GASTRON GTD-2000Tx Instruction Manual Download Page 2

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Gas & Flame

Detection System

GTD-2000TxW

Instruction Manual

In case of a problem after purchasing the product,
please contact the address below.

·Address : 23 Gunpo Advanced Industry 1-ro, Gunpo-si, Gyeonggi-do
·Tel

: 031-490-0800

·Fax

: 031-490-0801

·URL

: www.gastron.com

·e-mail : [email protected]

Summary of Contents for GTD-2000Tx

Page 1: ...GTD 2000TxW Instruction Manual Read in detail for correct use ...

Page 2: ...W Instruction Manual In case of a problem after purchasing the product please contact the address below Address 23GunpoAdvancedIndustry1 ro Gunpo si Gyeonggi do Tel 031 490 0800 Fax 031 490 0801 URL www gastron com e mail info gastron com ...

Page 3: ... Wire specification for the power cable must be decided in reference to the Installation cable length section Please contact our company s technical support e mail or website for inquiries related to inspection and calibration of the gas detector Thank you very much for purchasing a product from Gastron Co Ltd Our Gastron Co Ltd is a company specialized in Gas Detector Gas Monitoring System and ha...

Page 4: ...ction Description 10 5 Installation 11 5 1 Detachment of Housing Cover 11 5 2 Main PCB Configuration 12 5 3 Terminal Configuration 13 5 3 1 Wiring for 4 20mA Source Operation Type 14 5 3 2 Wiring for 4 20mA Sink Operation Type 14 5 3 3 Wiring for 4 20mA 3Wire Sink Operation Type 15 5 4 Installation Cable Length 15 6 Detector Operation Flow 17 6 1 Initial Operation Status Power On 17 6 2 Measuring ...

Page 5: ...24 9 Drawings and Dimensions 26 9 1 Standard Type 26 9 2 Warning light GTL 100 27 9 3 When Connecting Warning Light 28 10 Precautions before Installation 29 10 1 Selecting a Place for Installation Occupation Safety and Health Act Data 29 10 2 Selecting a Site for Installation High Pressure Gas Safety Control Act Data 29 10 3 Precautions during Installation 29 11 Revision History 31 ...

Page 6: ...andard output signal Also for DC 4 20 mA standard output output signal transmission length between detector and receiver can be connected up to 2 500 m When cable CVVS or CVVSB 1 5sq and higher is used GTD 2000TxW flammable gas detector must be used at height below 1 000 m above sea level Body of GTD 2000TxW is made of Aluminum alloy and the gas sensor module is made of stainless steel It consists...

Page 7: ...s Ex d llC T6 T5 T4 IP65 ATEX IECEX II 2 GEx d IIC Gb T4 T6 SIL2 MED ABS DNV Basic Interface Analog 4 20mA current interface HART Interface HART REV7 Option Option HART Board Warranty Transmitter Lamp 2Year Sensor 1Year Note1 Refer to the measured gas list for measured gases and their ranges Contact us for special gas 3 2 Mechanical Specifications ITEMS SPECIFICATION Explosion Proof Type Explosion...

Page 8: ...Fault 0 100 LEL 100 109 LEL Over 110 LEL Maintenance 0mA 4mA 20mA 20mA 21 4mA 22mA 3mA Analog output current ripple noise max 20uA Wiring requirement Power CVVS or CVVSB with shield Analog CVVS or CVVSB with shield Signal Transmission Distance Cable Connection Length Analog 2500m EMC Protection Complies with EN50270 3 4 Environmental Specifications ITEMS SPECIFICATION Operation Temperature Transmi...

Page 9: ...n 4 20 mA DC standard It sends data to display part 4 Display PCB Displays data sent from MAIN Terminal Transmitter PCB on LCD and displays power status with a power lamp 5 Power Signal Terminal CN8 consists DC18V 31 power supply and DC 4 20 mA standard output connection terminal VISO 24V mA GND ETH 6 Sensor Terminal CN4 is Sensor Connection Terminal 7 Power LED Lamp that turns on upon power suppl...

Page 10: ...nd line 17 FRONT CASE It is an explosion proof case made of explosion proof plastic and emits LED light externally through transparent window 18 CASE RING It serves as a cover to prevent deviation of front case 19 SEXANGLE BOLT It serves to prevent deviation after case ring assembly and is fixed by mood bolt 20 CASE BODY It is the main body that protects internal buzzer and other parts by body 21 ...

Page 11: ... work 5 1 Detachment of Housing Cover After detaching the cover disassemble the display parts as below Push in left and right fixing rings located on front side of LCD at the same time While pushing pull the display parts towards the front to detach from gas detector body After detaching the display parts the Main PCB is installed at the bottom part of the detector body Warning Do not open when el...

Page 12: ... Sink Selection Jumper ON Source Type OFF Sink Type 3 CN1 Display LCD Connector 4 CN8 Sensor Connector 5 CN6 Program download Connector 6 D1 Status LED Flashes in 1 sec interval during normal operation 7 OC1 OC2 OC3 HART Option Board Connector 8 CN4 Warning light GTL 100 Interface Connector Figure 5 Main PCB Terminal Layout Using OC1 OC2 and OC3 shown in the layout above HART option board can be a...

Page 13: ...and then connect signal cable to mA Tighten 5 terminal fixing screws clockwise so that terminal does not leave the track then insert Main PCB as the same condition before disassembly Figure 6 CN9 Terminal Configuration Table 3 CN9 Terminal Detailed Description NO PCB SILK PIN NAME DESCRIPTION 4 20mA Source Drive J1 Jumper ON 4 20mA Sink Drive J1 Jumper OFF 1 VISO VIS N C 4 20mA Sink In 2 24V 24V P...

Page 14: ...ype Connect 4 20 mA signal terminal at PLC side to mA of GTD 2000Tx GND terminal is used in common with power Then turn on the J1 jumper HART Communicator can only be used in models using HART Option board Connect and terminals for 4 20 mA sink output at PLC side to VISO terminal and mA terminal respectively Then turn off the J1 jumper HART Communicator can only be used in models using HART Option...

Page 15: ... maximum length between GTD 2000TxW and power supply is decided by wire specification Max Installation Length VMAXDROP IMAX WIRER m 2 VMAXDROP Maximum Power Loop Voltage Drop Power Supply voltage min operating voltage IMAX Max Current of GTD 2000TxW WIRER m The resistance of the wire ohms meter value available in wire manufacturer s specification data sheet Example of installation lengths using 24...

Page 16: ...e is as shown in the table below AWG mm2 COPPER RESISTANCE ohms m METERS 12 3 31 0 00521 3838 14 2 08 0 00828 2415 16 1 31 0 01318 1517 18 0 82 0 02095 954 20 0 518 0 0333 600 Figure 10 Calculation of GTD 2000TxW Installation Cable Length Table 4 GTD 2000TxW Power Cable Installation Length ...

Page 17: ...cond row COMB 0 0 LEL 30 When alarm1 or 2 occurs it runs as below It only runs only when alarm used setting in alarm mode is on The first row runs the same as in normal status In the second row alarm message and gas measurement are displayed in 1 sec interval When GTL100 explosion proof warning light is installed upon an event of alarm1 red LED and buzzer flicker and run in 1 sec interval Upon an ...

Page 18: ...rns to Measuring Mode When RESET key contacts at each Program Setting Screen it returns to the parent step Operation keys for detector system mode are defined as below ITEM NAME DESCRIPTION FUNC Function key Detector Mode Setting Entry Function Insert Magnetic bar for 2 sec or longer in measuring mode Level2 Next stage entering function and setting saving function RESET Reset key Move to the previ...

Page 19: ...FAIL CALIBRA SPAN Calibration Span SPAN CAL NO YES NO SPAN GAS 0 SPAN SET 50 FAIL 50 SPAN SUCCESS FAIL CAL DATA 0 ALARM MODE ALM USED Alarm Used OFF ON OFF AL LATCH Alarm Latch OFF ON OFF A1 LEVEL Alarm 1 Level 1 Full SCL 20 A1 TYPE Alarm 1 Type INC DEC INC A1 DBAND Alarm 1 Dead Band 0 0 10 0 F S 0 A1 TIME Alarm 1 Time 0 60 SEC 1 A2 LEVEL Alarm 2 Level 1 Full SCL 40 A2 TYPE Alarm 2 Type INC DEC IN...

Page 20: ... 5 character for use Characters allowed for use are number capital Alphabet space and period When position is moved by setting characters a cursor in black box shape appears as shown in the figure on left USER GAS SER UNIT SEL LEL Mode that sets gas measuring unit and contacting or key changes gas measuring unit LEL PPM PPB When a desired gas measuring unit is displayed contact FUNC key to set the...

Page 21: ...air or 100 nitrogen into the sensor at a flow rate of 500 mL min for 1 min Contact FUNC key when measurement is stabilized to automatically perform Zero Calibration ZERO SUCESS When zero calibration is successful ZERO SUCCESS is displayed for 2 sec on LCD display then it changes to CALIBRATION DATA Mode When zero calibration is not successful ZERO FAIL is displayed for 2 sec and it changes to Cali...

Page 22: ...alue When the inject standard gas value is abnormal it displays Fail message Fail message is as follows Fail message and span set value are displayed alternatively LOW FAIL occurs when the difference between injected gas value and zero calibration value is below 1 HIGH FAIL occurs when injected gas value is above 95 of total ADC input range RING FAIL occurs when injected gas value runs in the curr...

Page 23: ...o display INC or DEC INC mode operates when the value is equal or larger than set alarm threshold DEC mode operates when the value is equal or less than set alarm threshold Contact FUNC key when a desired mode is displayed to set then enter the next mode A1 TYPE DEC A1 DBAND 0 F It is a mode that sets Dead band value for Alarm1 operation Use or key to set a value It is a function where Alarm1 oper...

Page 24: ...es and releases at values below Dead band value subtracted from Alarm2 level When a desired alarm 2 dead band is displayed press FUNC KEY to set it and enter the next item A2 TIME 0 SEC It is a function to prevent instantaneous malfunction of detector due to external shock and noise other than from normal operation and time can be set in a range between 0 60 sec For Alarm2 dwell time setting press...

Page 25: ...ADC FAIL Defective Transmitter ADC Defective Transmitter ADC FAULT7 H W REV H W Version Error Defective MPU inside Transmitter FAULT8 SEN HUNT When there is repeated hunting error in gas measurement sensor output status may be poor or check for input power noise 8 2 Recovery List Table 6 Recovery List No CAUSE SOLUTION 1 Defective Sensor Module Change Sensor 2 Defective Transmitter Board ADC Chang...

Page 26: ...GTD 2000TxW Instruction Manual Figure 12 GTD 2000TxW Standard Type Drawing 9 1 Standard Type 9 Drawings and Dimensions ...

Page 27: ...www gastron com 26_27 Figure 13 GTL 100 Drawing 9 2 Warning Light GTL 100 9 Drawings and Dimensions ...

Page 28: ...GTD 2000TxW Instruction Manual 9 3 When Connecting Warning Light Figure 14 GTD 2000TxW Warning Light Connection Drawing 9 Drawings and Dimensions ...

Page 29: ...g shall be installed at points where gas is likely to stay in consideration to wind direction wind speed specific gravity of gas etc Gas leak detector alarm installed inside a building shall be installed near the floor when the specific gravity of gas is heavier than air and near ventilation of ceiling when it is lighter than air Alarm for gas leak detector alarm must be installed at sites where t...

Page 30: ...ficates When connecting the equipment with cable screw thread must be tightened 5 threads or more Work in conditions satisfying other Standards for Selection Installation and Maintenance etc of Explosion proof Electric Machine and Equipment Wiring etc at Work Site Figure 15 High Pressure Packing Type Figure 16 Y Sealing Compound Cable Cable Inside Inside Outside Outside Lead in unit connector Lead...

Page 31: ...www gastron com 30_31 VERSION CONTENTS DATE 0 1 Manual Initial Revision 2017 09 29 11 Revision History ...

Page 32: ...vance 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 ...

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