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Seg SP520 Instruction Manual

Electro-pneumatic positioner
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INSTRUCTION MANUAL
Electro-Pneumatic Positioner
SP520
Document No.
SEG-SP520-ML-K
Date
2021. 03. 26.
Rev. No.
1.00
Shin Hwa Eng Co., Ltd

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  • Page 1 INSTRUCTION MANUAL Electro-Pneumatic Positioner SP520 Document No. SEG-SP520-ML-K Date 2021. 03. 26. Rev. No. 1.00 Shin Hwa Eng Co., Ltd...

  • Page 2: Table Of Contents

    1-6 supply pipe condition ················································································ 1-7 Safety contents on electrical connection ·························································· 1-8 Safety to maintain Flame Explosion Proof(SP520) in danger area. ·························· 1-9 Safety to maintain Intrinsic safety Proof (SP520) in danger area. ···························· 1-10 Safety Requirements ················································································· Products Description ···················································································...
  • Page 3 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 4-1 Supply pressure condition ············································································ 4-2 Connection-Piping with actuator ·································································· 4-2-1 Single Acting actuator ·········································································· 4-2-2 Double acting actuator ········································································· 4-3 Air connection per each actuator type ····························································· 4-3-1 Rotary Type······················································································· 4-3-2 Linear Type ······················································································· 5.

  • Page 4: Introduction

    The manual should be provided to the end-user. l SP520 Series hardwarecan be upgraded without any prior notice. l For additional information or if there occur problems that are not stimulated on these manual, please contact to Shin Hwa Eng.

  • Page 5: Safety On Pipe Connection

    Check that different materials inside pipe must be erased before installing pipe. l Do not use pipe which is squeezed or damaged. l Pipeline should have more than 6 mm of inner diameter to maintain SP520 series flow rate. 1-7 Safety contents on electrical connection l Check that electric power is off before connecting terminal.

  • Page 6: Safety To Maintain Intrinsic Safety Proof (Sp520) In Danger Area

    Check that explosion proof certification is valid in usage condition and must meet with condition. l SP520 positioner is using Intrinsic safety proof (EX iaIIB T6 Gb) code.andIt can be used in Zone 1,2 area. l Barrier must be installed in safety area.

  • Page 7: Products Description

    2. Products Description 2-1 General Information - SP520 Electro-Pneumatic Positioner is a control valve system device that precisely controls the valve opening by adjusting the pressure supplied to the valve actuator proportionally by receiving 4-20mA DC input current from the calibrator, central control room(DCS), and control room.

  • Page 8: Options

    Fig 2-1 : SP520 Sticker name plate Caution ※ Please care not to touch volatile solvent (hardener of instant adhesive, acetone WD-40 etc. because it can be erased sticker label's print contents. Fig 2-2 : SP520 Explosion proof nameplate(Ex i) (KCs, IECEx, ATEX, NEPSI)
  • Page 9 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-3 : SP520 Explosion proof nameplate(Ex dbmb) (IECEx, ATEX, NEPSI) Fig 2-4 : SP520 Explosion proof nameplate(Ex d) (KCs) Items of Label Description Indicate model No according to specification including option. Model No.

  • Page 10: Products Specification

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 2-5 Products Specification Model SP520S SP520D Acting Type Single Double Motion Type Linear Rotary Linear Rotary Input Signal 4~20mA DC Impedance 240 ± 15 Ω Air Connection Rc(PT) 1/4, NPT 1/4 Pres. Gauge Connection Rc(PT) 1/8, NPT 1/8 Conduit Entry PF(G)1/2, NPT1/2, M20x1.5...

  • Page 11: Explosion Proof Certificate

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 2-6 Explosion Proof Certificate ▶ KCs (1) Type :Flame Proof Enclosure Rating :Ex dmbIIB/IIC T5/T6 Gb Certification No. : Ambient Temperature :-20 ~ +70°C (T5), -20 ~ +60°C (T6) (2) Type :Intrinsic Safety Rating :Ex iaIIB T6 Gb Certification No.
  • Page 12 Rating :Ex iaIIB T6 Gb Certification No. : Ambient Temperature : -20 ~ +70°C (3) Type : Dust explosion proof Rating :Ex tbIIIC T80°C/T90°C Db Certification No.: Ambient Temperature : -20 ~ +70°C Above all certification can be checked in homepage(http://www.seg.co.kr ※...
  • Page 13 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ ▶Flame Explosion Proof Specification - IECEx : IEC 60079-0:2017, IEC 60079-1:2014, IEC 60079-31:2013 - ATEX : EN IEC 60079-0:2018, EN 60079-1:2014, EN 60079-31:2014 - KCs : Announcement No. 2020-33 of Ministry of Employment and Labor ▶Intrinsic Safety Explosion Proof Specification Intrinsic Safety Explosion I EC 60079-0:2018...

  • Page 14: Products Code

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 2-7 Products Code (1) LINEAR TYPE MODEL SP520 Single Acting Type Double Linear 10~40mm Motion 40~90mm Type 90~150mm None Feedback Position transmitter (4~20mA DC) Non explosion type (IP66) Explosion Ex dbmb(dmb) IIB/IIC T5/T6 Gb...

  • Page 15: Rotary Type

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ (2) ROTARY TYPE MODEL SP520 Single Acting Type Double Motion Rotary Fork Lever Type Namur None Feedback Position transmitter (4~20mA DC) Non explosion type (IP66) Explosion Ex dbmb(dmb) IIB/IIC T5/T6 Gb Proof Type Ex iaIIB T6 Gb Ex tbIIIC T80°C/T90°C Db...

  • Page 16: Principle Of Operation

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ 2-8 Principle of Operation Principle of Operation (1) LINEAR TYPE When the input signal (4~20mA) is input, the input current is transmitted to the coil of the When the input signal (4~20mA) is input, the input current is transmitted to the coil of the When the input signal (4~20mA) is input, the input current is transmitted to the coil of the Torque Motor (1) and magnetic force is generated in the core.
  • Page 17 Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ (2) ROTARY TYPE When the input signal (4~20mA) is input, the input current is transmitted to the coil of the When the input signal (4~20mA) is input, the input current is transmitted to the coil of the When the input signal (4~20mA) is input, the input current is transmitted to the coil of the Torque Motor (1), and magnetic force is generated in the core.

  • Page 18: Structure

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 2-9 Structure (1) LINEAR TYPE Fig 2-7 : LINEAR TYPE Schematic (2) ROTARY TYPE Fig 2-8 : ROTARY TYPE Schematic...

  • Page 19: Products Dimension

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 2-10 Products Dimension Fig 2-9 : SP520 LINEAR TYPE (Non Explosive Proof Type)
  • Page 20 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-10 : SP520 LINEAR TYPE (Explosive Proof Type)
  • Page 21 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-11 : SP520 Rotary TYPE (Non-Explosive Proof Type)
  • Page 22 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-12 : SP520 Rotary TYPE (FORK LEVER Type)
  • Page 23 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-13 : SP520 Rotary TYPE (Namur Type)
  • Page 24 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-14 : SP520 Rotary TYPE (Limit Switch Option)
  • Page 25 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 2-15 : SP520 Rotary Type (External L/S + External Feedback Option)

  • Page 26: Installation

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 3. Installation 3-1Caution before Installation When installing or replacing positioner equipped in actuator, please follow safety instructions. - Any input or supply pressure to valve, actuator and /or to other related devices must be turned off.

  • Page 27: Standard Lever Type Positioner Installation Steps

    _________________________________________________________________________________________________________ Fig 3-1 : SP520 Installation example 3-3-2 Standard lever type positioner installation steps Fig 3-2 :SP520 Positioner Installation on actuator ① Assemble with the enclosed bracket and bolts. ②Connect a bracket onto actuator yoke with bolts. Tighten bolts loosely so that they may be modified location easily.
  • Page 28 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 3-3 : SP520 positioner installation on actuator ④Connection bar located on actuator clamp should be inserted into spring position on feedback lever's hole as seen as figure. Fig 3-4 :connection bar Insert method between lever and spring (Stroke 30mm) ⑤Check whether positioner feedback lever is levelled at valve 50% stroke.
  • Page 29 Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 3-5 : When valve position is 50%, it shows installed lever vertically - Check valve's full stroke. - Make to correspondence connection bar in overall stroke value and feedback value's equal point. - If positioner lever and actuator connection bar has not consistent, move and reset positioner bracket or connection bar.
  • Page 30 ⑦In case that positioner was installed in bracket normally lever should not be touched in positioner stopper on full close and full open position. When lever shall be touched on positioner stopper, it may be malfunction, so after installing please check installation status. Fig 3-8 : SP520 lever and stopper’s gap...

  • Page 31: Rotary Positioner Installation

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ 3-4 Rotary Positioner Installation Rotary Positioner Installation Rotary positioner should be installed on 90degree rotary motion va Rotary positioner should be installed on 90degree rotary motion valve such as rack pinion, sco lve such as rack pinion, scotch yoke type, ball valve or butterfly valve.

  • Page 32: Connection -Air

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ 4. Air Pipe Connection 4. Air Pipe Connection 4-1. Air Pressure Condition 1. Air Pressure Condition CAUTION ▶Make sure that air filter regulator should be installed on the front of positioner. Make sure that air filter regulator should be installed on the front of positioner.
  • Page 33 Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ Fig 4-3 : Double Acting Linear Actuator Fig 4- -4 : Double Acting Rotary Actuator...

  • Page 34: Air Connection Per Each Actuator Type

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 4-3 Air Connection per each actuator type 4-3-1 ROTARY TYPE Forward Operation Reverse Operation Input Current : Actuator Axis : Actuator Axis : Input Current :Increasing Increasing CW Rotation CCW Rotation...

  • Page 35: Linear Type

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 4-3-2 LINEAR TYPE Forward Operation Reverse Operation Input Current : Cylinder rod : Input Current : Cylinder rod : Increasing Arrow Direction Increasing Arrow Direction...

  • Page 36: Connection -Power

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 5. Connection – Power 5-1 Safety Caution ▶Please check whether power is off before connecting terminal. ▶Supply the lower than regulated current and voltage. ▶Do not install cable on near equipments incurred by noises such as high capacity transformer ormotor.

  • Page 37: Cable Wire For Compound Recharge Type Flame Explosion Proof

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ Fig 5-1 : Flame Proof Explosion type 5-3 Compound recharge type Flame Explosion Proof ompound recharge type Flame Explosion Proof ’s cable wire s cable wire Please Install fitting for sealing in wire pipe inlet and keep the closure after complete sealing with fitting for sealing in wire pipe inlet and keep the closure after complete sealing with fitting for sealing in wire pipe inlet and keep the closure after complete sealing with full of compound method .

  • Page 38: Terminal Connection For Non-Explosion Proof (Feedback Option)

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ - Connect to grounding wire. (In case of grounding outside, please use nut for outside grounding and ground. - Please use cable grand and insert cable and fix, close upper cover. Fig 5-3 :Terminal connection for non-explosion proof (Non-option) 5-5Terminal connection for non-explosion proof (Feedback option) - Unscrew the set screw of the terminal box, open the terminal box cover, and connect it to the (+), (-) position of the terminal block in the terminal box according to the external input...

  • Page 39: Terminal Connection For Non-Explosion Proof (Feedback Option + Limit Switch Option)

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 5-6 Terminal connection for non-explosion proof (Feedback option + Limit Switch option) * Micro Switch Rating OMRON D2F-L3-A 125 VAC 3A 30 VDC 0.1A Fig 5-5 :Terminal Connection for Intrinsic Safety Proof type (Feedback option + Limit Switch option) 5-7Terminal block connection for Flame explosion proof &...

  • Page 40: 5-8Terminal Connection For Intrinsic Safety Proof (Feedback Option)

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 5-8Terminal Connection for Intrinsic Safety Proof type (Feedback option) - Unscrew the set screw of the terminal box, open the terminal box cover, and connect it to the (+), (-) position of the terminal block in the terminal box according to the external input line (+) and (-).

  • Page 41: Calibration Method

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ ‧ 4mA/DN : 4mA setting and in calibration mode DOWN button ‧8mA : 8mA setting button ‧12mA : 12mA setting button ‧16mA : 16mA setting button ‧ 20mA/UP : 20mA setting and in calibration mode UP button ‧...

  • Page 42: Terminal Connection For Intrinsic Safety Proof (Feedback + Limit Switch Option)

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ ⑦ POTENTIOMETER Range - Min Value :50Ω, Max Value : 950Ω, Min Range value : 200Ω ⑧Input voltage : DC10 ~ 30V 5-10 Terminal Connection for Intrinsic Safety Proof type (Feedback + Limit Switch option) * Micro Switch Rating OMRON D2F-L3-A 125 VAC 3A...

  • Page 43: 5-12Grounding

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ Fig 5-10 :Terminal Connection concept for Intrinsic Safety Proof type (Feedback option) Fig 5-11 :Terminal Connection concept for Intrinsic Safety Proof type (Feedback option + Limit Switch option) 5-12Grounding - For the safety of the positioner and system, it must be grounded. - There is 1 ground terminal inside and 1 outside the positioner.

  • Page 44: 6-1Span Adjustment And Zero Setting Method

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ 6-1 SPAN adjustment and ZERO setting method adjustment and ZERO setting method Fig 6-1 : SPAN Adjustment and ZERO structure ①From Calibrator,input 4mA current, rotate ZERO adjustment From Calibrator,input 4mA current, rotate ZERO adjustment screw and adjust so that that valve adjust so that that valve position may be in 0%.

  • Page 45: 6-3Auto/Manual Conversion Screw Setting Method

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ To adjust the operating position of the limit switch, loosen the cam fixing screw and adjust the cam position.After rotating it to the position, tighten the screw again to fix it. Fig 6-2 : Mechanical type limit switch operation position control 6-3AUTO/MANUAL conversion screw setting method -The auto/manual switching screw is located on the upper part of the pilot valve and serves to bypass the positioner.

  • Page 46: 6-4Orifice Setting Method

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ Fig 6-3 : Auto/Manual change screw Caution ▶ The sensitivity adjusting screw is adjusted to the optimum state when shipped from The sensitivity adjusting screw is adjusted to the optimum state when shipped from The sensitivity adjusting screw is adjusted to the optimum state when shipped from the factory.

  • Page 47: 6-5Auto / Manual Conversion Screw's Cleaning

    Electro-Pneumatic Positioner Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ - If the air pressure value of the regulator is output as OUT1 regardless of the supply pressure air pressure value of the regulator is output as OUT1 regardless of the supply pressure air pressure value of the regulator is output as OUT1 regardless of the supply pressure input signal, the hole of the auto/manual switching screw located on the pilot valve is clogged input signal, the hole of the auto/manual switching screw located on the pilot valve is clogged...

  • Page 48: When Positioner Does Not Operate

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ -. Move the flapper left and right -. Move the flapper left and right by Check point by hand and it works , hand and it does not work ↓ ↓ -. Auto/manual Cause -.

  • Page 49: When Linearity Doses Not Good

    Electro-Pneumatic Positioner SP 520 Series _________________________________________________________________________________________________________ 7-5When Linearity does not good -. Check linear positioner lever -. ZERO, SPAN setting Check point installation condition -. Check supplying pressure ↓ ↓ -. Lever status is not horizontal -. ZERO, SPAN setting non-correct Cause in 50% .
  • Page 50 SP 520 Series _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ SHINHWA ENG. Co., Ltd. SHINHWA ENG. Co., Ltd. Address : 80B-2L, Cheongneung 2L, Cheongneung-daero, Namdong-gu, Incheon 21695, Korea gu, Incheon 21695, Korea Tel : 82-32-817-8030 Fax : : 82-32-815-8036 e-mail : 8030@seg.co.kr homepage : http://www.seg.co.kr http://www.seg.co.kr...

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