Climate Test Chamber System Weiss Type WK3
Contents
1. Control and Programming S MPAC and S MCONTROL Control PLC S MPAC control with I O system Windows CE Embedded Operation monitoring unit CONTROLPAD integrated in door front The infotainment system comprises Industrial PC with Windows XP Embedded 12 TFT operation programming measured data colour touch display 800x600 and software acquisition monitoring and evaluation system S MCONTROL Switch inputs digital 4 load max 24 V DC approx 30 mA Switch outputs digital 4 load max 24 V DC approx 0 5 A Password protection up to 9 access levels freely configurable Limit value monitoring system for temperature and humidity Diagnostic system for information on operating times and possible operating failures Serial interface RS 232C for connection to a host computer system or for networking USB interface for data exchange via USB stick or as printer interface Ethernet interface for embedding into network Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 5 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company A century of progress Other Power supply 3 N PE AC 400 V 10 50 Hz different voltages and frequencies optional Mains plug CEE plug 32 A Protection type e Test chamber IP 22 e Electrical operating panel IP 54 Noise emission as per EN 61000 6 3 Noise immunity as per EN 61000 6 2 Max connected load approx 12. Easily accessible maintenance elements guarantee minimum service times condenser water tank psychrometer Self cleaning humidity sensor thus considerable increase in service life of psychrometer Automatic water supply of humidification system with demineralised water Integrated switchable condensation protection prevents condensation formation on specimen during heat up phase Optimum air guidance and temperature distribution better than 1 5 K spatially guaranteed Contamination of humidification water is prevented The humidity bath flushing is standard The units are designed for the performance of extreme climate values e g 85 C 85 RH Extreme installation conditions trouble free operation can be guaranteed at ambient temperatures of up to 35 C Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 2 16 info weiss technik ch 8 mai 2014 WK3_2000 40 e occasion doc A century of progress a schunk company Technical Data WK3 2000 40 Test Chamber Test chamber material Test area dimensions Volume of test chamber Max loading Max loading of test chamber floor Max load per shelf Max load of shelf supports Exterior Housing Material Dimensions Required clearances Finish Door stainless steel 1 4301 surface III D polished height approx width approx width between shelf supports approx depth approx appro
3. 20 10 0 10 20 30 40 50 60 70 BO 50100 Taupunkttemperatur in C a Page 9 16 WK3_2000_ 40 e occasion doc a schunk company Auto adaptive control system Our test chambers are equipped with an integrated industrial computer system with a 12 TFT colour touch screen display to facilitate operation monitoring and documentation Our Windows S MCONTROL software package provides maximum user comfort transforming the test chamber into a communication wizard Simulation programs and test results are saved on the hard disk and can be exchanged via Ethernet or USB stick optional or they can be printed out on a USB printer Complete test information is at the user s fingertips and the function of the unit is explained in an easily understandable manner on the integrated process visualisation system The interaction between compressors heating systems and valves is clearly illustrated Programming of tests is realised with a graphic editor The programs are administrated on the hard disk In addition to the colour touch screen display the CONTROLPAD installed in the door provides information regarding the current temperature and relative humidity in the unit Its function keys are available for direct switching on and off of testing and of the test chamber lighting It has an alarm display and an acoustic alarm The diagnosis system is activated on the touch screen display at the touch of a button The software is a
4. are effected as per DIN 45 635 part 1 accuracy class 2 Please keep in mind that outgassing of specimens and connection lines might cause corrosion of components Corrosive gasses might escape among others from chip boards cardboard boxes and bandaging materials If outgassing is to be expected we recommend an optional ventilation of the test space with a purge air volume If outgassing or pollution is expected we also recommend a regular maintenance of the measuring system Since 4 July 2007 operators are obligated to test all stationary refrigeration and air conditioning systems from a capacity of 3 kg FKW and H FKW i e R 404 A and R 23 for their tightness at least once a year and to keep a system logbook We would be pleased to conduct these tasks for you as a competent partner Please do not hesitate to ask us Even with perfect manufacturing and maintenance faults can still occur These failures may cause damage of your test specimens If you wish to avoid these e g valuable specimens please contact us so we may advise you on the necessary additional measures to be taken Please note that the sealing material and cable insulation used in our test units and systems contains silicone If this is a problem for you please contact us applies to refrigerants R 404 A and R 507 the temperature for R 134 a and R 23 is approx 75 C 167 F Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technic
5. 1G a schunk company Schunk A century of progress Climate Test Chamber System Weiss Type WK3 2000 40 Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 1 16 info weiss technik ch 8 mai 2014 WK3_2000 40 e occasion doc a schunk company FACTS Schunk Operation monitoring and documentation of the test chamber are realised by an integrated Industrial PC with Windows XP Embedded including software package S MCONTROL Digital Measuring and Control System S MPAC A big clearly arranged 12 TFT colour touch screen display serves as interface between man and machine no programming knowledge required A lighted CONTROLPAD for displaying the operating state is integrated in the door The integrated process visualisation facilitates recalling of all test information Explanation of the unit function is easily understandable The integrated recording of measuring data guarantees a complete documentation of test runs Data transfer via Ethernet or USB Stick Monitoring and supervision possible from each workstation An auto adaptive control system continuously optimises the control behaviour Error diagnosis system and inspection system for support of maintenance and repair The hermetic refrigeration systems work with environment friendly refrigerants without ozone reducing potential CFC free 2 ports 50 and 125 mm are installed as standard
6. 2 kW Max current consumption approx 22A Sound level measured under free field approx 63 dB A conditions at 1 m distance from front Condenser air cooled Humidification water fully demineralised conductivity max 20 uS cm ph value 6 7 automatic supply also possible manually integrated reservoir with a volume of approx 20 Condensation drain back pressure free 34 hose connection Weight approx 1100 kg The above mentioned output data is based on an ambient temperature of max 25 C 400 V 50 Hz nominal voltage without specimen without additional equipment and heat compensation The admissible ambient conditions range from 10 to 35 C The allowable relative air humidity must not exceed 75 r h Subject to technical modifications Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 6 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company Schunk A century of progress Design and Functional Description The climate test chambers System Weiss are supplied ready for connection Compact design means a minimum of space is required No more assembly and commissioning on site The machine section incorporating the refrigeration unit the water storage tank and the water pump is located below the test chamber The swing out switch cabinet is located on the rear of the chamber The operating elements and the main swi
7. 68 3 5 180 C to 40 C or 70 C Weiss Technik AG Umweltsimulations und W rmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 3 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company Maximum temperature Minimum temperature Dew point temperature range Humidity range Humidity constancy in steady state depending on the climate value Temperature constancy as per IEC 60068 3 5 in steady state depending on the temperature Max heat compensation Calibration values Performances for climate tests according to IEC 60068 3 6 95 C 10 C 4 94 C down to 3 C 10 98 RH 1 to 3 RH in time 0 1 K to 0 3 K in time 0 5 K to 1 0 K in space Schunk A century of progress 500 W between approx 25 C 90 C and humidities of up to approx 90 RH 23 C 50 RH and 95 C 50 RH Humidity diagram Temperature in 0 10 20 30 40 50 60 70 80 90 100 Relative humidity in Standard working range Dew point range 4 3 Dew point range 3 12 Dew point range 12 30 4 intermitting operation Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 info weiss technik ch Technical description WK3 2000 40 8 mai 2014 Page 4 16 WK3_2000_ 40 e occasion doc a schunk company A century of progress
8. al description WK3 2000 40 Page 12 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company A century of progress Scope of Supply Climate Test Chamber System Weiss Type WK3 2000 40 complete and ready for connection including e Industrial PC with Windows XP Embedded incl software package S MCONTROL Operating mode display in chamber door CONTROLPAD Digital measuring and control system S MPAC Big 12 TFT colour touch screen display Ethernet interface USB interface Serial interface RS 232 C Auto adaptive control system with continuous self optimisation Air cooled refrigeration unit with environment friendly refrigerants 1 shelf 1 port approx 50 mm positioned in left side wall 1 port approx 125 mm positioned in right side wall Water reservoir with level indicator and automatic water supply 4 potential free outputs 4 inputs 24 VDC Condensation protection with dehumidifier coil to prevent condensation on the specimen Digitally adjustable high low temperature fuse with separate sensor Self cleaning psychrometric humidity sensor Calibration of 2 temperature and 2 climate values 1 operating manual Technical documentation operating manual Technical Documentation Operating Manual The technical documentation includes 1 operating manual for chamber 1 operating for control unit Service manual incl PI diagram wiring diagram and units parts list Declaration of conformity Qua
9. d with its own safety device which in the event of trouble turns off the affected circuit or the entire chamber The nature of the trouble is visually displayed Wiring and electrics are governed by the latest technology and strictly conform to safety regulations for electrical installations and materials as well as to relevant VDE regulations Weiss Test Systems are equipped with a lockable main switch according to VDE Weiss Technik AG Umweltsimulations und Warmesysteme Schunk A century of progress aA ear SEL Sa aa lt 7 TCP IP Remote Control ne a E Mail Intranet ur ss Internet ai N a TA EF I ff Pa ae meg g oF Point Remote Control ARS Tel 055 256 10 66 Technical description WK3 2000 40 Page 11 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc Schunk A century of progress a schunk company General Information In the constant effort to improve our product we reserve the right to make construction or design changes without notice or obligation The admissible ambient temperature for storage of the chamber is 55 C 131 F Accuracy rates are proven in the test space centre with empty test space in steady state without specimens without radiation and without additional equipment in the test space The cooling down rate stated refers to the temperature range without controlled humidity Noise measurements and sound level data
10. doc Schunk A century of progress a schunk company Performance Data Performances for temperature tests Maximum temperature 180 C Minimum temperature 45 C discontinuously Temperature change rate approx 2 K min on average measured in the air inlet cooling according to IEC 60068 3 5 Temperature change rate approx 3 K min on average measured in the air inlet heating according to IEC 60068 3 5 Temperature deviation as per IEC 60068 3 5 in 0 1 K to 0 5 K in time steady state depending on the temperature 0 5 K to 1 5 K in space Max heat compensation 3500 W Calibration values 23 C and 80 C Performance Diagrams Heat dissipation diagram Heat dissipation 0 40 60 80 100 120 160 180 200 Test space temperature C 1500 70 Spatial temperature constancy as per IEC 60068 3 5 point K a _ _ __ __ __ nem 70 20 20 60 100 Test space temperature C Temperature deviation by set 1500 70 2 In case of continuous long term operation below 5 C ice might form on the evaporator if outer humidity is allowed to enter the chamber for instance by open apertures doors or if additional humidity is generated by specimens or others In these cases the evaporator needs to be defrosted from time to time by heating up to 10 C x Working range according to IEC 600
11. er installation position left 13 Slotted port D1 installation position in ceiling 14 Compressed air connection 1 Main switch panel Width between shelf supports 2 Colour touch panel A 3 CONTROLPAD Option 4 Condensation drain 5 Power supply cable length approx 3 5 m Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 4 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company A century of progress Equipment Shelf 1 pc stainless steel Ports right side wall 1 pc approx 125 mm left side wall 1 pc approx 50 mm Refrigeration unit hermetic air cooled refrigeration system Control Digital Measuring and Control System S MPAC and software SIMCONTROL Infotainment system consisting of Industrial PC installed in switch cabinet Colour touch screen display fixed at door front CONTROLPAD integrated in door for display and modification of operating state Interfaces Ethernet 100 10 Megabit USB interface serial interface RS 232 C High low temperature safety device as per EN 60 519 2 1993 with separate sensor thermal safety class 2 Inlets outlets for use by customer 4 potential free outputs for specimen control 4 inputs 24 VDC Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 2 16 info weiss technik ch 8 mai 2014 WK3_2000 40 e occasion
12. lity inspection certificate Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 13 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc
13. re closed with rubber plugs supplied as standard Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 7 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company A century of progress Temperature and humidity conditioning The generously dimensioned axial fan with an external drive motor draws the air out of the space The test chambers with a test space volume of 1000 and 1500 have two circulating fans each This circulating air then flows through a fin type heat exchanger in which it is cooled if required Special circuits prevent any undesired formation of condensate on the heat exchanger during climatic operation and ensure the best possible temperature and humidity contancies in time A i K KOK An electrical heater installed behind the heat exchangerin amp ORO OOOO 4 air direction heats the circulating air The air then passes over a water bath integrated heating and cooling elements ensure quick and precise temperature conditioning of the water and aerosol free humidification and dehumidification The humidity of the test space air depends on the water temperature The re developed patented climatic system enables a high relative humidity even with a heat load Psychrometric humidity measurement The humidity of the test space air is measured according to the internationally valid psych
14. rometric measuring principle with two resistance thermometers Pt 100 as per DIN IEC 751 Dry and wet bulb sensors are arranged next to each other in the circulating air flow Depending on the climate the material of the wet bulb sensor is humidified The life time is increased considerably due to self cleaning mechanism Weiss Technik AG Umweltsimulations und W rmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 Page 8 16 info weiss technik ch 8 mai 2014 WK3_2000_ 40 e occasion doc a schunk company Protection system against condensation The protection system consists of a dehumidifying evaporator which prevents condensation forming on the specimens as they heat up after tests at low temperatures The protection system s operating range is 40 to 60 C The protection system against condensation is activated by a digital switch channel It is possible to switch on the protection system manually or to integrate it into a program Dew point extension from 4 C to 3 C In this working range the humidity constancy in time is lt 5 r h The extended working range can be operated at intervals The max operation time without defrosting is approx 24 hrs Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Technical description WK3 2000 40 info weiss technik ch 8 mai 2014 Temperatur in C Schunk A century of progress ADi a007 ot cin Aa eee
15. tch are located on the right hand side of the chamber Exterior housing The exterior housing of the unit is made from lightweight corrosion resistant self supporting galvanised sheet steel and lacquered in two colours The environmental friendly insulation between test chamber and exterior housing guarantees best insulation values and minimum operating costs Test space The test space consists of a stainless steel container and is welded vapour tight The test chamber is easy to clean thanks to special welding smooth surfaces rounded edges and embossed shelf supports The rear test chamber wall incorporates a recirculated air duct with built in humidifier tub built in heat exchanger electric heaters and a recirculated air fan Air guidance via baffle plates in the test chamber floor and ceiling produces optimum ambient air and temperature distribution Test chamber door The test chamber door opens fully for easy access and is provided with high quality insulation A perfect seal is guaranteed by special profile seals The optimum contact pressure is ensured An illuminated observation window is available as an option The current operating state is displayed on the CONTROLPAD in the test space door Access ports All sizes have two access ports which are integrated in the left and right side walls and can be used for measuring and control wires other supply connections or accessories If not required these ports a
16. vailable in German English and Chinese Control is governed by the 32 bit I O system S MPAC with integrated soft PLC A web server can place test and diagnosis and maintenance information on the internet via Ethernet if desired Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 Schunk A century of progress Technical description WK3 2000 40 info weiss technik ch 8 mai 2014 Page 10 16 WK3_2000_ 40 e occasion doc a schunk company Remote control and monitoring If the unit is connected to the network it can be reached and even controlled at almost any place in the world To that end network access to the file system of the unit on the intranet is sufficient or after authorisation clearance on the internet itself Operation is the same on the unit or on the network and there is full access to all simulation programs and saved archives Networking The units are compatible with the SIMPATI software package and can be integrated into their networking environment Data logging operation in S MPATI Permanently memorised thermostat heating safety A steady state overheating safety thermostat is installed that automatically switches off the heater if the test chamber s maximum temperature range is exceeded Protection of Humidifier against Overheating The water bath of the climate test chamber is protected against overheating Power Supply Each functional circuit is equippe
17. x 2247 250 kg 150 kg distributed load 50 kg distributed load 100 kg 950 mm 1100 mm 1060 mm 2150 mm double coated galvanised steel sheet height approx width approx width with door lock and hinge approx depth without touch panel approx depth with touch panel approx height approx width approx depth approx two coloured powder coated corpus grey white front violet blue 1995 mm 1300 mm 1400 mm 3060 mm 3280 mm 2000 mm 1400 mm 3200 mm A century of progress RAL 9002 RAL 5000 hinged on the left one hand operation lockable optimum contact pressure The required clearances can be reduced by dismounting components Weiss Technik AG Umweltsimulations und Warmesysteme Tel 055 256 10 66 info weiss technik ch Technical description WK3 2000 40 8 mai 2014 Page 3 16 WK3_2000_ 40 e occasion doc a schunk company A century of progress Installation Drawing Lf 87 9 1 10 14 WT WK3 1500 A67628041b Depth interior 2150 mm instead 1475 mm Depth outside 3055 mm instead 2442 mm Port included in basic design 6 Door without window R1 approx 125 mm 8 Cooling water supply L1 approx 50 mm 9 Cooling water drain R2 __ further installation position right 10 Water supply demineralised H20 L2 furth
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