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YT-2600 series 

 

1.  Introduction 

1.1 

General Information for the users 
Thank  you  for  purchasing  Young  Tech  Co.,  Ltd  products.  Each  product  has  been  fully 
inspected  after  its  production  to  offer  you  the  highest  quality  and  reliable  performance.   
Please read the product manual carefully prior to installing and commission the product.   

  For the safety, it is important to follow the instructions in the manual.  Young Tech Co., 

Ltd will not be responsible for any damages caused by user’s negligence.   

  The manual should be provided to the end-user.   

  Any modifications or repairs to the product may only be performed if expressed in this 

manual.   

  The  manual  can  be  altered  or  revised  without  any  prior  notice.  Any  changes  in 

product’s specification, design, and/or any components may not be printed immediately 
but until the following revision of the manual.   

  The  manual  should  not  be  duplicated  or  reproduced  for  any  purpose  without  prior 

approval from Young Tech Co., Ltd, Gimpo-si, South Korea.   

 
1.2 

Manufacturer Warranty 

  For the safety, it is important to follow the instructions in the manual.  Manufacturer will 

not be responsible for any damages caused by user’s negligence.   

  Manufacturer will not be responsible for any damages or accidents as a result of any 

alteration or modification of the product and its parts.  If any alteration or modifications 
are necessary, please contact Young Tech Co., Ltd directly.   

  Manufacturer warrants the product from the date of original purchase of the product for 

one (1) year, except as otherwise stated. 

  Manufacturer  warranty  will  not  cover  products  that  have  been  subjected  to  abuse, 

accidents,  alterations,  modifications,  tampering,  negligence,  misuse,  faulty  installation, 
lack  of  reasonable  care,  repair  or  service  in  any  way  that  is  not  contemplated  in  the 
documentation  for  the  product,  or  if  the  model  or  serial  number  has  been  altered, 
tampered  with,  defaced  or  removed;  damages  that  occurs  in  shipment,  due  to  act  of 
God,  failure  due  to  power  surge,  or  cosmetic  damage.    Improper  or  incorrectly 
performed maintenance will void this limited warranty.     

  For detailed warranty information, please contact Young Tech Co., Ltd – South Korea.   

 
1.3 

Explosion Proof Warning 
Please  ensure  the  unit  is  being  used  and  installed  within  the  explosion  proof  certified 
environment.     

  YT-2600 series explosion proof grade is 

Ex d IIC T6

 and can be used in 

zone 1 and 2

.     

  Explosion proof type of cables and gaskets should be used, when explosion gases are 

Summary of Contents for YTC YT-2600 Series

Page 1: ...SMART POSITIONER PRODUCT MANUAL YT 2600 SERIES VERSION 1 04...

Page 2: ...lation 9 3 1 Safety 9 3 2 YT 2600L Installation 9 3 2 1 Installation Steps 10 3 3 YT 2600R Installation 12 3 3 1 Bracket Information 12 3 3 2 Installation Steps 13 4 Connections 14 4 1 Safety 14 4 2 S...

Page 3: ...3 8 Auto DZ AUTO dZ 23 6 3 4 Hand Calibration Mode HAND CAL 24 6 3 4 1 Zero Point PV_ZERO and End Point PV_END for Valves 24 6 3 4 2 Zero Point TR_ZERO and End Point TR_END for Transmitter 24 6 3 4 3...

Page 4: ...ny damages caused by user s negligence Manufacturer will not be responsible for any damages or accidents as a result of any alteration or modification of the product and its parts If any alteration or...

Page 5: ...ctions such as Auto Calibration PID Control Alarms and HART Protocol Communications 2 2 Main Features and Functions LCD display enables users to monitor the positioner status Positioner operates norma...

Page 6: ...er of the positioner B Supply Indicates the supply pressure range C Amb Temp Indicates the allowable ambient temperature D Input Signal Indicates input signal range E Protection of Enclosure Indicates...

Page 7: ...p 30 70 T6 30 85 T5 Linearity 0 5 F S Hysteresis 0 5 F S Sensitivity 0 2 F S Repeatability 0 3 F S Flow Capacity 60 LPM Sup 0 14 MPa Air Consumption 0 01 LPM Sup 0 14 MPa idle Output Characteristic Li...

Page 8: ...Parts and Assembly Fig 2 YT 2600 series exploded view 1 Pilot Cover 6 Potentiometer 2 Pilot Unit 7 Main Body 3 Main Cover 8 Terminal PCB 4 Main PCB 9 Terminal Cover 5 Feedback Lever 2 7 Product Dimen...

Page 9: ...to avoid entire system shut down Ensure there is no remaining pressure in the actuator 3 2 YT 2600L Installation YT 2600L should be installed on linear motion valves such as globe or gate type which...

Page 10: ...n previous step by fastening the bolts Please refer to the backside of the positioner for size of the bolts The standard bolt size is M8 x 1 25P Please contact Young Tech Co Ltd for other bolt sizes 3...

Page 11: ...ed valve stroke To adjust move the bracket the connection pin or both Fig 3 Pin Insertion when valve stroke is 40mm up and is 90mm bottom 9 After installing the positioner operate the valve from 0 to...

Page 12: ...gonal headed bolts M8 x 1 25P 4 pcs x M8 plate washer Fig 5 Fork lever type left and NAMUR lever type right 3 3 1 Bracket information Standard bracket included with the positioner contains two compone...

Page 13: ...be 45 degrees in relation to the linear shaft For NAMUR shaft installation the angle does not matter Fig 6 Counter clockwise and clockwise rotation 5 After setting fork lever position assemble lock n...

Page 14: ...is 1 4 7 kgf cm 2 140 700 kPA Set air filter regulator s pressure level 10 higher than actuator s spring range pressure 4 3 Piping Condition Ensure inside of pipe is clean of obstructions Do not use...

Page 15: ...terminal ensure that the power is off completely Do not open the cover when the power is still alive Please use ring type rug to protect against vibration or any other external impact Positioner with...

Page 16: ...using proper flameproof type packing union 3 Locate terminal of input signal on the left hand bottom side of the positioner Insert terminal bolts into the conduit entry and secure them with and termi...

Page 17: ...before operating the positioner 2 Open terminal cover and locate ground terminal plate on the right hand bottom side of the terminal plate The outer cable entry is located at outside of the terminal P...

Page 18: ...room s lamp or make alarm sound 4 If V and COM terminals are connected electric voltage can be used on limit switch It can receive signal from a computer 5 LS ACTION dip switch enable to switch the ac...

Page 19: ...de will be appeared on positioner s LCD screen within 6 seconds RUN indicates that the positioner adjusts the valve stroke according to the receiving signal There are six types of display message in R...

Page 20: ...perform AUTO2 calibration for initial positioner setting 6 3 1 1 AUTO1 Calibration AUTO1 AUTO1 changes zero and end points however KP KI KD will not be adjusted It is recommended to perform AUTO1 whe...

Page 21: ...en the valve actuator control values are not optimized Hunting or oscillation can be prevented by adjusting parameter values Once parameter values have been changed the changed values are being affect...

Page 22: ...ely to have hunting 6 3 3 3 D1 value Kd1 D value indicates the derivative value of the compensation signal based on the percentage of error allowance As the value increase it is more likely to have hu...

Page 23: ...f internal signal PT1 is for increased input signal and PT2 is for decreased input signal s PT values 6 3 3 7 Period T PERIOD T Period T indicates the positioner s internal control time interval As de...

Page 24: ...the valve and PV_END adjusts the end point of the valve 6 3 4 2 Zero Point TR_ZERO and End Point TR_END for Transmitter TR_ZERO adjusts the zero point of the transmitter 4 20mA feedback and TR_END adj...

Page 25: ...3 4 4 Normal Reverse Feedback Signal TR_NORM REV The feedback signal from the positioner can be viewed as normal or as reverse DOWN ENTER UP DOWN Zero Adjustment Match feedback signal with 4mA ENTER...

Page 26: ...T The positioner can be set as Direct Action DA or Reverse Action RA 6 3 5 2 Characteristic Adjustment CHAR The valve characteristic can be set on the field s requirement There are 3 types of characte...

Page 27: ...16 points of the curve 6 3 5 4 Tight Shut Open TSHUT OP Tight Shut Open allows the valve to open completely as the input signal reaches around 20mA ENTER DOWN ENTER UP DOWN ESC 3 times ENTER ENTER 6 s...

Page 28: ...2 20mA 6 3 5 7 Interpolation Mode ITP OFF ON Positioner can control the valve accurately if the feedback lever angle range is within designed range For some instance the angle exceeds the suggested ra...

Page 29: ...nce value 7 Error and Warning Code 7 1 Error code Error Code Code Description and Cause Action MT ERR L Positioner is improperly installed Positioner is not parallel to the ground at 50 point Lever is...

Page 30: ...arning Code Description Action B Pv Span Pv Zero range is below 500 The angle of feedback lever is too small Re install the positioner Ensure the feedback lever does not touch the lever stopper at 0 a...

Page 31: ...31 YT 2600 series 8 Main Software Map...

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