background image

 

                                                    G-Finder Multi (O

2

 / CO / H

2

S / CH

4

) Portable Multi Gas Detector

 

 

 

GT-07919072501 

PAGE  13  of  14 

Rev 1.0(2020.05.18) 

 

16.

 

Manufacturer Information 

 

If there are any problems with our products, 
please contact us at the address below. 

1)

 

Address : 
Gastron Co., Ltd. 23, Gunpocheomdansaneop 
1-ro, Gunpo-si, Gyeonggi-do, Korea 

 

2)

 

Tel : 82-31-490-0800 

 

3)

 

Fax : 82-31-490-0801 

 

4)

 

URL : www.gastron.com 

 

5)

 

e-mail : [email protected] 

 

17.

 

Certifications and Approvals 

 

1)

 

The certification marking and certificate 
numbers are in the table below. 

Product 
Name 

Specific Low Power Radio Equipment 
for Wireless Data Communication 
Systems 

Ex 
marking 

ATEX : 

  II 1 G Ex ia IIC T4 Ga 

IECEx / KCs / NEPSI : Ex ia IIC T4 Ga 

Approvals 

IECEx : IECEx KTL 19.0028X   
KCs : 19-KA2BO-0915X 
ATEX : DEKRA 19ATE0132X 
NEPSI : GYJ19. XXXX 
KC : R-C-G99-GFM-400 

 

2)

 

The product is in conformity with the 
following standards: 
IECEx : IEC 60079-0:2017, IEC 60079-11:2011   
KCs : Announcement No. 2019-15 of Ministry 
of Employment and Labor 
ATEX : EN IEC 60079-0:2018, EN 60079-
11:2012 
NEPSI : GB 3836.1-2010, GB 3836.4-2010, 
GB 3836.20-2010 

 

3)

 

The product may be used in zones 0, 1 & 2 
with flammable gases and vapors with 
apparatus groups IIC and with temperature 
classes T1, T2, T3, T4. 

 

4)

 

The product is only certified for use in ambient 
temperature in the range -20℃  ≤  Ta  ≤  +50℃ 
and should not be used outside this range. 

 

5)

 

With regard to explosion safety, it is not 
necessary to check for correct operation. 

 

6)

 

The product contains non user-replaceable 
parts and is not intended to be repaired by the 
user. Repair of the equipment is to be carried 
out by the manufacturer, or their approved 
agents, in accordance with the applicable 
code of practice. 

 

7)

 

The certificate label is described as below. 

 

 

    

 

Summary of Contents for G-Finder Multi

Page 1: ... consequences for the environment 4 It is recommended performing a bump test prior to use G Finder Multi every day to confirm sensor response and alarm activation by exposing the detector to a concentration of target gas that exceeds the low alarm set point 5 For optimal performance please proceed zero calibration periodically 6 G Finder Multi is provided with anti static coating over the LCD wind...

Page 2: ...5 RH IP IP 68 Sensor type O2 electrochemical cell CO electrochemical cell H2S electrochemical cell CH4 or C3H8 Non Dispersive Infrared Sensor C3H8 is an option in the future Alarms Visual vibrating audible min 95dB Display Liquid Crystal Display LCD Operating frequency 2402 MHz 2480 MHz RF output power 11 08 dBm Max RF Distance 7m at the non interference environment Battery Primary lithium thionyl...

Page 3: ... blinks when the detector works normally without any functional errors Displays for remaining product life time Oxygen concentration is measured as percent by volume Combustible gas concentration is measured as lower explosive limit Toxic gas concentration is measured as parts per million Alarm event indicator This icon is displayed when an alarm event has occurred within the past 8 hours End of o...

Page 4: ...will display current firmware version of the detector The number before the underscore _ indicates major number of the firmware version and the number after the underscore indicates minor number In other word 1_00 indicates the firmware number 1 00 Firmware Version 3 By pressing the button once from the above phase it will display the remaining product life The remaining life will be counted autom...

Page 5: ...s rapidly when the detector is in alarm condition For the gas type O2 a low alarm occurs when the measured concentration value is lower than the low alarm setting value while a high alarm occurs when the measured concentration value is higher than the high alarm setting value The following alarm settings are default for each gas type Gas Type Low Alarm High Alarm O2 19 5 v v O2 23 5 v v O2 CO 30 p...

Page 6: ...n of all 4 types for the bump test in 60 seconds the bump test process is performed automatically The result will be displayed on the screen at the end of the test If an alarm occurs during the bump test the test is succeeded otherwise the test is failed If the test is failed icons are appeared additionally with the bump test mode display on the screen 8 Zeroing the Sensor In case of O2 sensor ove...

Page 7: ... keep holding until the countdown is completed in order to perform the selected zero calibration 7 Then the zeroing process will be performed automatically Wait until the zeroing process is completed 8 When the zeroing process is completed PASS or FAIL appears 9 After displaying the result ZERO TEST is displayed on the screen again automatically 10 If FAIL appears repeat the zeroing process accord...

Page 8: ... is displayed on the screen If the button is pressed only once it will skip to the next menu 5 If you enter selecting menu for the gas calibration by pressing the button twice when the SPAN TEST is displayed on the screen ALL SPAN is displayed first and the display changes to O2 SPAN COMB SPAN H2S SPAN and CO SPAN sequentially by pressing the button 6 When the corresponding gas calibration menu di...

Page 9: ...ODE will be displayed on the screen by pressing the button three times 2 Press and hold the button until 3 seconds countdown is displayed then keep holding until the countdown is completed in order to perform the IRDA communication mode 3 Then the display on the screen is changed to I ON which indicates that the IRDA communication mode is ready for normal operation While I ON is displayed on the s...

Page 10: ...n 2 Press and hold the button until 3 seconds countdown is displayed then keep holding until the countdown is completed in order to enable the connection of Bluetooth communication mode 3 Then ON XX XX XX XX is displayed on the screen and the icon blinks to wait for a connection from the Bluetooth device 4 Run the application on the Bluetooth device search and select GFM 400 which has the same MAC...

Page 11: ...tdown is displayed then keep holding until the countdown is completed in order to perform the Silent mode 3 When countdown is completed SILENT ON is displayed on the screen for a while then return to the Silent mode menu with icon After this moment this Silent mode is turned on with icon lights up continuously 4 In order to turn off the Silent mode proceed the above procedure 1 until SILENT MODE d...

Page 12: ...he above procedure 1 5 Press and hold the button until 3 seconds countdown is displayed then keep holding until the countdown is completed in order to turn off the Light mode 6 When the countdown is completed LIGHT OFF is displayed on the screen for a while then return to the Light mode menu 14 Detection Range Please refer to the below table for the Detection ranges Gas Type Detection Range O2 0 t...

Page 13: ... NEPSI GYJ19 XXXX KC R C G99 GFM 400 2 The product is in conformity with the following standards IECEx IEC 60079 0 2017 IEC 60079 11 2011 KCs Announcement No 2019 15 of Ministry of Employment and Labor ATEX EN IEC 60079 0 2018 EN 60079 11 2012 NEPSI GB 3836 1 2010 GB 3836 4 2010 GB 3836 20 2010 3 The product may be used in zones 0 1 2 with flammable gases and vapors with apparatus groups IIC and w...

Page 14: ...e Target Gas Calibration Gas Measurement range vol Default blank CH4 CH4 0 5 MM2 5 CH4 CH4 0 2 5 MM100 CH4 CH4 0 100 MP1 5 CH4 C3H8 0 1 5 MP2 5 CH4 C3H8 0 2 5 PP1 5 C3H8 C3H8 0 1 5 PP2 5 C3H8 C3H8 0 2 5 Y Housing body color Blank Orange default YE yellow GN green VT violet BK black etc Y Option which does not affect intrinsic safety This option code is needed at the order phrase for different hous...

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