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Summary of Contents for GASTRON GTD-5000
- Page 1 Design, development, production, installation and supplementary services of gas leakage alarms DOC NO.GT-07120052000 GTD-5000 Instruction Manual Revision: 1.7 Please read this instruction manual carefully for proper use. Copyright ⒞GASTRON, Co., LTD. All rights reserved.
- Page 2 We sincerely thank you for purchasing the product of Gastron Co. Ltd. As a company with expertise in the fields of gas detectors and gas monitoring systems, Gastron Co., Ltd. has been consistently recognized by many consumers for its top-notch quality and ease of use. Gastron is always trying to make it convenient for customers to find the products they want, and is constantly working to develop gas detectors fully meeting their needs.
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Page 3: Table Of Contents
GTD-5000 Instruction Manual TABLE OF CONTENTS Overview ...........................5 Structure ..........................6 Specification ........................6 3.1. Specifications ........................6 3.2. Mechanical Specifications ....................7 3.3. Electrical Specifications ....................7 Terminal Standard Unit ...................7 Terminal PoE Unit ....................7 3.4. Environmental Specifications ....................8 Name and Description of Each Part ..................9 4.1. - Page 4 GTD-5000 Instruction Manual 7.2. Calibration of Measurements ..................29 Setting a Range (MEASURING → RANGE) ............. 29 Setting an Alarm (MEASURING → ALARM) ............30 Setting a Cross Scale Mode (MEASURING → CROSS SCALE) ........30 Setting the Name of Gas (MEASURING → GAS NAME → GAS1 ) ......30 Initializing the Name of Gas (MEASURING →...
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Page 5: Overview
To solve this issue, the GTD-5000 (hereinafter referred to as the detector) is equipped with technology to accurately detect combustible, toxic, Freon, and organic compound gases while keeping the detector from malfunctioning due to interference gases, and it can thus safely detect various harmful gases at affordable prices. -
Page 6: Structure
CO, COS and toxic gases RANGE : 0 ~ 9999 Refer to ‘[Table.17 Gas List]’ Measuring Range * Contact Gastron for gases not on the list ≤ ±3% / Full Range Accuracy ≤ 2% / Full Range Zero Drift Response Time... -
Page 7: Mechanical Specifications
GTD-5000 Instruction Manual Gas Sample Line Within 30m (1/4" Tube) Approvals Classification Standard Analog 4-20mA current interface, RS-485, Relay Interface PoE Interface, Relay Transmitter 2Year Warranty Sensor 1Year 3.2. Mechanical Specifications I T E M S S P E C I F I C A T I O N... -
Page 8: Environmental Specifications
GTD-5000 Instruction Manual Input Voltage Absolute min: 48 VDC Power-over-Ethernet Nominal: (IEEE 802.3af compliant) Absolute max: Max: 11.2W @+48 VDC Electrochemical Sensor Type: 8.7W @+48VDC Max Wattage Catalytic Sensor Type: 9.6W @+48VDC IR Sensor Type: 10.1W @+48VDC Alarm1, Alarm2, Fault Relay Relay contact Rated 2A @ 30V DC or 0.5A @ 125 V AC... -
Page 9: Name And Description Of Each Part
Cable Gland This shows the power and signal cable inlet. Mount hole This is a hole that holds the gas detector to a wall or other places. [Table 1. Description of GTD-5000 components] PAGE 9 of 51 Rev 1.7 (2024.07.15) -
Page 10: Configuration Of The Front Display
GTD-5000 Instruction Manual 4.2. Configuration of the Front Display [Figure 4. Configuration of the front display] Name Descriptions This shows the output of information such as gas concentration, current status, parameter LCD Display setting, etc. Power LED (Green) This represents an LED showing information about the power supply status. -
Page 11: Installation
GTD-5000 Instruction Manual 5. Installation Installation of the gas leakage detector at the work site or opening or operating the cover of the installed gas leakage detector must be done only by the authorized user or the person in charge of installation and repair of the headquarters. -
Page 12: Structure Of A Standard Terminal Unit
GTD-5000 Instruction Manual 5.2. Structure of a Standard Terminal Unit [Figure 6. A placement diagram of the standard terminal PCB] Description External input/output terminal block A switch for setting the current Interface(4-20mA) mode A jumper for relay mode selection A switch for selecting the RS-485 termination resistance... -
Page 13: Configuration Of A Terminal Block
GTD-5000 Instruction Manual Configuration of a Terminal Block Direction of cable insertion [Figure 7. A placement diagram of the standard terminal block] Name Description RS485(A) unit 485-A RS485(B) unit 485-B Trouble relay output unit TROUBLE RELAY Alarm 1 relay output unit ALARM-1 RELAY ... -
Page 14: Configuration Of A Standard Terminal
GTD-5000 Instruction Manual Configuration of a Standard Terminal [Figure 8. A connection diagram of a standard terminal] ※ Disconnect power prior to connecting power terminals The input voltage of the detector is usually 24 volts (min 16V to max 32V). -
Page 15: 1.Setting An Src (Source)
GTD-5000 Instruction Manual 5.2.3.1. Setting an SRC (Source) As shown in the diagram in [Figure 9], the setting of Switch 1 to the 'On' (Switch 2 to Off') state allows connection with the P24V, making the current suitable for the gas detector to flow through the signal line connected to the controller. -
Page 16: 3.Setting An Isolated Mode
GTD-5000 Instruction Manual [Figure 12. Source wiring] 5.2.3.3. Setting an Isolated Mode As shown in the diagram in [Figure 13], setting switches 1 and 2 to the 'off' state starts the insulation mode and causes the current of the controller's separately operated power to flow reflecting the state of the detector. -
Page 17: 4.4-20Ma Current Output Information
GTD-5000 Instruction Manual 5.2.3.4. 4-20mA Current Output Information Status of the detector 4-20 mA Output Fault 0 ~ 100% 4mA ~ 20mA 100% ~ 109% 20mA ~ 21.4mA 110% or more 22mA Maintenance ※ 100% = High Scale (H/S) [Table 6. Current output information] RS-485 Interface ... -
Page 18: Alarm Relay
GTD-5000 Instruction Manual Alarm Relay As seen in [Figure 16], the relay output comprises three types, i.e., Trouble, Alarm-1, and Alarm-2. A relay may be set to a normal open mode and a normal close mode in the '1 Form C' type, and such relay may be set to a desired mode according to the position of a jumper, as shown in [Figure 17]. -
Page 19: Supplying Power And Checking Power Condition
GTD-5000 Instruction Manual Supplying Power and Checking Power Condition It is recommended to proceed after the wiring work is completed on the terminal block. As shown in [Figure 19], the detector can be turned on/off through the 'power on/off switch'. Whether the power supply is normal can be verified through the checking of both the input power LED and the system power LED, with the power switch on. -
Page 20: Structure Of A Poe Terminal Unit
GTD-5000 Instruction Manual 5.3. Structure of a PoE Terminal Unit [Figure 20. A placement diagram of a PoE terminal PCB] Description PoE Input Connector (RJ-45) Relay Terminal Block A jumper to select a relay mode A system on/off switch An LED indicating the status of the external input voltage... -
Page 21: Descriptions Of A Poe Terminal Unit Pin-Map And A Poe Connector
GTD-5000 Instruction Manual Descriptions of a PoE Terminal Unit Pin-Map and a PoE Connector Direction of cable insertion [Figure 21. A placement diagram of a PoE terminal unit] Name Description Connect for Ethernet communication and power supply. PoE Connector (RJ-45) ... -
Page 22: Composition Of An Alarm Relay Terminal
GTD-5000 Instruction Manual Composition of an Alarm Relay Terminal As shown in [Figure 23], the relay output is composed of three types, inclusive of Trouble, Alarm-1, and Alarm-2. A relay may be set to a normal open mode and a normal close mode in the '1 Form C' type, and such relay may be set to a desired mode according to the position of a jumper, as shown in [Figure 17]. -
Page 23: An Led Indicating The Ethernet Status
GTD-5000 Instruction Manual The power on/off switch Input power LED System power LED [Figure 25. A PoE power on/off switch and the power LED] An LED Indicating the Ethernet Status As in [Figure 26], there are three types of information that can be found on the LED indicating the Ethernet status, whose contents are shown in [Table 10]. -
Page 24: Lengths Of Cables To Be Installed
GTD-5000 Instruction Manual 5.4. Lengths of Cables to be Installed The maximum length between the GTD-5000 and the power supply is set depending on the wire specification. Maximum length of installation = VMAXDROP ÷ IMAX ÷ WIRER/m ÷ 2 ✓... -
Page 25: Operation
GTD-5000 Instruction Manual 6. Operation 6.1. Power On Subsequent to checking both the cable connection and power voltage, assemble the product and turn on the power switch of the terminal unit. When the front PWR (power) LED turns green and the warm-up is completed after the phases of initialization, configuration, and self-test, the gas measurement mode is ready for use. -
Page 26: Gas Measurement Mode
GTD-5000 Instruction Manual 6.2. Gas Measurement Mode Configuration of a Display LCD The gas measurement mode displays the measured gas value and various key information related to the operation of the detector in real time. [Figure 28. Status indicating gas measurements]... -
Page 27: Key-Lock Function And Fault
GTD-5000 Instruction Manual ➢ Alarm 1 has occurred: This occurs when the measured gas concentration value is AL1 or higher. The “AL1 LED” lights up. ➢ Alarm 2 has occurred: ➢ This occurs when the measured gas concentration value is AL2 or higher. -
Page 28: Function Menu And Control
GTD-5000 Instruction Manual 6.4. Function Menu and Control ➢ Pressing and holding the “FUNC” key for two seconds while trying to measure the gas will display the step of requesting a password on the screen. ➢ Steps requiring password entry ... -
Page 29: A Setup Function
GTD-5000 Instruction Manual 7. A Setup Function 7.1. Configuration of a Setup Mode Description Level 1 Level 2 RANGE Setting the height and unit of the scale for the gas to be measured MEASURING ALARM Adjusting 1 and 2 alarm settings... -
Page 30: Setting An Alarm (Measuring → Alarm)
GTD-5000 Instruction Manual ➢ When setup is complete, change “CANCEL” to “SAVE,” and press “Save.” ➢ Refer to ‘[Table 17. Gas List]’ for initial values. ※ Altering the above settings is not recommended and may result in poor accuracy of measurement. - Page 31 GTD-5000 Instruction Manual ➢ How to change Select the name of the gas to be initialized for measurement Choose “CONFIRM,” change “NO” to “YES,” and then press “Save.” PAGE 31 of 51 Rev 1.7 (2024.07.15)
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Page 32: A Flow Rate Mode
GTD-5000 Instruction Manual 7.3. A Flow Rate Mode CALIBRATION (FLOW RATE - CALIBRATION) Calibration of the flow rate Classification Description ➢ Setting the calibrated flow rate FLOW Able to be set within the “100mL to 1000mL” range ➢ Setting the time constant for controlling the pump unit CTRL ... -
Page 33: An Interface Mode
GTD-5000 Instruction Manual 7.4. An Interface Mode A menu that applies the Standard Terminal Unit: RELAY, RS485, mA CALIBRATION, and mA ZERO OFFSET A menu that applies the PoE Terminal Unit: PoE, and RELAY PoE (INTERFACE → PoE) -
Page 34: Rs485 (Interface → Rs485)
GTD-5000 Instruction Manual RS485 (INTERFACE → RS485) Setting a RS-485 configuration (Standard Terminal Only) Classification Description Initial value ➢ Setting a UNIT ID UNIT ID Able to be set within the “1 to 247” range ➢ Set communication speed ... -
Page 35: A System Mode
GTD-5000 Instruction Manual 7.5. A System Mode CALENDAR (SYSTEM → CALENDAR) Setting the Date and Time How to change Set to the current date and time Change “CANCEL” to “SAVE,” and press “SAVE.” PASSWORD (SYSTEM → PASSWORD) Setting a password ... -
Page 36: Display (Test → Display)
GTD-5000 Instruction Manual DISPLAY (TEST → DISPLAY) An Examination of the LCD Screen ➢ Checking the pixel and color status of the display (LCD). ➢ When the “FUNC” key is pressed, R (red), G (green), B (blue), and W (white) are displayed sequentially. -
Page 37: Troubleshooting
GTD-5000 Instruction Manual 8. Troubleshooting CAUTION: In the case of a component malfunction or mechanical failure, the staff of the Gastron company or the experts certified by Gastron are eligible for carrying out the relevant repairs. 8.1. Fault List... -
Page 38: A Recovery List
GTD-5000 Instruction Manual 8.2. A Recovery List Fault Maintenance Guide Replace the main frame. Replace an IR sensor unit. E-11 Check the status of cable connection or find an open circuit. E-13 If symptoms repeat after reboot, replace the main frame. -
Page 39: A List Of Gases And Initial Setting Values
GTD-5000 Instruction Manual 9. A List of Gases and Initial Setting Values Filtering Flow Rate GAS NAME High Scale Unit AL1 value AL2 value Interference (mL/min) %LEL %LEL C4F8 2000 1000 C5F8 2000 1000 C4F6 2000 1000 CH2F2 2000 1000... -
Page 40: Interface
GTD-5000 Instruction Manual 10. Interface 10.1. MODBUS RTU & TCP Address Map Address Register Name Data Type Description Read & Write Coils CH1 Remote Test Mode Reset 1 = Test Mode End (Resume Detecting) CH1 Remote Test Mode Set 1 = Test Mode Start (fixed High Scale) - Page 41 GTD-5000 Instruction Manual BIT10 Alarm-2 Active (1 = True, 0 = False) Alarm-2 Relay Energized BIT11 (1 = True, 0 = False) BIT12 Range Over (1 = True, 0 = False) Interference Gas Detection BIT13 (1 = True, 0 = False)
- Page 42 GTD-5000 Instruction Manual 30020 CH1 Reserved BIT0 Self-test (1 = True, 0 = False) BIT1 Warm-up (1 = True, 0 = False) BIT2 Normal Operation (1 = True, 0 = False) BIT3 Maintenance Mode (1 = True, 0 = False)
- Page 43 GTD-5000 Instruction Manual 30029 CH2 Alarm-1 Set Point unsigned int (Ex: 30.0 %VOL = 300) CH2 Alarm-2 Set Point 30030 float Lower Word CH2 Alarm-2 Set Point 30031 float Upper Word 30032 CH2 Alarm-2 Set Point unsigned int (Ex: 30.0 %VOL = 300)
- Page 44 GTD-5000 Instruction Manual 8'th Character BIT8~15 (Ex: GTD-5100FN = '0' = 0x30) 9'th Character BIT0~7 (Ex: GTD-5100FN = '(' = 0x28) 30095 Detector Serial Number-5 unsigned int 10'th Character BIT8~15 (Ex: GTD-5100FN = 'F' = 0x46) 11'th Character BIT0~7 (Ex: GTD-5100FN = ')' = 0x29)
- Page 45 GTD-5000 Instruction Manual CH1 Measured Gas 40004 float Concentration Lower Word CH1 Measured Gas 40005 float Concentration Upper Word CH1 Measured Gas 40006 unsigned int (Ex: 30.0 %VOL = 300) Concentration CH1 Alarm-1 Set Point 40007 float Lower Word (able to Write)
- Page 46 GTD-5000 Instruction Manual 0 = Normal State, BIT0~7 1~255 = Trouble (Fault) State 40022 CH2 Trouble(Fault) Code unsigned int BIT8~15 Reserved BIT0 xxxx BIT1 xxx.x BIT2 xx.xx BIT3 x.xxx 40023 CH2 Decimal Point & Unit unsigned int BIT4 BIT5 BIT6...
- Page 47 GTD-5000 Instruction Manual BIT4~15 Reserved BIT0 Trouble(Fault) (1 = True, 0 = False) Sensor Cartridge Error BIT1 (1 = True, 0 = False) 40086 CH2 Detector Status-2 unsigned int BIT2 Flow Error (1 = True, 0 = False) Internal Communication Error...
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Page 48: Drawing And Dimensions
GTD-5000 Instruction Manual 11. Drawing and Dimensions [Figure 29. Drawing and Dimension] PAGE 48 of 51 Rev 1.7 (2024.07.15) -
Page 49: Precautions Prior To Installation
GTD-5000 Instruction Manual 12. Precautions prior to Installation 12.1. Selection of Installation Sites (in accordance with the Occupational Safety and Health Act of the Republic of Korea) The places where gas leakage perception alarms need to be installed are given as follows: ... - Page 50 GTD-5000 Instruction Manual Cables Cables (Inside) (Inside) Sealing rings An inlet connector (PF3/4") (Outside) (Outside) An inlet connector (PF3/4") A connector fixing compression elements A cable fastener Compression elements Charged compound Sealing rings A connector A pipe for piping A pipe for piping [Figure 30.
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Page 51: History Of Revisions
GTD-5000 Instruction Manual 13. History of Revisions Version Contents Date First revision made Jun 1, 2020 Contents partially revised Aug 21, 2020 Logo and some contents revised Feb 25, 2021 Functions in the Gas Name added Apr 23, 2021 Information regarding the list of measurable gases and error...
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