GASTRON GTD-2000Ex Instruction Manual
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GASTRON GTD-2000Ex Instruction Manual

Gas & flame detection system
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GTD-2000Ex
Instruction Manual
Headquarters / Engineering research laboratory :
23 Gunpo Advance d Industry 1-ro(Bugok-dong), Gunpo-si, Gyeonggi-do
Tel +82-31-490-0800 Fax +82-31-490-0801
Yeongnam business office / Plant :
55 Gonghangap-gil 85beon-gil, Gangseogu, Busan Metropolitan City
Tel +51-973-8518 Fax +51-973-8519
E-mail : info@gastron.com
www.gastron.com
Read in detail for correct use.

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Summary of Contents for GASTRON GTD-2000Ex

  • Page 1 Headquarters / Engineering research laboratory : 23 Gunpo Advance d Industry 1-ro(Bugok-dong), Gunpo-si, Gyeonggi-do Tel +82-31-490-0800 Fax +82-31-490-0801 Yeongnam business office / Plant : 55 Gonghangap-gil 85beon-gil, Gangseogu, Busan Metropolitan City Tel +51-973-8518 Fax +51-973-8519 E-mail : info@gastron.com www.gastron.com Read in detail for correct use.
  • Page 2 Gas detectors satisfying customers. From now on, solve all anguishes concerning Gas detector with the products of Gastron Co. Ltd, We Gastron Co. will take a responsibility and give you satisfaction. In the present instruction manual, operation method for Gas detector as well as simple methods for maintenance and repair, etc.

  • Page 3: Table Of Contents

    GTD-2000Ex Contents Contents www.gastron.com Instruction Manual 04_05 Overview · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·...

  • Page 4: Overview

    Measuring Type Diffusion type GTD-2000Ex flammable Gas detector is installed in areas with a risk of gas leakage to display measured values with Measuring Value Display Local Digital LCD or OLED Display LCD, OLED installed in the detector by continuous detection of gas leakage, providing DC 4~20mA standard output.

  • Page 5: Electrical Specifications (Standard Type)

    Analog 2500m (Cable Connection Length) EMC Protection: Complies with EN50270 [Figure 2. Components of GTD-2000Ex] NAME DESCRIPTIONS Housing Body Protect PCB Board embedded inside sensor and housing from environment change and impact of outside. Assembled to Detector Housing Body, with Top face made of circular glass, allowing the values 3.4.

  • Page 6: Installation

    - Inside of Detector should be grounded for protection from noise or strong electric field of outside Internal Ground - Use a conductor of larger than upon coupling and connection of grounding wire. [Table 1. Description on components of GTD-2000Ex] [Figure 3. Slotted set screw] ■ When Cover is separated, separate Display Parts in the following order.

  • Page 7: Configuration Of Main Pcb

    GTD-2000Ex 5. Installation 5. Installation www.gastron.com Instruction Manual 12_13 5.2. Configuration of Main PCB ■ HART Option board can be mounted by using OC1, OC2, OC3 of the above layout diagram, and is mounted by using 3Ø Screw hole on the top left side of HART Option board.

  • Page 8: Length Of Installed Cable

    ■ Connect 4-20mA Signal terminal on PLC side to 'mA' of ■ Connect 4-20mA Sink output (+) terminal on PLC GTD-2000Ex, while GND terminal is used in common side to VISO terminal, and (-) terminal to (24V DC) with the power supply. And then turn the J1 Jumper ON.

  • Page 9: Operation Flow For Detector

    1 sec upon occurrence of the 1st Alarm, while they continue to be operated %LEL] [Table 4. Installation length of power supply cable for GTD-2000Ex] without blinking upon occurrence of the 2nd Alarm. [ ALARM1 ] - If Latch is turned on during Alarm function, Alarm continues to be operated when not cleared by using Reset.

  • Page 10: Operation Flow

    AL LATCH (Alarm Latch) [OFF / ON] A1 LEVEL (Alarm-1 Level) [1 ~ 9999] A1 TYPE (Alarm-1 Type) [INC / DEC] [Figure 11. Mode configuration of GTD-2000Ex] ALARM A1 DBAND (Alarm-1 Dead Band) [0.0 ~ 10.0%F.S] MODE A1 TIME (Alarm-1 Time)

  • Page 11: System Mode

    GTD-2000Ex 7. System Mode 7. System Mode www.gastron.com Instruction Manual 20_21 7.1. PROGRAM MODE 7.2. CALIBRATION MODE ■ Due the characteristics of Gas detector, a stabilization time of at least about 30 minutes is required after supply of - When "FUNC" key is touched for more than 2 sec by using Magnet-bar in measuring state, Password PASSWORD mode is entered into.

  • Page 12: Span Calibration

    GTD-2000Ex 7. System Mode 7. System Mode www.gastron.com Instruction Manual 22_23 7.2.2. Span Calibration 7.3. ALARM MODE - Select "CALIBRA. MODE" by touching "↑" key or "↓" key . CALIBRA. PASSWORD - When "FUNC" key is touched for more than 2sec in measuring state, Password mode is entered into.

  • Page 13: Troubleshooting

    GTD-2000Ex 7. System Mode 8. Troubleshooting www.gastron.com Instruction Manual 24_25 8.1. Fault List - Function to prevent occurrence of instantaneous malfunction of Alarm1 due the effects of outside impact and noise rather than normal operation, where the range for time setting can be set within 0~60sec.

  • Page 14: Outline Drawing And Dimensions

    9. Outline drawing and Dimensions 9. Outline drawing and Dimensions www.gastron.com Instruction Manual 26_27 9.1. Standard Type 9.2. Upon coupling of warning light [Figure 12. Outline drawing for GTD-2000Ex Standard Type] [Figure 13. Outline drawing for coupling of warning light for GTD-2000Ex]...

  • Page 15: Upon Coupling Of Raincover

    [Figure 14. Outline drawing of coupling of Raincover for GTD-2000Ex]...

  • Page 16: Revision Record

    GTD-2000Ex 10. Notes before installation 11. Revision record www.gastron.com Instruction Manual 30_31 ■ The present instrument has a pressure-resistant, explosion-proof structure, belonging to the GROUP II aimed at gas, VERSION CONTENTS DATE vapor of general business places and chemical plants, and can be used for dangerous places of ZONE 1(ONE)-type * Manual revised initially 2011.12.28...

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