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Ulvac STC-2A Series, Instruction Manual, Page: 1 / 50

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D/N.MFST200E,2022DR10        

ULVAC CRYOGENICS INCORPORATED

       

 
 
 
 
 
 
 

SUPER TRAP HEATER 

CONTROLLER 

STC-2A series 

 

Instruction Manual 

 

 

 

 

 
 
 
 
 
 

   Export Control Policy 

We recommend that ALL customers be sure to follow all 
rules and regulations such as Foreign Exchange and 
Foreign Trade Law when exporting or reexporting our 
products. 

 
 

 

Summary of Contents for STC-2A Series

Page 1: ...SUPER TRAP HEATER CONTROLLER STC 2A series Instruction Manual Export Control Policy We recommend that ALL customers be sure to follow all rules and regulations such as Foreign Exchange and Foreign Tr...

Page 2: ......

Page 3: ...where our product is used The personnel are also required to have specialized knowledge skills and qualification on the electricity the machinery the cargo handling and the vacuum Especially the perso...

Page 4: ...wns resulting from using the product outside the specified specifications of the product Breakdowns due to contamination or corrosion caused by user s use conditions Breakdowns due to natural disaster...

Page 5: ...splay Serial No Option Part Model Optional Part Serial No 4 Notes for repair and maintenance requests We may decline your request for the repair or the maintenance of our products if you refuse to giv...

Page 6: ...fer this instruction manual or any of its parts to a third person without written permission from ULVAC CRYOGENICS 2 Information in this document might be revised without a previous notice for the spe...

Page 7: ...ould result in severe injury or loss of life A caution describes safety hazards or unsafe practices which could result in personal injury or equipment damage Toxic gas or chemicals used There is a ris...

Page 8: ...F 6 ULVAC CRYOGENICS INCORPORATED This page intentionally left blank...

Page 9: ...t Descriptions 5 3 1 STC 2A 5 3 2 STC 2A INV 1kW 6 4 Connector Specifications and DIP Switch Specifications 7 4 1 Connector specifications 7 4 2 DIP switch specifications 10 5 Accessories and Optional...

Page 10: ...30 3 STC 2A Electric wiring diagram 31 4 STC 2A INV 1kW Electric wiring diagram 32 TABLES Table 1 1 STC 2A series models 2 Table 3 1 Component descriptions STC 2A 5 Table 3 2 Component descriptions ST...

Page 11: ...is case the conversion adapter will be shipped with connecting to the main body of STC 2A series Inspection and Adjustment of STC 2A series Please contact our technical service department when inspect...

Page 12: ...Table of Contents IV ULVAC CRYOGENICS INCORPORATED This page intentionally left blank...

Page 13: ...onal and local laws and regulations We provide Safety Data Sheet SDS of our products upon your request Please contact us if necessary WARNING The cryopumps or cryocoolers may contain residue of hazard...

Page 14: ...IW 2 ULVAC CRYOGENICS INCORPORATED This page intentionally left blank...

Page 15: ...thin a range of preset temperature In addition to the features above connecting with the inner heater for room temperature quick regeneration STC 2A series can control the heater to keep the surface t...

Page 16: ...elay control 1 500W For room temperature quick regeneration STC 2A INV 1kW Inverter control 2 1000W 1 Relay control method The way to control refrigerator power line ON OFF by relay with placing STC 2...

Page 17: ...e from 10 C to 40 C No freezing Ambient humidity Below 80 RH No condensation Altitude Below 1000m Input TC IN K thermocouple input REF IN INV ON OFF 1 Refrigerator power input 144 VAC 240VAC 50 80Hz O...

Page 18: ...minal and earth terminal Display 4 digit 7segment display Display range 45K 400K Display accuracy 400K 123K 0 5 FS 123K 73K 3 FS 73K Out of K thermocouple accuracy range Note excluding reference junct...

Page 19: ...REF ON LED lights up when the refrigerator is ON REF OFF LED lights up when the refrigerator is OFF Note that the LED will not light up when the compressor unit is stopped REGEN LED lights up during...

Page 20: ...epending on the type of the inverter to connect FR E720 series Lights at the temperature that the refrigerator unit is turned OFF while the compressor unit is in operation FR D720series Lights at the...

Page 21: ...T NCS 254 PM NANABOSHI 1 R Refrigerator power source output 2 S Refrigerator power source output 3 T Refrigerator power source output 4 E Earth TC IN Round type crimping terminal 3 Use an M3 terminal...

Page 22: ...or positive rotation ON signal output 7 STR Refrigerator negative rotation ON signal output TC IN Round type crimping terminal 3 Use an M3 terminal of size smaller than 6 2mm K Thermocouple input K Th...

Page 23: ...ce See figure 8 1 13 HI TEMP It turns to L level when the temperature is above READY set value Initial set value 160K 1 14 HEATER ON ANS It turns to L level when the inner heater is ON 1 15 ALARM It t...

Page 24: ...riptions of DIP switch DIP switch settings are made before shipment when the specifications of the Super Trap connected to the STC 2A are clear Do not make unnecessary changes Please contact us when t...

Page 25: ...OGENICS STC 2A 1 3m GP HS02 3 pins female ULVAC CRYOGENICS STC 2A INV 1KW Connector PRC03 12A10 2AM10 5 Male TAJIMI STC 2A and STC 2A INV 1KW 2 Connector 17JE 23370 02 D8B CG or Connector XM3A 3721 Ho...

Page 26: ...bles When you purchase the STC 2A series as a part of the super trap system please contact our sales representative on deciding appropriate cables Name Type Appearance Note Refrigerator power cable Fo...

Page 27: ...is generated or transferred Near high voltage power lines or where inductive interference can affect the operation of the product 6 2 Installation Referring to the dimensions in figure 6 1 and cut the...

Page 28: ...es while supplying power CAUTION Thermocouple For K Thermocouple input use the compensation lead wire with shield which is effective for electric noise Total external resistance of K thermocouple inpu...

Page 29: ...insulating sleeve If the crimping terminal such as Y shaped crimping terminal is used the terminal may come off There is a risk of electrical shok CAUTION How to connect the shield wire of the compen...

Page 30: ...u SnCuNi or SCN CAUTION After wiring make sure that wiring has been done correctly If difference signal has been connected damage to STC 2A series may result Also make sure that the input power is wit...

Page 31: ...ermocouple cable for OH ST HS11 Use as extension cable of K Thermocouple for OH A Refrigerator harness D type Attached to 3 phase refrigerator motor B Compressor harness D type Attached to 3 phase ref...

Page 32: ...HS51 Use for cartridge type inner heater ST HS52 Use for sheath type inner heater K Thermocouple for OH ST HS11 Use as extension cable of K Thermocouple for OH Inverter control cable ST HS60 No 1 F U...

Page 33: ...circuit b Output circuit Figure 7 3 Wiring for I F input and output signal To internal circuit Input circuit I F 1 COM 6 7 9 Pin Non voltage contact or Open collector N24 GROUND N24 GROUND COM GND_EX...

Page 34: ...eration operation Turn ON I F input REGEN signal of the STC 2A Alternate Signal Each inner heater of the super trap will be turned ON and the STC 2A PID control the inner heaters at R T set value init...

Page 35: ...n Manual ULVAC CRYOGENICS INCORPORATED 21 CAUTION During cool down if the temperature exceeds READY set value initial set value 160K which is the limit temperature that the super trap can maintain its...

Page 36: ...eries without refrigerator negative rotation operation input output Refrigerator Device output Positiverotation Negativerotation control Cooldown Regeneration Cooldown Heater Standby Initialsetting In...

Page 37: ...A series with refrigerator negative rotation function operation Cooldown Cooldown Regeneration Standby Initialsetting Initialsetting Initialsetting Initialsetting Initialsetting Initialsetting input o...

Page 38: ...F ON REF OFF Returning to the initial screen Mode 2 Press and hold key for 2 seconds Press key to select the parameter P I D t 1 2 Cell The cell will display the parameter Press or key to change the s...

Page 39: ...gizing time of inner heater 1 30 min 0 300min 1 The temperature at which stand by operation Refrigerator over heart protection operation starts HI TEMP1 310 K 2 The temperature at which an alarm for r...

Page 40: ...FF is extremely narrow ON OFF count of the temperature control relay may exceed 300 000 in several months Note that this may result in contact welding of the temperature control relay Table 9 3 Guidel...

Page 41: ...properly There is a possibility that the heater has been damaged Contact our customer service Energizing time t is short concerning to Trap and its usage Change Energizing time t in accordance with y...

Page 42: ...ly referring to section 7 Breaking of K Thermocouple Change K Thermocouple The indicated temperature rises far more than room temperature around 340K and of K Thermocouple have been wired wrong way Co...

Page 43: ...STC 2A 100V 10 10A 50 60Hz 3 2 kg RV COM FW COMP TC IN TC OUT OH IN REF OUT REF IN SOURCE FG No 2 F E S U F E U S No 1 STC 2A RESET ULVAC CRYOGENICS ALARM HEATER COMP R COMP F READY REF ON HI TEMP RE...

Page 44: ...YOGENICS INC 100V 10 15A 50 60Hz STC 2A INV 1kw RESET INV STC 2A ULVAC CRYOGENICS ALARM HEATER COMP R COMP F READY REF ON HI TEMP REF OFF R T REGEN 5 5 5 240 240 203 F E U S 10 OH IN TC OUT S U F E 10...

Page 45: ...02 REF BOARD CN4 CN1 CN3 02 04 02 04 06 05 3 4 2 1 7 5 6 4 2 3 1 9 8 CN5 3 4 1 2 CN2 1 3 5 EX E REF3 REF2 REF1 REF11 REF12 REF13 EX E EX E 09 08 07 29 26 25 23 21 U B103 A103 31 32 33 34 35 36 A B C U...

Page 46: ...C TB TC IN OH IN TC OUT CN1 L E N SOURCE E3 E2 E1 32 31 35 34 36 33 31 32 34 35 36 33 CN1 21 29 25 26 23 29 21 23 26 25 29 UL1015 20 UL1015 20 C B A A103 B103 UL1015 14 UL1015 14 UL1015 20 UL1015 14...

Page 47: ...Chigasaki Kanagawa 253 0085 Japan Sales Tel 81 467 85 8884 Service Engineering Division Tel 81 467 85 9366 Fax 81 467 83 4838 ULVAC CRYOGENICS KOREA INC www ulvac cryo co kr 107 Hyeongoksandan ro Che...

Page 48: ...CS 2 ULVAC CRYOGENICS INCORPORATED This page intentionally left blank...

Page 49: ...es have been revised P 14 How to connect the shield wire of the compensating lead wire has been revised Figure7 1 and 7 2 Optional cable wiring have been revised Figure 7 3 Wiring for I F input and ou...

Page 50: ...Revision History R 2 ULVAC CRYOGENICS INCORPORATED 8 Operations Table 8 1 has been modified...

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