YOKOGAWA SC4A Instruction Manual

YOKOGAWA SC4A Instruction Manual

Conductivity sensors 19mm 2-electrode
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Instruction
Manual
Model SC4A
Conductivity Sensors
19mm 2-electrode
IM 12D07J04-01EN-P
st
1
edition

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Summary of Contents for YOKOGAWA SC4A

  • Page 1 Instruction Model SC4A Manual Conductivity Sensors 19mm 2-electrode IM 12D07J04-01EN-P edition...
  • Page 2 родния ви eзик, ce свържете c най- artículos antiexplosivos en su idioma local, близкия oфис или представителство на deberá ponerse en contacto con la oficina фирма Yokogawa. o el representante de Yokogawa más cercano. (CZ) Všechny uživatelské příručky pro výrobky, na něž se vztahuje nevýbušné schváleni Tous les manuels d’instruction des...
  • Page 3 Ex, deverá entrar em contacto com a delegação mais próxima (SLO) ou com um representante da Yokogawa. Vsi predpisi in navodila za AEX Ex sorodni pridelki so pri roki v anglišèini. Èe so Ex sorodna navodila potrebna v vašem tukejnjem jeziku, kontaktirajte vaš...
  • Page 4 IM 12D07J04-01EN-P...
  • Page 5: Table Of Contents

    3. INSTALLATION OF SC4A sensors ................23 3.1 Typical installation SC4A-*-AD with standard options ........23 3.2 Typical installation SC4A-E-SA (SB, SC) with standard options / spare parts .. 24 3.3 Typical installation SC4A-*-PR ................ 24 4. DIMENSIONS ......................25 5.
  • Page 6: Preface

    1. PREFACE 1.1 Introduction 1.2 Unpacking and Checking Model SC4A sensors, available in a Upon delivery, unpack the sensor Stainless Steel or Titanium version with carefully and inspect it to ensure it was fixed cable or Variopin connector, in not damaged during shipment. If damage...
  • Page 7: Warranty And Service

    1.3 Warranty and Service 1.4 Serial number Yokogawa products and parts are The Serial number is defined by nine (9) guaranteed free from defects in alphanumeric characters: workmanship and material under normal Production location use and service for a period of (typically)
  • Page 8: General Specifications

    : Contacts : gold plated Material : Nickel-plated brass Insulation : PEEK, UL94-V0 Wetted parts adapters/fitting : /PS, /FF for SC4A-*-AD : Stainless Steel AISI 316L /PF for SC4A-*-AD : PVDF /SA1(2), /SB1(2), /SC1 for SC4A-E-SA (SB, SC) : Stainless Steel AISI 316L...
  • Page 9: Operating Range

    2.6 Operating range Conductivity range* at actual process temperature : 1 μS x C.C. – 200 mS x C.C. See Fig. 1 * measurement range dependent on input range analyzer. Fig. 1 Measuring range of conductivity sensors section : 0 °C ... 125 °C (32 °F to 257 °F) Temperature @ 100 KPa (1 Bar, 14.5 PSI) For VarioPin type sensors 0 °C ...
  • Page 10: Shipping Details

    Ingress Protection fixed cable type : IP65 (conform IEC 60529) Ingress Protection VarioPin type : IP67 (conform IEC 60529) 2.9 Mechanical specifications : max. 0.8 μm Surface roughness SC4A-*-AD SC4A-E-SA/SB/SC : max. 0.5 μm : max. 0.8 μm SC4A-*-PR IM 12D07J04-01EN-P...
  • Page 11: Regulatory Standards

    Note 3 : Sensor input circuits when connected to an analog intrinsically safe certified SC transmitter (e.g. Yokogawa transmitter Model FLX21/FLX202 series or Yokogawa transmitter Model SC202S series): In type of protection intrinsic safety Ex ia IIC maximum input values are: Ui= 14.4 V, Ii= 116.5 mA, Pi= 0.3424 W,...
  • Page 12 If product is too small to fit a label with necessary text, this text will be on a Metallized Polyester label placed on a plastic carrier for affixing adjacent to the product. For sensors with IS certification (like SC4A) a separate plastic label card is provided. (For example, see Fig. 4)
  • Page 13 : See Note 5 Specific conditions of use : See Control Drawing D&E 2020-024-A50. Temperature classes for SC4A models are defined T4…T6, see Note 5. Note 5 : Intrinsically safe, entity, for Class I, Division 1, Groups A, B, C and D;...
  • Page 14 Control drawing: D&E 2020-024-A50 (part 1) IM 12D07J04-01EN-P...
  • Page 15 500 V rms. Sensor Model code: Table 3 Model Suffix Codes Option Codes SC4A -a-bc-de-fgh-ij-kl Material T Titanium S Stainless Steel, Viton sealing E Stainless Steel, EPDM sealing Fitting type...
  • Page 16 Control drawing: D&E 2020-024-A50 (part 2) IM 12D07J04-01EN-P...
  • Page 17 Model SA11-C1 Smart Adapter however provides this required isolation. Sensor Model code: Table 4 Model Suffix Codes Option Codes SC4A -a-bc-de-fgh-ij-kl Material T Titanium S Stainless Steel, Viton sealing E Stainless Steel, EPDM sealing Fitting type Two alphanumeric characters...
  • Page 18 : See Note 6 Specific conditions of use : See Control Drawing D&E 2020-024-A51. Temperature classes for SC4A models are defined T4…T6, see Note 6. Note 6 : Intrinsically safe, entity, for Class I, Division 1, Groups A, B, C and D;...
  • Page 19 Control drawing: D&E 2020-024-A51 (part 1) IM 12D07J04-01EN-P...
  • Page 20 500 V rms. Sensor Model code: Table 5 Model Suffix Codes Option Codes SC4A -a-bc-de-fgh-ij-kl Material T Titanium S Stainless Steel, Viton sealing E Stainless Steel, EPDM sealing Fitting type...
  • Page 21 Control drawing: D&E 2020-024-A51 (part 2) IM 12D07J04-01EN-P...
  • Page 22 Model SA11-C1 Smart Adapter however provides this required isolation. Sensor Model code: Table 6 Model Suffix Codes Option Codes SC4A -a-bc-de-fgh-ij-kl Material T Titanium S Stainless Steel, Viton sealing E Stainless Steel, EPDM sealing Fitting type Two alphanumeric characters...
  • Page 23: Installation Of Sc4A Sensors

    3. INSTALLATION OF SC4A sensors For optimum measurement results, the SC4A sensor should be installed in a location that offers an acceptable representation of the process composition and DOES NOT exceed the specifications of the sensor. 3.1 Typical installation SC4A-*-AD with standard options The SC4A-*-AD sensor can be installed in the process using optional ¾”...
  • Page 24: Typical Installation Sc4A-E-Sa (Sb, Sc) With Standard Options / Spare Parts

    3.2 Typical installation SC4A-E-SA (SB, SC) with standard options / spare parts The typical installation of the SC4A-E-SA sensor is done by using a standardized 25 mm port. Stainless Steel welding sockets are available as straight version (spare part /SA1) or 15°...
  • Page 25: Dimensions

    4. DIMENSIONS Dimensions in mm (inches) (0.98) (1.08) (0.75) Fig. 9 SC4A-AD Fig. 10 SC4A-SA Fig. 11 SC4A-PR (2.52) (1.99) (0.75) (0.75) Fig. 12 SC4A-SB sensor Fig. 13 SC4A-SC sensor IM 12D07J04-01EN-P...
  • Page 26: Wiring

    5. WIRING The SC4A sensors are provided with a fixed sensor cable or Variopin connector to fit the WU10/WE10 cable up to 20 meters. When a longer cable run is necessary (maximum cable run is 60 meters for the analog sensor setup), this can be done by using the WF10/WE10 extension cable in combination with the BA10 connection box.
  • Page 27: Connecting Conductivity Sensor To The Digital Sencom Smart Adapter Sa11

    Fig. 15 Sensor + SA11 Smart adapter Cable mounting When there is less room to install the SA11 on top of the Yokogawa labelled sensor, an alternative mounting method is to install the SA11 using the optional wall/pipe mounting hardware. The SA11 in this case is connected to the sensor using the dedicated extension cable model WE10 with a fixed length of 2.99 meter.
  • Page 28: General Calibration & Maintenance Procedure

    2. Lime, hydroxides or similar sensor. The cell constant value can be applications: 5 % solution of hydrochloride entered directly in the Yokogawa acid. analyzer. The procedure is explained in 3. Organic (e.g. oils, fats) applications: the Instruction Manual of the analyzer .
  • Page 29: Model Codes

    7. MODEL CODES Table 11: Model Suffix Code Option Description code SC4A 19 mm conductivity sensor Material Titanium Grade 2 or 3 Stainless steel AISI 316L (SS) Stainless steel AISI 316L (SS) with EPDM FDA sealing Fitting-type For adapter mounting...
  • Page 30: Spare Parts

    /SA1 Straight welding Stainless steel socket K1542FB /SA2 Angled welding socket Stainless steel Spare parts for adapters SC4A-E-SA sensor Part no. Description Quantity K1520EJ Straight weld-in adapter without mounting nut, Stainless Steel K1520EK Angled weld-in adapter without mounting nut, Stainless...
  • Page 31: Chemical Compatibility Chart

    9. CHEMICAL COMPATIBILITY CHART Table13 Note 13 : Information in this list is based on our general experience and literature data and given in good faith. However, Yokogawa is unable to accept responsibility for claims related to this information IM 12D07J04-01EN-P...
  • Page 32 IM 12D07J04-01EN-P Printed in The Netherlands, 01-2104 Subject to change without notice Copyright © IM 12D07J04-01EN-P...

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