Huazheng HZCS-1 Automatic Acid Number Determinator User Manual

Huazheng HZCS-1 Automatic Acid Number Determinator

Dear Customers,

Thank you for choosingHZCS-1 Automatic acid number determinator.
We hope that this tester will make your work more easy and pleasant, letting you enjoy office automation during test analysis.
Please read this User Manual before using the tester, and follow the instructions to operate and maintain it for prolonging its service life.

The instrument is characterized by “Performing the test automatically by a slight click only”.
If you are satisfied with our product, please introduce to other users. Any other problems in using this equipment, please phone us (0312)3372757. We are always at your service for giving you every satisfaction

Product Overview

HZCS-1 Automatic acid number determinator,is using extraction method,accurate detection of insulation oleic acid value fully automatic the measuring instrument.The instrument in improving the efficiency and test accuracy meanwhile,reduce operator contact sample and reagent,the maximum guarantee its safety.
Determination,just put the samples into the sample cup,put the sample cup into the sample cup hole, the instrument will automatically search sample,extract injection and blank titration,determination, discharge waste liquor, automatic cleaning shutdown,the print results and so on operations.The equipment startup can be measured in 1 sample,convenient operation, high efficiency.
Instrument calibration instrument equipped with standard acid and calibration process,the user may at any time on the instrument and the neutralizing liquid for calibration,overcomes the defects of the neutralizing liquid concentration change,simultaneous determination of the instrument is deducted automatically extract background values,overcomes the extract used in background value changes affect the results. So that the test results more accurate and reliable.

Techinical Index

• The test range: 0.002～1mg KOH/g
• Measurement error: ≤±0.005 mg KOH / g
• Repeatability: ≤0.005 mg KOH / g
• Suitable temperature: 10℃～45℃
• Suitable humidity: ≤85%RH
• Power supply: AC220V/50Hz
• Power: 50W

STRUCTURE AND INSTALLATION

Host Structure

Instrall Ation

1. After opening the box,put the instruments placed in the laboratory solid bench, check all parts whether damage,fastener whether loose, accessories whether complete.
2. Insert the power cord a head into behind the left side of the instrument chassis power socket, on the other side on 220 v source.

Note: The 220 v power supply should have a good grounding line!

PREPARATION WORK

Preparation of solution
A total of six： Neutralizer（Ethanol-KOH)solution、Extract、Standard acid、 BTB aqueous solution、Gas washing liquid and Absolute ethyl alcohol.

1. Neutralizer（Ethanol-KOH) solution: put the glass bottles marked with KOH that shipped with the instrument within the white solid as possible transferred to ethanol-KOH labeled bottles, injects about 100ml absolute ethyl alcohol into the bottle, fully made of completely dissolved, and aside for one day and night alternate.

2. Extract: Prepare a more than 1000 ml container (can choose dry clean drinking water bottles) and a reaction cup, isopropyl alcohol and petroleum ether each 500 ml.Open plastic bag that with instrument of BTB indicator, pour in reaction cups, adding large isopropyl alcohol and petroleum ether, transfer the solution into the prepared container, and then wash with petroleum ether or isopropyl alcohol many times reaction cups, cleaning fluid be poured into the container, pour all remaining petroleum ether or isopropyl alcohol shake in large containers.
   Then injecting isopropyl alcohol and petroleum ether respectively, and tighten cap reserve.

3. Standard acid solution: standard acid solution is 0.15 mol/l of potassium hydrogen phthalate aqueous solution, can use directly in a small jar.

4. Cut up the plastic bags is equipped with BTB that comes with the instrument, put the BTB solid as possible transferred into 100ml volumetric flask, injects 100ml absolute alcohol into the bottle,fully shake make it dissolve completely reserve.Every time when used, have graduated pipette 0.5 ml of this solution, add 50 ml distilled water preparation BTB aqueous solution.

5. Gas washing liquid: put the glass bottles marked with KOH that shipped with the instrument within the white solid as possible transferred to Gas washing bottles labeled plastic bottles, injects 50ml water into the bottle,fully shake make it dissolve completely reserve.

6. Absolute ethyl alcohol: pour absolute ethyl alcohol in washer bottle that comes with the instrument.

Connected to the liquid path
Open the instrument right door, put three plastic from left to right in turn into:the Gas washing bottle, neutralizer liquid (ethanol – KOH), absolute ethyl alcohol,use the hose,connect neutralizer fluid (ethanol-KOH) another outlet with the interface port of the baseboard;Pour Extract of the reagent bottles into the pool;connect the bottle is equipped with absolute ethyl alcohol with the interface port of the baseboard.Depress the pressure arm of peristaltic pump,and lock in.After verification, close the instrument right door.As shown in the figure:

INSTRUMENT OPERATION

Boot screen
Open the left side of the instrument’s main power switch, and then press the start switch, enter the following interface:

The waiting period, the instrument checked for liquid line pressure sensors and temperature sensors, humidity sensors, pump check, determine whether the extract used, and whether the extract neutral, if the following screen appears :

At that time, you need some extracts in the extraction of pools, and then touch the “confirm” button, start a blank titration to extract to make it neutral, interface display as follows:

After the blank titration to extract finishes, will appear “operations” prompt screen as follows:

Instrument calibration
This process in the first use of the instrument and replaced with new formulated neutralizer(ethanol-KOH solution), it must be carried out. Over the course of normal use of the instrument can be omitted.
Touch screen “instrument calibration” button, enter the following interface

This interface shows neutralization number drops as the original calibration results. If re-calibration is required, touch the “recalibration” button, the interface displays as follows:

This interface shows neutralization number drops as the original calibration results. If re-calibration is required, touch the “recalibration” button, the interface displays as follows:

Based on the tips, with accurate liquid pipe drawing solution of BTB 20ml (see chapter III preparation of BTB aqueous solution), put the sample tray, tap the confirm key to start for BTB aqueous solution a blank titration to extract.Interface displays as follows:

After the blank titration end,according to the instrument tip micro-Injector and get 100 microliter 0.15mol/L acid standard solution (solution of potassium hydrogen phthalate (see chapter III preparation of potassium hydrogen phthalate aqueous solution), joining reaction cup.

Press “continue” button,to start the instrument calibration.

After the titration, the instrument automatically return to the main interface of instrument calibration, display instrument needed and droplet number and the calibration date of time.

Touch “exit menu” key and return to main interface.

Sample determination
Touch screen for “Sample determination”key, and enter the following interface :

Choose the type of test sample, touch “confirm” key for the next operation;If the oil sample type, select the error and click “correct” key again, then click the “confirm” and press “exit” to return to the main menu.If select turbine oil and fire resistant oil, enter the following interface:

Turbine oil and fire resistant oil viscosity is high, before test acid number,need to manually extract to diluting it in advance,the instrument will prompt,according to number of test oil sample,In the sample set place the same number of Oil cup, the instrument automatically discharges the same number of extracts.Removed sample cup from the sample set filled with extract,then take a clean dry beaker,By sampling tubes 6 ~ 8 ml of sample and the same volume of extract, mix in the beaker,Manual mixing dilution,After dilution for determination of turbine oil or mixture of fire-resistant hydraulic oil sample acid value.After click “confirm” appear following interface.If you choose the transformer oil does not appear above, directly into the following interface :

That came with your equipment oil sample Cup, included with your instrument 10ml liquid 10ml testing oil samples, sample oil sample cups into a round hole, enter the density of the oil sample to be measured, touch “confirm” key, the instrument will be tested automatically.
Note: if the test sample for turbine oil and fuel resistant oil,need use the sample that extract diluted.
Test steps are as follows;

1. Detect whether there is a sample, if there is no sample, screen tips “are not put into oil sample, please test again”
2. To extract the neutral extract 10 ml.
3. Will have a neutral extract injection sample cup, and fully mixing.
4. The samples start to titration, wait for after reaching the end value, the end of the test.
5. Remove the oil sample cups, cleaning and drying reserve.

Data query
Touch screen for “data search” button, enter the following interface :

Touch screen for “Page Up”, “Page Down” button, you can find test results, tap “Delete” button, delete the results of the test; the touch “Print” key, you can print the contents page is displayed, and touch the “Exit” button and exit the display interface.

Cleaning off

Touch screen for “Cleaning off” button, enter the following interface :

Touch “cleaning off” key, the instrument automatic cleaning line and return to original state, automatically shut off the power. Take out the sample cup, wash and drying.
Open the instrument right door, loosen the peristaltic pump hose pressure upper arm, close the door.

CARE AND MAINTENANCE

Replacement reagents

1. Absolute ethyl alcohol exhaust to replace a bottle;
2. Extract has been used up, reconfigured a bottle, fill extraction pool;
3. Neutralization liquid (ethanol- KOH solution) used to take out the original bottle, to formulate a bottle, then it back in place, the need to conduct a calibration.

Replace the peristaltic pump tube
Turn on the instrument door, turn the peristaltic pump of the lever to the right, loosen pump tubing clamps, remove the old tubing wear, quit the old pump hose on the hose clamps, set of tubes for a new pump, is provided then the new pipe into pump body, setting down the pump tube back in place with a lever.

Replacing printer paper

Press the button to open the printer cover will be printed,according to the illustration on the cover of the printer in the printer and close the front cover.
If no printing handwriting, check printing paper is installed backwards.
Turn off the power press the “LF” turn on the power button at the same time over 5 seconds after releasing the “LF” will enter the printer settings, adjusting printer when prompted.
In the boot of the state, long press SEL, printer self-checking, print fonts.

POINTS FOR ATTENTION

1. Peristaltic pump hose wear, before use, please carefully check if the hose is damaged, adhesions, so equipment does not operate properly. If an exception is proposed to replace the hose. Instrument after use, place the arm pressure peristaltic pump release to prevent pressure peristaltic pump hose are arm-long squeeze, causing injury.
2. Instruments more than three months not to use, it is suggested that using standard acid calibration once again.
3. Preparation of extract container should be dry, without water, and sealed.
4. When doing the test in a row, but without washing sample cup, such as after a period of time to do the test, must wash sample cup, and sample cup to completely dry before using.
5. After the test must be “cleaning off”.

Huazheng Electric Manufacturing(Baoding) Co., Ltd

Documents / Resources

| Huazheng HZCS-1 Automatic Acid Number Determinator [pdf] User Manual
HZCS-1 Automatic Acid Number Determinator, HZCS-1, Automatic Acid Number Determinator, Acid Number Determinator, Determinator
---|---

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>