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HVTest HTJL-H Manual

High precision sf6 gas leak detector
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Dear Client
Thank you for Purchasing our HTJL-H High Precision SF6
Gas Leak Detector. Please read the manual in detail prior to first
use, which will help you use the equipment skillfully.
company's products continually, so there may be
slight differences between your purchase equipment
and its instruction manual. You can find the changes
in the appendix. Sorry for the inconvenience. If you have further
questions, welcome to contact with our service department.
may bring voltage, when you plug/draw the test wire or
power outlet, they will cause electric spark. PLEASE
CAUTION RISK OF ELECTRICAL SHOCK!
Company Address:
 T4，No. 41, High-tech 2 Road，East Lake High-tech Development Zone，
Wuhan
 Sales Hotline: 86-27- 87457960
 After Service Hotline: 86-27- 87459656
 Fax: 86-27- 87803129
 E-mail: qiao@hvtest.cc
 Website: www.hvtest.cc
Our aim is to improve and perfect the
The input/output terminals and the test column
1

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Summary of Contents for HVTest HTJL-H

  • Page 1 Dear Client Thank you for Purchasing our HTJL-H High Precision SF6 Gas Leak Detector. Please read the manual in detail prior to first use, which will help you use the equipment skillfully. Our aim is to improve and perfect the...
  • Page 2  SERIOUS COMMITMENT All products of our company carry one year limited warranty from the date of shipment. If any such product proves defective during this warranty period we will maintain it for free. Meanwhile we implement lifetime service. Except otherwise agreed by contract.
  • Page 3 shock, the grounding conductor must be connected to the ground. Make sure the product has been grounded correctly before connecting with the input/output port. Pay Attention to the Ratings of All Terminals To prevent the fire hazard or electric shock, please be care of all ratings and labels/marks of this product.
  • Page 4 －Security Terms Warning: indicates that death or severe personal injury may result if proper precautions are not taken Caution: indicates that property damage may result if proper precautions are not taken.

  • Page 5: Table Of Contents

    Contents Warning:.................... 6 I. Product introduction ..............6 II. Technical data................7 III. Product structure..............7 IV. Operation procedure and method ........8 V. Adjustment method..............9 VI. Announcements..............11...

  • Page 6: Warning

    I. Product introduction HTJL-H SF6 Gas leak Detector’s working principle is that when the concentration of sulfur hexafluoride in the air changes its degree of ionization under an electromagnetic field of high frequency varies at the same time. The concentration degree of sulfur hexafluoride can be displayed by a detection of the degree of ionization.

  • Page 7: Technical Data

    II. Technical data Range of measurement（SF ）： 0.01ppm～500ppm（Volume ratio） Response time： not more than 3 seconds Indication pattern： crystal digital display harmony, light signal alarm Setting range of alarming： 0.01ppm～500ppm（Volume ratio） Pumping speed of vacuum pump 0.5 litre/second Length of the vacuum tube： 4 m Continual working time：...

  • Page 8: Operation Procedure And Method

    1 detection switch 2 power switch 3 power outlet 4 ac fuse (0.5A) 5 dc fuse (5A) 6 the host Seven of the needle valve 8 handheld probe 9 LCD 10 buttons 11 ionization chamber observation window 12 gas electric tube IV.

  • Page 9: Adjustment Method

    inspection. If there is a gas leak, the reading on the LCD screen will increase to show the specific concentration of volume. 6, press “√” key to enter setup interface can change the emergency alarm value (using “◄”、 “►”The key changes).When the volume ratio is greater than the alarm point, the device will emit a beeping alarm.
  • Page 10 （ 3 ） Operation: Extract 1 millilitre of pure sulfur hexafluoride with a one-litre cylinder from the steel bottle. Inject it into 100-millilitre cylinder and dilute it with air outdoors. The concentration degree is 10000ppm. Again, extract 5 millilitre 10000ppm sulfur hexafluoride with a twenty-milliliter from a 100-millilitre cylinder and inject it into another 100-millilitre cylinder.

  • Page 11: Announcements

    PPM sample gas. Press OK and then to go to the next point. In this way the demarcation of all the seven points is finished ( six sample gas value and one zero point value ). After all the sample gas’s demarcation is finished, the user can restart the leakage detector for the next detection.