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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.
ULVAC CRYOGENICS INCORPORATED
D/N.MFST200E,2022DR10
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Table of Contents
Troubleshooting
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Summary of Contents for Ulvac 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 Trade Law when exporting or reexporting our products. ULVAC CRYOGENICS INCORPORATED...
- Page 3 As a general rule, diagnosis of failure should be done on site by customer. However, ULVAC CRYOGENICS or our service network can perform this service for an agreed fee upon the customer’s request. There will be no charge if the cause...
- Page 4 ULVAC CRYOGENICS. (2) Damage during transportation When damage by delivery/transportation is admitted, the product will be repaired free of charge within the range of the guarantee expressed in the sales contract.
- Page 5 2.3 Repair period after production is discontinued ULVAC CRYOGENICS shall accept product repairs for seven years after production of the product is discontinued. 3. Service Form After the products are delivered, please fill out the following information in the blanks. If you have any questions or technical problems please feel free to contact the nearest Customer Support Center or headquarters.
- Page 6 (3) If you have any questions or comments on this document, please do not hesitate to contact us. The phone numbers of local customer support centers are listed at the end of this manual. ULVAC CRYOGENICS INCORPORATED...
- Page 7 There is a danger of fire or burn injury. Explosive gas used. There is a risk of fire or explosion. Hazardous voltage . Electric shock may cause severe injury or loss of life. Hot heating part present. There is a risk of burn injury. MZ0F001E,2013OR03 ULVAC CRYOGENICS INCORPORATED...
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Page 9: Table Of Contents
Heater Controller (STC-2A series) Instruction Manual TABLE OF CONTENTS Disposal Considerations ....................IW-1 Features and Types......................1 1.1. Features ........................1 1.2. Models ........................2 Specifications ........................3 Component Descriptions ....................5 3.1. STC-2A ........................5 3.2. STC-2A (INV 1kW) ....................6 Connector Specifications and DIP Switch Specifications .......... - Page 10 Table of Contents FIGURES Figure 1-1 STC-2A series appearance ............... 1 Figure 1-2 Model designation of STC-2A series ............2 Figure 6-1 Panel cut dimensions and STC-2A installation ........13 Figure 7-1 STC-2A Optional cable wiring ..............17 Figure 7-2 STC-2A (INV 1kW) Optional cable wiring ..........
- Page 11 Please contact our technical service department when inspection and/or adjustment of STC-2A series are needed. No circuit or any other parts of this product may be changed and/or adjusted in any shape or form in any circumstances. Note that the any inspection, check, adjustment and repair caused by such change and/or adjustment will be only accepted at your expense even if it is within the warranty period.
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Page 13: Disposal Considerations
Contact your safety supervisor and follow the instructions to remove such toxic substances before disposing. We provide Safety Data Sheet (SDS) of our products upon your request. Please contact us if necessary. MZIW002E,2018JE01 ULVAC CRYOGENICS INCORPORATED IW-1... - Page 14 This page intentionally left blank. IW-2 ULVAC CRYOGENICS INCORPORATED...
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Page 15: Features And Types
(290K) during regeneration. The appearance of STC-2A series is shown in Figure 1-1 below. STC-2A series has two different models: STC-2A and STC-2A (INV 1kW). Please refer to section 1.2 “Models” for the difference between them. When you purchased a Super Trap which has the overheat protection sensor for the heater, the sensor can be activated/deactivated by switching the DIP switch of the STC-2A series. -
Page 16: Models
Super Trap Heater Controller STC-2A series Instruction Manual 1.2. Models STC-2A ( Usage None= For general purpose INV 1kW = For room temperature quick regeneration Figure 1-2 Model designation of STC-2A series Table 1-1 STC-2A series models Refrigerator power Usage... -
Page 17: Specifications
Super Trap Heater Controller STC-2A series Instruction Manual 2. Specifications ○ Dimensions ......... 240mm(W) x 100mm(H) x 300mm(D) (See the external dimensions for the details) ○ Weight ..........Approx.3.2kg ○ Power Source ........Single-phase 100VAC±10% 50Hz/60Hz Circuit protector capacity：10A (15A) ※... - Page 18 CAUTION ● Do NOT heat the Super Trap exceeding 70℃(340K). It may damage the Super Trap. An alarm will sound from STC-2A series when the indicated temperature has reached ● 330K. Cut off all power sources right after the alarm activation.
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Page 19: Component Descriptions
(Note that the LED will not light up when the compressor unit is stopped. LED lights up during regeneration (I/F input [REGEN] signal of STC-2A series is ON). ・REGEN LED lights up when the heater is output (I/F input [REGEN] signal of STC-2A series is ・HEATER ON). -
Page 20: Stc-2A (Inv 1Kw)
Super Trap Heater Controller STC-2A series Instruction Manual 3.2. STC-2A (INV 1kW) Table 3-2 Component descriptions（STC-2A(INV 1kW)） Description Name Lights up when powered ON(100VAC）. POWER ① Normal mode Displays the temperature of super trap panel. 7-segment ② Parameter setting mode It displays a set value (See section 9.1). -
Page 21: Connector Specifications And Dip Switch Specifications
Super Trap Heater Controller STC-2A series Instruction Manual 4. Connector Specifications and DIP Switch Specifications Main switch ８ ５ ４ ２ 4.1. Connector specifications No.1 No.2 ＨＥＡＴＥＲ ＨＥＡＴＥＲ TC-IN TC-OUT OH-IN ＦＵ ＳＥ ５Ａ ＦＵＳ Ｅ ５Ａ Ｉ／Ｆ COMP RE F SOURCE ９... -
Page 22: Table 4-2 Connectable Plugs And Pins（Stc-2A(Inv 1Kw)
Super Trap Heater Controller STC-2A series Instruction Manual ８ ５ ４ Main switch No.1 No.2 ＨＥＡＴＥＲ ＨＥＡＴＥＲ TC-IN TC-OUT ON/OFF OH-IN ＦＵ Ｓ Ｅ 10 Ａ Ｆ Ｕ Ｓ Ｅ 10Ａ Ｉ／Ｆ SOURCE ９ ６ ３ １０ １ Table 4-2 Connectable plugs and pins（STC-2A(INV 1kW)）... -
Page 23: Table 4-3 Descriptions Of I/F Connector Pins
Super Trap Heater Controller STC-2A series Instruction Manual Table 4-3 Descriptions of I/F connector pins Signal Signal Name Description Contact input common (N24) REGEN When signal is ON, regeneration operation will be started. N．C． Keep these connector pins unconnected. It is used to release the condition that keeps alarms activating. -
Page 24: Dip Switch Specifications
Super Trap Heater Controller STC-2A series Instruction Manual 4.2. DIP switch specifications １： ２： ９： DIP switches Sticker： Description of Dip SW There are two types of MBDI-H1 series DIP switch: Previous Model and New Model. Previous Model: Push a lever UP to turn ON. The color of the levers is yellow. -
Page 25: Accessories And Optional Cables
Super Trap Heater Controller STC-2A series Instruction Manual 5. Accessories and Optional Cables Unless purchasing the optional cables in Table 2, the accessories listed in the table below are attached to the STC-2A series. In that case all connections and wiring should be made by customers. -
Page 26: Table 5-2 Optional Cables
Super Trap Heater Controller STC-2A series Instruction Manual When purchasing the STC-2A series as a part of super trap system, it is available to specify and order optional cable. Table 5-2 below shows optional cables. Also refer to section 7 for “Wiring”. Note that contents of Accessories in table 5-1 will be changed when optional cable is purchased. -
Page 27: Installation
Referring to the dimensions in figure 6-1 and cut the front panel of the cabinet and machine four mounting holes. Insert STC-2A series to the cabinet from the front panel. Make sure that it is inserted further enough and steady. Then fix it with four screws (M4) from the back of the cabinet. -
Page 28: Wiring
Super Trap Heater Controller STC-2A series Instruction Manual 7. Wiring After the installation of STC-2A series, perform wiring work referring to figure 7-1 and 7-3 for STC-2A and figure 7-2 and 7-3 for STC-2A (INV 1kW). Following warnings and cautions must be observed when performing the wiring. - Page 29 ●When connecting the plug type connector to STC-2A series, confirm that it is all the way seated. When unplug the connector, make sure to pull the plug. Do Not pull the cable.
- Page 30 It is effective to prevent interference. 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 within the allowable range. ULVAC CRYOGENICS INCORPORATED...
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Page 31: Figure 7-1 Stc-2A Optional Cable Wiring
Super Trap Heater Controller STC-2A series Instruction Manual ＳＹＳＴＥＭ ＣＯＭＰＲＥＳＳＯＲ ＵＮＩＴ Wiring should be performed by customer. Ｃ ３ ０ Ｖ Ｒ ＰＷＲ ＳＴＳ １ ＲＤＹ ２ ＲＵＮ ３ ＣＨ１ ４ ５ ６ ７ ８ ＣＯＭ ＲＳＴ ＳＵＰＰＬＹ ＰＲＥＳＳＵＲＥ Wiring should be performed by customer. -
Page 32: Figure 7-2 Stc-2A (Inv 1Kw) Optional Cable Wiring
Super Trap Heater Controller STC-2A series Instruction Manual ＳＹＳＴＥＭ ＣＯＭＰＲＥＳＳＯＲ ＵＮＩＴ Wiring should be performed by customer. Ｃ ３ ０ Ｖ Ｒ ＰＷＲ ＳＴＳ １ ＲＤＹ ２ ＲＵＮ ３ ＣＨ１ ４ ５ ６ ７ ８ ＣＯＭ ＲＳＴ ＳＵＰＰＬＹ ＰＲＥＳＳＵＲＥ ⑥... -
Page 33: Figure 7-3 Wiring For I/F Input And Output Signal
Super Trap Heater Controller STC-2A series Instruction Manual Output circuit Input circuit 10(GND_EX)~18, 24~26, 36(P24) Pin 1(COM), 6,7,9 Pin DC-24V_EX #36 : DC24V_EX ‘A To internal circuit Non-voltage contact or Recommended: Sequencer Open collector ‘A GND_EX GND_EX N24 (GROUND) N24 (GROUND) -
Page 34: Operations
Super Trap Heater Controller STC-2A series Instruction Manual 8. Operations Table 8-1 Operations Step Operation Status of STC-2A series Turn on the power of STC-2A series. POWER LED will light up, and then the temperature of the super trap 80K panel will be indicated on 7 segments display. - Page 35 Super Trap Heater Controller STC-2A series Instruction Manual 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 performance, it is recommended to start regeneration.
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Page 36: Figure 8-1 Stc-2A Series（Without Refrigerator Negative Rotation）Operation
Super Trap Heater Controller STC-2A series Instruction Manual ＴＥＭＰ Standby Regeneration Cooldown Cooldown Ｈ ＩＴ Ｅ Ｍ Ｐ ２ （Initialsetting： ３３ ０Ｋ ） Ｈ ＩＴ Ｅ Ｍ Ｐ １ ＰＩＤ control （Initialsetting： ３１ ０Ｋ ） Ｒ － Ｔ （Initialsetting ：２ ９０ Ｋ）... -
Page 37: Figure 8-2 Stc-2A Series（With Refrigerator Negative Rotation Function）Operation
Super Trap Heater Controller STC-2A series Instruction Manual ＴＥＭＰ Standby Regeneration Cooldown Cooldown Ｈ ＩＴ Ｅ Ｍ Ｐ ２ （Initialsetting ：３ ３０ Ｋ） Ｈ ＩＴ Ｅ Ｍ Ｐ １ （Initialsetting： ３１ ０Ｋ ） Ｒ － Ｔ （Initialsetting ：２ ９０ Ｋ）... -
Page 38: Parameter Setting
Super Trap Heater Controller STC-2A series Instruction Manual 9. Parameter Setting 9.1. Parameter setting method Description In parameter setting mode, it is used to increase set value. It is used to move to parameter setting mode, and to fix the changed value in the mode. -
Page 39: Factory Default Settings
Super Trap Heater Controller STC-2A series Instruction Manual 9.2. Factory default settings Table 9-1 Factory default parameter settings（Standard setting mode） Initial Set command Description Setting range value ROOM TEMP (Target value of inner heater control). 290K 273～300K It outputs signal when the temperature is above the set value. -
Page 40: Table 9-3 Guideline For Relay On/Off Count
Notice to the user who purchased STC-2A series as a single item: Inner heater energizing time “t” has been preset as 30min therefore it needs you to change set time “t” in accordance with your trap. -
Page 41: Troubleshooting
Super Trap Heater Controller STC-2A series Instruction Manual 10. Troubleshooting Table 10-1 Troubleshooting （descriptions of error indications） Display Description Possible causes Action It outputs due to breaking Inappropriate wiring of heater Make sure that wiring has been cable. done correctly. -
Page 42: Table 10-2 Troubleshooting（Other
Super Trap Heater Controller STC-2A series Instruction Manual Table 10-2 Troubleshooting（Other） Problems Possible causes Corrective action The refrigerator unit Either of Power cable, refrigerator cable, Referring to section 7, connect cables does not start running. inverter control cable or K Thermocouple correctly. -
Page 43: Appended Figure 1 Stc-2A Dimensional Drawing
Super Trap Heater Controller STC-2A series Instruction Manual Appended Figure 1 STC-2A Dimensional drawing ULVAC CRYOGENICS INCORPORATED... -
Page 44: Stc-2A(Inv 1Kw) Dimensional Drawing
Super Trap Heater Controller STC-2A series Instruction Manual Appended Figure 2 STC-2A (INV 1kW) Dimensional drawing ULVAC CRYOGENICS INCORPORATED... -
Page 45: Stc-2A Electric Wiring Diagram
Super Trap Heater Controller STC-2A series Instruction Manual Appended Figure 3 STC-2A Electric wiring diagram ULVAC CRYOGENICS INCORPORATED... -
Page 46: Stc-2A (Inv 1Kw) Electric Wiring Diagram
Super Trap Heater Controller STC-2A series Instruction Manual Appended Figure 4 STC-2A(INV 1kW) Electric wiring diagram ULVAC CRYOGENICS INCORPORATED... - Page 47 ULVAC CRYOGENICS INC. www.ulvac-cryo.com 1222-1 Yabata, 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, Cheongbuk-Myeon, Pyeongtaek-si, Gyeonggi-Do, Korea, 17812 Tel: +82-31-683-2926 Fax: +82-31-683-2956 ULVAC CRYOGENICS (NINGBO) INC.
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- Page 49 Super Trap Heater Controller (STC-2A series) Instruction Manual Revision History Date Revision No. Contents 2008-09-11 2008.09 First edition 2009-06-08 2009JE01 “Introduction” has been revised. UCN address has been changed. “SERVICE NETWORK” has been revised. 2009-06-30 2009JE02 Notes have been added.
- Page 50 Revision History “8. Operations” Table 8-1 has been modified. ULVAC CRYOGENICS INCORPORATED...
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