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Amphenol Kaye CTR-40 User Manual Download Page 12

1 Before You Start

 

1

 

1 

Before You Start

 

1.1  Symbols Used

 

Table 1 lists the International Electrical Symbols. Some or all of these symbols 

may be used on the instrument or in this manual.

 

Table 1   

International Electrical Symbols

 

Symbol 

Description

 

AC (Alternating Current) 

AC-DC

 

Battery

 

Complies with European Union directives 

DC

 

Double Insulated 

Electric Shock 

Fuse

 

PE Ground

 

Hot Surface (Burn Hazard)

 

Read the User’s Manual (Important Information) 

Off

 

On

 

Summary of Contents for Kaye CTR-40

Page 1: ...M4436 Rev B 12 19 Kaye CTR 40 Cold Temperature Reference User s Guide...

Page 2: ......

Page 3: ...ol Thermometrics Inc All rights reserved Technical content subject to change without notice Kaye CTR 40 Cold Temperature Reference User s Guide M4436 Rev B 12 19 Amphenol Advanced Sensors www amphenol...

Page 4: ...will be returned to Buyer transportation prepaid FOB Destination If KAYE determines that failure was caused by neglect misuse contamination alteration accident or abnormal condition of operation or ha...

Page 5: ...3 3 After Warranty Repairs 11 3 3 4 Equipment Maintenance Agreements 11 3 3 5 Customer Support 11 3 3 6 Customer Support Agreement 12 3 3 7 Customer Site Assistance 12 4 Quick Start 13 4 1 Unpacking...

Page 6: ...stics Charts 27 7 1 11 1 Limitations and Disclaimer 27 7 1 11 2 About the Graph 28 7 2 Stirring 30 7 3 Power 30 7 4 Heater 31 7 5 Temperature Controller 31 7 6 Refrigeration 32 8 Controller Operation...

Page 7: ...d 50 8 14 3 Duplex Mode 51 8 14 4 Linefeed 51 8 15Calibration Parameters 52 8 15 1 CTO 52 8 15 2 CO and CG 52 8 15 3 H and L 52 8 15 4 HGbt 53 9 Digital Communication Interface 55 9 1 Serial Communica...

Page 8: ...iii 11 Maintenance 66 12 Troubleshooting 68 12 1 Troubleshooting 68 12 2 Comments 71 12 2 1 EMC Directive 71 12 2 2 Low Voltage Directive Safety 71 12 3 Wiring Diagram 72...

Page 9: ...imum Fill Levels 19 Figure3 FrontPanel 21 Figure4 ChartofVariousBathFluidsandTheirProperties 29 Figure5 Controller Operation Flowchart 36 Figure6 Bath Temperature Fluctuation At Various Proportional B...

Page 10: ...ous Bath Fluids and Their Properties 28 Table3 Program Mode Setting Actions 42 Table4 Typical Proportional Band Settings for Various Fluids 45 Table5 Interface Command Summary 59 Table5 Interface Comm...

Page 11: ......

Page 12: ...f these symbols may be used on the instrument or in this manual Table 1 International Electrical Symbols Symbol Description AC AlternatingCurrent AC DC Battery ComplieswithEuropeanUniondirectives DC D...

Page 13: ...instrument being used 1 2 1 Warnings To avoid personal injury follow these guidelines GENERAL DO NOT use the instrument for any application other than calibration work The instrument was designed for...

Page 14: ...r use only BURN HAZARD Extremely cold temperatures may be present in this equipment Freezer burns and frostbite may result if personnel fail to observe safety precau tions High temperatures may be pre...

Page 15: ...MUST BE INSTALLED ON THE BACK OF THE BATH BEFORE ATTEMPTING TO FILL THE TANK WITH FLUID See Section 5 3 page 17 for drain installation instructions Always operate this instrument at room temperature b...

Page 16: ...llow them to be dropped struck stressed or overheated COLD BATHS Refrigerated baths require that the condensing coil be cleaned periodi cally Accumulation of dust and dirt on the condenser will result...

Page 17: ...1 Before You Start 6 Voltage Cut In 7 5 213 247 VAC...

Page 18: ...the many operating functions User interface is provided by the 8 digit LED display and four key switches Digital remote communications is standard with an RS 232 interface The CTR 40 bath was designed...

Page 19: ......

Page 20: ...equency prior to energizing the unit Volume 9 2 liters 2 4 gal Weight 35 4kg 78lb Size 305mmWx622mm Dx584mm H 12 x24 5 x23 W x D x H Safety Refrigeration R 410A single stage Interface Package RS 232 i...

Page 21: ...urned to our facility in St Marys Pennsylvania European warranty returns are sent to Pforzheim Germany Repairs necessitated by misuse of this product are not covered by this warranty No other warranti...

Page 22: ...will be charged in lieu of the fixed repair price upon customer request or if extensive repairs are required Customers are requested to obtain a return authorization number prior to re turning any in...

Page 23: ...hone or FAX technical assistance for installation or program development Contact the Cus tomer Service Department for details 3 3 7 Customer Site Assistance Amphenol Advanced Sensors can provide optio...

Page 24: ...ill the tank with fluid See Section 5 3 page 17 for drain in stallation instructions Warning The instrument is equipped with a soft cutout user settable firm ware and a hard cutout set at the factory...

Page 25: ...of the manual concerning brown out and over voltage protection Check the back panel label for the correct voltage and frequency prior to energizing the unit Turn the bath on using the front panel POWE...

Page 26: ...rnier Current vernier value Press EXIT and the bath temperature will be displayed again E Returntothetemperaturedisplay Bath temperature display The bath heats or cools until it reaches the new set po...

Page 27: ......

Page 28: ...energized for a dry out period of 2 hours be fore it can be assumed to meet all of the safety requirements of the IEC 1010 1 If the product is wet or has been in a wet environment take necessary measu...

Page 29: ...ycol water Mineral oil Silicone oil Fluids are discussed in detail in Section 7 1 Heat Transfer Fluid on page 23 Remove any access hole cover from the bath and check the tank for foreign matter dirt r...

Page 30: ...l Levels 5 4 Power With the bath power switch off plug the bath into an AC mains outlet of the appropriate voltage frequency and current capacity Refer to Section 3 1 Specifications for power details...

Page 31: ...ntrol buttons SET DOWN UP and EXIT are used to set the bath temperature set point access and set other operating parameters and access and set bath calibration parameters A brief description of the fu...

Page 32: ......

Page 33: ...temperature The control probe is a precision platinum resistance thermometer PRT It is delicate and must be handled carefully The probe is placed in the small hole in the top of the bath so that the p...

Page 34: ...ensed fluid dripping into the bath from the lid The bath temperature should be limited by setting the safety cutout see Section 8 10 Cutout or the high limit see Section 8 15 Calibration Parameters so...

Page 35: ...volume as the bath temperature increases may cause overflow It may be dangerous to permit the fluid to overflow the tank It may also cause loss of valuable bath fluid Excessive thermal expansion may...

Page 36: ...n gel ling or chemical break down Often the degradation becomes significant near the upper temperature limit of the fluid substantially reducing the fluid s lifetime 7 1 8 Safety When choosing a fluid...

Page 37: ...st its availability and its excel lent temperature control characteristics Water has very low viscosity and good thermal conductivity and heat capacity which make it among the best fluids for good con...

Page 38: ...Fluid Characteristics Charts Table 2 and Figure 4 on pages 28 and 29 have been created to provide help in selecting a heat exchange fluid media for your constant temperature bath These charts provide...

Page 39: ...0 C 50 150 C 0 420 200 C Silicone Oil Type 30 C v 278 C fl cc 280 C 50 25 C 0 96 25 C 0 4 0 00037 25 C 0 00104 1000 25 C 200 50 5014 50 150 C SiliconeOilType550 70 C v 230 C fl cc 232 C 50 70 C 1 07 2...

Page 40: ...shaded bands indicate the fluids general range of application Qualities includ ing pour point freeze point important viscosity points flash point boiling point and others may be shown Freezing Point...

Page 41: ...r evaporation is excessive Large amounts of heater power may be required to maintain the temperature because of the heat of vaporization Decomposition The temperature may reach a point at which decomp...

Page 42: ...that controls the amount of power applied to the bath heater The bath is opera ble within the temperature range given in the specifications For protection against a solid state relay failure or other...

Page 43: ...turned off HGb off pro viding more cooling capacity When the bath is cooled from temperatures below the cutoff point to 0 C and if the new set point is at least 2 C below the current bath temperature...

Page 44: ...e hot gas by pass would normally be on When using the bath at temperatures below 0 C in an ambient of less than 23 C a small benefit to stability may be realized by using the hot gas by pass The refri...

Page 45: ......

Page 46: ...ure in degrees Celsius The temperature display function may be accessed from any other function by pressing the EXIT button 8 2 Reset Cutout If the over temperature cutout has been triggered then the...

Page 47: ...Calibration Menu SET X 5 CTO SET EXIT C0 MANUAL SET EXIT CG SEE SET EXIT UE S AL V H THESE SET EXIT CHANGE L T NO SET EXIT DO HGbt SET EXIT Adj bt SET EXIT Figure 5 Controller Operation Flowchart DO...

Page 48: ...the liquid In addition the cutout temperature should also be set below the upper limit of the fluid Setting the bath temperature involves three steps 1 selecting the set point memory 2 adjusting the...

Page 49: ...Acceptnewset pointvalue 8 3 3 Set point Vernier The user may want to adjust the set point slightly to achieve a more precise bath temperature The set point vernier allows one to adjust the temperatur...

Page 50: ...function Scan function off Press UP or DOWN to toggle the scan on or off Scan function on Press SET to accept the present setting and continue S Accept scan setting 8 4 2 Scan Rate The next function...

Page 51: ...Press SET to accept the new selection and resume displaying the bath temperature S Setthenewunitsandresumetemperaturedisplay 8 6 RampandSoakProgram The ramp and soak program feature allows the user t...

Page 52: ...points Third set point Press SET to be able to change the set point Set point value Use UP and DOWN to change the set point value New set point value Press SET to save the new set point value The othe...

Page 53: ...e cycle indefinitely Table 3 below shows the action of each of the four program mode settings 1 up stop 2 up down stop 3 up repeat 4 up down repeat Program mode Use the UP or DOWN buttons to change th...

Page 54: ...ser can tell if the bath is heating up to the set point cooling down or controlling at a constant temperature Monitoring the percent heater power lets the user know the stability of the bath temperatu...

Page 55: ...m Proportional Band Figure6 BathTemperatureFluctuationAtVariousProportionalBandSettings The optimum proportional band width depends on several factors among which are fluid volume fluid characteristic...

Page 56: ...C Eth Gly 50 100 C 0 4 C 0 010 C Oil200 10cs 35 C 0 6 C 0 004 C Oil200 10cs 60 C 0 6 C 0 004 C Oil200 10cs 100 C 0 6 C 0 004 C Oil 710 200 C 0 4 C 0 008 C The proportional band adjustment may be acce...

Page 57: ...ive bath temperature power to the heater is shut off and the bath cools The bath cools until it reaches a few de grees below the cutout set point temperature At this point the action of the cut out is...

Page 58: ...rns to displaying the temperature see Figure 5 on page 36 Controller Operation Flowchart 8 12 Probe Parameters The probe menu is indicated by Probe parameters menu Press SET to enter the menu The prob...

Page 59: ...tor The parameter is indicated by Cutout reset mode parameter Press SET to access the parameter setting Normally the cutout is set for au tomatic mode Cutout set for automatic reset To change to manua...

Page 60: ...helps improve temperature stability in the bath and reduces energy consumption The HGb system is normally in the automatic mode which switches on reducing capacity when at set points above 0 C When th...

Page 61: ...d rate parameter is indicated by Serial baud rate parameter Press SET to choose to set the baud rate The current baud rate value will then be displayed Current baud rate The baud rate of the bath seri...

Page 62: ...via the serial interface are immediately echoed or transmitted back to the device of origin With half duplex the commands are executed but not echoed The du plex mode parameter is indicated by Serial...

Page 63: ...s The correct setting of these parameters is im portant to the safety and proper operation of the bath The calibration parameters menu is indicated by Calibration parameters menu Press SET five times...

Page 64: ...8 15 4 HGbt This parameter is the temperature where the hot gas bypass activates This pa rameter is factory set To insure the bath s best performance without damaging its compressor DO NOT alter the...

Page 65: ......

Page 66: ...r functions all using remote com munications equipment In addition the cooling may be controlled using the interface To control the cooling with the interface the cooling power switch must be ON 9 1 S...

Page 67: ...e both buttons to enter the Instrument Connector DB 9 Pin 1 NC 2 RxD 3 TxD 4 NC 5 GND 6 NC 7 RTS 8 CTS 9 NC Computer DTE Connector DB 25 Pin 2 TxD 3 RxD 4 RTS 5 CTS 6 DSR 7 GND 8 DCD 20DTR secondary m...

Page 68: ...t and skip to the next parameter 9 1 2 4 Linefeed The final parameter in the serial interface menu is the linefeed mode This pa rameter enables On or disables OFF transmission of a linefeed charac ter...

Page 69: ...and 60 C the refrigeration is in the hot gas bypass or reduced cooling mode Below 0 C the refrigeration is in the high cooling mode the hot gas by pass is turned off automatically When the bath is co...

Page 70: ...eesper minute sr ate n sr 5 0 001 to 5 000 C min 0 002to9 000 F min Read temperature t emperature t t 9999 99 Cor t 55 69C F Readtemperatureunits u nits u u x u c Set temperature units u nits c f C or...

Page 71: ...1 Probe Menu ReadR0calibrationparameter r 0 r r0 999 999 r0 100 578 SetR0calibrationparameter ton r 0 n r 100 324 98 0to104 999 ReadALPHAcalibrationparameter al pha al al 9 9999999 al 0 0038573 Set AL...

Page 72: ...b Auto Set HGb mode hg b of f on au to On Off Auto SetHGbmodetoOff SetHGbmodetoOn SetHGbmodetoAuto Read low set point limit value hg b of f hg b on hg b au to tl ow hg of hg on hg au tl tl 999 tl 40 S...

Page 73: ......

Page 74: ...may achieve an accuracy of 0 03 C over the range 10 to 110 C Choosing 30 C and 70 C may allow the bath to have a better accuracy of 0 01 C over the range 25 to 75 C but outside that range the accurac...

Page 75: ...80 0 30 0 Compute ALPHA 1 0 00385 80 0 0 157 1 0 00385 30 0 0 086 ALPHA 1 0 00385 0 0038416 80 0 30 0 Figure8 CalibrationExample stored in the future The new values R0 and ALPHA are computed by enter...

Page 76: ...g the errors again If desired the calibration procedure may be repeated again to further improve the accuracy 10 4 CalibrationExample The bath is to be used between 25 C and 75 C and it is desired to...

Page 77: ...ve become compromised the break down can occur rap idly Particular attention should be paid to the viscosity of the fluid A sig nificant change in the viscosity can indicate that the fluid is contamin...

Page 78: ...ed in a manner not in accordance with the equip ment design the operation of the bath may be impaired or safety hazards may arise The over temperature cutout should be checked every 6 months to see th...

Page 79: ...solve the problem If the probe seems faulty or the problem cannot otherwise be solved contact Amphenol Advanced Sensors Customer Service for assistance Be sure to have the instrument model number ser...

Page 80: ...ensor may be faulty or disconnected Contact Amphenol Advanced Sensors CustomerServiceforassistance Thedisplayflashes cutout andan incorrect process temperature Theproblem maybethatthecontroller svoltm...

Page 81: ...ed set point Atthisset point thetemperaturedisplayeddoesnotagree withthetemperaturemeasuredbytheuser sreferencethermometerto withinthespecifiedaccuracy Thisproblemmaybecausedbyanactual differenceintem...

Page 82: ...ck for a damaged probe or poor connection between the probe and bath Intermittentshortsintheheaterorcontrollerelectroniccircuitrymay also be a possible cause Contact Amphenol Advanced Sensors Customer...

Page 83: ...72 12 Troubleshooting 12 3 Wiring Diagram Figure 9 Wiring Diagram...

Page 84: ...l Thermometrics Inc St Marys Center 967 Windfall Road St Marys Pennsylvania 15857 U S A T 1 814 834 9140 F 1 814 781 7969 China Amphenol Changzhou Connector Systems 305 Room 5D Jintong Industrial Park...

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