YOKOGAWA Yew 80 Series User Manual
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User's
Manual
Y okogawa Electric Corporation
Model SKYD (Style S)
Alarm Unit
IM 01B04K01-02E
11th Edition

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Summary of Contents for YOKOGAWA Yew 80 Series

  • Page 1 User’s Manual Model SKYD (Style S) Alarm Unit IM 01B04K01-02E 11th Edition Y okogawa Electric Corporation...
  • Page 3: Table Of Contents

    Contents Chapter 1 Introduction Inspection ..........................1-2 Documentation Conventions ....................1-3 Notice ..........................1-4 Compatibility with Previous Models ..................1-5 Chapter 2 General Standard Specifications ......................2-2 Model and Suffix Codes ......................2-3 Accessories .........................2-4 Chapter 3 Installation External Wiring ........................3-2 Example of Alarm Wiring .....................3-3 3.2.1 High-limit and High-high-limit Alarms ..................3-3 3.2.2...
  • Page 4: Contents

    Contents Chapter 8 Power Supply Terminal Connections (Option /TB, /A2TB, and /REK) External View and Names of Components ................. 8-2 Power Supply and Ground Wiring ..................8-3 General Specifications Toc-2 IM 01B04K01-02E...
  • Page 5: Chapter 1 Introduction

    Chapter 1 Introduction Introduction This manual describes the functions and operations of the SKYD Alarm Unit. ● Intended Readers This manual is intended for personnel in charge: • Installation and wiring • Instrumentation and setup of the function • Operation and monitoring of the controller •...
  • Page 6: Inspection

    Check the package contents against the list below. If anything is missing or damaged, immediately contact the sales office from which you purchased the product or your nearest Yokogawa representative. • SKYD Alarm Unit ....................1 • Alarm Label (Parts No.: L4040JA) ..............1 •...
  • Page 7: Documentation Conventions

    The product has a QR Code pasted for efficient plant maintenance work and asset information management. It enables confirming the specifications of purchased products and user’s manuals. For more details, please refer to the following URL. https://www.yokogawa.com/qr-code QR Code is a registered trademark of DENSO WAVE INCORPORATED. IM 01B04K01-02E...
  • Page 8: Notice

    • Yokogawa does not make any warranties regarding the product except those mentioned in the WARRANTY that is provided separately. • Yokogawa assumes no liability to any party for any loss or damage, direct or indirect, caused by the use or any unpredictable defect of the product.
  • Page 9: Compatibility With Previous Models

    Compatibility with Previous Models Compatibility with style A  ● Operation and settings differ from previous model (styles A). Please read this document carefully before operating the product. ● Before installing this product in a system or plant, you must check the jumper settings and parameters described in chapter 5, “Settings.”...
  • Page 10 Blank...
  • Page 11: Chapter 2 General

    *1: The modular jack conversion adapter (E9786WH) is required for connecting the JHT200 Handy Terminal to the Alarm Unit. The 5 pin-connector type communication cable (F9182EE) and modular jack conversion adapter (E9786WH) is required for connecting the BT200 BRAIN Terminal of YOKOGAWA ELECTRIC Corporation F0201.ai...
  • Page 12: Standard Specifications

    Standard Specifications Please see the General Specifications (GS 01B04K01-02E) at the end of this manual. IM 01B04K01-02E...
  • Page 13: App

    Model and Suffix Codes Model Suffix Codes Optional Description Suffix Codes SKYD Alarm Unit Alarm 1 input, 1 setpoint absolute alarm 1 input, 2 setpoints absolute alarms 2 inputs, 2 setpoints deviation alarms Suffix Code Always 0 (*1) Setting Scale 0 to 100 linear (*2)
  • Page 14: Accessories

    Accessories Alarm Label: 1 sheet IM 01B04K01-02E...
  • Page 15: Installation

    Chapter 3 Installation Installation For details of the installation procedure and wiring precautions, refer to the instruction manual “Installation of Rack-Mounted Instruments” (IM 1B4F2-01E). IM 01B04K01-02E...
  • Page 16: External Wiring

    External Wiring (a) All cable ends must be furnished with crimp-on type solderless lugs (for 4mm screws).. (b) Draw out the internal unit from the rack case. (c) Connect the cables to the correct terminals referring to Figure 3-1. (d) Return the internal unit into the rack case after completing the wiring. (e) Always return the terminal block cover to its original position after completing the wiring.
  • Page 17: Example Of Alarm Wiring

    Example of Alarm Wiring The SKYD alarm unit provides various types or alarms depending on the setting of the alarm action or the method of connecting the alarm output terminals. Thus, the necessary wiring should be made with reference to the following two examples: 3.2.1 High-limit and High-high-limit Alarms Set the direct action (DIRECT) for the alarm actions of both alarms 1 and 2.
  • Page 18 3.2 Example of Alarm Wiring Applicable Cables  (1) Signal circuit wiring • Cross-sectional area of the cable conductor: 0.5 to 0.75 mm • Examples of applicable cables: Single core PVC insulated flexible cable (VSF) stranded wires (JIS C 3306); heat-resistant vinyl-insulated cable (UL style 1007) (2) Alarm circuit wiring •...
  • Page 19: Chapter 4 Principles Of Operation

    Chapter 4 Principles of Operation Principle of Operation Input signals are converted to digital data by the A/D conversion circuit. The resulting digital data is processed (square root calculation, etc.) by the microcomputer, and the alarm relay is then energized/de-energized by alarm calculation processing (comparison, etc.). Input Relay processing...
  • Page 20: Description Of Functions

    Description of Functions The following describes the functions of the SKYD-10x/20x and SKYD-30x. 4.2.1 SKYD-10x/20x Functions Input signal A/D conversion 1 to 5 VDC Normalization INPUT1 LINEARIZE1 Square root calculation LOW CUT1 SCH1 Scaling (*1) SCL1 *1: SKYD- 04 only Bias (*1) BIAS1 SKYD-20...
  • Page 21 4.2 Description of Functions ● Explanation of Input processing block • A/D conversion: Performs A/D conversion on input signals. • Normalization: A/D-converted signals are converted to a scale of 1 to 5 V DC. (INPUT1) • Square root calculation (LINEARIZE1): When square root calculation is set to ON, the input processing block performs square root calculation on the input signal.
  • Page 22 4.2 Description of Functions Reverse scaling (SCH1 < SCL1) is also possible. A setting error occurs when SCH1 is set to equal SCL1. • Bias: A bias value (BIAS1) can be added to scaling values. This allows error to be compensated when there is an error between the input value and the indicated value.
  • Page 23: Skyd-30X Functions

    4.2 Description of Functions 4.2.2 SKYD-30x Functions Input signal 1 Input signal 2 A/D conversion A/D conversion 1 to 5 VDC 1 to 5 VDC Normalization Normalization INPUT1 INPUT2 LINEARIZE1 Square root calculation (*1) Square root calculation (*1) LOW CUT1 SCH1 Scaling (*1) Scaling (*1)
  • Page 24: Example Of Alarm Function Setting

    Example of Alarm Function Setting This section describes the alarm function setting showing the example using the alarm function parameters. 4.3.1 Condition of Alarm Function Set the following conditions. (1) Condition for Alarm 1 The alarm is output when the status where the input value is 80% or more continues for 1 second or more.
  • Page 25: Chapter 5 Setting

    Chapter 5 Setting Setting Items to Confirm before Start of Operation  Before you start operation, inspect and confirm the following items: (1) Draw out the internal unit from the rack case, and make sure that the specified fuses are properly mounted in the fuse holders at the rear of the internal unit.
  • Page 26: Names Of Components

    Names of Components The following shows the names of SKYD components. Alarm 1,2 relay action indicator lamps (ALM1,2) Alarm 1,2 set point indicator lamps (SP1,2) Display setter Data digit feed key Parameter selection key Data change key Data setting fix key Tag plate Alarm 1,2 relay action indicator lamps (ALM1,2) BRAIN connector (w/ cover)
  • Page 27: Setting Jumper

    Setting Jumper The SKYD is provided with the following jumpers. Other SKYDs excluding the SKYD-x04 are not provided with the ALM1, 2 jumpers. (Can be set by using the JHT200 Handy Terminal.) Jumper Code Jumper Name Except SKYD-x04 SKYD-x04 W.P. Parameter Write Protect Available Available...
  • Page 28: Check Of Setting Jumper And Its Location

    5.2 Setting Jumper 5.2.1 Check of Setting Jumper and its Location The setting jumpers are located on the main board of the internal unit. Draw out the internal unit, and check the current jumper settings. Current jumper settings can also be checked on the JHT200 Handy Terminal. Jumper Name Parameter Name Parameter Write Protect...
  • Page 29: Setting Of Parameters

    *1: BT200 BRAIN Terminal of YOKOGAWA ELECTRIC Corporation can also be used. When connecting the JHT200 Handy Terminal, the adapter for modular-jack (model E9786WH) is required. When using the BT200 BRAIN Terminal of YOKOGAWA Electric Corporation, the communication cable of 5-pin connector type (model F9182EE) and the adapter for modularjack (model E9786WH) are required.
  • Page 30 5.3 Setting of Parameters Indicator out mode is entered if no key switch is Displays previous parameter. operated for 30 minutes when display mode Displays next parameter. parameter is "OFF". Indicator out mode Display mode Display mode is returned to when any key switch is pressed.
  • Page 31 5.3 Setting of Parameters  Setting Parameters Display the desired parameter (e.g. alarm set point), and follow the procedure below to change its set point. A LM (1) Input value (60.00) is displayed at power ON. Press the - key. The SP1 lamp lights, and the alarm 1 set point is displayed.
  • Page 32 5.3 Setting of Parameters  Display at Power ON The model with display setter displays REV NO. (revision number of software for the SKYD) for about 2 seconds after power ON. Example of display (REV NO.10)  LOC Display When “LOC” is displayed, this indicates that parameter settings cannot be changed. (The Parameter Write Protect jumper on the main board is set to “ON”.) To cancel the “LOC”...
  • Page 33: Setting Of Parameters Using Handy Terminal

    5.3 Setting of Parameters 5.3.3 Setting of Parameters Using Handy Terminal For details of operation and adjusting procedures of JHT200 Handy Terminal, refer to the instruction manual “JHT200 Handy Terminal” (IM 77J50H01-01EN). <Connection> Cable of 5-pin connector type (F9182EE) BRAIN connector JHT200 Handy Terminal Adapter for modular jack...
  • Page 34: Parameter List

    Parameter List BRAIN communication parameters for SKYD are as follows. On the SKYD-x04, only the input value can be displayed, and the alarm set point can be displayed and set on the display setter on the front panel. Other, parameters are displayed and set using the Handy Terminal.
  • Page 35 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Setting Parameters SET(I/O) Tag Number 1 TAG NO.1 8 alphanumerics can be Displayed on all entered. Tag Number 2 TAG NO.2 8 alphanumerics can be entered. Comment 1 COMMENT1 8 alphanumerics can be entered.
  • Page 36 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Setting Alarm SET(ALM) Parameters Alarm 1 Set Point SET POINT1 Alarm 1 set point Displayed on Setting range SKYD-100: -999.9 to 999.9% SKYD-100, -104 (*1) SKYD-104: -19999 to 32000 (decimal point position set at DP1) Default SKYD-100: 100.0% SKYD-104: When ALM1 ACTION=DIRECT, SCH1...
  • Page 37 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Adjustment ADJUST Parameters Input 1 Zero ZERO ADJ1 Performs zero adjustment (0% side) on input 1. Display on all. Adjustment n.nnn V RST n.nnn V INC n.nnn V HINC n.nnn V HDEC n.nnn V DEC n.nnn indicates the current input value.
  • Page 38: Skyd-20X Parameter List

    5.4 Parameter List 5.4.2 SKYD-20x Parameter List Parameter Symbol Description Display Name Conditions Initial display Model Name MODEL Displays the model name. Displayed on all Tag Number TAG NO Displays the tag number that is set. Self Check SELF CHK Displays the result (GOOD/ERROR) of the self check.
  • Page 39 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Setting Parameters SET(I/O) Tag Number 1 TAG NO.1 8 alphanumerics can be Displayed on all entered. Tag Number 2 TAG NO.2 8 alphanumerics can be entered. Comment 1 COMMENT1 8 alphanumerics can be entered.
  • Page 40 5.4 Parameter List Parameter Name Symbol Description Setting Factory-set Display Range Value Conditions Setting SET(ALM) Parameters(alarm) Alarm 1 Set Point SET POINT1 Alarm 1 set point Displayed on Setting range SKYD-200: -999.9 to 999.9% SKYD-200, -204 (*1) SKYD-204: -19999 to 32000 (decimal point position set at DP1) Default SKYD-200: 100.0% SKYD-204: When ALM1 ACTION=DIRECT, SCH1...
  • Page 41 5.4 Parameter List Parameter Name Symbol Description Setting Factory-set Display Range Value Conditions Alarm 1 Relay RLY1 ACTION Specifies the direction of alarm Displayed on all Action 1 relay action. NRM DE-ENERGIZED: ENERGIZED ENERGIZED De-energized during normal operation NRM ENERGIZED: ENERGIZED Energized during normal operation...
  • Page 42 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Adjustment ADJUST Parameters Zero Adjustment ZERO ADJ1 Performs zero adjustment (0% side) on input 1. Displayed (Input 1) n.nnn V RST on all n.nnn V INC n.nnn V HINC n.nnn V HDEC n.nnn V DEC n.nnn indicates the current input value.
  • Page 43: Skyd-30X Parameter List

    5.4 Parameter List 5.4.3 SKYD-30x Parameter List Parameter Symbol Description Display Name Conditions Initial display Model Name MODEL Displays the model name. Displayed Tag Number TAG NO Displays the tag number that is set. on all Self Check SELF CHK Displays the result (GOOD/ERROR) of the self check.
  • Page 44 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Setting Parameters SET(I/O) Tag Number 1 TAG NO.1 8 alphanumerics can be Displayed on all entered. Tag Number 2 TAG NO.2 8 alphanumerics can be entered. Comment 1 COMMENT1 8 alphanumerics can be entered.
  • Page 45 5.4 Parameter List Parameter Symbol Description Setting Range Factory-set Display Name Value Conditions Setting SET(ALM) Parameters (alarm) Alarm 1 Set SET POINT1 Alarm 1 set point Display on all Point Setting range SKYD-302: -999.9 to 999.9% (*1) SKYD-304: -19999 to 32000 (decimal point position set at DP1) Default SKYD-302: 100.0% SKYD-304: When ALM1 ACTION= DIRECT, SCH1-SCL1 When ALM1 ACTION= REVERSE, SCL1-SCH1...
  • Page 46 5.4 Parameter List Parameter Name Symbol Description Setting Range Factory-set Display Value Conditions Adjustment ADJUST Parameters Zero Adjustment ZERO ADJ1 Performs zero adjustment (0% side) on input 1. Displayed (Input 1) n.nnn V RST on all n.nnn V INC n.nnn V HINC n.nnn V HDEC n.nnn V DEC n.nnn indicates the current input value.
  • Page 47: Chapter 6 Maintenance

    Chapter 6 Maintenance Maintenance This chapter describes the calibration procedures that can be done in the instrument room or service shop. IM 01B04K01-02E...
  • Page 48: Test Equipment

    For efficient maintenance of this alarm unit, it is recommended that the user have the following test equipment manufactured by Yokogawa or their equivalent. ● DC Voltage/Current Standard, Yokogawa GS200 or the equivalent……..1 set (2 units are required in the case of the deviation alarm) ●...
  • Page 49: Check Of Input

    (i) Perform the same procedure for the 100% of input range. Use the parameter P04: SPAN ADJ1. (j) After completing the adjustment, set the parameter write protect (W.P.) of setting jumper to ON as necessary. Yokogawa DM7560 or the equivalent Digital Multimeter (Measured with...
  • Page 50: Check For Skyd-30X

    Two inputs are supported on the SKYD-30x. Adjust Input 1 and Input 2 referring to “6.2.1 Check for SKYD-10x and SKYD-20x”. The adjustment parameters are as follows: P03, P04: Zero/Span Adjustment (Input 1) P05, P06: Zero/Span Adjustment (Input 2) Yokogawa DM7560 or the equivalent Digital Multimeter (Measured with resistance range)
  • Page 51: Check Of Alarm Set Point

    Check of Alarm Set Point • For details of operation and adjusting procedures of JHT200 Handy Terminal, refer to the instruction manual ‘‘JHT200 Handy Terminal’’ (IM 77J50H01-01E). • Do not turn off the power of the instrument during adjustment. 6.3.1 Check for SKYD-10x and SKYD-20x Use JHT200 Handy Terminal for check.
  • Page 52: List Of Replaceble Parts

    List of Replaceble Parts Contact YOKOGAWA’s sales office or sales representative when replacing the spare parts. Part Name Part Number Recommended Reference replacement period Fuse S9510VK Approx. 3 years If the fuse breaks or if the replacement period elapses, please have the item replaced.
  • Page 53: Chapter 7 Troubleshooting

    Chapter 7 Troubleshooting Troubleshooting If any fault occurs in the instrument, note the symptoms and follow Section 7.1. IM 01B04K01-02E...
  • Page 54: Action In Fault Condition

    *3: If errors continue even when the input is within the range, the input circuit is broken. Contact YOKOGAWA's sales office or sales representative. If any of the following errors occurs, alarm output is de-energized. Set “NRM ENERGIZED” (normally energized) to the BRAIN communication parameters E19 and E20 to detect the following errors by alarm output contacts.
  • Page 55 Chapter 8 Power Supply Terminal Connections (Option /TB, /A2TB, and /REK) Power Supply Terminal Connections (Options /TB, /A2TB, and /REK) If you specify the terminal block to which the power source is directly connected (option codes: /TB, /A2TB, and /REK), the external wiring to the terminal block is necessary; therefore, drawing out the internal unit requires previous turning off of the power source and disconnection of the wiring from the terminal block.
  • Page 56 External View and Names of Components Output Terminal Block Output Terminal Cover Power Fuse Power Terminal Cover Input Terminal Block Power Terminal Power and Ground Terminal connection (Connection screw: M4) Symbol Description Input Terminal Cover +  Power supply Ground Figure 8-1 External View and Names of Components IM 01B04K01-02E...
  • Page 57 Power Supply and Ground Wiring (1) All cable ends must be furnished with crimp-on type solderless lugs (for 4 mm screws). (2) Examples of applicable cables: Cross-sectional area of the cable conductor: 2.0 mm For the power supply, use cable having a cross-sectional area of at least 1.25 mm Applicable cable: 600 V vinyle insulated cable (IV) stranded wires, conforming to JIS C3307.
  • Page 58 Blank...
  • Page 59 (SKYD-04), input indication (engineering unit) and alarm settings can be set on the front panel. Alarm Setting The BT200 BRAIN Terminal of YOKOGAWA Input absolute alarm: 0 to 100% Electric Corporation can also be connected. The adapter for modular jack (E9786WH) is...
  • Page 60 , -10 %, +10 %, 50/60 Hz, 6.0 VA 220 V version: 135-300 VDC , -10 %, +10 %, 10 mA 200-240 VAC , -10 %, +10 %, 50/60 Hz, 8.0 VA All Rights Reserved. Copyright © 2002, Yokogawa Electric Corporation GS 01B04K01-02E Sep.17, 2019-00...
  • Page 61 Do not connect to the output terminal when the terminal is not in use. Except SKYD-1 type. Terminal Description Designation Input 1 Input 2 (*2) For SKYD-3 type only. All Rights Reserved. Copyright © 2002, Yokogawa Electric Corporation GS 01B04K01-02E Sep.17, 2019-00...
  • Page 62 SKYD-x02 Symbol Description +  Power supply Ground Trigonometry Unit: mm General tolerance = ±(value of tolerance class IT18 based on JIS B 0401-2016) / 2 F02.ai All Rights Reserved. Copyright © 2002, Yokogawa Electric Corporation GS 01B04K01-02E Sep.17, 2019-00...
  • Page 63 Symbol Description +  Power supply Ground Trigonometry Unit: mm General tolerance = ±(value of tolerance class IT18 based on JIS B 0401-2016) / 2 F03.ai All Rights Reserved. Copyright © 2002, Yokogawa Electric Corporation GS 01B04K01-02E Sep.17, 2019-00...
  • Page 64 *5: /FBP and /A2TB cannot be specified together. n ACCESSORIES Alarm label: 1 sheet n ORDERING INSTRUCTIONS 1. Model and suffix codes and option codes, if necessary All Rights Reserved. Copyright © 2002, Yokogawa Electric Corporation GS 01B04K01-02E Sep.17, 2019-00 Subject to change without notice.
  • Page 65: Im 01B04K01-02E

    : IM 01B04K01-02E  Jul. 2002/8th Renewal Feb. 2003/9th Correct May 2004/10th Change of the company name. Oct 2019/11th Change of the style number.  Written by Yokogawa Electric Corporation  Published by Yokogawa Electric Corporation 2-9-32 Nakacho, Musashino-shi, Tokyo 180-8750, JAPAN...
  • Page 66 3F Tower D Cartelo Crocodile Building, No.568 West Tianshan Road, Shanghai 200335, CHINA Phone : 86-21-62396262 Fax : 86-21-62387866 YOKOGAWA ELECTRIC KOREA CO., LTD. (Yokogawa B/D, Yangpyeong-dong 4-Ga), 21, Seonyu-ro 45-gil, Yeongdeungpo-gu, Seoul, 07209, KOREA Phone : 82-2-2628-6000 Fax : 82-2-2628-6400 YOKOGAWA ENGINEERING ASIA PTE. LTD.

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