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3.3. Electrical Specifications (Standard Type)

ITEMS

SPECIFICATION

Input Voltage(Standard)

※ Customer supplied PSU must meet

requirements IEC1010-1 and CE

Marking requirements.

Absolute min:

Nominal:

Absolute max:

Ripple maximum allowed:

18V
24V
31V

1V pk-pk

Wattage

Max. wattage:

Max. current:

4.8W @+24 VDC

200mA @+24 VDC

Analog output Current

0-20mA(500 ohms max load)

All readings ± 0.2mA

Measured-value signal:

4mA(Zero) to 20mA(Full Scale)

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

Relay contact

Alarm1, Alarm2, Fault Relay

Rated 1.0 A @ 30VDC or 0.5 A @ 125 VAC

Wiring requirement

Power

CVVS or CVVSB with shield

Analog

CVVS or CVVSB with shield

RS485

STP(Shielded Twisted Pair)

Cable Connection Length

Analog

2500m

RS485

1000m

EMC Protection:

Complies with EN50270

3.4. Environmental Specifications

ITEMS

SPECIFICATION

Operation Temperature

Transmitter

-20 to 60 ℃

Sensor

Refer to Sensor Specification

Storage Temperature

Transmitter

-20 to 60 ℃

Sensor

Refer to Sensor Specification

Operation Humidity

Transmitter

5 to 99% RH (Non-condensing)

Sensor

Refer to Sensor Specification

Pressure Range

90 to 110KPa

Max. air velocity

6m/s

3. Specification

GTD-3000Ex

Instruction Manual

Содержание GTD-3000Ex

Страница 1: ...GTD 3000Ex Instruction Manual Read in detail for correct use ...

Страница 2: ...struction Manual When abnormalities occur after purchasing the product please contact the following address Address 23GunpoAdvancedIndustry1 ro Gunpo si Gyeonggi do Tel 031 490 0800 Fax 031 490 0801 URL www gastron com e mail info gastron com ...

Страница 3: ...18 Calibration must be performed at a frequency requested by the manufacturer and shall be performed quarterly when the calibration period is not specified The product and manual are subject to change without a notice for the product s functional improvement and ease of use For accurateoperation of the gas detector please perform an inspection and a calibration at least once per 6 months In refere...

Страница 4: ...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 Relay and Network Terminal Configuration 15 5 4 1 Terminal Configuration 15 5 4 2 Relay Mode Configuration 16 5 4 3 RS485 MODBUS Setting 16 5 5 Installation Cable Length 17 6 Detector ...

Страница 5: ...BUS RS485 28 9 1 1 Interface setting 28 9 1 2 MODBUS RS485 Register map 28 10 Drawings and Dimensions 29 10 1 Standard Type 29 10 2 For Warning Light Assembly 30 10 3 For Rain cover Assembly 31 11 Precautions before Installation 32 11 1 Selecting a Place for Installation Occupation Safety and Health Act Data 32 11 2 Selecting a Site for Installation High Pressure Gas Safety Control Act Data 32 11 ...

Страница 6: ...oy and the gas sensor module is made of stainless steel It consists of a complete explosion proof enclosure Ex d IIC T6 This product can be installed in areas with flammable gas leak and explosion hazards It has built in LCD on the detector to display gas leak status at installed site Internal configuration consists of display part that indicates measurements terminal part that output measurements...

Страница 7: ...ge Response Time 90 of full Scale in less than 15 sec Approvals Classification KCs Ex d llC T6 T5 T4 IP65 Basic Interface Analog 4 20mA current interface HART Interface HART REV7 Option Option HART Board MODBUS RS485 Board GTL 100 Warning Light Rain Cover Warranty Transmitter 2Year Sensor 1Year ITEMS SPECIFICATION Explosion Proof type Explosion Proof Enclosure Dimension 156 W 322 H 110 D mm Weight...

Страница 8: ... output current ripple noise max 20uA Relay contact Alarm1 Alarm2 Fault Relay Rated 1 0 A 30VDC or 0 5 A 125 VAC Wiring requirement Power CVVS or CVVSB with shield Analog CVVS or CVVSB with shield RS485 STP Shielded Twisted Pair Cable Connection Length Analog 2500m RS485 1000m EMC Protection Complies with EN50270 3 4 Environmental Specifications ITEMS SPECIFICATION Operation Temperature Transmitte...

Страница 9: ...ED and displays the current event status with power lamp alarm lamp trouble lamp 4 Power Signal Terminal CN1 consists DC18 24 V power supply and DC 4 20 mA standard output connection terminal VISO 24V mA ETH 5 Alarm signal Terminal CN10 is alarm signal connection terminal which outputs trouble alarm1 alarm2 relay contacts 6 RS 485 signal terminal CN9 is Isolation RS 485 network signal connection t...

Страница 10: ...they are fixed with hex lens bolt to prevent detachment by external shock 19 Sensor thread It is a mounting for gas sensor detector 20 Cable inlet It is provided to supply power and inlet for measured output signal of the gas detector during installation work As default PF 3 4 is provided 21 Internal earth It must be grounded to inside of detector for protection from external noise or strong elect...

Страница 11: ...ir from the head office to install a gas leak detector on site or open the cover of the installed gas leak detector and manipulate it This may cause serious loss of life and property from fire explosion and etc In addition please check whether there is any remaining explosive gas or combustible material in the surroundings Power must be turned off before performing work Warning Do not open when el...

Страница 12: ... 2 J1 4 20mA Source Sink Selection Jumper ON Source Type OFF Sink Type 3 CN4 Display LCD or OLED Connector 4 CN1 Sensor Connector 5 CN5 Program download Connector 6 D1 Status LED Flashes in 1 sec interval during normal operation 7 OC1 OC2 OC3 HART Option Board Connector 8 CN3 Warning light GTL 100 Interface Connector Figure 5 Main PCB Terminal Layout Using OC1 OC2 and OC3 shown in the layout above...

Страница 13: ...V power to 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 CN11 Terminal Configuration Terminal Set Screw Table 3 CN11 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 VI...

Страница 14: ...on Connect 4 20 mA signal terminal at PLC side to mA of GTD 3000Ex 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 ...

Страница 15: ...k Terminal Configuration TER NO PIN NO Terminal Name Description CN10 1 TRB OUT Trouble RELAY OUTPUT Terminal Output mode is decided by J2 Jumper setting 2 TRB COM TROUBLE RELAY COMMON Terminal 3 AL1 OUT ALARM1 RELAY OUTPUT Terminal Output mode is decided by J3 Jumper setting 4 AL1 COM ALARM1 RELAY COMMON Terminal 5 AL2 OUT ALARM2 RELAY OUTPUT Terminal Output mode is decided by J4 Jumper setting 6...

Страница 16: ...n GTD 3000Ex Instruction Manual TER NO PIN NO Terminal Name MODE Setting CN10 1 TRB OUT J2 A C Connection A Contact Normal Open J2 B C Connection B Contact Normal Close 2 TRB COM 3 AL1 OUT J3 A C Connection A Contact Normal Open J3 B C Connection B Contact Normal Close 4 AL1 COM 5 AL2 OUT J4 A C Connection A Contact Normal Open J4 B C Connection B Contact Normal Close 6 AL2 COM TER NO PIN NO 단자명 수...

Страница 17: ...ply 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 3000Ex WIRER m The resistance of the wire ohms meter value available in wire manufacturer s specification data sheet Example of installation lengths using 24 V power supply and 16 AWG is as follows GTD 3000E...

Страница 18: ...t row and the current measurement and unit is displayed on the second row During HART network is displayed on the left of the first row ENG When the mode is on is displayed on the left of the second row During 485 network is displayed on the right of the first row COMB 0 LEL COMB A01 0 LEL COMB OVER LEL When gas measurement larger than 10 of set high scale value OVER displays in 1 sec interval At ...

Страница 19: ...Setting Screen it returns to the parent step Figure 13 GTD 3000Ex Mode Configuration Table 9 Operation Key Description ITEM NAME DESCRIPTION FUNC Function key Detector Mode Setting Entry Function Insert Magnetic bar for 2 sec or longer in measuring mode Function to enter the next stage of Level2 and to save the setting RESET Reset key Move to the previous stage from the level entered Up key Next l...

Страница 20: ... ZERO PROCESSING SUCCESS FAIL CALIBRATION DATA 0 FAIL CALIBRATION SPAN SPAN CALIBRATION NO YES NO SPAN GAS VALUE 0 SPAN SET VALUE 50 FAIL 50 SPAN PROCESSING SUCCESS FAIL CALIBRATION DATA 0 ALARM PROGRAM MODE ALARM OPERATING AUTO MANUAL AUTO ALARM RELAY TYPE DE ENERGIZED ENERGIZED DE ENERGIZED FAULT RELAY TYPE DE ENERGIZED ENERGIZED DE ENERGIZED ALARM1 TYPE SEL ALARM1 TYPE SELECT INCREASE DECREASE ...

Страница 21: ...REASE DECREASE INCREASE ALARM2 LEVEL ADJ ALARM2 LEVEL ADJUST 1 Full Scale 40 ALARM2 DEAD BAND 0 0 10 of Full Scale FS 0 ALARM2 TIME SET 0 60 SEC 1 ALARM2 RELAY CTL ALARM2 RELAY CONTROL ON OFF ON SENSOR MODE FACTORY Mode MAINTENANCE MODE FACTORY Mode 485 MODBUS MODE FACTORY Mode DEVICE MODE FACTORY Mode VERSION MODE FACTORY Mode TEST MODE FACTORY Mode SYSTEM MODE FACTORY Mode ...

Страница 22: ...r 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 SELECT 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 unit an...

Страница 23: ...r 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 PROCESSING SUCCESS 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 ...

Страница 24: ...d 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 current set span value it exceed...

Страница 25: ...ZED deactivates energizer mode and ENERGIZED activates energizer mode ALARM1 TYPE SEL INCREASE It is a mode that sets operational direction of Alarm1 Contact or key to display INCREASE or DECREASE INCREASE mode runs when the value is at Alarm1 threshold or higher DECREASE mode runs when the value is at Alarm 1 threshold or lower ALARM1 TYPE SEL DECREASE ALARM1 LEVEL ADJ 20 It is a mode that sets A...

Страница 26: ...ess FUNC KEY to set it and enter the next Alarm Program mode ALARM2 DEAD BAND 0 0 FS It is a mode that sets operational direction of Alarm2 Contact or key to increase or decrease the value respectively When Alarm2 is in INCREASE mode it runs at Alarm1 threshold Dead band and is released at Alarm2 threshold Dead band When a desired value is displayed contact FUNC key to set the dead band value and ...

Страница 27: ...ADC Defective Transmitter ADC FAULT 07 H W REVISION H W Version Error Defective MPU inside Transmitter FAULT 08 SENSOR HUNTING 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 12 Recovery List No CAUSE SOLUTION 1 Defective Sensor Module Connection 1 Check Sensor Connection and Connection status of the Co...

Страница 28: ...ting Integer Decimal point is not considered Gas detector status value 10000 BIT0 Alarm 1 Active Status BIT1 Alarm 2 Active Status BIT2 Fault Active Status BIT3 Maintenance Mode Status BIT4 Test Mode Status BIT5 Calibration Mode Status BIT6 Reserved BIT7 Toggle Bit Bit reversal in 2 sec interval External Test 3 BIT0 7 Gas Detector Test Mode Setting External Reset 2 BIT0 7 Exit Gas Detector Test Mo...

Страница 29: ...www gastron com 28_29 10 Drawings and Dimensions 10 1 Standard Type Figure 13 GTD 3000Ex Standard Type Drawing ...

Страница 30: ...10 Drawings and Dimensions GTD 3000Ex Instruction Manual 10 2 When Connecting Warning Light Figure 14 GTD 3000Ex Warning Light Connection Drawing ...

Страница 31: ...www gastron com 30_31 10 Drawings and Dimensions 10 3 For Rain cover Assembly Figure 15 GTD 3000Ex Rain Cover Assembly Drawing ...

Страница 32: ... are easier for leaked gas to stay the detector must be installed at the point 1 of the following Gas leak detector alarm installed outside a building 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...

Страница 33: ...luding materials used for sealing of unused inlets must have safety certificates 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 All materials used for cable inlet such as cable gland and sea...

Страница 34: ... 2016 03 19 1 2 1 Added SPAN SKIP MENU 2 Added Menu for INSERT TYPE SENSOR 3 Added FAULT8 2016 08 16 2 0 Separated Factory mode manual 2016 12 06 3 0 Changed Explosion proof Equipment Cable Entry Installation Regulation 45 cm 50 mm 2017 01 20 3 1 1 Corrected 4 20 Analog Output Display Error 2 Changed output during Maintenance Mode 2017 05 04 3 2 Corrected changed detailed operation Added Warning m...

Страница 35: ...www gastron com 34_35 ...

Страница 36: ...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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