OF 14 12 45 05 GS 05 WATER TEMP C 22 22 22 22 12 12 12 12 Using the example of the compressor Gradient Increase in the opening angle depending on temperature Temp Gradient B Continuation of control module functions heating dialogue window E HEATIH SETPOINT K Hi M2 M3 M4 SIS 65 ar 69 1 1 HYSTERESIS 03 85 85 85 STARTTEMP EH2 G GS 18 12 HYSTERESIS 05S 85 05 GS STARTTEMP EHS G GS 16 12 HYSTERESIS 0S 85 85 85 PWW valve return You can establish the start temperature for the optional electrical heaters installed in your A C unit in this dialogue window E 0599 52 14 DRYCOOL STARTTEMP HYSTERESIS return return GLYCOLPUM STARTTENF HYSTERESIS return 2 p 16 63 LPHU UALUE STARTTEMP GRADIENT PROP SETPOIHT K Mi M2 M3 M4 66 42 14 12 85 GS GS 05 return The start temperature for the first and se cond stage option can be adjusted for the compressor in this dialogue window The hysteresis can be adjusted in Kelvin The setpoint temperature is established in the control temperature dialogue window If your A C unit is fitted with a suction throttle you can adjust the start temperature suction throttle opens and the gradient of the suction valve in this dialogue field If your A C unit is equipped
55. set value can be adjusted between 1 and 255 seconds The fan after running can be varied between 1 and 255 seconds and applies to all modules The louver start delay applies to the fan in the first module if the unit is fitted with louvers These are opened simultaneously after the system starts except the louver of the stand by module and then the first fan runs with the set time delay 10 2550 seconds The low pressure switch is bridged for the winter start The time of bridging can be adjusted between 0 and 255 seconds There will be no low pressure fault alarm within this time of the Service control type of Changing values using the example g control dialogue window After you have pressed the OK button the adjacent dialogue window appears Using the lt gt button you can now choose between the types of control The display of the actual values changes corresponding to the above adjusted type of control Room Sup Air With OK you conclude the entry and return again to the right hand dialogue window Sup air Room supply air lim Supply air room lim The room air control is the standard control The temperature humidity sensor is placed in the return air intake and the C5000 controls in accordance with the setpoints set in the Control temperature humidity menu The limit values of room air are monitored An external T H sensor is required for supply air control The control takes
56. t is as follows Printer Printer cable with C5000 25 pin plug white brown green 10 or 29 GND Computer connection You can also print the data to a file and have it displayed on a screen To do this you must connect a PC at terminals 23 24 and GND e g 29 instead of a printer and provide terminals 25 and 26 on the controller printed circuit board with a bridge In the menu window shown above the XOFF setting is selected for the type of data flow automatically if terminals 25 and 26 are bridged As in the case of the printer a serial RS 232 interface is also required on your PC E 0599 52 58 Troubleshooting Signal in display Cause elimination Info Control Service 16 32 1 5 I O transmission fault B The data transmission with the basic I O board is no longer operative The number before the colon shows in which module the fault has occurred 1 5 I O transmission fault E Data transmission with the expansion I O board is no longer operative The number before the colon shows in which module the fault has occurred 1 First check whether the configuration of the A C unit agrees with the actual equipment Service equipment modules menu 2 Check the set addresses on the I O board refer to P 48 50 3 Check the cable connections in accordance with the appropriate wiring diagram refer to P 54 56 4 If the fault still occurs after these checks and is continuous from a particular module onwards presumably
57. tect PC detect CAN low CAN high GND CAN low CAN high GND Technical Data Dimensions Voltage supply Power consumption Fuse Sensor inputs Outputs Printer interface I O board interface Operating temperature Storage temperature 240 x 120 x 40 mm 24 20 15 VAC 12 VA 1 A time lag 8 0 20 mA or 0 10 V 15 VDC for sensor RS 232 cable approx 10 m long CAN 5 C 40 C 30 C 60 C E 0599 52 43 Adjustments on the controller board a Jumper positions for various sensor signals on the C5000 b Contrast adjustment of the LCD display All jumpers are set to a sensor signal of 0 20 mA at the factory Contrast adjusting device for the display to be adjusted with a screw driver OF uogosuuog dus 179 pueog O I l without jumper with jumper 19 013U09 z WOddaA L WOdWda4 CAN CAN RS 232 Remote I 0 Reset Sensor 2 3x 3x 4x 11x Terminal strips on o oO See S 10 amp 10 humid 27 0 10V J3 Resistors 0 20mA J2 J4 Supply ai
58. ter in this dialogue window The symbols in the table have the same meaning as for the configuration of the unit in the Service equipment menu You can start the humidifier and the function of the dehumidifying valve in this dialogue window The compressor can also be put into operation with the Dehumidification function The symbols in the table have the same meaning as for the configuration of the unit in the Service equipment menu You can start the fan and open or close the louver in this dialogue window open 1 closed The symbols in the table have the same meaning as for the configuration of the unit in the Service equipment menu If the fan is switched off all the other components are locked electrically and cannot be started E 0599 52 24 the Service manual operation Changing values using the example of g modules dialogue window Hpo 17 45 HUMBER OF Mi M3 M4 MODULES a E return HUMBER OF MODULES return HUMBER OF MODULES return HUMBER OF MODULES return HUMBER OF return After you have pressed the OK button the adjacent dialogue window appears You can now choose between the modules using the lt gt button If you press the OK button again the dialogue window below appears You can now change the value in the box by press
59. the cable connection between the last operative module and the first defective module is defective Otherwise the I O board is defective and must be replaced CAN bus fault The controller is defective or the cable connection transmission to other supply printed circuit boards is faulty E 0599 52 59 Checking the TRIACS The TRIAC outputs are 0 switching which means that the appliance is at 24 V The function of a TRIAC must not be checked with an electronic continuity tester or Ohm meter Measurements using such devices would give incorrect results because a TRIAC requires a load for reliable functioning Continuity testers with a bulb approx 2 W are suitable for function checking The outputs are only designed for 24 VAC Direct voltages cannot be switched E 0599 52 60 L9 S 66S0 A Overview of INFO level Actual setp Module state Day amp Night Runtime Event Log return 7 Temperature Room Supek water Outs air Humidity Room Sup als return OH Actual Setpoint Module state Day Night password T A Cooling password Heating Runtimes Alarm display Humidity 9 S 66S0 A Temperature Overview of CONTROL level Hum y Module functions Day amp Night Preferences return Humidity
60. ual humidity 0 V 10 V 0 100 rH Connection Remote ON OFF remote 24 V OFF FREE FREE FREE FREE For sequencing Group alarm from other unit FREE Adress 0000 CIBBB UX XX An A in the lowest line is shown in the switch on display of the C5000 if a ZLT board is fitted to the system E 0599 52 32 Stand by operation Only one module can be configured as a stand by module in a unit The stand by module is not started when the unit is started If the stand by module is equipped with louvers these remain closed when the unit starts The stand by module runs with its own parameters and is only started by one of the following alternatives 1 False start 2 Alarm start 3 Sequencing 4 Manual start It is possible to switch off the stand by module by entering a 0 at the Stand by module item in the Service Gen settings Function menu In this case the module which failed previously starts again 1 False start highest priority The stand by module is started if one of the following conditions occur in a module Air flow failure Compressor HP fault Compressor LP fault Heater fault Humidifier defective Ultrasonic defective The defective module is switched off and the louvers if fitted are closed 2 Alarm start average priority The stand by module is switched on at 1 5 Kelvin or 3 rel humidity before reaching the limit values of the
61. vertical line identifies the current time To the right of the line yesterday is shown and left of the line today is shown The change option is only available if an option is selected in the previous dialogue window The outside air limit values cannot be changed oc ul e 18 24 HOUR Password XXX You can change the room temperature and air humidity in this dialogue window The description of the dialogue window can be found in the control temperature menu The password can be found in the control menu chapter E 0599 52 1 1 D Info menu continued Actual setp Module state Day amp Night Runtime Event Log return HOURS COMPRESSOR FAN E HEATING PUMP i PUMP 2 HUMIDIFIER more The runtimes of the listed components of the A C unit are shown in hours in this dialogue window Further modules M3 4 of the A C unit are displayed by continue You reach the main menu with return E 0599 52 12 SETP CORR 228 C 22490 33 8 C a 458 450 ANALOGUE F ANALOGUE amp Cooling Humidification Dehumidification This dialogue window displays how many modules your A C unit is comprised of A cross shows which function of the module is currently active An S indicates a stand by module The daily operating time and required room temperature is shown on a weekly cycle in this dialogue window The two setpoints ar
62. with a GE CW control valve you can determine the start temperature and the proportional gradient of the GE CW control valve GE off closes the GE CW valve when the entered temperature is exceeded GE dehumi difying ends the dehumidifying when the entered temperature is not achieved the GE CW valve being completely closed Also refer to P 28 If your A C unit is connected to a dry coo ler you can determine the cut in temperature of the dry cooler and the hysteresis in this dialogue window A detailed description of the dry cooler operation can be found on P 29 The optional glycol pump is only installed in the pump section on GE units You determine the cut in temperature and the hysteresis of the glycol pump in this dialogue window If your A C unit is equipped with a LPHW heater you can control this via the propor tional LPHW valve You enter the opening temperature and the gradient of the LPHW valve in this dialogue window Continuation of control module functions humidification dialogue HUMICIFICATION STARTHUMIDITY HYSTERESIS START PROP GRADIENT PROF return functions dehumidification Continuation of control module dialogue window DEHUMIDIFICATIO RH Mi M2 M3 M4 STARTHUMIDITY 5 10 15 268 HYSTERESIS 5 5 5 5 SETPOINT K S ALL MODULES DEHUMIDIF STOP return functions default settings dialogue Continuation of control module g window Default settings All
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