1 CJJ-4Multi head magnetic heating stirrer Introduction
This instrument is widely used in various universities, environmental protection, scientific research, health, epidemic prevention, petroleum, metallurgy, chemical, medical and other units. It is designed with multi link heating, stirring and constant temperature control such as two link, four link, six link according to the requirements of users. Enable users to obtain corresponding effects and data for multiple samples simultaneously. This instrument has good performance, low noise, and significant stirring effect, making it an ideal and essential tool for laboratory technicians.
二、 CJJ-4Multi head magnetic heating stirrer performance
1Power supply voltage:220V±10% 50HZ
2Motor power: single motor25W X4
3Hot wire power consumption: the highest power consumption per single hot wire200W X4
4Magnetic steel speed: the highest2000turn/divide
3、 Usage method
When using this instrument, first check if all the accessories are complete, then install the fixtures in order, place the beaker that needs to be stirred in the center of the plating plate, add the solution, place the stirrer in the beaker solution, and then plug in the power plug of the instrument first. Then turn on the power speed control switch and turn on the indicator light to start working. The speed control is gradually adjusted from low speed to high speed, and it is not allowed to start directly at high speed to avoid the stirrer not being synchronized and causing jumping. Temperature control: Insert the probe into the socket and adjust the temperature control knob to the desired temperature. When not working, cut off the power supply. To ensure safety, please connect the ground wire when using. The instrument should be kept clean and dry, and it is strictly prohibited for solution to enter the machine to avoid damaging the parts and prevent severe vibration.
4、 Precautions
1When the stirrer jumps or does not stir during mixing, please cut off the power and check if the bottom of the beaker is flat and the position is correct. Please also measure if the current voltage is220Vpositive and negative10VOtherwise, the above situation will occur.
2The heating time should generally not be too long, and intermittent use can prolong the service life.
3Electricity usage: The power socket should use a three hole safety socket and must be properly grounded.
4The instrument should be kept clean and dry, and the solution should strictly flow into the machine to avoid damaging it. When not working, the power should be cut off.
5To ensure product reputation, any malfunctions caused by quality issues of the unit within one year from the date of manufacture of our products will be repaired or replaced by our factory. If damage is caused by improper use by the user, we will charge a production fee. Our factory can produce special products according to the user's requirements, and the quantity and size are welcome. After the mixer is used up, you can purchase from our factory,5yuan/Only, there is an additional shipping fee.

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Jingda Instrument Service Commitment

1. All products sold by Jingda Instrument come with a one-year warranty, lifetime maintenance, and free repairs during the warranty period (excluding malfunctions or damages caused by human factors or uncontrollable natural phenomena).
2. Users can consult about technical issues through after-sales service and obtain clear solutions.
3. After receiving the repair notice, if the problem cannot be solved, the after-sales service personnel will rush to the scene and solve the problem.
4. When users experience performance failures during normal use, our company promises the above after-sales service.