Ytc YT-1000 series Product Manual
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Ytc YT-1000 series Product Manual

Smart positioner
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SMART POSITIONER
PRODUCT MANUAL
YT-1000 / 1050 SERIES
VERSION 1.04

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  • Page 1 SMART POSITIONER PRODUCT MANUAL YT-1000 / 1050 SERIES VERSION 1.04...

  • Page 2: Table Of Contents

    Smart Positioner YT-1000 / 1050 series Product Manual Contents Introduction ........................... 5 General Information for the users ................... 5 Manufacturer Warranty ......................5 Explosion Proof Warning (Only for explosion proof type positioners) ........6 Product Description ........................7 General ............................ 7 Main Features and Functions ....................
  • Page 3 Smart Positioner YT-1000 / 1050 series Product Manual 2.8.9 YT-1000R (Internal Limit Switch or Limit Switch + SPTM) ........... 26 2.8.10 YT-1000R (External SPTM with LCD)................27 2.8.11 YT-1000R (External Limit Switch) ................. 28 2.8.12 YT-1050L (Explosion proof construction for internal pressure type) ......29 2.8.13 YT-1050R (Fork Lever type + Explosion proof construction for internal pressure)..
  • Page 4 Smart Positioner YT-1000 / 1050 series Product Manual 7.1.2 Rotary positioner ......................53 Adjustment - Zero Point ......................54 Adjustment - Span ......................... 55 Adjustment – L/S (Limit Switch, Internal, Option) ..............55 Adjustment – A/M switch (Auto/Manual) ................56 Orifice Installment .........................

  • Page 5: Introduction

    Smart Positioner YT-1000 / 1050 series Product Manual 1. Introduction 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.

  • Page 6: Explosion Proof Warning (Only For Explosion Proof Type Positioners)

    Smart Positioner YT-1000 / 1050 series Product Manual Explosion Proof Warning (Only for explosion proof type positioners) Please ensure the unit is being used and installed in conformity with local, regional, and national explosion proof environment.  Refer to “2.6 Certifications” ...

  • Page 7: Product Description

    Smart Positioner YT-1000 / 1050 series Product Manual 2. Product Description General YT-1000 / 1050 series Electro-Pneumatic Positioner accurately controls valve stroke in response to an input signal of 4~20mA from the controller. Main Features and Functions  It is compatible with most of controllers. ...

  • Page 8: Label Description

    Smart Positioner YT-1000 / 1050 series Product Manual Label Description  MODEL NUMBER : Indicates the model number and any options of the positioner.  EXPLOSION PROOF : Indicates certified explosion proof grade.  INGRESS PROTECTION : Indicates enclosure protection grade. ...
  • Page 9 Smart Positioner YT-1000 / 1050 series Product Manual Fig. L-6: YT-1000 Ex dmb IIB T5 (KCs, TIIS) Fig. L-7: YT-1000 Ex d mb IIC T5 (FM, CSA) Fig. L-8: YT-1050 Non-explosion Fig. L-9: YT-1050 Ex db mb IIB T5 Gb (ATEX, IECEx, KCs) Ver.

  • Page 10: Product Number

    Smart Positioner YT-1000 / 1050 series Product Manual Product Number 2.4.1 YT-1000 Linear series follows suffix symbols as follows. YT-1000L 1 Single Acting type Double Non-explosion Explosion Proof ATEX, IECEx, TS, KCs FM, CSA KCs, NEPSI TIIS TRCU 10 ~ 40 mm Lever Type 30 ~ 70 mm 60 ~ 100 mm...

  • Page 11: Yt-1000 Rotary Series Follows Suffix Symbols As Follows

    Smart Positioner YT-1000 / 1050 series Product Manual 2.4.2 YT-1000 Rotary series follows suffix symbols as follows. YT-1000R 1 Single Acting type Double Non-explosion Explosion Proof ATEX, IECEx, TS, KCs FM, CSA KCs, NEPSI TIIS TRCU M6 x 34L Lever Type M6 x 63L M8 x 34L M8 x 63L...

  • Page 12: Yt-1050 Series Follows Suffix Symbols As Follows

    Smart Positioner YT-1000 / 1050 series Product Manual 2.4.3 YT-1050 series follows suffix symbols as follows. YT-1050 1 Linear Motion type Rotary Single Acting type Double Non-explosion Explosion Proof ATEX, KCs TRCU 10 ~ 40 mm 20 ~ 70 mm Linear 50 ~ 100 mm 100 ~ 150 mm...

  • Page 13: Product Specification

    Smart Positioner YT-1000 / 1050 series Product Manual Product Specification 2.5.1 Positioner Specification Model YT-1000 YT-1050 Housing Material Aluminum Stainless steel 316 Motion Type Linear Rotary Linear Rotary Acting Type Single / Double Input Signal 4~20mA DC Supply Pressure 0.14 ~ 0.7 MPa (1.4 ~ 7 bar) Stroke 10 ~ 150 mm 0 ~ 90°...

  • Page 14: Specification Of Sptm(Smart Position Transmitter) Option

    Smart Positioner YT-1000 / 1050 series Product Manual 2.5.2 Specification of SPTM(Smart Position Transmitter) option External SPTM Model SPTM-6V Housing Material Aluminum Motion Type Linear Rotary Input Signal 10 ~ 150 mm (0 ~ 30°) 0 ~ 90° Output Signal 4~20mA DC Vs [V] –...

  • Page 15: Specification Of Internal L/S(Limit Switch) Option

    Smart Positioner YT-1000 / 1050 series Product Manual 2.5.3 Specification of Internal L/S(Limit Switch) option Switch Type Mechanical Switch (2 x SPDT) Micro Switch Model V-165-1A5 (OMRON) 250V 16A Switch Rating 125V 0.6A, 250V 0.3A Terminal 8 Points Tested under ambient temperature of 20’C, absolute pressure of 760mmHg, and humidity of 65%. Please contact Young Tech Co., Ltd for detailed testing specification.

  • Page 16: Certifications

    Smart Positioner YT-1000 / 1050 series Product Manual Certifications ※ All certifications below are posted on YTC homepage. 2.6.1 YT-1000 & YT-1050  ATEX Rating : II 2G Ex db mb IIB T5 Gb, NEMA 4X Certification No. : EPS 16 ATEX 1 141 X Ambient temperature : -20 ~ 60°C (-4 ~ 140°F)

  • Page 17: Yt-1050

    Smart Positioner YT-1000 / 1050 series Product Manual  TIIS Rating : Ex dmb IIB T5 Certification No. : TC21196 Ambient temperature : -20 ~ 70°C (-4 ~ 158°F)  Rating : Ex db mb IIB T5 Gb X Certification No. : TS : 1050008222 Ambient temperature : -20 ~ 60°C (-4 ~ 140°F) 2.6.3 YT-1050...

  • Page 18: Parts And Assembly

    Smart Positioner YT-1000 / 1050 series Product Manual Parts and Assembly 2.7.1 YT-1000L 2.7.2 YT-1050L Ver. 1.04...

  • Page 19: Yt-1000R

    Smart Positioner YT-1000 / 1050 series Product Manual 2.7.3 YT-1000R 2.7.4 YT-1000R + SPTM (Internal) Ver. 1.04...

  • Page 20: Yt-1000R + Limits Switch (Internal)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.7.5 YT-1000R + Limits Switch (Internal) Ver. 1.04...

  • Page 21: Yt-1000R + Sptm (External)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.7.6 YT-1000R + SPTM (External) 2.7.7 YT-1000R + Limit Switch (External) Ver. 1.04...

  • Page 22: Product Dimension

    Smart Positioner YT-1000 / 1050 series Product Manual Product Dimension 2.8.1 YT-1000L (Flameproof enclosure) 2.8.2 YT-1000L (Non-explosion proof type or Intrinsic safety) Ver. 1.04...

  • Page 23: Yt-1000L (Internal Sptm Without Lcd)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.3 YT-1000L (Internal SPTM without LCD) 2.8.4 YT-1000R (Fork Lever type + Explosion proof construction for internal pressure) Ver. 1.04...

  • Page 24: Yt-1000R (Namur Type)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.5 YT-1000R (Namur type) 2.8.6 YT-1000R (Dome indicator) Ver. 1.04...

  • Page 25: Yt-1000R (Internal Sptm Without Lcd)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.7 YT-1000R (Internal SPTM without LCD) 2.8.8 YT-1000R (Internal SPTM with LCD) Ver. 1.04...

  • Page 26: Yt-1000R (Internal Limit Switch Or Limit Switch + Sptm)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.9 YT-1000R (Internal Limit Switch or Limit Switch + SPTM) Ver. 1.04...

  • Page 27: Yt-1000R (External Sptm With Lcd)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.10 YT-1000R (External SPTM with LCD) Ver. 1.04...

  • Page 28: Yt-1000R (External Limit Switch)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.11 YT-1000R (External Limit Switch) Ver. 1.04...

  • Page 29: Yt-1050L (Explosion Proof Construction For Internal Pressure Type)

    Smart Positioner YT-1000 / 1050 series Product Manual 2.8.12 YT-1050L (Explosion proof construction for internal pressure type) 2.8.13 YT-1050R (Fork Lever type + Explosion proof construction for internal pressure) Ver. 1.04...

  • Page 30: Principle Of Positioner Movement

    Smart Positioner YT-1000 / 1050 series Product Manual 3. principle of positioner movement Linear Positioner Fig. 3-1: Linear positioner with an actuator When INPUT SIGNAL is supplied to the positioner to open the valve, power is generated from ① the torque motor and pushes ② the flapper to the opposite side of ③ the nozzle. The gap between ③...

  • Page 31: Rotary Positioner

    Smart Positioner YT-1000 / 1050 series Product Manual Rotary Positioner Fig. 3-2: Rotary positioner with an actuator When INPUT SIGNAL is supplied to the positioner to open the valve, power is generated from ① the torque motor and pushes ② the flapper to the opposite side of ③ the nozzle. The gap between ③...

  • Page 32: Installation

    Smart Positioner YT-1000 / 1050 series Product Manual 4. Installation Safety When installing a positioner, please ensure to read and follow safety instructions.  Any input or supply pressures to valve, actuator, and / or to other related devices must be turned off.

  • Page 33: Preparing Bracket For The Positioner

    Smart Positioner YT-1000 / 1050 series Product Manual 4.3.1 Preparing Bracket for the positioner Proper bracket must be made in order to adapt the positioner on the actuator yoke. Please consider following important points when a bracket is being designed. ...
  • Page 34 Smart Positioner YT-1000 / 1050 series Product Manual 4. Connect an air-filter regulator to the actuator temporarily. Supply enough air pressure to the actuator in order to position the valve stroke at 50% of the total stroke. Fig. 4-4: Positioning the valve at 50% of the total stroke 5.
  • Page 35 Smart Positioner YT-1000 / 1050 series Product Manual 6. Check if feedback lever is vertical to the valve stem at 50% of the valve stroke. If it is not vertical, adjust the bracket or the connection bar to make vertical. Improper installation may cause poor linearity.
  • Page 36 Smart Positioner YT-1000 / 1050 series Product Manual 8. After installing the positioner, operate the valve from 0% to 100% stroke by using direct air to the actuator. On both 0% and 100%, the linear lever stopper should not touch the stopping bosses of positioner, which is located on the backside of the positioner.

  • Page 37: Rotary Positioner Installation

    Smart Positioner YT-1000 / 1050 series Product Manual Rotary positioner Installation Rotary positioner should be installed on rotary motion valve such as ball or butterfly type which uses rack and pinion, scotch yoke or other type of actuators which its stem rotates 90 degrees.

  • Page 38: Rotary Bracket Information

    Smart Positioner YT-1000 / 1050 series Product Manual 4.4.2 Rotary Bracket Information The rotary bracket set(included with the positioner) contains two components. The bracket is designed to fit onto the actuator with 20mm, 30mm and 50mm stem height (H) according to VDI/VDE 3845 standard.

  • Page 39: Rotary Positioner Installation Steps

    Smart Positioner YT-1000 / 1050 series Product Manual 4.4.3 Rotary positioner Installation Steps 1. Please check the actuator’s stem height and adjust the brackets by referring to the above bracket figures. 2. Attached the brackets onto the actuator. It is recommended to use spring washer so the bolts will not be loosen from vibration.
  • Page 40 Smart Positioner YT-1000 / 1050 series Product Manual 5. (Only Fork lever type) After determining fork lever direction, adjust F between the top plate of fork lever and the top face of actuator as below table. Fasten lock nuts which are located on the bottom of the fork lever.

  • Page 41: Connection - Air

    Smart Positioner YT-1000 / 1050 series Product Manual 5. Connection - Air Safety  Supply pressure should be clean and dry air – avoiding moisture, oil or dust.  Always recommended to use air filter regulator (i.e. YT-200 series).  Young Tech Co., Ltd has not tested positioner’s operation with any other gases other than clean air.

  • Page 42: Connection - Piping With Actuator

    Smart Positioner YT-1000 / 1050 series Product Manual Connection – Piping with actuator 5.4.1 Single action Singe acting type positioner is set to use only Out1 port. Out1 port of positioner should be connected with port of actuator when using spring return actuator of single acting type. As input signal ampere increases, the supply air pressure will be supplied through Out1 port.

  • Page 43: Double Acting Actuator

    Smart Positioner YT-1000 / 1050 series Product Manual Fig. 5-4: Setting directions of piping and cam for rotary single actuator 5.4.2 Double acting actuator Double acting type positioner is set to use both Out1 and Out2 port. As input signal increases, the supply pressure will be supplied through Out1 of positioner to actuator and the exhausting air from actuator will be exhausted through Out2 of positioner.
  • Page 44 Smart Positioner YT-1000 / 1050 series Product Manual Refer to below diagram and check if the valve is a “Reverse Acting” or “Direct Acting”. Then connect positioner’s OUT1 port to the proper actuator’s port and in case of need, switch the assembly position of the Span (linear) and Cam (Rotary).

  • Page 45: Connection - Power

    Smart Positioner YT-1000 / 1050 series Product Manual 6. Connection – Power General  Conduit entry connection tap is G 1/2 (PF 1/2).  Positioner usually uses 4~20mA DC.  Positioner with PTM options must be supplied with 9~28V DC separately. ...

  • Page 46: Connection

    Smart Positioner YT-1000 / 1050 series Product Manual 6.2.2 Connection 1. Unscrew M3 set screw from the junction box and open the junction box cover. 2. Connect external wires to corresponding polarities within the junction box terminal block. To avoid poor contacts, make sure all bolts on the terminal block are tightened. 3.

  • Page 47: Intrinsic Safety Type

    Smart Positioner YT-1000 / 1050 series Product Manual Intrinsic safety type Distinguish Intrinsic safety type circuit from Non-Intrinsic safety type circuit and separate it from any other electric circuits. 6.3.1 Connection 1. Open the cover base of the positioner. 2. Connect external wires to corresponding polarities on the terminal block located at top left corner.

  • Page 48: Internal Sptm (Without Lcd)

    Smart Positioner YT-1000 / 1050 series Product Manual Internal SPTM (Without LCD) Fig. 6-5: Connecting cables 6.4.1 Slide Switch (3 point position type, but old type slide switch was 2 point position type.) Smart Position Transmitter can be calibrated by 2 or 5 points setting. The slide switch has 3 positions as below.

  • Page 49: Buttons

    Smart Positioner YT-1000 / 1050 series Product Manual 2. 5-Point position: By setting 5 points (0%, 25%, 50%, 75%, and 100%), the outputs can be set accordingly. Different from 2-point setting, 5 point setting allows the end user to set 0%, 25%, 50%, 75%, 100% to their desired positions.

  • Page 50: Internal Sptm (With Lcd)

    Smart Positioner YT-1000 / 1050 series Product Manual 5. 20mA button: The button is used when setting 100% position of full stroke during calibration. Position the valve at 100%, press and hold the button for 2 seconds and the lamp will flash twice quickly.

  • Page 51: Internal L/S + Sptm (Without Lcd)

    Smart Positioner YT-1000 / 1050 series Product Manual Internal L/S + SPTM (Without LCD) • Refer to above 6.4.1 and 6.4.2 to calibrate the position transmitter. Fig. 6-7: Connecting cables Ver. 1.04...

  • Page 52: Adjustments

    Smart Positioner YT-1000 / 1050 series Product Manual 7. Adjustments Ra or Da Setting 7.1.1 Linear Positioner 1. If the actuator axis moves down when input signal is increased, assemble the “Span” to upper M6 Tap hole like the below figure. Fig.

  • Page 53: Rotary Positioner

    Smart Positioner YT-1000 / 1050 series Product Manual 2. If the actuator axis moves up when input signal is increased, assemble the “Span” to lower M6 Tap hole like the below figure. Fig. 7-3: Span Installation (Ra) 7.1.2 Rotary positioner 1.

  • Page 54: Adjustment - Zero Point

    Smart Positioner YT-1000 / 1050 series Product Manual Fig. 7-6: Parts (Standard) Fig. 7-7: Parts (LS internal) Adjustment - Zero Point Set input signal at 4mA (or 20mA) as the initial ampere and rotate the adjuster of zero unit handle upward or downward to adjust actuator’s initial point. Please refer to the below diagram to increase or decrease the zero point Fig.

  • Page 55: Adjustment - Span

    Smart Positioner YT-1000 / 1050 series Product Manual Adjustment - Span 1. After setting zero point, supply input signal at 20mA (or 4mA) as the end ampere and check the actuator stroke. If the stroke is too low, the span should be increased. If the stroke is too high, the span should be decrease.

  • Page 56: Adjustment - A/M Switch (Auto/Manual)

    Smart Positioner YT-1000 / 1050 series Product Manual Adjustment – A/M switch (Auto/Manual) 1. Auto manual switch is on the top of pilot unit. Auto manual switch allows the positioner If the counter-clockwise (toward “M”, Manual), it is to be functioned as by-pass. loosened, then the supply pressure will be directly supplied from out1 port of positioner to the actuator regardless of input signal ampere.

  • Page 57: Orifice Installment

    Smart Positioner YT-1000 / 1050 series Product Manual Orifice Installment If the actuator size is too small relative to the flow rate of positioner, hunting can occur. In order to avoid hunting, the orifices can be installed in the outports. 1.
  • Page 58 Smart Positioner YT-1000 / 1050 series Product Manual Fig. 7-15: Resetting resistance of potentiometer (without LCD) Fig. 7-16: Resetting resistance of potentiometer (with LCD) Ver. 1.04...

  • Page 59: Maintenance

    Smart Positioner YT-1000 / 1050 series Product Manual 8. Maintenance Pilot valve 1. If Supply air pressure is not stable or Supply air is not clean, the positioner may not function properly. Air quality and pressure should be checked regularly to see if the air is clean and pressure set is normal.

  • Page 60: Troubleshooting

    Smart Positioner YT-1000 / 1050 series Product Manual 9. Troubleshooting  Positioner does not respond to the input signal. 1) Check supply pressure level. The lever must be at least 1.4 Kgf/cm . For spring-return type of actuator, the supply pressure level has to be larger than the spring’s specification. 2) Check if input signal is properly supplied to the positioner.
  • Page 61 1) In case of double acting actuator, check if seat adjustment has been properly performed. Please contact YTC for any further inquiries regarding the seat adjustment. 2) Backlash can occur when the feedback lever and lever spring are loosen. To avoid backlashing, please adjust the lever spring.
  • Page 62 Product Manual Manufacturer: Young Tech Co., Ltd 81, Hwanggeum-ro, 89 Beon-gil, Yangchon-eup Gimpo-si, Gyeonggi-do, South Korea 10048 Tel: +82-31-986-8545 Fax: +82-70-4170-4927 Email: ytc.sales@rotork.com Homepage : http://www.ytc.co.kr Issued : 2017-04-21 Copyright © Young Tech Co., Ltd. All Rights Reserved. Ver. 1.04...

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Yt-1050 series

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