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ground pole of the shell must be grounded. To prevent electric

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. Before connecting,

please read the instruction manual to acquire information about the

ratings.

Do Not Operate without Covers

Do not operate this product when covers or panels removed.

Use Proper Fuse

Only use the fuse with type and rating specified for the product.

Avoid Touching Bare Circuit and Charged Metal

Do not touch the bare connection points and parts of energized

equipment.

Do Not Operate with Suspicious Failures

If you encounter operating failure, do not continue. Please

contact with our maintenance staff.

Do Not Operate in Wet/Damp Conditions.

Do Not Operate in Explosive Atmospheres.

Ensure Product Surfaces Clean and Dry.

Содержание HTYSZ-H

Страница 1: ...ou can find the changes in the appendix Sorry for the inconvenience If you have further questions welcome to contact with our service department The input output terminals and the test column may brin...

Страница 2: ...and prevent the product or other relevant subassembly to damage In order to avoid possible danger this product can only be used within the prescribed scope Only qualified technician can carry out main...

Страница 3: ...d the instruction manual to acquire information about the ratings Do Not Operate without Covers Do not operate this product when covers or panels removed Use Proper Fuse Only use the fuse with type an...

Страница 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 tak...

Страница 5: ...II Instrument features 7 III Technical specification 9 IV Structure 9 V Menu and keys operation 10 Instrument is divided into four displays 11 VI Installation 19 VII Test procedure 20 VIII Cautions 21...

Страница 6: ...d chemicals to the harm of human body The operation is simple easy to use strong anti interference ability stable and reliable The acid value is the number of milligrams of potassium hydroxide in 1 gr...

Страница 7: ...an machine interface 2 Using neutralization titration principle use microcomputer to control automatically add liquid at room temperature and titration stirring judge titration end point LCD screen di...

Страница 8: ...cing the organic solvents and chemicals to the harm of human body 9 The equipment is simple operation using large screen LCD and Chinese menu options users only need to choose the menu function accord...

Страница 9: ...0001 mgKOH g 4 Measurement accuracy acid value between 0 001 0 1000 mgKOH g Allowable error range 0 02mgkoh g The acid value is between 0 1000 0 5000 mgKOH g Allowable error range 0 05mgkoh g 5 Extern...

Страница 10: ...mination the acid value The control box collects and processes all kinds of information sends the actuator operation command while the control box contains the LCD and touch screen to form a good man...

Страница 11: ...history sample test 1 Boot screen Connect instrument power cord turn on the power switch the screen center cross cursor image appears as shown in the figure below At this time you can carry out touch...

Страница 12: ...d center for calibration Note equipment has been calibrated before delivery no special circumstances no need the calibration Remember If without touching the cross cursor after boot 2 seconds automati...

Страница 13: ...splay screen with your finger touch to modify parameters are selected checked according to button to adjust the current parameter values press save to save parameters press exit button to return to th...

Страница 14: ...xt history record record number minus 1 long press the key fast flip backward minimum record number is 1 Print print the current history records the printing content including 1 sample to 6 of the sam...

Страница 15: ...ion concentration the concentration of neutralizing liquid national standard concentration between 0 02 to 0 05 moL L if the concentration different with its shown according to the concentration of th...

Страница 16: ...esponds to the test cup and with button adjust it to 0 000 then the sample weight shows blank as shown in the figure After press start button the machine will automatically blank test operation Note t...

Страница 17: ...ify the selected sample weight decrease RUN start the selected samples acid value test Exit exit Press the RUN instrument cleaning press the SKIP instruments automatically return to the main interface...

Страница 18: ...cup position as follows in test cup column touch the screen to select as shown in the figure below After selected test cup then input the corresponding sample weight the method is as follows in Mass c...

Страница 19: ...ntil all finished VI Installation 1 After opening the instrument is placed on a solid laboratory bench 2 Take a beaker into hydroxide against 80ml water fully dissolved and then injected into the wash...

Страница 20: ...chine will automatically blank experiment operation Note to observe the neutralization liquid titration speed about every drop 1 second and then take out the blank experiment cup begin test 3 Sample t...

Страница 21: ...s if you choose the automatic printing function VIII Cautions 1 The cup must be cleaned with absolute alcohol and be used after drying 2 Before test acid value must do a blank experiment first if meas...

Страница 22: ...be removed from the cup tray so as not to affect the experiment positioning 7 At the end of the experiment the neutralizing liquid and the extraction liquid bottle should be placed in the shade to av...

Страница 23: ...23 Solution need to blank experiment Ensure that the blank experiment must be accurate...

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